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191
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MOBISYS
2007
ACM
16 years 6 months ago
2007
ACM
In this work, we investigate the use of directional antennas and beam steering techniques to improve performance of 802.11 links in the context of communication between a moving v...
180
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ICMCS
2006
IEEE
16 years 25 days ago
2006
IEEE
As digital video data becomes more pervasive, mining information from multimedia data becomes increasingly important. Although researches in multimedia mining area have shown grea...
178
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ICC
2007
IEEE
16 years 1 months ago
2007
IEEE
— Current OFDM systems assume the channel is not time varying within one OFDM frame, and use channel estimates obtained from preamble or pilots for data symbols within the same f...
152
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IROS
2006
IEEE
16 years 24 days ago
2006
IEEE
— In order to guide the design of a new multi-robot system, we seek to evaluate two different designs of audio direction sensor. We have implemented a simple but useful audio pro...
170
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CASES
2007
ACM
15 years 10 months ago
2007
ACM
Energy, power, and area efficiency are critical design concerns for embedded processors. Much of the energy of a typical embedded processor is consumed in the front-end since inst...