4166 search results - page 631 / 834 » A modular module system |
148
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VTC
2007
IEEE
16 years 20 days ago
2007
IEEE
— We propose a novel bit error ratio (BER) analysis technique for fast frequency hopping (FFH) assisted M-ary frequency shift keying (MFSK) using product combining (PC), when the...
120
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VTC
2007
IEEE
16 years 20 days ago
2007
IEEE
— A preamble technique for synchronization and channel estimation introduces transmission delay and wastes capacity unavoidably due to the time loss before data transmission. In ...
194
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GRID
2007
Springer
16 years 17 days ago
2007
Springer
— We describe an information service that aggregates metadata available in hundreds of information sources of the EGEE Grid infrastructure. It uses an ontology-based information ...
168
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ISPEC
2007
Springer
16 years 16 days ago
2007
Springer
Credentials are an indispensable means for service access control in electronic commerce. However, regular credentials such as X.509 certificates and SPKI/SDSI certificates do no...
190
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UIC
2007
Springer
16 years 15 days ago
2007
Springer
Abstract. Context-aware systems incorporate multimodal information to analyze contextual information in users’ environment and provide various proactive services according to dyn...