JPS56140764A - Supply system of line current - Google Patents

Supply system of line current

Info

Publication number
JPS56140764A
JPS56140764A JP4215880A JP4215880A JPS56140764A JP S56140764 A JPS56140764 A JP S56140764A JP 4215880 A JP4215880 A JP 4215880A JP 4215880 A JP4215880 A JP 4215880A JP S56140764 A JPS56140764 A JP S56140764A
Authority
JP
Japan
Prior art keywords
circuit
voltage
line
line current
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
JP4215880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS637499B2 (enrdf_load_stackoverflow
Inventor
Kazuo Hamasato
Shogo Usuda
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
Original Assignee
Nippon Telegraph and Telephone Corp
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 filed Critical Nippon Telegraph and Telephone Corp
Priority to JP4215880A priority Critical patent/JPS56140764A/ja
Publication of JPS56140764A publication Critical patent/JPS56140764A/ja
Publication of JPS637499B2 publication Critical patent/JPS637499B2/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
    • H04M19/006—Circuits for increasing the range of current supply source

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP4215880A 1980-04-01 1980-04-01 Supply system of line current Granted JPS56140764A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4215880A JPS56140764A (en) 1980-04-01 1980-04-01 Supply system of line current

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4215880A JPS56140764A (en) 1980-04-01 1980-04-01 Supply system of line current

Publications (2)

Publication Number Publication Date
JPS56140764A true JPS56140764A (en) 1981-11-04
JPS637499B2 JPS637499B2 (enrdf_load_stackoverflow) 1988-02-17

Family

ID=12628136

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4215880A Granted JPS56140764A (en) 1980-04-01 1980-04-01 Supply system of line current

Country Status (1)

Country Link
JP (1) JPS56140764A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS637499B2 (enrdf_load_stackoverflow) 1988-02-17

Similar Documents

Publication Publication Date Title
DK0792483T3 (da) Transmissionsledningseffektregulator med en kontinuerligt styrbart spændingskilde, der reagerer på et aktivt effektbehov og et reaktivt effektbehov
ES467031A1 (es) Un metodo para la carga y supervision de una bateria.
ES8401296A1 (es) Un circuito de tension de alimentacion autooscilante de modo conmutado para convertir una tension de entrada en una tension de corriente continua de salida.
GB1535984A (en) Control arrangement for an inverter
JPS56140764A (en) Supply system of line current
DE69801051D1 (de) Vorrichtung zum schmelzverbinden
JPS57211421A (en) Wire cut discharge machining power source equipment
JPS57156680A (en) Inverter device
JPS56140762A (en) Supply system of circuit current
JPS56102152A (en) Channel current supplying system
JPS56140763A (en) Supply system of circuit current
JPS56102153A (en) Circuit current supplying system
JPS56122513A (en) Electric power supply system
JPS57142194A (en) Electric power-saving control circuit for motor
JPS55147482A (en) Method and apparatus for resistance welding
JPS55126377A (en) Current detecting circuit for arc welding machine
JPS57170075A (en) Invertor device
JPS5790728A (en) Stabilizer of load electric power
JP2576098B2 (ja) 順変換回路のゲ−ト制御方式
JPS56132190A (en) Driving device for induction motor
JPS57199472A (en) Controlling rectifying circuit
JPS57177281A (en) Power supplying method using converter
JPS6481439A (en) Telephone set
JPS6452396A (en) High frequency heating device
JPS5716582A (en) Power inverter