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TIT
2002
118views more  TIT 2002»
13 years 8 months ago
Cayley differential unitary space - Time codes
One method for communicating with multiple antennas is to encode the transmitted data differentially using unitary matrices at the transmitter, and to decode differentially withou...
Babak Hassibi, Bertrand M. Hochwald
TPDS
2010
155views more  TPDS 2010»
13 years 7 months ago
Cooperative Caching in Wireless P2P Networks: Design, Implementation, and Evaluation
—Some recent studies have shown that cooperative cache can improve the system performance in wireless P2P networks such as ad hoc networks and mesh networks. However, all these s...
Jing Zhao, Ping Zhang, Guohong Cao, Chita R. Das
CORR
2010
Springer
140views Education» more  CORR 2010»
13 years 7 months ago
On Scaling Laws of Diversity Schemes in Decentralized Estimation
This paper is concerned with decentralized estimation of a Gaussian source using multiple sensors. We consider a diversity scheme where only the sensor with the best channel sends...
Alex S. Leong, Subhrakanti Dey
ITIIS
2010
129views more  ITIIS 2010»
13 years 3 months ago
Encryption Scheme for MPEG-4 Media Transmission Exploiting Frame Dropping
Depending on network conditions, a communication network could be overloaded when media are transmitted. Research has been carried out to lessen network overloading, such as by fi...
Dongkyoo Shin, Dongil Shin, Jaewan Shin, Soohan Ki...
CISS
2011
IEEE
13 years 17 days ago
Characterizing multiplexing and diversity in visual MIMO
—Mobile optical wireless has so far been limited to very short ranges for high data rate systems. It may be feasible to overcome the data rate limitations over large transmission...
Ashwin Ashok, Marco Gruteser, Narayan B. Mandayam,...