JPS6151456B2 - - Google Patents

Info

Publication number
JPS6151456B2
JPS6151456B2 JP52074932A JP7493277A JPS6151456B2 JP S6151456 B2 JPS6151456 B2 JP S6151456B2 JP 52074932 A JP52074932 A JP 52074932A JP 7493277 A JP7493277 A JP 7493277A JP S6151456 B2 JPS6151456 B2 JP S6151456B2
Authority
JP
Japan
Prior art keywords
clock pulse
pulse train
circuit
synchronization
telephone
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.)
Expired
Application number
JP52074932A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5410606A (en
Inventor
Koichi Sekiguchi
Hikari Takematsu
Kazutada Katsukura
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.)
Iwasaki Tsushinki KK
Original Assignee
Iwasaki Tsushinki KK
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 Iwasaki Tsushinki KK filed Critical Iwasaki Tsushinki KK
Priority to JP7493277A priority Critical patent/JPS5410606A/ja
Priority to US05/917,578 priority patent/US4234765A/en
Publication of JPS5410606A publication Critical patent/JPS5410606A/ja
Publication of JPS6151456B2 publication Critical patent/JPS6151456B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • H04M9/022—Multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
JP7493277A 1977-06-25 1977-06-25 Synchronizing system for key telephone system Granted JPS5410606A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7493277A JPS5410606A (en) 1977-06-25 1977-06-25 Synchronizing system for key telephone system
US05/917,578 US4234765A (en) 1977-06-25 1978-06-21 Key telephone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7493277A JPS5410606A (en) 1977-06-25 1977-06-25 Synchronizing system for key telephone system

Publications (2)

Publication Number Publication Date
JPS5410606A JPS5410606A (en) 1979-01-26
JPS6151456B2 true JPS6151456B2 (ru) 1986-11-08

Family

ID=13561611

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7493277A Granted JPS5410606A (en) 1977-06-25 1977-06-25 Synchronizing system for key telephone system

Country Status (1)

Country Link
JP (1) JPS5410606A (ru)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5792990A (en) * 1980-12-01 1982-06-09 Nippon Telegr & Teleph Corp <Ntt> Electronic key telephone device
JPS634936U (ru) * 1986-06-24 1988-01-13
JPH0269665U (ru) * 1988-11-15 1990-05-28

Also Published As

Publication number Publication date
JPS5410606A (en) 1979-01-26

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