JPH0310274B2 - - Google Patents

Info

Publication number
JPH0310274B2
JPH0310274B2 JP59052093A JP5209384A JPH0310274B2 JP H0310274 B2 JPH0310274 B2 JP H0310274B2 JP 59052093 A JP59052093 A JP 59052093A JP 5209384 A JP5209384 A JP 5209384A JP H0310274 B2 JPH0310274 B2 JP H0310274B2
Authority
JP
Japan
Prior art keywords
signal
tel
telephone
circuit
transmission
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 - Lifetime
Application number
JP59052093A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60197095A (ja
Inventor
Katsuhiko Onozuka
Jujiro Makita
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.)
Tamura Electric Works Ltd
Original Assignee
Tamura Electric Works 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 Tamura Electric Works Ltd filed Critical Tamura Electric Works Ltd
Priority to JP59052093A priority Critical patent/JPS60197095A/ja
Priority to AU40236/85A priority patent/AU574146B2/en
Publication of JPS60197095A publication Critical patent/JPS60197095A/ja
Publication of JPH0310274B2 publication Critical patent/JPH0310274B2/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
    • H04M9/002—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems
    • H04M9/003—Transmission of control signals from or to the key telephone set; signalling equipment at key telephone set, e.g. keyboard or display equipment

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
JP59052093A 1984-03-21 1984-03-21 ボタン電話装置の信号伝送方式 Granted JPS60197095A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP59052093A JPS60197095A (ja) 1984-03-21 1984-03-21 ボタン電話装置の信号伝送方式
AU40236/85A AU574146B2 (en) 1984-03-21 1985-03-20 Key telephone signalling systems

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59052093A JPS60197095A (ja) 1984-03-21 1984-03-21 ボタン電話装置の信号伝送方式

Publications (2)

Publication Number Publication Date
JPS60197095A JPS60197095A (ja) 1985-10-05
JPH0310274B2 true JPH0310274B2 (h) 1991-02-13

Family

ID=12905217

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59052093A Granted JPS60197095A (ja) 1984-03-21 1984-03-21 ボタン電話装置の信号伝送方式

Country Status (2)

Country Link
JP (1) JPS60197095A (h)
AU (1) AU574146B2 (h)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6390249A (ja) * 1986-10-03 1988-04-21 Oki Electric Ind Co Ltd デ−タ通信における応答信号方式

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041375B2 (ja) * 1979-08-22 1985-09-17 富士通株式会社 情報誤り検出方法
JPS57108994A (en) * 1980-12-25 1982-07-07 Mitsubishi Electric Corp Centralized automatic gage examination device
JPS58213597A (ja) * 1982-06-05 1983-12-12 Nitsuko Ltd ボタン電話装置

Also Published As

Publication number Publication date
JPS60197095A (ja) 1985-10-05
AU574146B2 (en) 1988-06-30
AU4023685A (en) 1985-09-26

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees