• DocumentCode
    2148782
  • Title

    A new high bit rate TDMA modem for INTELSAT applications

  • Author

    D´Ambrosio, A. ; Mazeola, E. ; Barbieri, A.

  • Author_Institution
    Siemens Telecomunicazioni SpA, Milan, Italy
  • fYear
    1996
  • fDate
    5-7 May 1996
  • Firstpage
    35
  • Abstract
    Old generation 120 Mb/s TDMA modems for INTELSAT systems were characterized by operational criticality and high cost. The difficulties existed especially in the demodulator function, due to the need for fast acquisition of both the carrier frequency and phase. The paper describes a new generation of TDMA modems which adopts a numerical approach for carrier phase extraction based on a modified Viterbi & Viterbi (1983) carrier phase estimator
  • Keywords
    frequency estimation; maximum likelihood estimation; modems; phase estimation; satellite communication; time division multiple access; 120 Mbit/s; INTELSAT applications; INTELSAT systems; carrier frequency; carrier phase extraction; demodulator; fast acquisition; high bit rate TDMA modem; modified Viterbi carrier phase estimator; phase acquisition; Bit rate; Costs; Degradation; Demodulation; Filtering; Filters; Frequency; Linearity; Modems; Time division multiple access;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Communication Technology Proceedings, 1996. ICCT'96., 1996 International Conference on
  • Conference_Location
    Beijing
  • Print_ISBN
    0-7803-2916-3
  • Type

    conf

  • DOI
    10.1109/ICCT.1996.545122
  • Filename
    545122