JPS4522059B1 - - Google Patents

Info

Publication number
JPS4522059B1
JPS4522059B1 JP131063A JP131063A JPS4522059B1 JP S4522059 B1 JPS4522059 B1 JP S4522059B1 JP 131063 A JP131063 A JP 131063A JP 131063 A JP131063 A JP 131063A JP S4522059 B1 JPS4522059 B1 JP S4522059B1
Authority
JP
Japan
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.)
Pending
Application number
JP131063A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS4522059B1 publication Critical patent/JPS4522059B1/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
    • G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
    • G05F1/10—Regulating voltage or current 
    • G05F1/46—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC
    • G05F1/613—Regulating voltage or current  wherein the variable actually regulated by the final control device is DC using semiconductor devices in parallel with the load as final control devices
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Signal Processing (AREA)
  • Continuous-Control Power Sources That Use Transistors (AREA)
  • Control Of Electric Motors In General (AREA)
  • Control Of Eletrric Generators (AREA)
  • Devices For Supply Of Signal Current (AREA)
JP131063A 1962-02-13 1963-01-16 Pending JPS4522059B1 (ref)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US174351A US3223781A (en) 1962-02-13 1962-02-13 Constant voltage device

Publications (1)

Publication Number Publication Date
JPS4522059B1 true JPS4522059B1 (ref) 1970-07-25

Family

ID=22635852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP131063A Pending JPS4522059B1 (ref) 1962-02-13 1963-01-16

Country Status (3)

Country Link
US (1) US3223781A (ref)
JP (1) JPS4522059B1 (ref)
ES (1) ES284020A1 (ref)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3416067A (en) * 1966-11-09 1968-12-10 Philco Ford Corp Constant voltage regulator dependent on resistor ratios
US3601687A (en) * 1970-06-22 1971-08-24 Cogar Corp Low-impedance voltage supply
FR2270740B1 (ref) * 1974-05-07 1978-06-02 Jeumont Schneider
US4194091A (en) * 1978-12-29 1980-03-18 Bell Telephone Laboratories, Incorporated Line feed circuit
NL8204377A (nl) * 1982-11-12 1984-06-01 Philips Nv Abonneecircuit voor een telefoonnet.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2917700A (en) * 1955-08-02 1959-12-15 Bell Telephone Labor Inc Current supply apparatus
US2810832A (en) * 1956-06-27 1957-10-22 Collins Radio Co Stabilized variable oscillator system
US2912638A (en) * 1958-08-26 1959-11-10 Dressen Barnes Corp Compensating circuit for transistor regulators
US3130361A (en) * 1960-01-11 1964-04-21 Itt Voltage regulator

Also Published As

Publication number Publication date
US3223781A (en) 1965-12-14
ES284020A1 (es) 1963-03-01

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