Biradar, G S and Merchant, S N and Desai, U B
(2009)
Frequency and time hopping PPM UWB multiple access communication scheme.
Journal of Communications, 4 (1).
pp. 14-19.
ISSN 1796-2021
Abstract
In this paper we propose frequency and time hopping pulse position modulation (FTH-PPM) ultra wideband (UWB) for multiple access communications.We have derived and investigated the bit error probability for the multi-user synchronous transmitter case in multipath channels with Additive White Gaussian Noise (AWGN). Simulation results show that bit error probability performance of FTH-PPM UWB out performs the time hopping pulse position modulated (TH-PPM) UWB system. It also show that multiuser capacity of FTH-PPM UWB system is much better than TH-PPM UWB system.
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