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TWC
2011
205views more  TWC 2011»
13 years 1 months ago
Quasi-Gray Labelling for Grassmannian Constellations
—This paper presents two polynomial-complexity techniques for assigning Gray-like binary labels to arbitrary Grassmannian constellations. In the first technique, the constellati...
Geoffrey W. K. Colman, Ramy H. Gohary, Mohamed A. ...
TWC
2011
256views more  TWC 2011»
13 years 1 months ago
Contextual Communications Congestion Control for Cooperative Vehicular Networks
—The wide scale deployment of cooperative vehicular ad-hoc networks will require the design of efficient congestion control policies that guarantee stable and reliable communica...
Miguel Sepulcre, Javier Gozálvez, Jé...
TWC
2011
301views more  TWC 2011»
13 years 1 months ago
Performance Evaluation of a MIMO-Assisted MPR-MAC over Lossy Channels
Abstract—Coping with collisions is one of the biggest challenges in the design of MAC algorithms for wireless networks. Recent advances in MIMO communications have provided the p...
Sanaz Barghi, Hamid Jafarkhani, Homayoun Yousefi'z...
TWC
2011
351views more  TWC 2011»
13 years 1 months ago
Distributed Adaptation of Quantized Feedback for Downlink Network MIMO Systems
Abstract—This paper focuses on quantized channel state information (CSI) feedback for downlink network MIMO systems. Specifically, we propose to quantize and feedback the CSI of...
Sheng Zhou, Jie Gong, Zhisheng Niu
TWC
2011
275views more  TWC 2011»
13 years 1 months ago
A Novel Uplink Multiple Access Scheme Based on TDS-FDMA
—This contribution proposes a novel time-domain synchronous frequency division multiple access (TDS-FDMA) scheme to support multi-user uplink application. A unified frame struct...
Linglong Dai, Zhaocheng Wang, Sheng Chen