JPH0332851U - - Google Patents

Info

Publication number
JPH0332851U
JPH0332851U JP9253889U JP9253889U JPH0332851U JP H0332851 U JPH0332851 U JP H0332851U JP 9253889 U JP9253889 U JP 9253889U JP 9253889 U JP9253889 U JP 9253889U JP H0332851 U JPH0332851 U JP H0332851U
Authority
JP
Japan
Prior art keywords
signal
detection
voltage
calling
rectifying
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
JP9253889U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0753321Y2 (ja
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 filed Critical
Priority to JP1989092538U priority Critical patent/JPH0753321Y2/ja
Publication of JPH0332851U publication Critical patent/JPH0332851U/ja
Application granted granted Critical
Publication of JPH0753321Y2 publication Critical patent/JPH0753321Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Interface Circuits In Exchanges (AREA)
JP1989092538U 1989-08-08 1989-08-08 呼出信号検出回路 Expired - Lifetime JPH0753321Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989092538U JPH0753321Y2 (ja) 1989-08-08 1989-08-08 呼出信号検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989092538U JPH0753321Y2 (ja) 1989-08-08 1989-08-08 呼出信号検出回路

Publications (2)

Publication Number Publication Date
JPH0332851U true JPH0332851U (enrdf_load_stackoverflow) 1991-03-29
JPH0753321Y2 JPH0753321Y2 (ja) 1995-12-06

Family

ID=31641959

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989092538U Expired - Lifetime JPH0753321Y2 (ja) 1989-08-08 1989-08-08 呼出信号検出回路

Country Status (1)

Country Link
JP (1) JPH0753321Y2 (enrdf_load_stackoverflow)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58116849A (ja) * 1981-12-29 1983-07-12 Toshiba Corp 電話機のインタフエ−ス回路
JPS63151144A (ja) * 1986-12-15 1988-06-23 Matsushita Electric Ind Co Ltd 着信検出装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58116849A (ja) * 1981-12-29 1983-07-12 Toshiba Corp 電話機のインタフエ−ス回路
JPS63151144A (ja) * 1986-12-15 1988-06-23 Matsushita Electric Ind Co Ltd 着信検出装置

Also Published As

Publication number Publication date
JPH0753321Y2 (ja) 1995-12-06

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