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VTC
2006
IEEE
138views Communications» more  VTC 2006»
14 years 4 months ago
Transmit Precoding for the Multiple Antenna Broadcast Channel
— In this paper we compare the following two methods of transmit precoding for the multiple antenna broadcast channel: vector perturbation applied to channel inversion (also term...
Manish Airy, Sandeep Bhadra, Robert W. Heath Jr., ...
VTC
2007
IEEE
14 years 5 months ago
A Continuous Vector-Perturbation for Multi-Antenna Multi-User Communication
─ The sum-rate of the broadcast channel in a multi-antenna multi-user communication system can be achieved by using precoding and adding a regular perturbation to the data vector...
Wee Seng Chua, Chau Yuen, Francois P. S. Chin
ISCAS
2007
IEEE
93views Hardware» more  ISCAS 2007»
14 years 5 months ago
VLSI Implementation of a Lattice-Reduction Algorithm for Multi-Antenna Broadcast Precoding
Abstract— This paper describes the first VLSI implementation of lattice reduction (LR) aided multi-antenna broadcast precoding with vector perturbation. The considered LR scheme...
Andreas Burg, Dominik Seethaler, Gerald Matz
ICASSP
2009
IEEE
14 years 5 months ago
Transceiver design with vector perturbation technique and iterative power loading
— In this paper we consider the optimization of transceivers which use the nonlinear vector perturbation technique at the transmitter. Since the perturbation vector can be almost...
Ching-Chih Weng, P. P. Vaidyanathan