Sciweavers

17932 search results - page 384 / 3587
» Wireless communications systems
Sort
View
CORR
2010
Springer
156views Education» more  CORR 2010»
15 years 7 months ago
MIMO Transmission with Residual Transmit-RF Impairments
Abstract--Physical transceiver implementations for multipleinput multiple-output (MIMO) wireless communication systems suffer from transmit-RF (Tx-RF) impairments. In this paper, w...
Christoph Studer, Markus Wenk, Andreas Burg
TWC
2008
86views more  TWC 2008»
15 years 6 months ago
On the Spectral Efficiency of CDMA Downlink Cellular Mobile Networks
A new accurate mathematical analysis is presented for the efficient computation of the spectral efficiency of CDMA downlink wireless communication systems in the presence of multip...
Khairi Ashour Hamdi, Pongsatorn Sedtheetorn
TIT
2010
124views Education» more  TIT 2010»
15 years 1 months ago
Soft-input soft-output single tree-search sphere decoding
Soft-input soft-output (SISO) detection algorithms form the basis for iterative decoding. The computational complexity of SISO detection often poses significant challenges for prac...
Christoph Studer, Helmut Bölcskei
GLOBECOM
2007
IEEE
16 years 1 months ago
Resource Allocation for Amplify-and-Forward Relay Networks with Differential Modulation
— The optimum resource allocation is an important method to improve the error performance and energy efficiency of wireless relay networks. In this paper, we consider the resour...
Woong Cho, Liuqing Yang
AICCSA
2006
IEEE
115views Hardware» more  AICCSA 2006»
16 years 28 days ago
Throughput of ARQ Protocols Over Nakagami and MIMO Block Fading Channels
Automatic-repeat request (ARQ) protocols are used to provide reliable communication in wireless networks. In this paper the throughput of the basic selective-repeat (SR) ARQ in bl...
Salam A. Zummo