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VTC
2006
IEEE
138views Communications» more  VTC 2006»
13 years 10 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
13 years 10 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»
13 years 10 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
13 years 11 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