Sciweavers

104 search results - page 18 / 21
» Low SNR Capacity of Noncoherent Fading Channels
Sort
View
VTC
2007
IEEE
125views Communications» more  VTC 2007»
14 years 29 days ago
Joint Source Coding, Unity Rate Precoding and FFH-MFSK Modulation Using Iteratively Decoded Irregular Variable Length Coding
— Serially concatenated and iteratively decoded Irregular Variable Length Coding (IrVLC) combined with precoded Fast Frequency Hopping (FFH) M-ary Frequency Shift Keying (MFSK) i...
Sohail Ahmed, Robert G. Maunder, Lie-Liang Yang, S...
IWCMC
2006
ACM
14 years 20 days ago
Voice capacity under quality constraints for IEEE 802.11a based WLANs
The communication of voice over wireless local area networks (WLANs) is influenced by the choice of speech codec, packetization interval and PHY layer bit rates. These choices aï...
Niranjan Shetty, Sayantan Choudhury, Jerry D. Gibs...
SODA
2010
ACM
135views Algorithms» more  SODA 2010»
14 years 4 months ago
Probabilistic Analysis of the Semidefinite Relaxation Detector in Digital Communications
We consider the problem of detecting a vector of symbols that is being transmitted over a fading multiple?input multiple?output (MIMO) channel, where each symbol is an ?th root of...
Anthony Man-Cho So
TWC
2008
141views more  TWC 2008»
13 years 6 months ago
Bursty transmission and glue pouring: on wireless channels with overhead costs
Power efficiency is a capital issue in the study of mobile wireless nodes owing to constraints on their battery size and weight. In practice, especially for low-power nodes, it is ...
Pamela Youssef-Massaad, Lizhong Zheng, Muriel M&ea...
TIT
2010
110views Education» more  TIT 2010»
13 years 1 months ago
Error rates of the maximum-likelihood detector for arbitrary constellations: convex/concave behavior and applications
Motivated by a recent surge of interest in convex optimization techniques, convexity/concavity properties of error rates of the maximum likelihood detector operating in the AWGN ch...
Sergey Loyka, Victoria Kostina, François Ga...