Cross-layer design for combining cooperative diversity with truncated ARQ in ad-hoc wireless networks

Dai Lin, Khaled B. Letaief

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

44 Citations (Scopus)

Abstract

We propose a cross-layer design which combines truncated ARQ at the link layer and cooperative diversity at the physical layer. In this scheme, both the source node and the relay nodes utilize an orthogonal space-time block code for packet retransmission. In contrast to the previous cooperative diversity protocols, here cooperative diversity is invoked only if the destination node receives an erroneous packet from the source node. In addition, the relay nodes are not fixed and are selected according to the channel conditions using CRC. It will be shown that this combination of adaptive cooperative diversity and truncated ARQ can greatly improve the system throughput compared to the conventional truncated ARQ scheme and fixed cooperative diversity protocols. © 2005 IEEE.
Original languageEnglish
Title of host publicationGLOBECOM - IEEE Global Telecommunications Conference
Pages3175-3179
Volume6
DOIs
Publication statusPublished - 2005
Externally publishedYes
Event2005 IEEE Global Telecommunications Conference (GLOBECOM '05): DISCOVERY PAST AND FUTURE - St. Louis, United States
Duration: 28 Nov 20052 Dec 2005

Publication series

Name
Volume6

Conference

Conference2005 IEEE Global Telecommunications Conference (GLOBECOM '05)
Abbreviated titleIEEE GLOBECOM 2005
PlaceUnited States
CitySt. Louis
Period28/11/052/12/05

Research Keywords

  • Ad-hoc wireless network
  • Cooperative diversity
  • Cross-layer design
  • MIMO systems
  • Truncated ARQ

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