JPS5421216A - Tdm.fdm conversion system - Google Patents

Tdm.fdm conversion system

Info

Publication number
JPS5421216A
JPS5421216A JP8624377A JP8624377A JPS5421216A JP S5421216 A JPS5421216 A JP S5421216A JP 8624377 A JP8624377 A JP 8624377A JP 8624377 A JP8624377 A JP 8624377A JP S5421216 A JPS5421216 A JP S5421216A
Authority
JP
Japan
Prior art keywords
tdm
fdm
conversion system
fdm conversion
interleaving
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP8624377A
Other languages
Japanese (ja)
Other versions
JPS6025932B2 (en
Inventor
Shuzo Morita
Yoshinobu Fujii
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP8624377A priority Critical patent/JPS6025932B2/en
Publication of JPS5421216A publication Critical patent/JPS5421216A/en
Publication of JPS6025932B2 publication Critical patent/JPS6025932B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J4/00—Combined time-division and frequency-division multiplex systems
    • H04J4/005—Transmultiplexing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Time-Division Multiplex Systems (AREA)

Abstract

PURPOSE:To execute channel exchange economically, by performing the conversion processing from TDM to FDM or FDM to TDM with split into a plurality of stages and by performing interpolation or interleaving of sample signal at each state with the digital filter.
JP8624377A 1977-07-19 1977-07-19 TDM/FDM conversion method Expired JPS6025932B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8624377A JPS6025932B2 (en) 1977-07-19 1977-07-19 TDM/FDM conversion method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8624377A JPS6025932B2 (en) 1977-07-19 1977-07-19 TDM/FDM conversion method

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP22514784A Division JPS60121839A (en) 1984-10-27 1984-10-27 Fdm-tdm conversion system

Publications (2)

Publication Number Publication Date
JPS5421216A true JPS5421216A (en) 1979-02-17
JPS6025932B2 JPS6025932B2 (en) 1985-06-21

Family

ID=13881358

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8624377A Expired JPS6025932B2 (en) 1977-07-19 1977-07-19 TDM/FDM conversion method

Country Status (1)

Country Link
JP (1) JPS6025932B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56122545A (en) * 1980-03-03 1981-09-26 Fujitsu Ltd Time division multiplex-frequency division multiplex convertor
US4796253A (en) * 1986-07-03 1989-01-03 Hughes Aircraft Company Time base converter employing two reference position phase lock loop
US5412415A (en) * 1990-04-10 1995-05-02 British Telecommunications Public Limited Company Distribution of digitized composite AM FDM signals

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56122545A (en) * 1980-03-03 1981-09-26 Fujitsu Ltd Time division multiplex-frequency division multiplex convertor
JPS6351422B2 (en) * 1980-03-03 1988-10-13 Fujitsu Kk
US4796253A (en) * 1986-07-03 1989-01-03 Hughes Aircraft Company Time base converter employing two reference position phase lock loop
US5412415A (en) * 1990-04-10 1995-05-02 British Telecommunications Public Limited Company Distribution of digitized composite AM FDM signals

Also Published As

Publication number Publication date
JPS6025932B2 (en) 1985-06-21

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