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WCNC
2008
IEEE
14 years 2 months ago
A Closed-Form Approximation for Capacity of Multiuser MIMO Broadcast Systems: A Virtual User Approach
— Besides delivering high data rates in a point-to-point scenario, multi-input multi-output (MIMO) antenna techniques can broadcast personalized data to multiple users in the poi...
Li-Chun Wang, Chu-Jung Yeh, Chi-Fang Li
IPPS
1999
IEEE
14 years 4 days ago
Randomized Initialization Protocols for Packet Radio Networks
The main contribution of this work is to propose efficient randomized leader election and initialization protocols for Packet Radio Networks (PRN, for short). As a result of the i...
Tatsuya Hayashi, Koji Nakano, Stephan Olariu
CISS
2008
IEEE
14 years 2 months ago
On the delay and throughput of digital and analog network coding for wireless broadcast
— We address the problem of exchanging broadcast packets among multiple wireless terminals through a single relay node. The objective is to evaluate the delay and throughput gain...
Yalin Evren Sagduyu, Dongning Guo, Randall Berry
GLOBECOM
2009
IEEE
14 years 2 months ago
Collaborative Quickest Spectrum Sensing via Random Broadcast in Cognitive Radio Systems
Abstract— Quickest detection is applied in the spectrum sensing of cognitive radio systems when multiple secondary users collaborate with limited communication time slots. When t...
Husheng Li, Huaiyu Dai, Chengzhi Li
ICDCSW
2009
IEEE
14 years 2 months ago
Performance Tradeoffs Among Percolation-Based Broadcast Protocols in Wireless Sensor Networks
Broadcast of information in wireless sensor networks is an important operation, e.g., for code updates, queries, membership information, etc. In this paper, we analyze and experim...
Vijay Raman, Indranil Gupta