Radiowave PPM "blind" spatial-rake receiver & co-channel interference suppression

Kainam Thomas Wong

Research output: Journal article publicationConference articleAcademic researchpeer-review

1 Citation (Scopus)

Abstract

Among the open-literature on pulse-position-modulation (PPM) radiowave wireless communications, this work is first to advance a "blind" spatial-rake receiver with interference-rejection capability. This proposed adaptive "smart antennas" detector uses the signal-of-interest's (SOI) earlier decoded information-symbols to segment earlier collected data into two data-groups: one data-group with the SOI and co-channel-interference and noise, with the other data-group contains only the latter two. These two data-groups' spatial-covariance matrices' generalized-eigenvector maximizes the "blind" spatial beamformer's output signal-to-interference-and-noise ratio (SINR) without prior knowledge of (1) the multi-user co-channel interferers' arrival directions, delays nor powers, (2) the signal-of-interest's (SOI) spatial signature on the receiving sensor-array1, and (3) the mobile's receiving-antennas' nominal/actual array-geometry and gain/phase responses.
Original languageEnglish
Article number1557290
Pages (from-to)1614-1617
Number of pages4
JournalCanadian Conference on Electrical and Computer Engineering
Volume2005
DOIs
Publication statusPublished - 1 Dec 2005
Externally publishedYes
EventCanadian Conference on Electrical and Computer Engineering 2005 - Saskatoon, SK, Canada
Duration: 1 May 20054 May 2005

ASJC Scopus subject areas

  • Electrical and Electronic Engineering
  • Hardware and Architecture

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