IT8523054A0 - Circuito di alimentazione per apparecchi telefonici. - Google Patents

Circuito di alimentazione per apparecchi telefonici.

Info

Publication number
IT8523054A0
IT8523054A0 IT8523054A IT2305485A IT8523054A0 IT 8523054 A0 IT8523054 A0 IT 8523054A0 IT 8523054 A IT8523054 A IT 8523054A IT 2305485 A IT2305485 A IT 2305485A IT 8523054 A0 IT8523054 A0 IT 8523054A0
Authority
IT
Italy
Prior art keywords
power circuit
telephone equipment
telephone
equipment
circuit
Prior art date
Application number
IT8523054A
Other languages
English (en)
Other versions
IT1186131B (it
Inventor
Mario Covini
Pietro Ferrari
Original Assignee
Gte Telecom Spa
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 Gte Telecom Spa filed Critical Gte Telecom Spa
Priority to IT23054/85A priority Critical patent/IT1186131B/it
Publication of IT8523054A0 publication Critical patent/IT8523054A0/it
Priority to BE0/217410A priority patent/BE905756A/fr
Priority to GB08628176A priority patent/GB2183942A/en
Application granted granted Critical
Publication of IT1186131B publication Critical patent/IT1186131B/it

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)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Devices For Supply Of Signal Current (AREA)
IT23054/85A 1985-12-02 1985-12-02 Circuito di alimentazione per apparecchi telefonici IT1186131B (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT23054/85A IT1186131B (it) 1985-12-02 1985-12-02 Circuito di alimentazione per apparecchi telefonici
BE0/217410A BE905756A (fr) 1985-12-02 1986-11-14 Circuit d'alimentation pour appareil telephonique.
GB08628176A GB2183942A (en) 1985-12-02 1986-11-25 Power supply circuit for telephone apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT23054/85A IT1186131B (it) 1985-12-02 1985-12-02 Circuito di alimentazione per apparecchi telefonici

Publications (2)

Publication Number Publication Date
IT8523054A0 true IT8523054A0 (it) 1985-12-02
IT1186131B IT1186131B (it) 1987-11-18

Family

ID=11203298

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23054/85A IT1186131B (it) 1985-12-02 1985-12-02 Circuito di alimentazione per apparecchi telefonici

Country Status (3)

Country Link
BE (1) BE905756A (it)
GB (1) GB2183942A (it)
IT (1) IT1186131B (it)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8713370D0 (en) * 1987-06-08 1987-07-15 Avery Ltd W & T Stand-by power supply
US5594735A (en) * 1992-04-10 1997-01-14 Nec Corporation TDMA mobile unit frequency synthesizer having power saving mode during transmit and receive slots
NZ260221A (en) * 1993-05-19 1996-09-25 Alcatel Australia Series regulator for bleed current
FR2758930A1 (fr) * 1997-01-28 1998-07-31 Philips Electronics Nv Circuit d'alimentation absorbant un courant constant et appareil telephonique mettant en oeuvre un tel circuit

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB752055A (en) * 1953-10-02 1956-07-04 Philips Electrical Ind Ltd Improvements in or relating to electric supply circuits
GB766378A (en) * 1954-08-11 1957-01-23 Mullard Radio Valve Co Ltd Improvements in or relating to voltage stabilising circuits
DE1059549B (de) * 1955-11-07 1959-06-18 Kienzle Apparate Gmbh Anordnung zur Entnahme einer konstanten Spannung aus einer Stromquelle nicht konstanter Spannung
US3599073A (en) * 1968-12-18 1971-08-10 Texas Instruments Inc Voltage-regulated power supply with standby power capability
US4232200A (en) * 1978-10-23 1980-11-04 United Networks, Inc. Dialing system
JPS5987842A (ja) * 1982-11-10 1984-05-21 Toshiba Corp Ｉｃ／ｌｓｉソケツト
US4492876A (en) * 1983-07-18 1985-01-08 At&T Bell Laboratories Power supply switching arrangement
US4547629A (en) * 1984-02-06 1985-10-15 Comdial Technology Corporation Energy management circuit

Also Published As

Publication number Publication date
BE905756A (fr) 1987-03-02
IT1186131B (it) 1987-11-18
GB8628176D0 (en) 1986-12-31
GB2183942A (en) 1987-06-10

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961218