SG29893G - Telephone set comprising a line voltage stabilizer having a dc supply point - Google Patents

Telephone set comprising a line voltage stabilizer having a dc supply point

Info

Publication number
SG29893G
SG29893G SG298/93A SG29893A SG29893G SG 29893 G SG29893 G SG 29893G SG 298/93 A SG298/93 A SG 298/93A SG 29893 A SG29893 A SG 29893A SG 29893 G SG29893 G SG 29893G
Authority
SG
Singapore
Prior art keywords
telephone set
line voltage
voltage stabilizer
supply point
output terminals
Prior art date
Application number
SG298/93A
Other languages
English (en)
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Publication of SG29893G publication Critical patent/SG29893G/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/76—Compensating for differences in line impedance
    • 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)
  • Interface Circuits In Exchanges (AREA)
  • Telephone Function (AREA)
SG298/93A 1986-06-16 1993-03-18 Telephone set comprising a line voltage stabilizer having a dc supply point SG29893G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL8601548A NL8601548A (nl) 1986-06-16 1986-06-16 Telefoontoestel voorzien van een lijnspanningsstabilisator met een dc-voedingspunt.

Publications (1)

Publication Number Publication Date
SG29893G true SG29893G (en) 1993-05-21

Family

ID=19848172

Family Applications (1)

Application Number Title Priority Date Filing Date
SG298/93A SG29893G (en) 1986-06-16 1993-03-18 Telephone set comprising a line voltage stabilizer having a dc supply point

Country Status (10)

Country Link
US (1) US4811391A (de)
EP (1) EP0250030B1 (de)
JP (1) JP2628650B2 (de)
KR (1) KR960006950B1 (de)
CN (1) CN1012250B (de)
AT (1) ATE64050T1 (de)
CA (1) CA1267738A (de)
DE (1) DE3770342D1 (de)
NL (1) NL8601548A (de)
SG (1) SG29893G (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58118499A (ja) * 1982-01-08 1983-07-14 川崎重工業株式会社 航空機の垂直尾翼用洗浄装置
JPS58122297A (ja) * 1982-01-13 1983-07-20 川崎重工業株式会社 航空機の主翼下面用洗浄装置
JPS58122296A (ja) * 1982-01-13 1983-07-20 川崎重工業株式会社 航空機の水平尾翼用洗浄装置
JP2881781B2 (ja) * 1988-11-08 1999-04-12 ローム 株式会社 Ｉｃ化されたダイヤラ回路
EP0547301B1 (de) * 1991-12-17 1998-02-18 STMicroelectronics S.r.l. Leistungsversorgungsschaltung für Fernsprechgerät mit geringer Verlustleistung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7907276A (nl) * 1979-10-01 1981-04-03 Philips Nv Spanningsstabilisator geschikt voor toepassing in een telefoontoestel.
NL7907275A (nl) * 1979-10-01 1981-04-03 Philips Nv Spanningsstabilisator geschikt voor een telefoon- toestel.
FR2549667B1 (fr) * 1983-07-22 1985-10-04 Thomson Csf Circuit d'alimentation regulee notamment pour poste telephonique
FR2556909B1 (fr) * 1983-12-14 1986-04-18 Radiotechnique Compelec Dispositif d'interface pour un poste telephonique
NL8400508A (nl) * 1984-02-17 1985-09-16 Philips Nv Audiotransmissiecircuit met als lijnspanningsstabilisator uitgevoerde zendversterker.
US4680789A (en) * 1985-02-26 1987-07-14 U.S. Philips Corporation Audio transmission circuit comprising a transmit amplifier in the form of a line voltage stabilizer

Also Published As

Publication number Publication date
EP0250030A1 (de) 1987-12-23
KR960006950B1 (ko) 1996-05-25
ATE64050T1 (de) 1991-06-15
CN1012250B (zh) 1991-03-27
JP2628650B2 (ja) 1997-07-09
CA1267738A (en) 1990-04-10
NL8601548A (nl) 1988-01-18
US4811391A (en) 1989-03-07
DE3770342D1 (de) 1991-07-04
KR880001135A (ko) 1988-03-31
JPS631240A (ja) 1988-01-06
EP0250030B1 (de) 1991-05-29
CN87104233A (zh) 1987-12-30

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