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JNW
2008
103views more  JNW 2008»
15 years 6 months ago
Avoidance Mechanism of Redundant Transmissions in Content Cruising System
"Content Cruising System (CCS)" is developed as a decentralized and autonomous distribution system for location-based contents. The content put into CCS carries itself to...
Takaaki Ishida, Keijiro Ehara, Seiichiro Toda, Yas...
TCOM
2008
101views more  TCOM 2008»
15 years 6 months ago
Transmit beamforming for space-frequency coded MIMO-OFDM systems with spatial correlation feedback
Abstract--This paper addresses the problem of joint optimization of transmit beamforming and space-frequency (SF) coding for MIMO-OFDM systems with spatial correlation feedback in ...
Ahmed K. Sadek, Weifeng Su, K. J. Ray Liu
TSP
2008
114views more  TSP 2008»
15 years 6 months ago
Clipping-Noise Guided Sign-Selection for PAR Reduction in OFDM Systems
The peak-to-average power ratio (PAR) of orthogonal frequency division multiplexing (OFDM) systems can be reduced by using an optimal set of subcarrier signs. However, this sign se...
Luqing Wang, Chintha Tellambura
173
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RAS
2007
119views more  RAS 2007»
15 years 6 months ago
Active estimation of distance in a robotic system that replicates human eye movement
In a moving agent, the different apparent motion of objects located at various distances provides an important source of depth information. While motion parallax is evident for la...
Fabrizio Santini, Michele Rucci
WAIM
2010
Springer
15 years 5 months ago
Enriching the Contents of Enterprises' Wiki Systems with Web Information
Abstract. Wikis are currently used in providing knowledge management systems for individual enterprises. The initial explanations of word entries (entities) in such a system can be...
Li Zhao, Yexin Wang, Congrui Huang, Yan Zhang