JPS54152418A - Interface circuit for digital telephone facility - Google Patents

Interface circuit for digital telephone facility

Info

Publication number
JPS54152418A
JPS54152418A JP4915779A JP4915779A JPS54152418A JP S54152418 A JPS54152418 A JP S54152418A JP 4915779 A JP4915779 A JP 4915779A JP 4915779 A JP4915779 A JP 4915779A JP S54152418 A JPS54152418 A JP S54152418A
Authority
JP
Japan
Prior art keywords
interface circuit
digital telephone
telephone facility
facility
digital
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.)
Pending
Application number
JP4915779A
Other languages
Japanese (ja)
Inventor
Oogasuta Muntaa Aansuto
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom 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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Publication of JPS54152418A publication Critical patent/JPS54152418A/en
Pending legal-status Critical Current

Links

Landscapes

  • Time-Division Multiplex Systems (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
JP4915779A 1978-04-24 1979-04-23 Interface circuit for digital telephone facility Pending JPS54152418A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA301,806A CA1086876A (en) 1978-04-24 1978-04-24 Interface circuit for digital telephone facilities

Publications (1)

Publication Number Publication Date
JPS54152418A true JPS54152418A (en) 1979-11-30

Family

ID=4111318

Family Applications (2)

Application Number Title Priority Date Filing Date
JP4915779A Pending JPS54152418A (en) 1978-04-24 1979-04-23 Interface circuit for digital telephone facility
JP16019183U Expired JPS6025168Y2 (en) 1978-04-24 1983-10-18 Interface circuit for digital telephone equipment

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP16019183U Expired JPS6025168Y2 (en) 1978-04-24 1983-10-18 Interface circuit for digital telephone equipment

Country Status (2)

Country Link
JP (2) JPS54152418A (en)
CA (1) CA1086876A (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4999462A (en) * 1973-01-30 1974-09-19
JPS50122111A (en) * 1974-03-12 1975-09-25

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4999462A (en) * 1973-01-30 1974-09-19
JPS50122111A (en) * 1974-03-12 1975-09-25

Also Published As

Publication number Publication date
CA1086876A (en) 1980-09-30
JPS5986758U (en) 1984-06-12
JPS6025168Y2 (en) 1985-07-29

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