JPS583657U - 端末機器の極性検出回路 - Google Patents

端末機器の極性検出回路

Info

Publication number
JPS583657U
JPS583657U JP9547581U JP9547581U JPS583657U JP S583657 U JPS583657 U JP S583657U JP 9547581 U JP9547581 U JP 9547581U JP 9547581 U JP9547581 U JP 9547581U JP S583657 U JPS583657 U JP S583657U
Authority
JP
Japan
Prior art keywords
polarity detection
detection circuit
terminal equipment
subscriber line
polarity
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
JP9547581U
Other languages
English (en)
Japanese (ja)
Other versions
JPS641811Y2 (enrdf_load_html_response
Inventor
真柴　実
山本　睦博
岡田　厚
Original Assignee
株式会社田村電機製作所
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 株式会社田村電機製作所 filed Critical 株式会社田村電機製作所
Priority to JP9547581U priority Critical patent/JPS583657U/ja
Publication of JPS583657U publication Critical patent/JPS583657U/ja
Application granted granted Critical
Publication of JPS641811Y2 publication Critical patent/JPS641811Y2/ja
Granted legal-status Critical Current

Links

JP9547581U 1981-06-27 1981-06-27 端末機器の極性検出回路 Granted JPS583657U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9547581U JPS583657U (ja) 1981-06-27 1981-06-27 端末機器の極性検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9547581U JPS583657U (ja) 1981-06-27 1981-06-27 端末機器の極性検出回路

Publications (2)

Publication Number Publication Date
JPS583657U true JPS583657U (ja) 1983-01-11
JPS641811Y2 JPS641811Y2 (enrdf_load_html_response) 1989-01-17

Family

ID=29890379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9547581U Granted JPS583657U (ja) 1981-06-27 1981-06-27 端末機器の極性検出回路

Country Status (1)

Country Link
JP (1) JPS583657U (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59161959A (ja) * 1983-03-07 1984-09-12 Nippon Resuko:Kk 電話端末機器における復旧装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513705A (ja) * 1974-06-28 1976-01-13 Taiko Electric Works Ltd Deetatanmatsusochitono otokakuninhoshiki
JPS5533515U (enrdf_load_html_response) * 1978-08-23 1980-03-04
JPS5555659A (en) * 1979-10-22 1980-04-23 Ricoh Co Ltd Failure prevention system for facsimile unit
JPS5643859A (en) * 1979-09-18 1981-04-22 Tamura Electric Works Ltd Polarity-inversion-signal detecting circuit

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS513705A (ja) * 1974-06-28 1976-01-13 Taiko Electric Works Ltd Deetatanmatsusochitono otokakuninhoshiki
JPS5533515U (enrdf_load_html_response) * 1978-08-23 1980-03-04
JPS5643859A (en) * 1979-09-18 1981-04-22 Tamura Electric Works Ltd Polarity-inversion-signal detecting circuit
JPS5555659A (en) * 1979-10-22 1980-04-23 Ricoh Co Ltd Failure prevention system for facsimile unit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59161959A (ja) * 1983-03-07 1984-09-12 Nippon Resuko:Kk 電話端末機器における復旧装置

Also Published As

Publication number Publication date
JPS641811Y2 (enrdf_load_html_response) 1989-01-17

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