JPS6242695A - ２線−４線変換回路 - Google Patents

２線−４線変換回路

Info

Publication number
JPS6242695A
JPS6242695A JP60180959A JP18095985A JPS6242695A JP S6242695 A JPS6242695 A JP S6242695A JP 60180959 A JP60180959 A JP 60180959A JP 18095985 A JP18095985 A JP 18095985A JP S6242695 A JPS6242695 A JP S6242695A
Authority
JP
Japan
Prior art keywords
wire
line
signal
impedance
current
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
JP60180959A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0439957B2 (cg-RX-API-DMAC7.html
Inventor
Kenji Takato
健司 高遠
Toshiro Tojo
敏郎 東條
Yozo Iketani
池谷　陽三
Mitsutoshi Ayano
綾野　光俊
Kiyoshi Shibuya
清 渋谷
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.)
Fujitsu Ltd
Original Assignee
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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP60180959A priority Critical patent/JPS6242695A/ja
Priority to CA000516222A priority patent/CA1260170A/en
Priority to US06/897,914 priority patent/US4827505A/en
Priority to AU61585/86A priority patent/AU574277B2/en
Priority to EP86111530A priority patent/EP0212632B1/en
Priority to DE8686111530T priority patent/DE3687153T2/de
Priority to KR8606880A priority patent/KR900001135B1/ko
Priority to CN86105137A priority patent/CN1003032B/zh
Publication of JPS6242695A publication Critical patent/JPS6242695A/ja
Publication of JPH0439957B2 publication Critical patent/JPH0439957B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interface Circuits In Exchanges (AREA)
JP60180959A 1985-08-20 1985-08-20 ２線−４線変換回路 Granted JPS6242695A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP60180959A JPS6242695A (ja) 1985-08-20 1985-08-20 ２線−４線変換回路
CA000516222A CA1260170A (en) 1985-08-20 1986-08-19 Subscriber line interface circuit
US06/897,914 US4827505A (en) 1985-08-20 1986-08-19 Subscriber line interface circuit
AU61585/86A AU574277B2 (en) 1985-08-20 1986-08-19 Subscriber line interface circuit
EP86111530A EP0212632B1 (en) 1985-08-20 1986-08-20 Subscriber line interface circuit
DE8686111530T DE3687153T2 (de) 1985-08-20 1986-08-20 Teilnehmerschnittstellenschaltung.
KR8606880A KR900001135B1 (en) 1985-08-20 1986-08-20 Subscriber line interface circuit
CN86105137A CN1003032B (zh) 1985-08-20 1986-08-20 用户线接口电路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60180959A JPS6242695A (ja) 1985-08-20 1985-08-20 ２線−４線変換回路

Publications (2)

Publication Number Publication Date
JPS6242695A true JPS6242695A (ja) 1987-02-24
JPH0439957B2 JPH0439957B2 (cg-RX-API-DMAC7.html) 1992-07-01

Family

ID=16092268

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60180959A Granted JPS6242695A (ja) 1985-08-20 1985-08-20 ２線−４線変換回路

Country Status (1)

Country Link
JP (1) JPS6242695A (cg-RX-API-DMAC7.html)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0282794A (ja) * 1988-09-19 1990-03-23 Fujitsu Ltd ４線−４線回り込み抑止回路
US12201071B2 (en) 2017-05-30 2025-01-21 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Device for promoting the growth of plants

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5742263A (en) * 1980-08-27 1982-03-09 Fujitsu Ltd Power feeding and two/four wire conversion system
JPS5869132A (ja) * 1981-10-20 1983-04-25 Nippon Telegr & Teleph Corp <Ntt> 電子化ハイブリツド回路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5742263A (en) * 1980-08-27 1982-03-09 Fujitsu Ltd Power feeding and two/four wire conversion system
JPS5869132A (ja) * 1981-10-20 1983-04-25 Nippon Telegr & Teleph Corp <Ntt> 電子化ハイブリツド回路

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0282794A (ja) * 1988-09-19 1990-03-23 Fujitsu Ltd ４線−４線回り込み抑止回路
US12201071B2 (en) 2017-05-30 2025-01-21 Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. Device for promoting the growth of plants

Also Published As

Publication number Publication date
JPH0439957B2 (cg-RX-API-DMAC7.html) 1992-07-01

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