2392 search results - page 390 / 479 » Channel-Hopping Multiple Access |
SECON
2007
IEEE
15 years 6 months ago
2007
IEEE
— Existing mechanisms for querying wireless sensor networks leak client interests to the servers performing the queries. The leaks are not only in terms of specific regions but ...
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SIPS
2007
IEEE
15 years 6 months ago
2007
IEEE
We analyze a precoded and iteratively detected downlink multiuser system employing imperfect Spatio-Temporal Channel Impulse Response at the Transmitters (ST-CIRT) with the aid of...
SSDBM
2007
IEEE
15 years 6 months ago
2007
IEEE
Space-partitioning trees, like the disk-based trie, quadtree, kd-tree and their variants, are a family of access methods that index multi-dimensional objects. In the case of index...
VTC
2007
IEEE
15 years 6 months ago
2007
IEEE
Abstract— In this contribution we present a novel ant colony optimization (ACO) based multi-user detector (MUD) designed for synchronous multi-carrier direct sequence code divisi...
VTC
2007
IEEE
15 years 6 months ago
2007
IEEE
— In this contribution, soft-input-soft-output (SISO) decoding aided successive interference cancellation (SIC) is considered in fast frequency hopping (FFH), M-ary frequency shi...