Gaussian Primitive Diamond Channel: Correlated Noise at Relays and Relevant Applications

Asif Katz, Michael Peleg, H. Vincent Poor, Shlomo Shamai

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We investigate the special case of a symmetric Gaussian primitive diamond relay channel comprising a correlated Gaussian noise channel, and fronthaul links with limited rate from the relays to the destination. We use a combination of oblivious compress and forward (CF) with distributed Wyner-Ziv compression, and decode and forward (DF) techniques, where each relay decodes the whole message and sends half of its bits to the destination. We derive the CF achievable rate and investigate the effect of positive noise correlation on the system performance. The optimal time-sharing proportion between CF and DF is calculated for positive noise correlation.

Original languageEnglish
Title of host publication2024 IEEE International Conference on Microwaves, Communications, Antennas, Biomedical Engineering and Electronic Systems, COMCAS 2024
ISBN (Electronic)9798350348187
DOIs
StatePublished - 2024
Event2024 IEEE International Conference on Microwaves, Communications, Antennas, Biomedical Engineering and Electronic Systems, COMCAS 2024 - Tel Aviv, Israel
Duration: 9 Jul 202411 Jul 2024

Publication series

Name2024 IEEE International Conference on Microwaves, Communications, Antennas, Biomedical Engineering and Electronic Systems, COMCAS 2024

Conference

Conference2024 IEEE International Conference on Microwaves, Communications, Antennas, Biomedical Engineering and Electronic Systems, COMCAS 2024
Country/TerritoryIsrael
CityTel Aviv
Period9/07/2411/07/24

Keywords

  • Compress and Forward
  • Correlated Gaussian noise channel
  • Decode and Forward
  • Diamond Relay Channel
  • Distributed Compression
  • Information Bottleneck

All Science Journal Classification (ASJC) codes

  • Computer Networks and Communications
  • Biomedical Engineering
  • Electrical and Electronic Engineering
  • Instrumentation
  • Radiation

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