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104
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IEICET
2006
80views more  IEICET 2006»
15 years 1 months ago
Virtual Subcarrier Assignment (VISA) for Spatial Filtering of OFDM Signals
In OFDM (Orthogonal Frequency Division Multiplexing)-based wireless systems, when we employ an array antenna at receive side, SDMA (Space Division Multiple Access) can be easily r...
Shinsuke Hara, Yunjian Jia
103
Voted
JSAC
2008
108views more  JSAC 2008»
15 years 1 months ago
Collision-aware design of rate adaptation for multi-rate 802.11 WLANs
One of the key challenges in designing a rate adaptation scheme for IEEE 802.11 wireless LANs (WLANs) is to differentiate bit errors from link-layer collisions. Many recent rate a...
Jaehyuk Choi, Jongkeun Na, Yeon-sup Lim, Kihong Pa...
JSAC
2006
99views more  JSAC 2006»
15 years 1 months ago
Incentives for large peer-to-peer systems
We consider problems of provisioning an excludable public good amongst n potential members of a peer-to-peer system who are able to communicate information about their private pre...
Costas Courcoubetis, Richard R. Weber
PERVASIVE
2006
Springer
15 years 1 months ago
Collaborative Localization: Enhancing WiFi-Based Position Estimation with Neighborhood Links in Clusters
Abstract. Location-aware services can benefit from accurate and reliable indoor location tracking. The widespread adoption of 802.11x wireless LAN as the network infrastructure cre...
Li-Wei Chan, Ji-Rung Chiang, Yi-Chao Chen, Chia-na...
JSAC
2007
105views more  JSAC 2007»
15 years 1 months ago
What and how much to gain by spectrum agility?
— Static spectrum allocation prohibits radio devices from using spectral bands designated for others. As a result, some bands are under-utilized while other bands are over-popula...
Chun-Ting Chou, Sai Shankar N., Hyoil Kim, Kang G....