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Education
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Research
and Publications

My research can be broadly classified into the following
topics:
Diversity combining and channel modeling for
wireless communications
MIMO and spacetime systems
Cooperative communications
Multiple access systems
Power line communications
Molecular communications
Quantum communications
Directionfinding systems
Solutions of linear difference equations and their applications
to linear systems
Study of matrices with special structures and their applications
JOURNAL PUBLICATIONS

R. K. Mallik and R.
Murch, “New exact higher order moment expressions for the PAPR
of complex Gaussian
variables,” IEEE Wireless Communications Letters, vol. 13, no. 2,
pp. 382386, February
2024.
N. K. Kundu, M. R. McKay,
and R. K. Mallik, “Wireless quantum key distribution at
terahertz frequencies:
Opportunities and challenges.,” IET Quantum Communication,
pp. 112, doi 10.1049/qtc2.12085, 2024.
S. Pal, S. Misra, and R.
K. Mallik, “COTiR: Molecular communication model
for synthetic exosomebased tissue regeneration,” IEEE Transactions on NanoBioscience, vol. 23, no. 1, pp. 202209, January
2024.
A. Yadav and R. K.
Mallik, “Terahertz communications between unstable transceivers with
pointing errors over FTR fading,” IEEE Open Journal of the Communications
Society, vol. 4, pp. 29392951, 2023.
R. K. Mallik and R.
Murch, “Channel normbased energy detection with diversity reception for
amplitudeshift keying in Rayleigh fading,” IEEE Transactions on Wireless
Communications, vol. 22, no. 9, pp. 58555870, September 2023.
R. K. Mallik and R.
Murch, “Properties and applications of a symmetric Toeplitz matrix
generated by C + 1/C elements,” IEEE Access, vol. 11, pp. 8847688488,
2023.
N. K. Kundu, M. R. McKay,
A. Conti, R. K. Mallik, and M. Z. Win, “MIMO terahertz quantum key
distribution under restricted eavesdropping,” IEEE Transactions on Quantum
Engineering, vol. 4, article sequence no. 4100315, pp. 115, 2023.
P. Biswas and R. K.
Mallik, “Spatial multiplexing for noncoherent reception in MIMO systems
with binary ASK: Optimal precoder design,” IEEE Transactions on Wireless
Communications, vol. 22, no. 2, pp. 856871, February 2023.
P. Biswas and R. K.
Mallik, “Symbol detection using extreme learning machine network for
MUSIMO systems,” IET Communications, vol. 17, no. 2, pp. 183196, January
2023.
G. Sharma, N. Pandey, A.
Singh, and R. K. Mallik, “On the impact of mutual influence between Bob and
Eve on the secrecy of diffusionbased molecular timing channels,” IEEE
Wireless Communications Letters, vol. 11, no. 11, pp. 22552259, November
2022.
G. Sharma, N. Pandey, A.
Singh, and R. K. Mallik, “Security in diffusive molecular timing channels:
An amount of confusion level perspective,” IEEE Transactions on Molecular, Biological,
and MultiScale Communications, vol. 8, no. 3, pp. 190201, September 2022.
S. P. Dash, J. Bhuyan,
and R. K. Mallik, “Performance analysis of STBCbased MIMO PLC system in cyclostationary noise environment,” IEEE Transactions
on Vehicular Technology, vol. 71, no. 8, pp. 90269031, August 2022.
N. K. Kundu, S. P. Dash,
M. R. McKay, and R. K. Mallik, “Channel estimation and secret
key rate analysis of MIMO
terahertz quantum key distribution,” IEEE Transactions on Communications,
vol. 70, no. 5, pp. 33503363, May 2022.
S. Suman, S. De, R. K.
Mallik, M. Elkashlan, and A. Nallanathan,”
Beamforming
based mitigation of
hovering inaccuracy in UAVaided RFET,” IEEE Transactions
on Communications, vol.
70, no. 4, pp. 26912706, April 2022.
R. K. Mallik and R.
Murch, “Rayleigh fading channel capacity for coherent signaling
with asymmetric
constellations,” IEEE Transactions on Communications, vol. 70, no. 4,
pp. 23422357, April
2022.
R. Mahendra, S. K.
Mohammed, and R. K. Mallik, “Downlink multiuser hybrid beamforming systems
with receiver IQ imbalance: Precompensation and performance analysis,”
IEEE Communications Letters, vol. 26, no. 4, pp. 927931, April 2022.
S. P. Dash, R. K. Mallik,
and N. Pandey, “Performance analysis of an index modulationbased receive
diversity RISassisted wireless communication system,” IEEE Communications
Letters, vol 26, no. 4, pp. 768772, April 2022.
N. K. Kundu, M. R. McKay,
and R. K. Mallik, “Machine learning based parameter estimation
of Gaussian quantum
states,” IEEE Transactions on Quantum Engineering, vol. 3, article sequence
no. 3500113, pp. 113, 2022.
G. Sharma, N. Pandey, A.
Singh, and R. K. Mallik, “Secrecy optimization for diffusionbased
molecular timing channels,” IEEE Transactions on Molecular, Biological, and
MultiScale Communications, vol. 7, no. 4, pp. 253261, December 2021.
R. K. Mallik and R.
Murch, “Channel capacity of an asymmetric constellation in Rayleigh fading
with noncoherent energy detection,” IEEE Transactions on Wireless
Communications, vol. 20,
no. 11, pp. 73757388, November 2021.
N. K. Kundu, S. P. Dash,
M. R. McKay, and R. K. Mallik, “MIMO terahertz quantum key distribution,”
IEEE Communications Letters, vol. 25, no. 10, pp. 33453349, October 2021.
R. Mahendra, S. K.
Mohammed, and R. K. Mallik, “Compensation of transmitter IQ imbalance in
multiuser hybrid beamforming systems,” IEEE Access, vol. 9, pp.
9823198248, 2021.
S. P. Dash, R. K. Mallik,
and B. R. Reddy, “Optimal 4ary imbalancedphaseamplitude modulation in
uncorrelated and correlated receive diversity PLC systems under
Nakagamim noise environment,” IEEE Transactions on Vehicular
Technology, vol. 70,
no. 7, pp. 63436354,
July 2021.
V. K. Papanikolaou, P. D.
Diamantoulakis, H. G. Sandalidis,
R. K. Mallik, and G. K. Karagiannidis, “On the average harvested energy of
directive lightwave power transfer
(DLPT),” IEEE Wireless
Communications Letters, vol. 10, no. 7, pp. 15081512, July 2021.
N. Pandey, S. Joshi, and
R. K. Mallik, “Characterizing the probability of collision between
information particles in molecular communications,” IEEE Wireless
Communications
Letters, vol. 10, no. 6,
pp. 12521255, June 2021.
Y. Liu, Y. Deng, M. Elkashlan, A. Nallanathan, J.
Yuan, and R. K. Mallik, “RACH in
selfpowered NBIoT
networks: Energy availability and performance evaluation,” IEEE
Transactions on Communications, vol. 69, no. 3, pp. 17501764, March 2021.
R. K. Mallik and R.
Murch, “Exact expressions for PAPR statistics in low number
subcarrier multicarrier
systems,” IEEE Wireless Communications Letters, vol. 9, no. 7,
pp. 938942, July 2020.
N. K. Kundu, R. K.
Mallik, and M. R. McKay, “Signal design for frequencyphase keying,”
IEEE Transactions on
Wireless Communications, vol. 19, no. 6, pp. 40674079, June 2020.
N. Pandey, S. Joshi, R.
K. Mallik, and B. Lall, “Channel characterization for devices in a
turbulent diffusive environment: A mobile molecular communication
approach,” IEEE Transactions on Molecular, Biological, and MultiScale
Communications, vol. 5, no. 3,
pp. 222232, December
2019.
S. P. Dash, R. K. Mallik,
and S. K. Mohammed, “Performance analysis of coherent PLC with MPSK signaling in Nakagamim noise
environment,” IEEE Transactions on Vehicular Technology, vol. 69, no. 3,
pp. 30573067, March 2020.
A. Singh, M. R.
Bhatnagar, and R. K. Mallik, “Secrecy outage performance of SWIPT cognitive
radio network with imperfect CSI,” IEEE Access, vol. 8, no. 1, pp.
39113919, 2020.
S. P. Dash, S. Joshi, and
R. K. Mallik, “Smart grid network with D2D communication and coherent PLC:
Error analysis,” IEEE Transactions on Vehicular Technology, vol. 69, no. 1,
pp. 10511054, January
2020.
Y. Li, R. K. Mallik, and
R. Murch, “Channel magnitude based MIMO with energy detection for internet
of things applications,” IEEE Internet of Things Journal, vol. 6, no. 6,
pp. 98939907, December 2019.
A. Dubey, C. Kundu, T. M.
N. Ngatched, O. A. Dobre, and R. K. Mallik,
“Incremental
relaying for power line
communications: Performance analysis and power allocation,”
IEEE Systems Journal,
vol. 13, no. 4, pp. 42364247, December 2019.
N. Pandey, R. K. Mallik,
and B. Lall, “Performance analysis of diffusive molecular timing channels,”
IET Communications, vol. 13, no. 18, pp. 30593067, November 21 2019.
A. K. Mandpura,
S. Prakriya, and R. K. Mallik, “Outage
probability of fixedgain
amplifyandforward
twoway relays with multiple cochannel interferers,”
IET Communications, vol.
13, no. 6, pp. 649656, April 2 2019.
N. Pandey, R. K. Mallik,
and B. Lall, “Molecular communication: The first arrival
position channel,” IEEE
Wireless Communications Letters, vol. 8, no. 2, pp. 508511,
April 2019.
B. R. Manoj, R. K.
Mallik, M. R. Bhatnagar, and S. Gautam, “Virtual fullduplex
relaying in multihop DF
cooperative networks using halfduplex relays with buffers,”
IET Communications, vol.
13, no. 5, pp. 489495, March 19 2019.
S. Joshi and R. K.
Mallik, “Coverage probability analysis in a devicetodevice network:
Interference functional and Laplace
transform based approach,” IEEE Communications Letters, vol. 23, no. 3, pp.
466469, March 2019.
D. Sharma, A. Dubey, S.
Mishra, and R. K. Mallik, “A frequency control strategy using power line
communication in a smart microgrid,” IEEE Access, vol. 7, no. 1, pp.
2171221721, 2019.
S. P. Dash, R. K. Mallik,
and S. K. Mohammed, “Error analysis of receive diversity noncoherent PLC
system in impulsive noise environment,” IEEE Transactions on Vehicular
Technology, vol. 68, no. 1, pp. 962966, January 2019.
R. K. Mallik and R. D.
Murch, “Optimal ASK levels for channel magnitude based diversity reception in
Rayleigh fading,” IEEE Transactions on Communications, vol. 66, no. 9, pp.
43454360, September
2018.
R. K. Mallik, “The
exponential correlation matrix: Eigenanalysis and applications,” IEEE
Transactions on Wireless Communications, vol. 17, no. 7, pp. 46904705,
July 2018.
B. R. Manoj, R. K.
Mallik, and M. R. Bhatnagar, “Performance analysis of bufferaided
prioritybased maxlink relay selection in DF cooperative networks,” IEEE
Transactions on Communications, vol. 66, no. 7, pp. 28262839, July 2018.
S. Joshi and R. K.
Mallik, “Coverage and interference in D2D networks with Poisson cluster
process,” IEEE Communications Letters, vol. 22, no. 5, pp. 10981101, May
2018.
S. P. Dash, R. K. Mallik,
and S. K. Mohammed, “Performance analysis of noncoherent PLC with
multilevel ASK in impulsive noise environment,” IET Communications, vol.
12, no. 7, pp. 816823, April 24 2018.
R. K. Mallik, M. R.
Bhatnagar, and S. P. Dash, “Fractional pilot duration optimization for SIMO
in Rayleigh fading with MPSK and imperfect CSI,” IEEE Transactions on
Communications, vol. 66, no. 4, pp. 17321744, April 2018.
N. C. Sagias
and R. K. Mallik, “On the statistics of the error propagation effect of
binary differential phaseshift keying,” IEEE Wireless Communications
Letters, vol. 6, no. 6, pp.
718721, December 2017.
A. Singh, M. R.
Bhatnagar, and R. K. Mallik, “Physical layer security of a
multiantennabased CR network with single and multiple primary users,” IEEE
Transactions on Vehicular Technology, vol. 66, no. 12, pp. 1101111022,
December 2017.
S. Joshi and R. K.
Mallik, “Analysis of dedicated and shared devicetodevice communication in
cellular networks over Nakagamim fading
channels,” IET Communications, vol. 11, no. 10, pp. 16001609, July 13
2017.
R. K. Mallik, R. D.
Murch, and Y. Li, “Channel magnitude based energy detection with receive
diversity for multilevel amplitudeshift keying in Rayleigh fading,” IEEE
Transactions on Communications, vol. 65, no. 7, pp. 30793094, July 2017.
B. R. Manoj, R. K.
Mallik, and M. R. Bhatnagar, “Bufferaided multihop DF cooperative
networks: A stateclustering based approach,” IEEE Transactions on
Communications, vol. 64, no. 12, pp. 49975010, December 2016.
A. Dubey and R. K.
Mallik, “Effect of channel correlation on multihop data transmission over
power lines with decodeandforward relays,” IET Communications, vol. 10,
no. 13, pp. 16231630, September 1 2016.
A. Singh, M. R.
Bhatnagar, and R. K. Mallik, “Secrecy outage of a simultaneous wireless
information and power transfer cognitive radio system,” IEEE Wireless
Communications Letters,
vol. 5, no. 3, pp. 288291, June 2016.
Y. Deng, L. Yang, M. Elkashlan, A. Nallanathan,
and R. K. Mallik, “Physical layer
security in threetier wireless
sensor networks: A stochastic geometry
approach,” IEEE
Transactions on Information Forensics and Security,
vol. 11, no. 6, pp.
11281138, June 2016.
R. K. Mallik, R. D.
Murch, S. P. Dash, and S. K. Mohammed, “Optimal multilevel ASK with
noncoherent diversity reception in uncorrelated nonidentical and
correlated
Rayleigh fading,” IEEE
Transactions on Communications, vol. 64, no. 5, pp. 22042219,
May 2016.
M. R. Bhatnagar, R. K.
Mallik, and O. Tirkkonen, “Performance evaluation of best path selection in
a multihop decodeandforward cooperative
system,” IEEE Transactions
on Vehicular Technology,
vol. 65, no. 4, pp. 27222728, April 2016.
A. Singh, M. R.
Bhatnagar, and R. K. Mallik, “Performance of an improved energy
detector in multihop cognitive radio networks,” IEEE Transactions
on
Vehicular Technology,
vol. 65, no. 2, pp. 732743, February 2016.
A. Singhal, R. K. Mallik,
and B. Lall, "Performance analysis of amplitude modulation schemes for
diffusionbased molecular communication," IEEE Transactions on
Wireless Communications, vol. 14, no. 10, pp. 56815691, October 2015.
H. Nayar, V. J. Ribeiro,
and R. K. Mallik, "Multicarrier modulation with variable
peaktoaverage
power ratio using partial
fast Fourier transform," IET Communications, vol. 9, no. 12, pp.
14501457, August 13
2015.
Arti M. K., R. K. Mallik,
and R. Schober, “Performance analysis of OSTBC relaying
in AF MIMO relay systems
with imperfect CSI,” IEEE Transactions on
Vehicular Technology,
vol. 64, no. 7, pp. 32913298, July 2015.
Y. Deng, M. Elkashlan, N. Yang, P. L. Yeoh, and R. K. Mallik,
“Impact of primary
network on secondary
network with generalized selection combining,” IEEE
Transactions on Vehicular
Technology, vol. 64, no. 7, pp. 32803285, July 2015.
A. Dubey and R. K.
Mallik, “PLC system performance with AF relaying,” IEEE
Transactions on
Communications, vol. 63, no. 6, pp. 23372345, June 2015.
R. K. Mallik, S. Singh,
R. D. Murch, and S. Mehra, “Signal design for multiple antenna
systems with spatial
multiplexing and noncoherent reception,” IEEE Transactions on
Communications, vol. 63,
no. 4, pp. 12451258, April 2015.
A. Dubey, R. K. Mallik,
and R. Schober, “Performance analysis of a multihop power line
communication system over
lognormal fading in presence of impulsive noise,”
IET Communications, vol.
9, no. 1, pp. 19, January 2 2015.
L. Wang, M. Elkashlan, J. Huang, R. Schober, and R. K. Mallik,
“Secure transmission
with antenna selection in
MIMO Nakagamim fading channels,” IEEE
Transactions on
Wireless Communications,
vol. 13, no. 11, pp. 60546067, November 2014.
A. Singhal, R. K. Mallik,
and B. Lall, “Effect of molecular noise in diffusionbased molecular
communication,” IEEE Wireless Communications Letters, vol. 3, no. 5, pp.
489492, October
2014.
A. Singhal, R. K. Mallik,
and B. Lall, “Molecular communication with Brownian motion and a
positive drift:
Performance analysis of amplitude modulation schemes,” IET Communications,
vol. 8, no. 14, pp.
24132422, September 25 2014.
Y. Deng, M. Elkashlan, P. L. Yeoh, N. Yang, and R. K. Mallik,
“Cognitive MIMO relay networks with generalized selection combining,” IEEE
Transactions on Wireless Communications,
vol. 13, no. 9, pp.
49114922, September 2014.
A. Kumar, R. K. Mallik,
and R. Schober, “A probabilistic approach to modeling
users’ network
selection in presence of
heterogeneous wireless networks,” IEEE Transactions on Vehicular
Technology, vol. 63, no. 7,
pp. 33313341, September 2014.
A. Dubey, R. K. Mallik,
and R. Schober, “Performance analysis of a power line communication system
employing selection combining in correlated lognormal channels and
impulsive noise,” IET Communications, vol. 8, no. 7, pp. 10721082, May 6
2014.
T. Islam, R. Schober, R.
K. Mallik, and V. K. Bhargava, “SLNC for multisource multirelay BICMOFDM
systems,” IEEE Transactions on Wireless Communications, vol. 13, no. 4, pp.
20962112, April 2014.
I. Ahmed, A. Ikhlef, R.
Schober, and R. K. Mallik, “Power allocation for conventional and
bufferaided link adaptive relaying systems with energy harvesting nodes,”
IEEE Transactions on Wireless Communications, vol. 13, no. 3, pp.
11821195, March 2014.
R. K. Mallik and R. D.
Murch, “Noncoherent reception of multilevel ASK in Rayleigh fading with
receive diversity,” IEEE
Transactions on Communications, vol. 62, no. 1, pp. 135143, January
2014.
M. Mehra and R. K.
Mallik, “Solutions of differentialdifference equations arising from
mathematical models of granulocytopoiesis,”
Differential Equations and Dynamical Systems, vol. 22, no. 1, pp. 3349,
January 2014.
A. Kumar, R. K. Mallik,
and R. Schober, “Wireless local area network service providers’ price
competition in presence of heterogeneous user demand,” IET Communications,
vol. 7, no. 18, pp. 21132121, December 17 2013.
Arti M. K., R. K. Mallik,
and R. Schober, “Beamforming and combining in twoway AF MIMO
relay networks,” IEEE
Communications Letters, vol. 17, no. 7, pp. 14001403, July 2013.
A. Singh, M. R.
Bhatnagar, and R. K. Mallik, “Threshold optimization of a finite sample
based cognitive radio network using energy detector,” EURASIP Journal on
Wireless Communications and Networking, vol. 2013, no. 165, June 14 2013.
I. Ahmed, A. Ikhlef, R.
Schober, and R. K. Mallik, “Joint power allocation and relay selection in
energy harvesting AF relay systems,” IEEE Wireless Communications Letters,
vol. 2, no. 2,
pp. 239242, April 2013.
A. Kumar, R. K. Mallik,
and R. Schober, “WLAN service providers’ price competition with uncertainty
in user demand,” IEEE Communications Letters, vol. 17, no. 3, pp. 517520,
March 2013.
R. K. Mallik and J. H.
Winters, “Deterministically weighted squarelaw combining in correlated
fading,” IEEE Transactions on Communications, vol. 61, no. 1, pp. 344356,
January 2013.
K. Dhaka, R. K. Mallik,
and R. Schober, “Optimisation of power allocation for asymmetric relay placement
in multihop relay systems,” IET Communications, vol. 7, no. 2, pp.
128136,
January 22 2013.
M. D. Selvaraj and R. K.
Mallik, “Performance of full CSI selection combining for cooperative
diversity systems,” IEEE Transactions on Communications, vol. 60, no. 9,
pp. 24822488, September 2012.
F. Moghimi, R. K. Mallik,
and R. Schober, “Sensing time and power optimization in MIMO cognitive
radio networks,” IEEE Transactions on Wireless Communications, vol. 11, no.
9,
pp. 33983408, September
2012.
T. Islam, A. Nasri, R.
Schober, R. K. Mallik, and V. K. Bhargava,
“Network coded multisource cooperative communication in BICMOFDM
networks,” IEEE Transactions on Wireless Communications, vol. 11, no. 9,
pp. 31803193, September 2012.
Y. Shi, X. Dong, K. B. Letaief, and R. K. Mallik. “Coalitionassisted resource
allocation in large amplifyandforward cooperative networks,” IEEE
Transactions on Vehicular Technology,
vol. 61, no. 4, pp.
18631873, May 2012.
I. Ahmed, A. Nasri, D. S. Michalopoulos, R. Schober, and R. K.
Mallik, “Relay subset selection and
fair power allocation for best and partial relay selection in generic noise and interference,” IEEE
Transactions on Wireless Communications, vol. 11, no. 5, pp. 18281839, May
2012.
Y. Shi, K. B. Letaief, R. K. Mallik, and X. Dong, “Distributed power
allocation in twohop interference channels: An implicitbased approach,”
IEEE Transactions on Wireless Communications, vol. 11, no. 5, pp.
19111921, May 2012.
I. Ahmed, A. Nasri, R.
Schober, and R. K. Mallik, “Asymptotic performance of generalized selection
combining in generic noise and fading,” IEEE Transactions on
Communications,
vol. 60, no. 4, pp.
916922, April 2012.
K. Dhaka, R. K. Mallik, and R. Schober, “Performance analysis
of decodeandforward
multihop communication: A difference equation approach,” IEEE Transactions on Communications, vol. 60, no. 2, pp. 339345, February 2012.
A. Singh, M. R. Bhatnagar, and R. K. Mallik, “Cooperative
spectrum sensing in multiple antenna based cognitive radio network using an
improved energy detector,” IEEE Communications Letters, vol. 16, no. 1, pp.
6467, January 2012.
R. K. Mallik and N. C. Sagias,
“Distribution of inner product of complex Gaussian random vectors and its
applications,” IEEE Transactions on Communications, vol. 59, no. 12, pp.
33533362, December 2011.
K. Raghunath, Y. U. Itankar, A.
Chockalingam, and R. K. Mallik, “BER analysis of uplink OFDMA in the
presence of carrier frequency and timing offsets on Rician fading
channels,” IEEE Transactions on Vehicular Technology, vol. 60, no. 9, pp.
43924402, November 2011.
P. S. Bithas, N. C. Sagias, and R. K. Mallik, “On the sum of kappa stochastic
variates and applications to equalgain combining,” IEEE Transactions on
Communications, vol. 59, no. 9, pp. 24342442, September 2011.
P. Dharmawansa, M. R. McKay, R. K.
Mallik, and K. B. Letaief, “Ergodic capacity and
beamforming optimality for MISO relaying with statistical CSI,” IEEE
Transactions on Communications, vol. 59, no. 8, pp. 21192131, August 2011.
T. Islam, R. Schober, R. K. Mallik, and V. K. Bhargava,
“Analysis and design of cooperative BICMOFDM systems,” IEEE Transactions
on Communications, vol. 59, no. 6, pp. 17421751, June 2011.
F. Moghimi, R. Schober, and R. K. Mallik, “Hybrid
coherent/energy detection for cognitive radio networks,” IEEE Transactions
on Wireless Communications, vol. 10, no. 5, pp. 19541605, May 2011.
M. D. Selvaraj, R. K. Mallik, and R. Goel, “Optimum receiver
performance with binary phaseshift keying for decode and forward
relaying,” IEEE Transactions on Vehicular Technology, vol. 60, no. 4, pp.
19481954, May 2011.
M. D. Selvaraj and R. K. Mallik, “Singlerelay cooperative
diversity with scaled selection combining,” IEEE Transactions on
Communications, vol. 59, no. 3, pp. 701707, March 2011.
Y. Shi, R. K. Mallik, and K. B. Letaief,
“Randomized power control for twohop interference channels,” IEEE
Communications Letters, vol. 14, no. 12, pp. 11281130, December 2010.
M. D. Selvaraj and R. K. Mallik, “Scaled selection combining
based cooperative diversity system with decode and forward relaying,” IEEE
Transactions on Vehicular Technology, vol. 59, no. 9, pp. 43884399,
November 2010.
R. K. Mallik and J. H. Winters, “Deterministic linear combining
receivers for random fading channels,” IEEE Transactions on Communications,
vol. 58, no. 9, pp. 26302638, September 2010.
R. K. Mallik, “A new statistical model of the complex Nakagamim fading gain,” IEEE Transactions on
Communications, vol. 58, no. 9, pp. 26112620, September 2010.
N. C. Sagias, R. K. Mallik, and G. S.
Tombras, “Error rate performance of multilevel
signals with coherent detection,” IEEE Transactions on Communications, vol.
58, no. 8, pp. 21882192,
August 2010.
P. Dharmawansa, M. R. McKay, and R.
K. Mallik, “Analytical performance of amplifyandforward MIMO relaying
with orthogonal spacetime block codes,” IEEE Transactions on
Communications, vol. 58, no. 7, pp. 21472158, July 2010.
W. Zhang, R. K. Mallik, and K. B. Letaief,
“Optimization of cooperative spectrum sensing with energy detection in
cognitive radio networks,” IEEE Transactions on Wireless Communications,
vol. 8, no. 12, pp. 57615766, December 2009.
E. Bayaki, R. Schober, and R. K.
Mallik, “Performance analysis of MIMO freespace
optical systems in gammagamma fading,” IEEE Transactions on
Communications, vol. 57, no. 11, pp.
34153424, November 2009.
M. D. Selvaraj and R. K.
Mallik, “Error analysis of the decode and forward protocol with selection
combining,” IEEE Transactions on Wireless Communications, vol. 8, no. 6,
pp. 30863094, June 2009.
Y. Shi, J. H. Wang, K. B.
Letaief, and R. K. Mallik, “A gametheoretic
approach for distributed power control in interference relay channels,”
IEEE Transactions on Wireless Communications, vol. 8, no. 6, pp. 31513161,
June 2009.
R. K. Mallik and P. Garg,
“Performance of optimum and suboptimum receivers for spacetime coded
systems in correlated fading,” IEEE Transactions on Communications, vol.
57, no. 5, pp. 12371241, May 2009.
A. Chowdhery
and R. K. Mallik, “Linear detection for the nonorthogonal amplify and
forward protocol,” IEEE Transactions on Wireless Communications, vol. 8,
no. 2, pp. 826835, February 2009.
P. Garg and R. K. Mallik,
“Equivalence of optimum and joint processing receivers for spacetime block
coded systems,” IEEE Transactions on Wireless Communications, vol. 8, no.
1, pp. 5154, January 2009.
R. K. Mallik, S. Jain,
and R. K. Garodia, “Performance of the
decorrelating multiuser detector in a correlated fading environment,” IEEE
Transactions on Wireless Communications, vol. 7, no. 12, pp. 50915099, December 2008.
R. K. Mallik and J. H.
Winters, “Optimum receiver for a realistic transmitreceive diversity
system in correlated fading,” IEEE Transactions on Information Theory, vol.
54, no. 12, pp. 54565468, December 2008.
R. K. Mallik, “Average of
product of two Gaussian Qfunctions and its application to performance
analysis in Nakagami fading,” IEEE Transactions
on Communications, vol. 56, no. 8,
pp. 12891299, August 2008.
D. S.
Michalopoulos, G. K. Karagiannidis, T. A. Tsiftsis,
and R. K. Mallik, "Distributed transmit antenna selection (DTAS) under
performance or energy consumption constraints," IEEE Transactions on
Wireless Communications, vol. 7, no. 4, pp. 11681173, April 2008.
V. Mittal,
Y. Gautam, R. K. Mallik, and S. D. Joshi, "Analysis of wavelet
modulation in frequencyselective fading," IEEE Transactions on
Vehicular Technology, vol. 56, no. 6, pp. 38183826, November 2007.
R. K.
Mallik and Q. T. Zhang, "A tight upper bound on the PEP of a
spacetime coded system," IEEE Transactions on Wireless
Communications, vol. 6, no. 9, pp. 32383247, September 2007.
S. Adlakha,
R. K. Mallik, and A. Vazirani, "Multiuser detection techniques for
THPPM systems," IEEE Transactions on Vehicular Technology, vol. 56,
no. 5, pp. 29152921, September 2007.
A. Vecchio
and R. K. Mallik, "Bounds on the inverses of nonnegative triangular
matrices with monotonicity properties," Linear and Multilinear
Algebra, vol. 55, no. 4, pp. 365379, 2007.
R. K.
Mallik, "The uniform correlation matrix and its application to
diversity," IEEE Transactions on Wireless Communications, vol. 6, no.
5, pp. 16191625, May 2007.
P. Garg, R.
K. Mallik, and H. M. Gupta, "An analytical approach to spacetime block
coding with decision feedback channel estimation," IEEE Transactions
on Vehicular Technology, vol. 56, no. 3, pp. 14421447, May 2007.
R. K.
Mallik and G. K. Karagiannidis, "Equalgain combining with unequal
energy constellations," IEEE Transactions on Wireless Communications,
vol. 6, no. 3, pp. 11251132, March 2007.
R. K. Garodia, S. Jain, and R. K. Mallik, "Performance
of the MMSE multiuser detector with equicorrelated
signatures," IEEE Transactions on Communications, vol. 54, no. 8, pp.
13601364, August 2006.
R. K.
Mallik, "Optimized diversity combining with imperfect channel
estimation," IEEE Transactions on Information Theory, vol. 52, no. 3,
pp. 11761184, March 2006.
P. Garg, R.
K. Mallik, and H. M. Gupta, "Exact error performance of square
orthogonal spacetime block coding with channel estimation," IEEE
Transactions on Communications, vol. 54, no. 3, pp. 430437, March 2006.
G. K.
Karagiannidis, T. A. Tsiftsis, and R. K. Mallik,
"Bounds of multihop relayed communications
in Nakagamim fading," IEEE Transactions on
Communications, vol. 54, no. 1, pp. 1822, January 2006.
R. K.
Mallik and Q. T. Zhang, "Optimum combining with correlated
interference," IEEE Transactions on Wireless Communications, vol. 4,
no. 5, pp. 23402348, September 2005.
R. K.
Mallik, P. Gupta, and Q. T. Zhang, "Minimum selection GSC in
independent Rayleigh fading," IEEE Transactions on Vehicular
Technology, vol. 54, no. 3, pp. 10131021, May 2005.
P. Gupta,
N. Bansal, and R. K. Mallik, "Analysis of minimum selection HS/MRC in
Rayleigh fading," IEEE Transactions on Communications, vol. 53, no. 5,
pp. 780784, May 2005.
P. Garg, R.
K. Mallik, and H. M. Gupta, "Performance analysis of spacetime coding
with imperfect channel estimation," IEEE Transactions on Wireless
Communications, vol. 4, no. 1, pp. 257265, January 2005.
I. Nigam
and R. K. Mallik, "A joint performance measure for the decorrelating
multiuser detector," IEEE Transactions on Wireless
Communications, vol. 3, no. 4, pp. 10241030, July 2004.
R. K. Mallik. M. Z. Win,
J. W. Shao, M.S. Alouini, and A. J. Goldsmith,
"Channel capacity of adaptive transmission with maximal ratio
combining in correlated Rayleigh fading," IEEE Transactions on
Wireless Communications, vol. 3, no. 4, pp. 11241133, July 2004.
A. Dua, U. B. Desai, and
R. K. Mallik, "Minimum probability of error based methods for adaptive
multiuser detection in multipath DSCDMA channels," IEEE Transactions
on Wireless Communications, vol. 3, no. 3, pp. 939948, May 2004.
R. K. Mallik, M. Z. Win,
M. Chiani, and A. Zanella, "Bit error probability for optimum
combining of binary signals in the presence of interference and
noise," IEEE Transactions on Wireless Communications, vol. 3, no.
2, pp. 395407, March 2004.
R. K. Mallik, "The
pseudoWishart distribution and its application to MIMO systems," IEEE
Transactions on Information Theory: Special Issueon
SpaceTime Transmission, Reception, Coding and Signal Design, vol. 49, no.
10, pp. 27612769, October 2003.
R. K. Mallik, D. Singh,
and A. Kumari, "Error analysis of rake reception with multiple symbol
weight estimation for antipodal signaling,"
IEEE Transactions on Communications, vol. 51, no. 10, pp. 17211729,
October 2003.
M. Z. Win, R. K. Mallik,
and G. Chrisikos, "Higher order statistics
of antenna subset diversity," IEEE Transactions on Wireless
Communications, vol. 2, no. 5, pp. 871875, September 2003.
R. K. Mallik, A. K.
Gogoi, A. Mahanta, and R. Raghuram, "Analysis of performance of BPSK
in an additive combination of impulsive and Gaussian noise," Wireless
Personal Communications, vol. 26, no. 1, pp. 115, August 2003.
S. Bhardwaj and R. K.
Mallik, "Capacity of rake reception with energy randomization,"
IEEE Communications Letters, vol. 7, no. 8, pp. 364366, August 2003.
R. K. Mallik, "On
multivariate Rayleigh and exponential distributions," IEEE
Transactions on Information Theory, vol. 49, no. 6, pp. 14991515,
June 2003.
P. A. Dighe, R. K.
Mallik, and S. S. Jamuar, "Analysis of
Ktransmit dualreceive diversity with cochannel interferers over a
Rayleigh fading channel," Wireless Personal Communications, vol.
25, no. 2, pp. 87100, May 2003.
P. A. Dighe, R. K.
Mallik, and S. S. Jamuar, "Analysis of
transmitreceive diversity in Rayleigh fading," IEEE Transactions on
Communications, vol. 51, no. 4, pp. 694703, April 2003.
M. Chiani, M. Z. Win, A.
Zanella, R. K. Mallik, and J. H. Winters, "Bounds and approximations
for optimum combining of signals in the presence of multiple cochannel
interferers and thermal noise," IEEE Transactions on Communications, vol. 51, no. 2, pp.
296307, February 2003.
R. K. Mallik and K. V. Rangarao, "On the impulse response of a
discretetime linear IIR system," Digital Signal Processing, vol.
13, no. 1, pp. 128143, January 2003.
R. K. Mallik and M. Z. Win, "Analysis of hybrid
selection/maximalratio combining in correlated Nakagami
fading," IEEE Transactions on Communications,
vol. 50, no. 8, pp.
13721383, August 2002.
R. K. Mallik, M. Z. Win, and J. H. Winters, "Performance of
dualdiversity predetection EGC in correlated
Rayleigh fading with unequal branch SNRs," IEEE Transactions on
Communications, vol. 50, no. 7, pp. 10411044, July 2002.
D. Singh, A. Kumari, R.
K. Mallik, and S. S. Jamuar, "Analysis of
rake reception with MRC and imperfect weight estimation for binary coherent
orthogonal signaling," IEEE Communications
Letters, vol. 6, no. 6, pp. 245247, June 2002.
M. Z. Win and R. K.
Mallik, "Error analysis of noncoherent Mary
FSK with postdetection EGC over correlated Nakagami and Rician channels," IEEE Transactions
on Communications, vol. 50, no. 3, pp. 378383, March 2002.
R. K. Mallik, "The inverse of a tridiagonal matrix," Linear
Algebra and Its Applications," vol. 325, nos. 13, pp. 109139, March 1 2001.
R. K. Mallik and M. Z. Win, "Error probability of binary NFSK and DPSK
with
postdetection combining over correlated Rician
channels," IEEE Transactions on Communications, vol. 48, no. 12, pp.
19751978, December 2000.
K. R. Sundaram, R. K. Mallik, and U. M. S. Murthy, "Modulo conversion
method for estimating the direction of arrival," IEEE Transactions on
Aerospace and Electronic Systems, vol. 36, no. 4, pp. 13911396, October
2000.
R. K. Mallik, R. A. Scholtz, and G. P. Papavassilopoulos, "Analysis of
an onoff jamming situation as a dynamic game," IEEE Transactions on
Communications,
vol. 48, no. 8, pp. 13601373, August 2000.
R. K. Mallik, "On the solution of a linear homogeneous difference
equation with variable coefficients," SIAM Journal on
Mathematical Analysis, vol. 31, no. 2, pp. 375385, 2000.
R. K. Mallik, "Eigenvectors of lower triangular matrices,"
International Journal of Applied Mathematics, vol. 2, no. 1, pp. 4756,
2000.
R. K. Mallik, "Jordan canonical forms of some lower triangular
matrices
with repeated eigenvalues," International Journal of Mathematics, Game
Theory,
and Algebra, vol. 8, no. 4, pp. 175185, 1999.
R. K. Mallik, "The inverse of a lower triangular matrix,"
International Journal of Mathematics, Game Theory, and Algebra, vol. 8, no.
4, pp. 167174, 1999.
R. K. Mallik, "On the solution of a third order linear homogeneous
difference equation with variable coefficients," Journal of Difference
Equations and Applications, vol. 4, issue 6, pp. 501521, December 1998.
R. K. Mallik, K. V. Rangarao, and U. M. S.
Murthy, "DOA estimation by least squares approach," Electronics
Letters, vol. 34, no. 12, pp. 11871189, June 11 1998.
R. K. Mallik, "Solutions of linear difference equations with variable
coefficients," Journal of Mathematical Analysis and Applications, vol.
222, no. 1, pp. 7991, June 1 1998.
R. K. Mallik, "On the solution of a second order linear homogeneous
difference equation with variable coefficients," Journal of
Mathematical Analysis and Applications, vol. 215, no. 1, pp. 3247, November 1 1997.
CONFERENCE PUBLICATIONS (INTERNATIONAL)

N. Fayaz, A. Shreshtha,
S. Sarangi, R. K. Mallik, and B. Lall, “Semanticaided image transmission
system with unequal error protection for nextgeneration communication
networks,” In Proceedings of the IEEE Wireless Communications and
Networking Conference, Dubai, U.A.E., April 2124 2024.
N. Fayaz, B. Lall, and
R. K. Mallik, “Analysis of a multifarious user: Semanticaided error
reduction,” In Proceedings of the International Conference on Communication
Systems and Networks, Bengaluru, India, January 37 2024.
R. Choudhury, A. K.
Mandal, S. De, K. Saha, and R. K. Mallik, “DC signature analysis aided
power source identification,” In Proceedings of the International
Conference on Industrial and Information Systems, Peradeniya, Sri Lanka,
August 2526 2023.
P. Biswas, R. K.
Mallik, and J. H. Winters, “Differential detection based deterministic
linear processing for
singleuser MIMO systems,” In Proceedings of the IEEE Military
Communications Conference, National Capital Region, U.S.A., November
28December 2 2022.
R. Mahendra, S. K.
Mohammed, and R. K. Mallik, “Performance of MRC and ZF receivers in
IQimpaired uplink massive MIMO systems,” In Proceedings of the
International Conference
on Communication
Systems and Networks, Online, January 59 2021.
R. Mahendra, S. K.
Mohammed, and R. K. Mallik, “Compensation of receiver IQ imbalance
in mmwave hybrid
beamforming systems,” In Proceedings of the IEEE Vehicular
Technology
ConferenceFall, Online, November 18December 16 2020.
R. Mahendra, S. K.
Mohammed, and R. K. Mallik, “Transmitter IQ imbalance
precompensation for
mmwave hybrid beamforming systems,” In Proceedings of the IEEE Vehicular
Technology ConferenceSpring, Online, May 25July 31 2020.
S. Joshi, R. K. Mallik,
and J. H. Winters, “Deterministic linear transmit processing for
singleuser MIMO
systems,” In Proceedings of the International Conference on Communication
Systems and Networks, Bengaluru, India, January 711 2020.
B. R. Manoj, R. K.
Mallik, and M. R. Bhatnagar, “Bufferaided DF relaying network with CCI,”
In Proceedings of the IEEE Vehicular Technology ConferenceFall, Honolulu,
HI, U.S.A., September 2225 2019.
S. Joshi and R. K.
Mallik, “Cooperative NOMA with AF relaying over Nakagamim
fading in a D2D network,” In Proceedings of the IEEE Vehicular Technology
ConferenceSpring, Kuala Lumpur, Malaysia, April 28May 1 2019.
R. Amiri, H. Mehrpouyan, L. Fridman, R. K. Mallik, A. Nallanathan, and D. Matolak,
“A machine
learning approach for
power allocation in HetNets considering QoS,” In
Conference Record of the IEEE International Conference on Communications,
Kansas City, MO, U.S.A., May 2024 2018.
B. R. Manoj, R. K.
Mallik, and M. R. Bhatnagar, “Prioritybased maxlink relay selection
scheme for bufferaided DF cooperative networks,” In Proceedings of the
IEEE Wireless Communications and Networking Conference, Barcelona, Spain,
April 1518 2018.
N. Pandey, R. K.
Mallik, and B. Lall, “Truncated L´evy statistics for
diffusion based molecular communication,” In Conference Record of the IEEE
Global Communications Conference, Singapore, December 48 2017.
A. Dubey, C. Kundu, T.
M. N. Ngatched, O. A. Dobre, and R. K. Mallik,
“Incremental selective
decodeandforward
relaying for power line communication,” In Proceedings of the IEEE
Vehicular Technology ConferenceFall, Toronto,
Canada,
September 2427 2017.
B. R. Manoj, R. K.
Mallik, and M. R. Bhatnagar, “Bufferaided maxlink relay selection in
multihop DF cooperative networks,” In Proceedings of the IEEE Vehicular
Technology ConferenceFall, Montreal,
Canada,
September 1821 2016.
S. P. Dash, R. K.
Mallik, and S. K. Mohammed, “Coherent detection in a receive diversity PLC
system under Nakagamim noise environment,” In
Proceedings of the IEEE International Symposium on Personal, Indoor and
Mobile Radio Communications, Valencia, Spain, September 47 2016.
D. Sharma, R. K.
Mallik, S. Mishra, A. Dubey, and V. Ranjan, “Voltage control of a DC
microgrid
with doubleinput
converter in a multiPV scenario using PLC,” In Proceedings of the IEEE
Power and Energy Society General Meeting, Boston, MA, U.S.A., July 1721
2016.
R. K. Mallik and R. D.
Murch, “Precoder design for a threeinput multipleoutput
spatial multiplexing
system with noncoherent reception,” In Proceedings of the
IEEE Wireless
Communications and Networking Conference, Doha, Qatar,
April 36 2016.
Y. Deng, L. Wang, M. Elkashlan, A. Nallanathan,
and R. K. Mallik, “Secure
multiantenna
transmission in threetier wireless sensor networks,” In Conference Record
of the IEEE Global
Communications Conference, San
Diego, CA, U.S.A.,
December 610 2015.
A. Dubey, D. Sharma, R.
K. Mallik, and S. Mishra, “Modeling and
performance analysis of a PLC system in presence of impulsive noise,” In
Proceedings of the IEEE Power and Energy Society General Meeting, Denver,
CO, U.S.A., July 2630 2015.
A. Singhal, R. K.
Mallik, and B. Lall, “Performance of amplitude modulation schemes for
molecular communication over a fluid medium,” In Proceedings of the IEEE
International Symposium on Personal, Indoor and Mobile Radio
Communications, Washington, DC, U.S.A., September 25 2014.
L. Wang, M. Elkashlan, J. Huang, R. Schober, and R. K. Mallik,
“Secrecy outage of TAS/GSC in Nakagamim fading
channels,” In Conference Record of the IEEE International Conference on
Communications, Sydney, Australia, June 1014 2014.
Y. Deng, M. Elkashlan, P. L. Yeoh, T. Q. Duong, and R. K. Mallik, “Generalized
selection combining in cognitive MIMO relay networks,” In Conference Record
of the IEEE International Conference on Communications, Sydney, Australia,
June 1014 2014.
N. C. Sagias, R. K. Mallik, and N. D. Tselikas, “Asymptotic
analysis for dualhop communication networks with PSK and imperfect CSI,”
In Proceedings of the IEEE Wireless Communications and Networking
Conference, Istanbul, Turkey, April 69 2014.
A. Singh, M. R. Bhatnagar, and R. K. Mallik, “Performance
analysis of multiple sample based improved energy detector in collaborative
CR networks,” In Proceedings of the IEEE International Symposium on
Personal, Indoor and Mobile Radio
Communications,
London, U.K., September 811 2013.
Arti M. K., R. K. Mallik, and R. Schober, “Channel estimation
and decoding of OSTBC in
twoway AF MIMO relay networks,” In Proceedings of the IEEE
Vehicular Technology
ConferenceFall, Las
Vegas, NV, U.S.A., September 25 2013.
A. Dubey, R. K. Mallik, and R. Schober, “Performance of a PLC
system in impulsive noise with selection combining,” In Conference Record
of the IEEE Global Communications Conference, Anaheim, CA, U.S.A., December
37 2012.
F. Moghimi, R. K. Mallik, and R. Schober, “Sensing time and
power optimization in MIMO cognitive radio networks,” In Conference Record
of the IEEE Global Communications Conference, Anaheim, CA, U.S.A., December 37 2012.
T. Islam, R. Schober, and R. K. Mallik, “Coded cooperation
for BICMOFDM,” In Proceedings of the IEEE International Symposium on
Personal, Indoor, and Mobile Radio Communications, Sydney, Australia,
September 912 2012.
Arti M. K., R. K. Mallik, and R. Schober, “Joint channel
estimation and decoding of spacetime block codes in AF MIMO relay
networks,” In Proceedings of the International Conference on Signal
Processing and Communications, Bangalore, India, July 2225 2012.
A. Kamboj, R. K. Mallik, M. Agrawal, and R. Schober,
“Diversity combining in FSO systems in presence of nonGaussian noise,” In
Proceedings of the International Conference on Signal Processing and
Communications, Bangalore,
India,
July 2225 2012.
K. Dhaka, R. K. Mallik, and R. Schober, “Optimal power
allocation in a multihop
decodeandforward communication system,” In Conference
Record of the IEEE International Conference on Communications, Ottawa, Canada,
June 1015 2012.
I. Ahmed, A. Ikhlef, R. Schober, and R. K. Mallik, “Power
allocation in energy harvesting relay systems,” In Proceedings of the IEEE
Vehicular Technology ConferenceSpring,
Yokohama, Japan, May 69 2012.
A. Kumar, R. K. Mallik, and R. Schober, “Duopoly price
competition of WLAN service providers in presence of heterogeneous user
demand,” In Proceedings of the IEEE Wireless Communications and Networking
Conference, pp. 24112416, Paris, France, April 14 2012.
I. Ahmed, A. Nasri, D. S.
Michalopoulos, R. Schober, and R. K. Mallik, “Performance
analysis and power allocation of AF best relay selection in generic noise,”
In Proceedings of the IEEE Wireless Communications and Networking
Conference, pp. 11291135, Paris, France,
April 14 2012.
Y. Shi, X. Dong, K. B. Letaief, and
R. K. Mallik, “Coalitionassisted resource allocation for largescale
cooperative networks,” In Conference Record of the IEEE Global
Communications Conference, Houston, TX, U.S.A., December 59 2011.
T. Islam, A. Nasri, R. Schober, R. K. Mallik, and V. K.
Bhargava, “Network coded cooperative BICMOFDM,” In Conference Record of the
IEEE Global Communications Conference, Houston, TX, U.S.A., December 59
2011.
A. Singh, M. R. Bhatnagar, and R. K. Mallik, “Optimization of
cooperative spectrum sensing with an improved energy detector over
imperfect reporting channels,” In Proceedings of the IEEE Vehicular
Technology ConferenceFall, San Francisco, CA, U.S.A., September 58 2011.
K. Dhaka, R. K. Mallik, and R. Schober, “Performance analysis
of a multihop communication system with decodeandforward relaying,” In
Conference Record of the IEEE International Conference on Communications,
Kyoto, Japan, June 59 2011.
R. K. Mallik and J. H. Winters, “Dualdiversity squarelaw
combining with deterministic weights in correlated Rayleigh fading,” In
Conference Record of the IEEE International Conference on Communications, Kyoto, Japan, June 59 2011.
T. Islam, A. Nasri, R. Schober, and R. K. Mallik, “Analysis
and relay placement for DF cooperative BICMOFDM systems,” In Proceedings
of the IEEE Wireless Communications and Networking Conference, Cancun,
Mexico, March 2831 2011.
F. Moghimi, R. Schober, and R. K. Mallik, “Hybrid
coherent/energy detection for cognitive radio networks,” In Conference
Record of the IEEE Global Communications Conference, Miami, FL,
U.S.A.,
December 610
2010.
T. Islam, R. Schober, R. K. Mallik, and V. K. Bhargava,
“Amplifyandforward cooperative diversity for BICMOFDM systems,” In
Conference Record of the IEEE Global Communications Conference, Miami, FL,
U.S.A., December 610 2010.
Y. Shi, K. B. Letaief, and R. K.
Mallik, “Gametheoretic resource allocation for twohop interference
channels,” In Conference Record of the IEEE Global Communications
Conference, Miami, FL, U.S.A., December 610 2010.
I. Ahmed, R. Schober, and R. K. Mallik, “Asymptotic
performance of Lpnorm MIMO detection,” In
Proceedings of the IEEE Vehicular Technology ConferenceFall, Ottawa, Canada, September 69 2010
(Invited Paper).
T. Islam, R. Schober, R. K. Mallik, and V. K. Bhargava, “Cooperative
BICMOFDM: Subcarrier and power allocation,” In Proceedings of
the International Conference on Signal
Processing and Communications, Bangalore,
India, July
1821 2010 (Invited Paper).
M. D. Selvaraj and R. K. Mallik, “SEP of a
scaled selection combining scheme with decode and forward relaying for MPSK
signaling,” In Proceedings of the International Conference on
Signal Processing and Communications, Bangalore, India, July 1821 2010.
Y. Shi, R. K. Mallik, and K. B. Letaief,
“Power control for relayassisted wireless systems with general relaying,”
In Conference Record of the IEEE International Conference on
Communications, Cape Town, South Africa, May 2327 2010.
P. Dharmawansa, M. R. McKay, R. K.
Mallik, and K. B. Letaief, “Optimality of beamforming
for a correlated MISO relay channel,” In Conference Record of the IEEE
International Conference on Communications, Cape Town, South Africa, May
2327 2010.
R. K. Mallik, M. R. Bhatnagar, and J. H. Winters,
“Deterministic processing for MIMO systems,” In Proceedings of the
International Symposium on Communications, Control and Signal Processing,
Limassol, Cyprus, March 35 2010 (Invited Paper).
R. K. Mallik and J. H.
Winters, “Deterministic combining for fading channels,” In Conference
Record of the IEEE International Conference on Communications, Dresden, Germany, June 1418 2009.
P. Dharmawansa,
M. R. McKay, and R. K. Mallik, “Dual hop MIMO relaying with orthogonal
spacetime block codes,” In Conference Record of the IEEE International
Conference on Communications, Dresden, Germany, June 1418 2009.
N. C. Sagias, R. K. Mallik, and G. S. Tombras,
“Error rate performance of multilevel signals with coherent detection,” In
Conference Record of the IEEE Global Communications Conference, New
Orleans, LA, U.S.A., November 30December 4 2008.
E. Bayaki,
R. Schober, and R. K. Mallik, “Performance analysis of freespace optical
systems in gammagamma fading,” In Conference Record of the IEEE Global
Communications Conference, New Orleans, LA, U.S.A., November 30December 4
2008.
R. K.
Mallik, "Distribution of inner product of two complex Gaussian vectors
and
its
application to MPSK performance," In Conference Record of the IEEE
International Conference on Communications, pp. 46164620, Beijing, China,
May 1923 2008.
W. Zhang,
R. K. Mallik, and K. B. Letaief,
"Cooperative spectrum sensing optimization in cognitive radio
networks," In Conference Record of the IEEE International Conference
on Communications, pp. 34113415, Beijing, China, May 1923 2008.
M. D.
Selvaraj and R. K. Mallik, "Performance analysis of twouser
cooperation diversity," In Proceedings of the IEEE Vehicular
Technology ConferenceSpring, pp. 619623,
Singapore, May
1114 2008.
R. K.
Mallik and J. H. Winters, "Optimum receiver for a realistic
transmitreceive diversity system," In Conference Record of the IEEE
Global Communications
Conference,
pp. 40914095, Washington,
DC, U.S.A., November 2630 2007.
R. K.
Mallik, "Error performance of rectangular signaling
with MRC in Nakagami
fading,"
In Conference Record of the IEEE International Conference on
Communications,
pp. 40174022, Glasgow, Scotland, U.K., June 2428 2007.
R. K.
Mallik and P. Garg, "Optimum and suboptimum receivers for spacetime
coded systems in correlated fading," In Conference Record of the IEEE
International Conference on Communications, pp. 43994404, Glasgow,
Scotland, U.K., June 2428 2007.
H. Tyagi,
R. K. Mallik, and S. Raina, "Optimal receiver for MPSK signaling with imperfect channel estimation," In
Proceedings of the IEEE Wireless Communications and Networking Conference,
pp. 483487, Hong Kong, March 1115 2007.
R. K.
Mallik, "Some properties of the uniform correlation matrix and their
applications," In Proceedings of the IEEE Wireless Communications and
Networking Conference, pp. 10511056, Hong Kong, March 1115 2007.
D. S.
Michalopoulos, G. K. Karagiannidis, T. A. Tsiftsis,
and R. K. Mallik, "An optimized user selection method for cooperative
diversity systems," In Conference Record of the IEEE Global
Telecommunications Conference, San Francisco, CA, U.S.A., November
27December 1 2006.
S.
Adlakha, R. K. Mallik, and A. Vazirani, "Multiuser detection
techniques for THPPM systems," In Conference Record of the IEEE
International Conference on
Communications,
vol. 11, pp. 49594964, Istanbul,
Turkey,
June 1115 2006.
R. K.
Mallik and Q. T. Zhang, "A tight upper bound on the PEP of a
spacetime coded system," In Conference Record of the IEEE
International Conference on
Communications,
vol. 3, pp. 12831288, Istanbul,
Turkey,
June 1115 2006.
G. K.
Karagiannidis, T. A. Tsiftsis, R. K. Mallik, N.
C. Sagias, and S. A. Kotsopoulos,
"Closedform bounds for multihop relayed
communications in Nakagamim fading," In
Conference Record of the IEEE International Conference on Communications,
vol. 4, pp. 23622366, Seoul, Korea, May 1620 2005.
R. K.
Mallik, P. Gupta, and Q. T. Zhang, "Minimum selection GSC in
independent Rayleigh fading," In Conference Record of the IEEE
International Conference on
Communications,
vol. 1, pp. 478482, Seoul,
Korea,
May 1620 2005.
P. Garg,
R. K. Mallik, and H. M. Gupta, "Exact error performance of spacetime
coding with channel estimation," In Conference Record of the IEEE
International Conference on Communications, vol. 1, pp. 573577, Seoul,
Korea, May 1620 2005.
V.
Mittal, Y. Gautam, R. K. Mallik, and S. D. Joshi, "Analysis of wavelet
modulation in frequencyselective fading," In Conference Record of the
IEEE Global Telecommunications Conference, vol. 1, pp. 452456, Dallas,
Texas, U.S.A., November 29December 3 2004.
P. Gupta,
N. Bansal, and R. K. Mallik, "Analysis of minimum selection GSC in
Rayleigh fading," In Conference Record of the IEEE International
Conference on Communications, vol. 6, pp. 33643368, Paris, France, June
2024 2004.
R. K.
Mallik, D. Singh, and A. Kumari, "Analysis of rake reception with
multiple symbol weight estimation for antipodal signaling,"
In Conference Record of the IEEE International Conference on
Communications, vol. 4, pp. 27842788, Anchorage, Alaska, U.S.A., May
1115 2003.
A. Dua, U. B. Desai,
and R. K. Mallik, "Minimum joint probability of error based adaptive
multiuser detection for multipath DSCDMA channels," In Proceedings of
the IEEE Vehicular Technology ConferenceSpring, vol. 4, pp. 23942398,
Jeju, Korea, April 2225 2003.
R. K. Mallik and M. Z.
Win, "A new approach to the performance analysis of DSCDMA systems
over fading channels," In Proceedings of the IEEE International
Conference on Personal Wireless Communications, pp. 300304, New
Delhi, India, December 1517 2002.
P. Garg, R. K. Mallik,
and H. M. Gupta, "Performance analysis of spacetime coding with
imperfect channel estimation," In Proceedings of the IEEE
International Conference on Personal Wireless Communications, pp. 7175,
New Delhi, India, December 1517 2002.
R. K. Mallik and M. Z.
Win, "Analysis of HS/MRC in correlated Nakagami
fading," In Conference Record of the IEEE Global Telecommunications
Conference, vol. 2, pp. 13891393, Taipei, Taiwan, November 1721 2002.
M. Z. Win and R. K.
Mallik, "Acquisition of spread spectrum signals in Rayleigh
fading," In Conference Record of the IEEE Global Telecommunications
Conference, vol. 1, pp. 856860, Taipei, Taiwan, November 1721 2002.
R. K. Mallik and M. Z.
Win, "Code lag estimation of Rayleighfaded spread spectrum signals
using an antenna array," In Proceedings of the IEEE International
Symposium on Information Theory, p. 332, Lausanne, Switzerland, June
30July 5 2002.
R K. Mallik, M. Z. Win,
and M. Chiani, "Exact analysis of optimum combining in interference
and noise over a Rayleigh fading channel," In Conference Record of the
IEEE International Conference on Communications, vol. 3, pp. 19541958, New
York, NY, U.S.A., April 28May 2 2002.
P. A. Dighe, R. K. Mallik, and S. S. Jamuar,
"Analysis of transmitreceive diversity in Rayleigh fading," In
Conference Record of the IEEE Global Telecommunications Conference, vol. 2,
pp. 11321136, San Antonio, TX, U.S.A.,
November 2529 2001.
P. A. Dighe, R. K. Mallik, and S. S. Jamuar,
"Analysis of Ktransmit dualreceive diversity with cochannel
interferers over a Rayleigh fading channel," In Conference Record of
the IEEE Global Telecommunications Conference, vol. 2, pp. 12251229, San
Antonio, TX, U.S.A., November 2529 2001.
A. Kumari, D. Singh, R. K. Mallik, and S. S. Jamuar,
"Error analysis of antipodal signaling with
rake reception, MRC, and imperfect weight estimation," In Proceedings
of the International Symposium on Wireless Personal Multimedia
Communications, vol. 2, pp. 11811184, Aalborg, Denmark, September 912
2001.
M. Z. Win and R. K. Mallik, "Error analysis of noncoherent Mary FSK with postdetection
EGC over correlated Nakagami and Rician
channels," In Conference Record of the IEEE International Conference
on Communications, vol. 7, pp.
22412245, Helsinki, Finland, June 1114 2001.
R. K. Mallik and A. K. Gogoi, "An optimum detector for coherent Mary signaling in the presence
of impulsive noise," In Proceedings of the IEEE International
Conference on Personal Wireless Communications, pp. 363367, Hyderabad,
India, December 1720 2000.
K. Kadambari, K. V. Rangarao, and R. K. Mallik,
"Demodulation of BFSK signals by adaptive digital notch
filtering," In Proceedings of the IEEE International Conference on
Personal Wireless Communications, pp. 217219, Hyderabad, India, December
1720 2000.
R. K. Mallik, M. Z.
Win, and J. H. Winters, "Performance of predetection
dual diversity in correlated Rayleigh fading: EGC and SD," In
Conference Record of the IEEE Global Telecommunications Conference, vol. 2,
pp. 932936, San Francisco, CA, U.S.A., November 27December 1 2000.
M. Z. Win, R. K. Mallik, G. Chrisikos, and J. H.
Winters, "Higher order statistics of the output SNR of hybrid
selection/maximalratio combining," In Conference Record of the IEEE
Global Telecommunications Conference, vol. 2, pp. 922926, San Francisco,
CA, U.S.A., November 27December 1 2000.
R. K. Mallik, "Some aspects of multivariate Rayleigh and exponential
distributions," In Proceedings of the IEEE International Symposium on
Information Theory, p. 56, Sorrento, Italy, June 2530 2000.
R. K. Mallik and M. Z. Win, "Channel capacity in evenly correlated
Rayleigh fading with different adaptive transmission schemes and maximal
ratio combining," In Proceedings of the IEEE International Symposium
on Information Theory, p. 412, Sorrento, Italy, June 2530 2000.
M. Z. Win, R. K. Mallik, G. Chrisikos, and J. H.
Winters, "Canonical expressions for the error probability performance
for Mary modulation with hybrid
selection/maximalratio combining in Rayleigh fading," In Proceedings
of the IEEE Wireless Communications and Networking Conference, vol. 1, pp.
266270, New Orleans, LA, U.S.A., September 2124 1999 (INVITED PAPER).
S. Ray, A. K. Gogoi, and R. K. Mallik, "Closed form expression for
mutual partial inductance between two skewed linear current segments,"
In Proceedings of the IEEE Antennas and Propagation Society International
Symposium, vol. 2, pp. 12781281, Orlando, FL, U.S.A., July 1116 1999.
A. K. Gogoi, R. K. Mallik, A. Mahanta, and R. Raghuram, "Peformance of a coherent BPSK receiver in an impulsive
noise environment," In Proceedings of the IEEE International
Conference on Personal Wireless Communications, pp. 471475, Jaipur, India,
February 1719 1999.
R. K. Mallik and R. A. Scholtz, "On the existence of a steady state
solution to a dynamic jamming game," In Proceedings of the IEEE
International Symposium on Information Theory, p. 303, Cambridge, MA,
U.S.A., August 1621 1998.
R. K. Mallik, "State clustering method for solving a dynamic jamming
game," In Proceedings of the IEEE International Symposium on
Information Theory, p. 211, Ulm, Germany, June 29July 4 1997.
R. K. Mallik and R. A. Scholtz, "On grid solutions of a dynamic
jamming game," In Proceedings of the IEEE International Symposium on
Information Theory, p. 214, Ulm, Germany, June 29July 4 1997.
R. K. Mallik and R. A. Scholtz, "Cyclotomic cosets and steady state
solutions to a dynamic jamming game," In Proceedings of the IEEE
International Symposium on Information Theory, p. 272, Whistler, B.C.,
Canada, September 1722 1995.
K. D. Juvva, R. K. Mallik, and Y. S. N. Murty,
"An intelligent controller using a selflearning neural net," In
Proceedings of the IEEE/IAS International Conference on Industrial
Automation and Control, pp. 235238, Hyderabad, India, January 57 1995.
R. K. Mallik, R. A. Scholtz, and G. Papavassilopoulos, "A simple
dynamic jamming game," In Proceedings of the IEEE International
Symposium on Information Theory, p. 383, Trondheim, Norway, June 27July 1
1994.
R. K. Mallik, R. A. Scholtz, and G. P. Papavassilopoulos, "On the
steady state solution of a twobytwo dynamic jamming game with cumulative
power constraints," In Conference Record of the Asilomar Conference on
Signals, Systems, and Computers, vol. 2, pp. 888892, Pacific Grove, CA,
U.S.A., November 46 1991.
CONFERENCE PUBLICATIONS (NATIONAL)

S. P. Dash, R. K. Mallik, and S. K. Mohammed, “Performance
analysis of a Gaussoptimal receiver for a receive diversity PLC system in Nakagamim noise environment,” In Proceedings of the
National Conference on Communications, IIT Hyderabad, India,
February 2528 2018.
A. K. Mandpura, S. Prakriya, and R. K. Mallik, “Outage probability of
amplifyandforward
twoway cooperative systems in presence of multiple cochannel
interferers,” In Proceedings
of the National Conference on Communications, New Delhi, India,
February 1517 2013.
M. D. Selvaraj and R. K. Mallik, “Full CSI selection combining
for multirelay cooperative diversity systems,” In Proceedings of the National Conference on Communications, Kharagpur,
India, February 35 2012.
Arti M. K., R. K. Mallik, and R. Schober, “Beamforming and
combining based on estimated channels in cooperative relay networks,” In Proceedings of the National Conference on Communications, Kharagpur, India, February 35 2012.
A. Singh, M. R. Bhatnagar, and R. K. Mallik, “Threshold
optimization of finite sample based cognitive radio network,” In Proceedings of the National Conference on Communications, Kharagpur, India, February 35 2012.
A. Singh, M. R. Bhatnagar, and R. K. Mallik, “Cooperative
spectrum sensing with an improved energy detector in cognitive radio
network,” In Proceedings of the National Conference on Communications,
Bangalore, India, January 2830 2011.
M. D. Selvaraj and R. K. Mallik, “Performance analysis of a
multirelay cooperative diversity network with decode and forward
relaying,” In Proceedings of the National Conference on Communications, Chennai, India, January 2931 2010.
M. D. Selvaraj, R. K.
Mallik, and R. Goel, “Performance analysis of the optimum receiver for
decode and forward relaying,” In Proceedings of the National Conference on
Communications, pp. 155159, Guwahati, India, January 1618 2009.
R. K.
Mallik, S. Jain, and R. K. Garodia,
"Performance of the decorrelating detector in correlated Rayleigh
fading," In Proceedings of the National Conference on Communications,
pp. 369373, Mumbai, India, February 13 2008.
R. K. Mallik,
S. Bhardwaj, and N. Chaudhary, "Analysis of 2Drake reception in
frequency selective fading," In Proceedings of the National Conference
on Communications, pp. 1822, New Delhi, India, January 2729 2006.
R. K.
Mallik and P. Garg, "Effect of channel correlation on the performance
of spacetime coded systems," In Proceedings of the National
Conference on Communications, pp. 1317, New Delhi, India, January 2729
2006.
R. K.
Mallik and Q. T. Zhang, "Optimum combining with correlated
interference," In Proceedings of the National Conference on
Communications, pp. 387392, Kharagpur,
India,
January 2830
2005.
I. Nigam and R. K. Mallik, "A joint performance measure for the
decorrelating multiuser detector," In Proceedings of the National
Conference on Communications, pp. 95100, Bangalore, India, January
30February 1 2004.
D. Singh,
A. Kumari, R. K. Mallik, and S. S. Jamuar, "Analysis
of rake reception with MRC and imperfect weight extimation
for binary coherent orthogonal signaling,"
In Proceedings of the National Conference on Communications, pp. 9094,
Mumbai, India, January 2527 2002.
K. R. Sundaram, R. K. Mallik, and U. M. S. Murthy, "DOA estimation by
modulo conversion," In Proceedings of the National Conference on
Communications, pp. 291294, New Delhi, India, January 2830 2000.
R. K. Mallik, U. M. S. Murthy, and K. V. Rangarao,
"A least squares approach for estimating the direction of
arrival," In Proceedings of the National Conference on Communications,
pp. 2936, Bangalore, India, January 2931 1998.
R. K. Mallik, "A dynamic jamming game with finite memory," In
Proceedings of the National Conference on Communications, pp. 109113,
Chennai, India, January 31February 2 1997.
R. K. Mallik and R. A. Scholtz, "A Karmarkar's algorithm based method
for solving constrained communication jamming games," In Proceedings
of the National Conference on Communications, pp. 203206, Bombay, India,
February 1618 1996.
K. V. Rangarao and R. K. Mallik, "Expert
system programming for emulating the skills of a pilot," In IEEE
Symposium on Intelligent Systems: Extended Abstracts, pp. 121127, Bangalore, India, November 2223 1993.
Y. S. N. Murty and R. K. Mallik, "Analysis of performance of
groundtoair communication under static location jammer conditions,"
In IEEE Symposium on Intelligent Systems: Extended Abstracts, pp.15, Bangalore, India, November 2324 1992.
PROFESSIONAL ACTIVITIES
Served as an Area
Editor, IEEE Transactions on Wireless Communications
Served as an
Editor, IEEE Transactions on Communications
Served as an
Editor, IEEE Transactions on Wireless Communications
Served as a
Guest Editor, EURASIP Journal on Advances in Signal Processing: Special
Issue on Distributed SpaceTime Systems, 2008
Served as a Guest Editor, IEEE
Wireless Communications, vol. 31, no. 1, February 2024 (Terahertz
Communications and Sensing for 6G and Beyond: How Far Are We?)
Served as Technical Program
Committee CoChair for the Communication Theory Symposium of the IEEE
International Conference on Communications (ICC), Online, 2021
Served as Technical Program
Committee CoChair for the PHY Track of the IEEE Wireless Communications
and Networking Conference (WCNC), Shanghai,
China, 2013
Served as
General Chair of the National Conference on Communications (NCC), New
Delhi, India, 2013
Served as
Technical Program Committee CoChair for the Wireless Communications
Symposium of the IEEE International Conference on Communications (ICC), Cape Town, South Africa, 2010
Served as
Technical Program Committee CoChair for the Wireless Communications
Symposium of the IEEE Global Communications Conference (GLOBECOM), New Orleans, LA,
U.S.A.,
2008
Served as
Technical Program Committee Chair of the National Conference on
Communications (NCC), New Delhi,
India, 2006
Served as
Publications Chair of the International Conference on Communication Systems
and Networks (COMSNETS), 2009
Served as
Publications Chair of the International Conference on Communication System
Software and Middleware (COMSWARE), 2006, 2007, and 2008
HONORS
Fellow, The Institute of Electrical and
Electronics Engineers, Inc. (IEEE)
Fellow, The World
Academy of Sciences 
for the advancement of science in developing countries (TWAS)
Fellow, Indian
National Academy
of Engineering (INAE)
Fellow, Indian
National Science Academy
(INSA)
Fellow, The National Academy of Sciences, India (NASI), Prayagraj
Fellow, Indian Academy of Sciences, Bengaluru
Fellow, West Bengal Academy
of Science and Technology (WAST), Kolkata,
India
Fellow, The Institution of Engineering and Technology (IET), U.K.
Fellow, The Institution of Electronics and Telecommunication
Engineers (IETE), India
Fellow, The Institution of Engineers (India)
Fellow, AsiaPacific Artificial Intelligence Association (AAIA)
Fellow, Artificial Intelligence Industry Academy (AIIA)
Member, Eta Kappa Nu Association, U.S.A.
Recipient of the “Shanti Swarup Bhatnagar Prize” in Engineering
Sciences (awarded by the Council of Scientific and Industrial Research,
Government of India), 2008
Recipient of the Khosla National Award (awarded by the Indian
Institute of Technology Roorkee), 2016
Recipient of the “Hari Om Ashram Prerit Dr.
Vikram Sarabhai Research Award” in the field of Electronics, Telematics,
Informatics & Automation (awarded by Physical
Research Laboratory, Ahmedabad, India), 2008
Recipient of the IETE Ram Lal Wadhwa Award (awarded by The
Institution of Electronics and Telecommunication Engineers (IETE), India),
2017
Recipient of the Prof. P. C. P. Bhatt Faculty Research Award
(awarded by the Indian Institute of Technology Delhi) for basic research, 2019
Recipient of the IDRC (International Development Research
Centre, Canada) Research Chair in Wireless Communications, 2009
Recipient of the J. C. Bose Fellowship (awarded by the
Department of Science and Technology, Government of India), 2018
Recipient of the IEIIEEE Award for Engineering Excellence
(awarded jointly by The Institution of Engineers (India) (IEI) and The
Institute of Electrical and Electronics Engineers, Inc. (IEEE), U.S.A.),
2022
