Rizwan Ghaffar

Publication Activity (10 Years)

Years Active: 2004-2020
Publications (10 Years): 2

Top Topics

Linear Complexity

Spectrum Sensing

Multiple Access

Top Venues

IEEE Trans. Wirel. Commun.

Wirel. Pers. Commun.

Hum. centric Comput. Inf. Sci.

Publications

Muhammad Waseem Akhtar, Syed Ali Hassan, Rizwan Ghaffar, Haejoon Jung, Sahil Garg, M. Shamim Hossain
The shift to 6G communications: vision and requirements. Hum. centric Comput. Inf. Sci. 10 (2020)
Muhammad Waseem Akhtar, Rizwan Ghaffar, Imran Rashid
A Q Learning and Fuzzy Q Learning Approach for Optimization of Interference Constellations in Femto-Macro Cellular Architecture in Downlink. Wirel. Pers. Commun. 88 (4) (2016)
Rizwan Ghaffar, Raymond Knopp, Pin-Han Ho
Low Complexity BICM MIMO OFDM Demodulator. IEEE Trans. Wirel. Commun. 14 (1) (2015)
Iram Abdur Rehman, Rizwan Ghaffar, Saad B. Qaisar
Duality Between the Improved Rate Regions of Gaussian Multiple Access and Broadcast Channel for Discrete Constellations. Wirel. Pers. Commun. 84 (4) (2015)
Iram Abdur Rehman, Rizwan Ghaffar, Saad B. Qaisar, Imran Rashid
Effect of discrete constellations on duality between the Gaussian Multiple Access and the Gaussian Broadcast Channel. WTS (2014)
Rizwan Ghaffar, Pin-Han Ho
Cross-tier interference mitigation in Femto-macro cellular architecture in downlink. ICC (2013)
Rizwan Ghaffar, Umer Salim, Pin-Han Ho, Hong Wen
On Managing Interferences under Heterogeneous CSIT Feedback for Multi-User Transmission. IEEE Trans. Wirel. Commun. 12 (2) (2013)
Rizwan Ghaffar, Pin-Han Ho, Anand Srinivasan, Khalim Amjad Meerja
On the performance of interference-aware receiver in the presence of channel estimation error. GLOBECOM (2013)
Muhammad Shahid Iqbal, Abdul Ghafoor, Sajjad Hussain, Rizwan Ghaffar
Channel state dependent adaptive spatial spectrum sensing algorithm for cognitive radios. CCNC (2013)
Rizwan Ghaffar, Pin-Han Ho, Umer Salim, Bin Wu
Femtocell networks: Breaking the complexity of centralized processing with novel dual-stage receivers. WCNC Workshops (2012)
Rizwan Ghaffar, Raymond Knopp
Interference Suppression Strategy for Cell-Edge Users in the Downlink. IEEE Trans. Wirel. Commun. 11 (1) (2012)
Rizwan Ghaffar
LTE-Advanced Multi-User MIMO: Improved Feedback and Precoding Design. VTC Fall (2012)
Dimitris Toumpakaris, Jungwon Lee, Rizwan Ghaffar
Transmission of Discrete Constellations under Strong Interference. VTC Spring (2012)
Rizwan Ghaffar, Umer Salim, Pin-Han Ho
Near ML treatment of n interferers with linear complexity. SPAWC (2012)
Rizwan Ghaffar, Pin-Han Ho, Bin Wu
Heterogeneous broadcast channel: Spatial diversity or advanced receiver design. GLOBECOM (2012)
Rizwan Ghaffar, Dimitris Toumpakaris, Jungwon Lee
Achievable rates for transmission of discrete constellations over the Gaussian MAC channe CoRR (2011)
Jonathan Duplicy, Biljana Badic, RajaRajan Balraj, Rizwan Ghaffar, Péter Horváth, Florian Kaltenberger, Raymond Knopp, István Z. Kovács, Hung Tuan Nguyen, Deepaknath Tandur, Guillaume Vivier
MU-MIMO in LTE Systems. EURASIP J. Wirel. Commun. Netw. 2011 (2011)
Rizwan Ghaffar, Umer Salim, Irfan Ghauri, Raymond Knopp
Mixed CSIT DL Channel: Gains with Interference Aware Receivers. EW (2011)
Imran Latif, Florian Kaltenberger, Rizwan Ghaffar, Raymond Knopp, Dominique Nussbaum, H. Callewaert, Gaël Scot
Performance of LTE in rural areas - Benefits of opportunistic multi-user MIMO. PIMRC (2011)
Rizwan Ghaffar, Raymond Knopp
Interference-aware receiver structure for multi-user MIMO and LTE. EURASIP J. Wirel. Commun. Netw. 2011 (2011)
Rizwan Ghaffar, Raymond Knopp
Near Optimal Linear Precoder for Multiuser MIMO for Discrete Alphabets. ICC (2010)
Rizwan Ghaffar, Raymond Knopp
Fractional frequency reuse and interference suppression for OFDMA networks. WiOpt (2010)
Florian Kaltenberger, Rizwan Ghaffar, Raymond Knopp, Hicham Anouar, Christian Bonnet
Design and Implementation of a Single-Frequency Mesh Network Using OpenAirInterface. EURASIP J. Wirel. Commun. Netw. 2010 (2010)
Rizwan Ghaffar, Raymond Knopp
Making multiuser MIMO work for LTE. PIMRC (2010)
Rizwan Ghaffar, Raymond Knopp
Diversity Analysis of Equal Gain Transmission for Singleuser and Multiuser MIMO. GLOBECOM (2010)
Rizwan Ghaffar, Raymond Knopp
Performance analysis of low complexity soft detection for BICM MIMO system. ISWCS (2010)
Rizwan Ghaffar, Raymond Knopp
Impact of Imperfections on Detectors for Interference Suppression. WCNC (2010)
Rizwan Ghaffar, Raymond Knopp
Low Complexity Metrics for BICM SISO and MIMO Systems. VTC Spring (2010)
Rizwan Ghaffar, Raymond Knopp
Analysis of Low Complexity Max Log MAP Detector and MMSE Detector for Interference Suppression in Correlated Fading. GLOBECOM (2009)
Rizwan Ghaffar, Raymond Knopp
Spatial interference cancellation algorithm. WCNC (2009)
Rizwan Ghaffar, Raymond Knopp
Interference Suppression for Next Generation Wireless Systems. VTC Spring (2009)
Florian Kaltenberger, Rizwan Ghaffar, Raymond Knopp
Low-complexity distributed MIMO receiver and its implementation on the OpenAirInterface platform. PIMRC (2009)
Rizwan Ghaffar, Raymond Knopp
Spatial Interference Cancellation and Pairwise Error Probability Analysis. ICC (2009)
Rizwan Ghaffar, Raymond Knopp
Channel capacity for linearly precoded multiuser MIMO for discrete constellations. PIMRC (2009)
Rizwan Ghaffar, Raymond Knopp
Dual stream low complexity BICM reception and MIMO broadcast strategy. PIMRC (2008)
Rizwan Ghaffar, Noman Jafri, Shoab Ahmed Khan
Depth Extraction System Using Stereo Pairs. ICIAR (2) (2004)