563 search results - page 36 / 113 » Optimal Transmission for Dying Channels |
ICIP
2005
IEEE
16 years 20 days ago
2005
IEEE
Multiple Description coding has been recently proposed for images and video transmission in packet erasure channels because of its good loss recovery capability. In this paper, we...
ISCAS
2003
IEEE
15 years 4 months ago
2003
IEEE
The discrete multitone (DMT)transceivers have enjoyed great success in high speed data transmission. It is known that when the cyclicprefix is no shorterthan the channel impulse r...
TWC
2008
14 years 11 months ago
2008
Abstract--The closed-form exact bit error rate (BER) expressions of generalized orthogonal space-time block codes (OSTBCs) are first derived for quadrature amplitude modulation (QA...
107
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CORR
2008
Springer
14 years 11 months ago
2008
Springer
Abstract--Cooperative transmission is an emerging communication technique that takes advantage of the broadcast nature of wireless channels. However, due to low spectral efficiency...
113
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TWC
2010
14 years 5 months ago
2010
In cognitive radio networks, a cognitive source node requires two essential phases to complete a cognitive transmission process: the phase of spectrum sensing with a certain time d...