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JPS53121507A - Pcm signal conversion coupling device - Google Patents

Pcm signal conversion coupling device

Info

Publication number
JPS53121507A
JPS53121507A JP3673477A JP3673477A JPS53121507A JP S53121507 A JPS53121507 A JP S53121507A JP 3673477 A JP3673477 A JP 3673477A JP 3673477 A JP3673477 A JP 3673477A JP S53121507 A JPS53121507 A JP S53121507A
Authority
JP
Japan
Prior art keywords
pcm signal
coupling device
signal conversion
conversion coupling
correction
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
JP3673477A
Other languages
Japanese (ja)
Other versions
JPS6057739B2 (en
Inventor
Akio Moridera
Michimitsu Hattori
Shuichi Ashihara
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 JP3673477A priority Critical patent/JPS6057739B2/en
Publication of JPS53121507A publication Critical patent/JPS53121507A/en
Publication of JPS6057739B2 publication Critical patent/JPS6057739B2/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)

Abstract

PURPOSE: To maintain a transmission system free from deterioration of SN ratio by presetting beforehand the correction value by the est signal and then giving the PCM signal to the switchboard after correction.
COPYRIGHT: (C)1978,JPO&Japio
JP3673477A 1977-03-31 1977-03-31 PCM signal conversion coupling device Expired JPS6057739B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3673477A JPS6057739B2 (en) 1977-03-31 1977-03-31 PCM signal conversion coupling device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3673477A JPS6057739B2 (en) 1977-03-31 1977-03-31 PCM signal conversion coupling device

Publications (2)

Publication Number Publication Date
JPS53121507A true JPS53121507A (en) 1978-10-24
JPS6057739B2 JPS6057739B2 (en) 1985-12-17

Family

ID=12477954

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3673477A Expired JPS6057739B2 (en) 1977-03-31 1977-03-31 PCM signal conversion coupling device

Country Status (1)

Country Link
JP (1) JPS6057739B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63266114A (en) * 1987-04-22 1988-11-02 Yamaha Motor Co Ltd Intake device for multivalved engine

Also Published As

Publication number Publication date
JPS6057739B2 (en) 1985-12-17

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