Time Hopping QPSK Impulse Signal Transmission for Ultra Wideband Communication System in the Presence of Multipath Channel

Abstract

New ultra wide band (UWB) communication system using quadrature-phase shift keying (QPSK) impulse modulation with time-hopping (TH) multiple-access scheme is proposed. The simulation results in multipath channel show that the proposed UWB communication system can provide better performances compared with conventional TH- PPM UWB communication system.

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Document Details

Document Type
Technical Report
Publication Date
Jan 01, 2005
Accession Number
ADA447000

Entities

People

  • Chaiyaporn Khemapatapan
  • Kiyomichi Araki
  • Watit Benjapolakul

Organizations

  • Chulalongkorn University

Tags

Communities of Interest

  • Energy and Power Technologies

DTIC Thesaurus Topics

  • Bandwidth
  • Channel Models
  • Communication Systems
  • Electrical Engineering
  • Electronic Mail
  • Engineering
  • Frequency
  • Generators
  • Line Of Sight
  • Local Oscillators
  • Modulation
  • Multipath Channels
  • Multiple Access
  • Signal Generators
  • Simulations
  • Spectra
  • Transmitters

Fields of Study

  • Computer science

Readers

  • Radio communications and signal processing.