Sciweavers

PIMRC
2010
IEEE
13 years 7 months ago
Euclidean distance decomposition to generate new 16-QAM and 64-QAM space-time trellis codes
In this paper, the generation of 16-QAM and 64-QAM space-time trellis codes (STTCs) for several transmit antennas is considered. The main problem with an exhaustive search is the i...
Pierre Viland, Gheorghe Zaharia, Jean-Franç...
JSAC
2007
79views more  JSAC 2007»
13 years 9 months ago
Fundamental Limits in MIMO Broadcast Channels
— This paper studies the fundamental limits of MIMO broadcast channels from a high level, determining the sum-rate capacity of the system as a function of system paramaters, such...
Babak Hassibi, Masoud Sharif
CEE
2007
67views more  CEE 2007»
13 years 9 months ago
Turbo equalization for block fading MIMO channels using random signal mapping
We present a novel turbo equalization scheme for block fading MIMO channels, where diversity is achieved using random signal mapping. We show that the computational complexity of ...
Richard Demo Souza, Javier Garcia-Frias, Renato da...
CORR
2006
Springer
114views Education» more  CORR 2006»
13 years 9 months ago
Quasi-Orthogonal STBC With Minimum Decoding Complexity
- A new class of Quasi-Orthogonal Space-Time Block Code (QO-STBC) namely Minimum-DecodingComplexity QO-STBC (MDC-QOSTBC) has recently been proposed in the literature. In this paper...
Chau Yuen, Yong Liang Guan, Tjeng Thiang Tjhung
CORR
2008
Springer
57views Education» more  CORR 2008»
13 years 9 months ago
Square Complex Orthogonal Designs with Low PAPR and Signaling Complexity
Abstract--Space-Time Block Codes from square complex orthogonal designs (SCOD) have been extensively studied and most of the existing SCODs contain large number of zero. The zeros ...
Smarajit Das, B. Sundar Rajan
CORR
2010
Springer
42views Education» more  CORR 2010»
13 years 9 months ago
Reduced ML-Decoding Complexity, Full-Rate STBCs for 4 Transmit Antenna Systems
For an nt transmit, nr receive antenna system (nt
K. Pavan Srinath, B. Sundar Rajan
IWCMC
2010
ACM
13 years 11 months ago
Joint network coding and beamforming techniques for downlink channels
We propose a joint optimization of Network Coding and MIMO techniques to improve the downlink channel throughput of a wireless base station. Specifically, we consider a MIMO base...
Monchai Lertsutthiwong, Thinh Nguyen, Bechir Hamda...
ICC
2007
IEEE
129views Communications» more  ICC 2007»
14 years 1 months ago
An Experimental Downlink Multiuser MIMO System with Distributed and Coherently-Coordinated Transmit Antennas
In this paper we present a multiuser MIMO experimental system and the corresponding indoor measurement results that demonstrate power of distributed and coherentlycoordinated downl...
Dragan Samardzija, Howard Huang, Reinaldo A. Valen...
IWCMC
2006
ACM
14 years 3 months ago
Low complexity design of space-time convolutional codes with high spectral efficiencies
Space time convolutional codes (STCCs) are an effective way to combine transmit diversity with coding. The computational complexity of designing STCCs generally increases exponent...
Kyungmin Kim, Hamid R. Sadjadpour, Rick S. Blum, Y...
VTC
2006
IEEE
100views Communications» more  VTC 2006»
14 years 3 months ago
Initial and Post-Initial Acquisition in the Serial Search Based Noncoherent Multiple Transmit/Receive Antenna Aided DS-CDMA Down
— In this paper we investigate the issues of both initial and post-initial acquisition schemes in the multiple transmit/receive antenna aided DS-CDMA downlink, when communicating...
Seung Hwan Won, Lajos Hanzo