BE791588A - Dispositif amplificateur alimente a distance - Google Patents

Dispositif amplificateur alimente a distance

Info

Publication number
BE791588A
BE791588A BE791588DA BE791588A BE 791588 A BE791588 A BE 791588A BE 791588D A BE791588D A BE 791588DA BE 791588 A BE791588 A BE 791588A
Authority
BE
Belgium
Prior art keywords
amplifier device
remotely powered
powered amplifier
remotely
powered
Prior art date
Application number
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 BE791588A publication Critical patent/BE791588A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Amplifiers (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Devices For Supply Of Signal Current (AREA)
BE791588D 1971-11-19 1972-11-17 Dispositif amplificateur alimente a distance BE791588A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7115947A NL7115947A (fr) 1971-11-19 1971-11-19

Publications (1)

Publication Number Publication Date
BE791588A true BE791588A (fr) 1973-05-17

Family

ID=19814515

Family Applications (1)

Application Number Title Priority Date Filing Date
BE791588D BE791588A (fr) 1971-11-19 1972-11-17 Dispositif amplificateur alimente a distance

Country Status (8)

Country Link
US (1) US3810032A (fr)
JP (1) JPS5212042B2 (fr)
BE (1) BE791588A (fr)
CA (1) CA973939A (fr)
FR (1) FR2161662A5 (fr)
GB (1) GB1395204A (fr)
NL (1) NL7115947A (fr)
SE (1) SE439087B (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1406663A (en) * 1972-08-22 1975-09-17 Standard Telephones Cables Ltd Telphone subset circuits
GB1546046A (en) * 1976-12-03 1979-05-16 Cselt Centro Studi Lab Telecom Transmitting and receiving circuit for subscriber telephone sets
FR2478412A1 (fr) * 1980-03-14 1981-09-18 Radiotechnique Compelec Procede pour adapter automatiquement des circuits electroniques de postes telephoniques a la resistance de la ligne, et poste comportant des circuits auto-adaptes
DE3116262A1 (de) * 1981-04-24 1982-11-11 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt "schaltungsanordnung zur erzeugung von steuergroessen aus dem schleifenstrom"
JPS59500345A (ja) * 1982-03-04 1984-03-01 エステイーシー・ピーエルシー 波形クリッピング回路
JPS59500344A (ja) * 1982-03-04 1984-03-01 エステイーシー・ピーエルシー 利得調整回路
FR2538648A1 (fr) * 1982-12-28 1984-06-29 Thomson Csf Circuit de suppression de signal de microphone pour poste telephonique
FR2634605B1 (fr) * 1988-07-22 1990-10-05 Radiotechnique Compelec Circuit de compensation de courant
JP4057212B2 (ja) * 2000-02-15 2008-03-05 三菱電機株式会社 マイクロフォン装置
FR2946213B1 (fr) * 2009-05-29 2012-05-11 Sagem Comm Procede de correction de la degradation du signal telephonique entrainee par la longueur de ligne analogique par le combine
BR112012018338B8 (pt) 2009-12-22 2021-06-22 Cook Medical Technologies Llc dispositivos médicos com garras giratórias e desmontáveis
AU2011316696B2 (en) 2010-10-11 2015-07-02 Cook Medical Technologies Llc Medical devices with detachable pivotable jaws
JP5676772B2 (ja) 2010-10-11 2015-02-25 クック メディカル テクノロジーズ エルエルシーＣｏｏｋ Ｍｅｄｉｃａｌ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｌｌｃ 取り外し可能かつ回動可能なジョーを備える医療装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3491307A (en) * 1967-06-22 1970-01-20 Motorola Inc Differential amplifier featuring pole splitting compensation and common mode feedback
US3731215A (en) * 1971-08-06 1973-05-01 Gen Electric Amplifier of controllable gain

Also Published As

Publication number Publication date
AU4894572A (en) 1974-05-16
NL7115947A (fr) 1973-05-22
DE2254148A1 (de) 1973-05-24
JPS5212042B2 (fr) 1977-04-04
US3810032A (en) 1974-05-07
FR2161662A5 (fr) 1973-07-06
CA973939A (en) 1975-09-02
GB1395204A (en) 1975-05-21
DE2254148B2 (de) 1976-07-29
JPS4863604A (fr) 1973-09-04
SE439087B (sv) 1985-05-28

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: N.V. PHILIPS'GLOEILAMPENFABRIEKEN

Effective date: 19911130