DK91480A - Tre-terminal effektforsyningskredsloeb til telefonapparat - Google Patents

Tre-terminal effektforsyningskredsloeb til telefonapparat

Info

Publication number
DK91480A
DK91480A DK91480A DK91480A DK91480A DK 91480 A DK91480 A DK 91480A DK 91480 A DK91480 A DK 91480A DK 91480 A DK91480 A DK 91480A DK 91480 A DK91480 A DK 91480A
Authority
DK
Denmark
Prior art keywords
power supply
supply circuit
phone device
terminal power
terminal
Prior art date
Application number
DK91480A
Other languages
English (en)
Other versions
DK155068C (da
DK155068B (da
Inventor
T Naganawa
M Yoshitoshi
K Kato
Original Assignee
Nippon Telegraph & Telephone
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 & Telephone filed Critical Nippon Telegraph & Telephone
Publication of DK91480A publication Critical patent/DK91480A/da
Publication of DK155068B publication Critical patent/DK155068B/da
Application granted granted Critical
Publication of DK155068C publication Critical patent/DK155068C/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M19/00—Current supply arrangements for telephone systems
    • H04M19/08—Current supply arrangements for telephone systems with current supply sources at the substations

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Protection Of Static Devices (AREA)
DK091480A 1979-07-03 1980-03-04 Kontaktanordning til forsyning af en belastning med en udglattet, stabiliseret jaevnspaending DK155068C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP54083438A JPS596549B2 (ja) 1979-07-03 1979-07-03 電話機用３端子電源回路
JP8343879 1979-07-03

Publications (3)

Publication Number Publication Date
DK91480A true DK91480A (da) 1981-01-04
DK155068B DK155068B (da) 1989-01-30
DK155068C DK155068C (da) 1989-07-03

Family

ID=13802427

Family Applications (1)

Application Number Title Priority Date Filing Date
DK091480A DK155068C (da) 1979-07-03 1980-03-04 Kontaktanordning til forsyning af en belastning med en udglattet, stabiliseret jaevnspaending

Country Status (8)

Country Link
US (1) US4319094A (da)
JP (1) JPS596549B2 (da)
CA (1) CA1132735A (da)
DE (1) DE3008259C2 (da)
DK (1) DK155068C (da)
FR (1) FR2460576A1 (da)
GB (1) GB2052213B (da)
SE (1) SE450070B (da)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2500691A1 (fr) * 1981-02-23 1982-08-27 Pays Gerard Cellule d'alimentation electrique a redressement et regulation, notamment pour sonneries electroniques
DE3238416A1 (de) * 1982-10-16 1984-04-19 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltungsanordnung zum speisen einer eine konstante betriebsspannung liefernden stromversorgungseinrichtung
FR2549667B1 (fr) * 1983-07-22 1985-10-04 Thomson Csf Circuit d'alimentation regulee notamment pour poste telephonique
DE3334988A1 (de) * 1983-09-24 1985-04-18 Elmeg Elektro-Mechanik Gmbh, 3150 Peine Schaltungsanordnung zur speisung von fernsprecheinrichtungen aus der leitung
US5125077A (en) * 1983-11-02 1992-06-23 Microsoft Corporation Method of formatting data from a mouse
JPS6328995U (da) * 1986-08-11 1988-02-25
SE455749B (sv) * 1986-12-09 1988-08-01 Ericsson Telefon Ab L M Anordning vid en hogtalareforsedd telefonapparat for att effektforsorja en till hogtalaren ansluten hogtalareforsterkare
DE3826765A1 (de) * 1988-08-04 1990-02-08 Deutsche Telephonwerk Kabel Schaltungsanordnung zur speisung elektronischer komponenten in kommunikations-endgeraeten ueber die anschlussleitungen
JPH0537603U (ja) * 1991-10-31 1993-05-21 マルヤス工業株式会社 燃料配管用プロテクター
JP5015442B2 (ja) * 2005-10-11 2012-08-29 ローム株式会社 電流検出回路およびそれを用いた受光装置ならびに電子機器
WO2007043282A1 (ja) 2005-10-11 2007-04-19 Rohm Co., Ltd. 電流検出回路およびそれを用いた受光装置、発光制御装置ならびにそれらを用いた電子機器

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS495645B1 (da) * 1970-02-07 1974-02-08
CA930488A (en) * 1971-08-27 1973-07-17 C. J. Cowpland Michael Power supply
CH592392A5 (en) * 1975-09-30 1977-10-31 Sodeco Compteurs De Geneve Telephone circuit without inductances - couples microphone amplifiers output to subscriber line and consists of DC feedback transistor in series with Zener diode

Also Published As

Publication number Publication date
DE3008259C2 (de) 1982-10-21
US4319094A (en) 1982-03-09
FR2460576B1 (da) 1984-11-30
JPS568956A (en) 1981-01-29
DK155068C (da) 1989-07-03
SE8001541L (sv) 1981-01-04
CA1132735A (en) 1982-09-28
SE450070B (sv) 1987-06-01
FR2460576A1 (fr) 1981-01-23
GB2052213B (en) 1983-07-27
GB2052213A (en) 1981-01-21
JPS596549B2 (ja) 1984-02-13
DK155068B (da) 1989-01-30
DE3008259A1 (de) 1981-01-08

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Legal Events

Date Code Title Description
PUP Patent expired