20673 search results - page 3800 / 4135 » Improving Performance on the Internet |
180
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PIMRC
2008
IEEE
16 years 1 months ago
2008
IEEE
Orthogonal frequency division multiplexing (OFDM) system suffers extra performance degradation in fast fading channel due to intercarrier interference (ICI). Combing frequency dom...
174
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SECON
2008
IEEE
16 years 1 months ago
2008
IEEE
—Vehicular networks, in which cars communicate wirelessly to exchange information on traffic conditions, offer a promising way to improve road safety. Yet ensuring the correct f...
173
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SECON
2008
IEEE
16 years 1 months ago
2008
IEEE
—Wireless reprogramming is a key functionality in Wireless Sensor Networks (WSNs). In fact, the requirements for the network may change in time, or new parameters might have to b...
196
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SIPS
2008
IEEE
16 years 1 months ago
2008
IEEE
Low-density parity-check (LDPC) codes on par with convolutional turbo codes (CTC) are two of the most powerful error correction codes known to perform very close to the Shannon li...
149
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WCNC
2008
IEEE
16 years 1 months ago
2008
IEEE
—The concept of cooperative retransmission in wireless networks has attracted considerable research attention. The basic idea is that when a receiver cannot decode a frame, the r...