JPS57104345A - Telephone connecting system in composite exchange system - Google Patents

Telephone connecting system in composite exchange system

Info

Publication number
JPS57104345A
JPS57104345A JP55180962A JP18096280A JPS57104345A JP S57104345 A JPS57104345 A JP S57104345A JP 55180962 A JP55180962 A JP 55180962A JP 18096280 A JP18096280 A JP 18096280A JP S57104345 A JPS57104345 A JP S57104345A
Authority
JP
Japan
Prior art keywords
telephone sets
telephone
circuit
failure
exchange system
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
JP55180962A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6355262B2 (enExample
Inventor
Noboru Taiko
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP55180962A priority Critical patent/JPS57104345A/ja
Publication of JPS57104345A publication Critical patent/JPS57104345A/ja
Publication of JPS6355262B2 publication Critical patent/JPS6355262B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/06—Simultaneous speech and data transmission, e.g. telegraphic transmission over the same conductors

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Small-Scale Networks (AREA)
JP55180962A 1980-12-20 1980-12-20 Telephone connecting system in composite exchange system Granted JPS57104345A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55180962A JPS57104345A (en) 1980-12-20 1980-12-20 Telephone connecting system in composite exchange system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55180962A JPS57104345A (en) 1980-12-20 1980-12-20 Telephone connecting system in composite exchange system

Publications (2)

Publication Number Publication Date
JPS57104345A true JPS57104345A (en) 1982-06-29
JPS6355262B2 JPS6355262B2 (enExample) 1988-11-01

Family

ID=16092317

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55180962A Granted JPS57104345A (en) 1980-12-20 1980-12-20 Telephone connecting system in composite exchange system

Country Status (1)

Country Link
JP (1) JPS57104345A (enExample)

Also Published As

Publication number Publication date
JPS6355262B2 (enExample) 1988-11-01

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