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CISS
2007
IEEE
15 years 6 months ago
Limited Feedback Precoder Design for Spatially Correlated MIMO Channels
Abstract— It is well-known that perfect channel state information (CSI) at the transmitter and the receiver (CSIT/CSIR) can be used to decompose a multi-antenna channel into a ba...
Vasanthan Raghavan, Akbar M. Sayeed, Venugopal V. ...
ICRA
2007
IEEE
139views Robotics» more  ICRA 2007»
15 years 6 months ago
Multi-Robot Formations based on the Queue-Formation Scheme with Limited Communications
— In this paper, we investigate the operation of the Queue-formation structure (or Q-structure) in multi-robot teams with limited communications. Information flow is divided int...
Cheng-Heng Fua, Shuzhi Sam Ge, Khac Duc Do, Khiang...
SENSYS
2006
ACM
15 years 5 months ago
Target tracking with binary proximity sensors: fundamental limits, minimal descriptions, and algorithms
We explore fundamental performance limits of tracking a target in a two-dimensional field of binary proximity sensors, and design algorithms that attain those limits. In particul...
Nisheeth Shrivastava, Raghuraman Mudumbai, Upamany...
TWC
2008
201views more  TWC 2008»
14 years 11 months ago
A Novel Algorithm for Multipath Fingerprinting in Indoor WLAN Environments
Abstract--Positioning in indoor wireless environments is growing rapidly in importance and gains commercial interests in context-awareness applications. The essential challenge in ...
Shih-Hau Fang, Tsung-Nan Lin, Kun-Chou Lee
ICRA
2009
IEEE
127views Robotics» more  ICRA 2009»
15 years 6 months ago
Relative bearing estimation from commodity radios
— Relative bearing between robots is important in applications like pursuit-evasion [11] and SLAM [7]. This is also true in in sensor networks, where the bearing of one sensor no...
Karthik Dantu, Prakhar Goyal, Gaurav S. Sukhatme