JPS5461808A - Audio response unit - Google Patents

Audio response unit

Info

Publication number
JPS5461808A
JPS5461808A JP12890077A JP12890077A JPS5461808A JP S5461808 A JPS5461808 A JP S5461808A JP 12890077 A JP12890077 A JP 12890077A JP 12890077 A JP12890077 A JP 12890077A JP S5461808 A JPS5461808 A JP S5461808A
Authority
JP
Japan
Prior art keywords
circuit
switchboard
response unit
audio response
relay
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
JP12890077A
Other languages
Japanese (ja)
Inventor
Tomonori Sugiyama
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP12890077A priority Critical patent/JPS5461808A/en
Publication of JPS5461808A publication Critical patent/JPS5461808A/en
Pending legal-status Critical Current

Links

Abstract

PURPOSE: To improve response processing performance by shortening a circuit holding time, by cutting off a circuit by detecting a dial tone from a switchboard.
CONSTITUTION: When subscriber 1 finishes a talk to audio response unit 3 via switchboard 2 and then makes on-hook, a dial tone from switchboard 2 is detected by circuit 7 of terminating trunk 4, relay H operates to operate circuit control circuit 8 of audio edit part 5, and relay CDL of trunk 4 is released, thereby cutting off the circuit.
COPYRIGHT: (C)1979,JPO&Japio
JP12890077A 1977-10-27 1977-10-27 Audio response unit Pending JPS5461808A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12890077A JPS5461808A (en) 1977-10-27 1977-10-27 Audio response unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12890077A JPS5461808A (en) 1977-10-27 1977-10-27 Audio response unit

Publications (1)

Publication Number Publication Date
JPS5461808A true JPS5461808A (en) 1979-05-18

Family

ID=14996123

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12890077A Pending JPS5461808A (en) 1977-10-27 1977-10-27 Audio response unit

Country Status (1)

Country Link
JP (1) JPS5461808A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56123169A (en) * 1980-03-04 1981-09-28 Nec Corp Monitoring system for subscriber's state
JPS62149248A (en) * 1985-12-23 1987-07-03 Toshiba Corp Terminal calling type transmission equipment
JPS63234662A (en) * 1987-03-23 1988-09-29 Nec Corp Voice response device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56123169A (en) * 1980-03-04 1981-09-28 Nec Corp Monitoring system for subscriber's state
JPS62149248A (en) * 1985-12-23 1987-07-03 Toshiba Corp Terminal calling type transmission equipment
JPH0330346B2 (en) * 1985-12-23 1991-04-30
JPS63234662A (en) * 1987-03-23 1988-09-29 Nec Corp Voice response device

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