JPS5721156A - Forced cut-off system for advance call of called party - Google Patents

Forced cut-off system for advance call of called party

Info

Publication number
JPS5721156A
JPS5721156A JP9495380A JP9495380A JPS5721156A JP S5721156 A JPS5721156 A JP S5721156A JP 9495380 A JP9495380 A JP 9495380A JP 9495380 A JP9495380 A JP 9495380A JP S5721156 A JPS5721156 A JP S5721156A
Authority
JP
Japan
Prior art keywords
output
circuit
call
gate
incoming
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
JP9495380A
Other languages
English (en)
Japanese (ja)
Other versions
JPS647532B2 (enrdf_load_stackoverflow
Inventor
Akira Goto
Seiichiro Kobayashi
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.)
Secom Co Ltd
Oki Electric Industry Co Ltd
Original Assignee
Secom Co Ltd
Oki Electric Industry 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=14124298&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JPS5721156(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Secom Co Ltd, Oki Electric Industry Co Ltd filed Critical Secom Co Ltd
Priority to JP9495380A priority Critical patent/JPS5721156A/ja
Publication of JPS5721156A publication Critical patent/JPS5721156A/ja
Publication of JPS647532B2 publication Critical patent/JPS647532B2/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
    • H04M11/04—Telephonic communication systems specially adapted for combination with other electrical systems with alarm systems, e.g. fire, police or burglar alarm systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
JP9495380A 1980-07-14 1980-07-14 Forced cut-off system for advance call of called party Granted JPS5721156A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9495380A JPS5721156A (en) 1980-07-14 1980-07-14 Forced cut-off system for advance call of called party

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9495380A JPS5721156A (en) 1980-07-14 1980-07-14 Forced cut-off system for advance call of called party

Publications (2)

Publication Number Publication Date
JPS5721156A true JPS5721156A (en) 1982-02-03
JPS647532B2 JPS647532B2 (enrdf_load_stackoverflow) 1989-02-09

Family

ID=14124298

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9495380A Granted JPS5721156A (en) 1980-07-14 1980-07-14 Forced cut-off system for advance call of called party

Country Status (1)

Country Link
JP (1) JPS5721156A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58204664A (ja) * 1982-05-24 1983-11-29 Secom Co Ltd 異常通報装置
JPS6243997A (ja) * 1985-08-22 1987-02-25 Matsushita Electric Ind Co Ltd 映像信号処理装置
JPH0213352U (enrdf_load_stackoverflow) * 1988-07-06 1990-01-26

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02269054A (ja) * 1989-04-11 1990-11-02 All:Kk マーキング機

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58204664A (ja) * 1982-05-24 1983-11-29 Secom Co Ltd 異常通報装置
JPS6243997A (ja) * 1985-08-22 1987-02-25 Matsushita Electric Ind Co Ltd 映像信号処理装置
JPH0213352U (enrdf_load_stackoverflow) * 1988-07-06 1990-01-26

Also Published As

Publication number Publication date
JPS647532B2 (enrdf_load_stackoverflow) 1989-02-09

Similar Documents

Publication Publication Date Title
JPS5721156A (en) Forced cut-off system for advance call of called party
JPS5563157A (en) Automatic answering telephone system
JPS56141648A (en) Automatic answering telephone set
JPS5591252A (en) Automatic answering telephone set
JPS5461806A (en) Audio response unit
JPH046495U (enrdf_load_stackoverflow)
JPS53129508A (en) Loop detection system for subscriber's line
JPS6489753A (en) Key telephone system
JPS56123137A (en) Cordless telephone set
FR2243566A1 (en) Front-door telephone link and door-opening system - has internal telephone handset and signalling lights
JPS6451861A (en) Composite terminal equipment
JPS54154203A (en) Release method of automatic answering device
SU1217744A1 (ru) Способ предупредительной сигнализации конвейерной линии
JPS56117459A (en) Telephone device
JPS577686A (en) Prevention system for failure in recovery from fault of manual holding circuit
GB852193A (en) Improvements in or relating to burglar alarm systems
JPS57141167A (en) Calling bell ringing system of interphone
JPS5698959A (en) Inhibition control system for telephone communication
JPS57162868A (en) Data terminal device
JPS5440509A (en) Scanning system for idle line signal
JPS57160251A (en) Automatic answering telephone set
JPS5799069A (en) Call display device in transfer telephone
JPS5726953A (en) Automatic answering telephone set having confirming function of specific caller
JPS56123142A (en) Cordless telephone set
JPS53122307A (en) Automatic answering telephone set