Performance of combined diversity reception and convolutional coding for QDPSK land mobile radio

Diversity reception and error correction coding are powerful techniques to combat multipath fading encountered in mobile radio communications. In order to improve the transmission performance of the ?/4-shift QDPSK signal in mobile radio channels, the authors propose a new scheme of combined coding...

Full description

Saved in:
Bibliographic Details
Main Authors: ZHOU, Huafei, DENG, Robert H., Tjhung, T. T.
Format: text
Language:English
Published: Institutional Knowledge at Singapore Management University 1994
Subjects:
Online Access:https://ink.library.smu.edu.sg/sis_research/100
https://ink.library.smu.edu.sg/context/sis_research/article/1099/viewcontent/Performance_of_combined_diversity_reception_and_convolutional_coding_for_QDPSK_land_mobile_radio.pdf
Tags: Add Tag
No Tags, Be the first to tag this record!
Institution: Singapore Management University
Language: English
id sg-smu-ink.sis_research-1099
record_format dspace
spelling sg-smu-ink.sis_research-10992019-04-01T08:24:00Z Performance of combined diversity reception and convolutional coding for QDPSK land mobile radio ZHOU, Huafei DENG, Robert H. Tjhung, T. T. Diversity reception and error correction coding are powerful techniques to combat multipath fading encountered in mobile radio communications. In order to improve the transmission performance of the ?/4-shift QDPSK signal in mobile radio channels, the authors propose a new scheme of combined coding and diversity reception, i.e., combination of diversity reception employing code combining (CC) and convolutional coding employing error-and erasure correction Viterbi decoding. They also consider another combination scheme, i.e., combination of diversity reception employing postdetection maximal ratio combining (MRC) and convolutional coding employing hard decision Viterbi decoding. They theoretically analyze the performance of the schemes taking into account the additive white Gaussian noise (AWGN), random FM noise, co-channel interference (CCI), and intersymbol interference (ISI) due to multipath propagation delay spread. Numerical calculations are presented for the required average signal energy per bit-to-noise power spectral density ratio (Eb/N0), required average signal-to-interference power ratio (SIR), tolerable maximum Doppler frequency, and tolerable rms delay spread needed to achieve a certain average BER. The spectrum efficiency of the cellular system is also calculated 1994-08-01T07:00:00Z text application/pdf https://ink.library.smu.edu.sg/sis_research/100 info:doi/10.1109/25.312797 https://ink.library.smu.edu.sg/context/sis_research/article/1099/viewcontent/Performance_of_combined_diversity_reception_and_convolutional_coding_for_QDPSK_land_mobile_radio.pdf http://creativecommons.org/licenses/by-nc-nd/4.0/ Research Collection School Of Computing and Information Systems eng Institutional Knowledge at Singapore Management University Information Security
institution Singapore Management University
building SMU Libraries
continent Asia
country Singapore
Singapore
content_provider SMU Libraries
collection InK@SMU
language English
topic Information Security
spellingShingle Information Security
ZHOU, Huafei
DENG, Robert H.
Tjhung, T. T.
Performance of combined diversity reception and convolutional coding for QDPSK land mobile radio
description Diversity reception and error correction coding are powerful techniques to combat multipath fading encountered in mobile radio communications. In order to improve the transmission performance of the ?/4-shift QDPSK signal in mobile radio channels, the authors propose a new scheme of combined coding and diversity reception, i.e., combination of diversity reception employing code combining (CC) and convolutional coding employing error-and erasure correction Viterbi decoding. They also consider another combination scheme, i.e., combination of diversity reception employing postdetection maximal ratio combining (MRC) and convolutional coding employing hard decision Viterbi decoding. They theoretically analyze the performance of the schemes taking into account the additive white Gaussian noise (AWGN), random FM noise, co-channel interference (CCI), and intersymbol interference (ISI) due to multipath propagation delay spread. Numerical calculations are presented for the required average signal energy per bit-to-noise power spectral density ratio (Eb/N0), required average signal-to-interference power ratio (SIR), tolerable maximum Doppler frequency, and tolerable rms delay spread needed to achieve a certain average BER. The spectrum efficiency of the cellular system is also calculated
format text
author ZHOU, Huafei
DENG, Robert H.
Tjhung, T. T.
author_facet ZHOU, Huafei
DENG, Robert H.
Tjhung, T. T.
author_sort ZHOU, Huafei
title Performance of combined diversity reception and convolutional coding for QDPSK land mobile radio
title_short Performance of combined diversity reception and convolutional coding for QDPSK land mobile radio
title_full Performance of combined diversity reception and convolutional coding for QDPSK land mobile radio
title_fullStr Performance of combined diversity reception and convolutional coding for QDPSK land mobile radio
title_full_unstemmed Performance of combined diversity reception and convolutional coding for QDPSK land mobile radio
title_sort performance of combined diversity reception and convolutional coding for qdpsk land mobile radio
publisher Institutional Knowledge at Singapore Management University
publishDate 1994
url https://ink.library.smu.edu.sg/sis_research/100
https://ink.library.smu.edu.sg/context/sis_research/article/1099/viewcontent/Performance_of_combined_diversity_reception_and_convolutional_coding_for_QDPSK_land_mobile_radio.pdf
_version_ 1770568888424071168