490 search results - page 29 / 98 » Changing the Channel |
WOWMOM
1998
ACM
14 years 10 hour ago
1998
ACM
This paper presents a framework for provisioning application and channel dependent quality of service in wireless networks. The framework is based on three di erent adaptation mec...
JSAC
2008
13 years 7 months ago
2008
We consider opportunistic spectrum access (OSA) strategies for a transmitter in a multichannel wireless system, where a channel may or may not be available and the transmitter must...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
If we treated image watermarking as a communication problem using the image as the communication channel, applying error-correcting codes (ECC) to the watermarking system should i...
CORR
2010
Springer
13 years 2 months ago
2010
Springer
The problem of reliable communication over unknown frequency-selective block-fading channels with sparse impulse responses is considered. In particular, discrete-time impulse respo...
TWC
2008
13 years 7 months ago
2008
Abstract--The capacity of a general multiuser CDMA jamming channel is analyzed when the receiver has or lacks jammer state information. Analyses are carried out for noncooperative ...