577 search results - page 1 / 116 » Performance Enhancement of Wireless Communication Systems us... |
IJACTAICIT
2010
13 years 1 months ago
2010
In this paper, we describe the concatenation of Turbo/Convolutional codes with transmit and receive diversity schemes by using Space-Time Block Code. It is shown that, by using tw...
VTC
2008
IEEE
13 years 11 months ago
2008
IEEE
—Antenna diversity is an effective technique for improving the transmission performance in a multi-path fading channel. Recently, we proposed the space-time block coded-joint tra...
JCM
2008
13 years 4 months ago
2008
We compare four open-loop transmit diversity schemes in a coded Orthogonal Frequency Division Multiplexing (OFDM) system with four transmit antennas, namely cyclic shift diversity ...
VTC
2006
IEEE
13 years 10 months ago
2006
IEEE
— Based on the specification of a high-throughput wireless local area network system we consider the achievable rate regions of time, frequency and code division multiple access...
VTC
2010
IEEE
13 years 3 months ago
2010
IEEE
—In the next generation high-speed wireless packet access systems, hybrid automatic repeat request (HARQ) is necessary to achieve higher throughput performance. An HARQ with Chas...