JPS59160394A - 不平衡・平衡変換回路 - Google Patents

不平衡・平衡変換回路

Info

Publication number
JPS59160394A
JPS59160394A JP58033746A JP3374683A JPS59160394A JP S59160394 A JPS59160394 A JP S59160394A JP 58033746 A JP58033746 A JP 58033746A JP 3374683 A JP3374683 A JP 3374683A JP S59160394 A JPS59160394 A JP S59160394A
Authority
JP
Japan
Prior art keywords
current
circuit
terminal
current mirror
mirror circuit
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
JP58033746A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0153836B2 (enExample
Inventor
Tadao Imai
今井　忠男
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.)
Oki Electric Industry Co Ltd
NTT Inc
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 JP58033746A priority Critical patent/JPS59160394A/ja
Publication of JPS59160394A publication Critical patent/JPS59160394A/ja
Publication of JPH0153836B2 publication Critical patent/JPH0153836B2/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)
  • Amplifiers (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Interface Circuits In Exchanges (AREA)
JP58033746A 1983-03-03 1983-03-03 不平衡・平衡変換回路 Granted JPS59160394A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP58033746A JPS59160394A (ja) 1983-03-03 1983-03-03 不平衡・平衡変換回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58033746A JPS59160394A (ja) 1983-03-03 1983-03-03 不平衡・平衡変換回路

Publications (2)

Publication Number Publication Date
JPS59160394A true JPS59160394A (ja) 1984-09-11
JPH0153836B2 JPH0153836B2 (enExample) 1989-11-15

Family

ID=12394975

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58033746A Granted JPS59160394A (ja) 1983-03-03 1983-03-03 不平衡・平衡変換回路

Country Status (1)

Country Link
JP (1) JPS59160394A (enExample)

Also Published As

Publication number Publication date
JPH0153836B2 (enExample) 1989-11-15

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