JPS59161192A - 通話電流依存性除去回路 - Google Patents

通話電流依存性除去回路

Info

Publication number
JPS59161192A
JPS59161192A JP3438283A JP3438283A JPS59161192A JP S59161192 A JPS59161192 A JP S59161192A JP 3438283 A JP3438283 A JP 3438283A JP 3438283 A JP3438283 A JP 3438283A JP S59161192 A JPS59161192 A JP S59161192A
Authority
JP
Japan
Prior art keywords
current
circuit
bias
signal
terminal
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
JP3438283A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0427760B2 (OSRAM
Inventor
Toshiyuki Tawara
俊幸 田原
Hiroyasu Uehara
上原　啓靖
Toshio Hayashi
林　敏夫
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.)
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co Ltd
Original Assignee
Nippon Telegraph and Telephone Corp
Oki Electric Industry Co 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 Nippon Telegraph and Telephone Corp, Oki Electric Industry Co Ltd filed Critical Nippon Telegraph and Telephone Corp
Priority to JP3438283A priority Critical patent/JPS59161192A/ja
Publication of JPS59161192A publication Critical patent/JPS59161192A/ja
Publication of JPH0427760B2 publication Critical patent/JPH0427760B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/001—Current supply source at the exchanger providing current to substations
    • H04M19/005—Feeding arrangements without the use of line transformers

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
JP3438283A 1983-03-04 1983-03-04 通話電流依存性除去回路 Granted JPS59161192A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3438283A JPS59161192A (ja) 1983-03-04 1983-03-04 通話電流依存性除去回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3438283A JPS59161192A (ja) 1983-03-04 1983-03-04 通話電流依存性除去回路

Publications (2)

Publication Number Publication Date
JPS59161192A true JPS59161192A (ja) 1984-09-11
JPH0427760B2 JPH0427760B2 (OSRAM) 1992-05-12

Family

ID=12412615

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3438283A Granted JPS59161192A (ja) 1983-03-04 1983-03-04 通話電流依存性除去回路

Country Status (1)

Country Link
JP (1) JPS59161192A (OSRAM)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128992A (en) * 1989-08-11 1992-07-07 Fujitsu Limited Hybrid circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5128992A (en) * 1989-08-11 1992-07-07 Fujitsu Limited Hybrid circuit

Also Published As

Publication number Publication date
JPH0427760B2 (OSRAM) 1992-05-12

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