JPS5242009A - Hand free response control system - Google Patents

Hand free response control system

Info

Publication number
JPS5242009A
JPS5242009A JP11719875A JP11719875A JPS5242009A JP S5242009 A JPS5242009 A JP S5242009A JP 11719875 A JP11719875 A JP 11719875A JP 11719875 A JP11719875 A JP 11719875A JP S5242009 A JPS5242009 A JP S5242009A
Authority
JP
Japan
Prior art keywords
control system
response control
hand free
free response
communication
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
JP11719875A
Other languages
Japanese (ja)
Inventor
Ichiro Taneda
Toshio Takara
Hiroshi Ooyama
Shizuo Hayashi
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.)
HASEGAWA DENKI SEISAKUSHIYO KK
HASEGAWA DENKI SEISAKUSHO
HASEGAWA DENKI SEISAKUSHO KK
Fujitsu Ltd
Original Assignee
HASEGAWA DENKI SEISAKUSHIYO KK
HASEGAWA DENKI SEISAKUSHO
HASEGAWA DENKI SEISAKUSHO KK
Fujitsu 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 HASEGAWA DENKI SEISAKUSHIYO KK, HASEGAWA DENKI SEISAKUSHO, HASEGAWA DENKI SEISAKUSHO KK, Fujitsu Ltd filed Critical HASEGAWA DENKI SEISAKUSHIYO KK
Priority to JP11719875A priority Critical patent/JPS5242009A/en
Publication of JPS5242009A publication Critical patent/JPS5242009A/en
Pending 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
    • H04M9/005—Arrangements for interconnection not involving centralised switching with subscriber controlled access to a line, i.e. key telephone systems with subscriber controlled access to an exchange line

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)

Abstract

PURPOSE:To enable the communication with good stability by performing such that all the operations are made at the caller station and not at called station, when the direction of communication is switched alternatively.
JP11719875A 1975-09-30 1975-09-30 Hand free response control system Pending JPS5242009A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11719875A JPS5242009A (en) 1975-09-30 1975-09-30 Hand free response control system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11719875A JPS5242009A (en) 1975-09-30 1975-09-30 Hand free response control system

Publications (1)

Publication Number Publication Date
JPS5242009A true JPS5242009A (en) 1977-04-01

Family

ID=14705812

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11719875A Pending JPS5242009A (en) 1975-09-30 1975-09-30 Hand free response control system

Country Status (1)

Country Link
JP (1) JPS5242009A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5426607A (en) * 1977-07-29 1979-02-28 Matsushita Electric Ind Co Ltd Mutual connection circuit for multi-station
JPS5962259A (en) * 1982-10-01 1984-04-09 Matsushita Electric Ind Co Ltd Sound switching device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5426607A (en) * 1977-07-29 1979-02-28 Matsushita Electric Ind Co Ltd Mutual connection circuit for multi-station
JPS573262B2 (en) * 1977-07-29 1982-01-20
JPS5962259A (en) * 1982-10-01 1984-04-09 Matsushita Electric Ind Co Ltd Sound switching device

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