FR2151533A5 - - Google Patents

Info

Publication number
FR2151533A5
FR2151533A5 FR7131691A FR7131691A FR2151533A5 FR 2151533 A5 FR2151533 A5 FR 2151533A5 FR 7131691 A FR7131691 A FR 7131691A FR 7131691 A FR7131691 A FR 7131691A FR 2151533 A5 FR2151533 A5 FR 2151533A5
Authority
FR
France
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.)
Expired
Application number
FR7131691A
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
IFP Energies Nouvelles IFPEN
Original Assignee
IFP Energies Nouvelles IFPEN
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 IFP Energies Nouvelles IFPEN filed Critical IFP Energies Nouvelles IFPEN
Priority to FR7131691A priority Critical patent/FR2151533A5/fr
Priority to US00283293A priority patent/US3818364A/en
Priority to GB4005972A priority patent/GB1367188A/en
Priority to NL7211845A priority patent/NL7211845A/xx
Priority to DE2242750A priority patent/DE2242750A1/de
Application granted granted Critical
Publication of FR2151533A5 publication Critical patent/FR2151533A5/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/002—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers
    • H03G7/005—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers using discontinuously variable devices, e.g. switch-operated

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Amplifiers (AREA)
FR7131691A 1971-09-01 1971-09-01 Expired FR2151533A5 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7131691A FR2151533A5 (fr) 1971-09-01 1971-09-01
US00283293A US3818364A (en) 1971-09-01 1972-08-24 Device for varying the speed of evolution of an amplifier gain
GB4005972A GB1367188A (en) 1971-09-01 1972-08-29 Variable gain amplifiers
NL7211845A NL7211845A (fr) 1971-09-01 1972-08-31
DE2242750A DE2242750A1 (de) 1971-09-01 1972-08-31 Verstaerkerschaltung mit veraenderlichem verstaerkungsfaktor zur verstaerkung von signalen mit sich zeitabhaengig aendernder amplitude

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7131691A FR2151533A5 (fr) 1971-09-01 1971-09-01

Publications (1)

Publication Number Publication Date
FR2151533A5 true FR2151533A5 (fr) 1973-04-20

Family

ID=9082431

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7131691A Expired FR2151533A5 (fr) 1971-09-01 1971-09-01

Country Status (5)

Country Link
US (1) US3818364A (fr)
DE (1) DE2242750A1 (fr)
FR (1) FR2151533A5 (fr)
GB (1) GB1367188A (fr)
NL (1) NL7211845A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0361452A2 (fr) * 1988-09-27 1990-04-04 Matsushita Electric Industrial Co., Ltd. Appareil et méthode de commande de gain automatique du type numérique

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1981000638A1 (fr) * 1979-08-16 1981-03-05 Sound Attenuators Ltd Methode de reduction du temps d'adaptation pour l'annulation de vibrations repetitives
ZA805415B (en) * 1979-09-14 1981-08-26 Plessey Overseas Digitally controlled wide range automatic gain control
EP1570571B1 (fr) * 2002-12-04 2007-02-28 Research In Motion Limited Compensation de gain lors de variations de temperature et de frequence dans des emetteurs-recepteurs sans fil

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2293750A (en) * 1941-02-05 1942-08-25 Bell Telephone Labor Inc Regulation of repeater gain
US3337749A (en) * 1964-03-30 1967-08-22 North American Aviation Inc Voltage-controlled signalling apparatus

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0361452A2 (fr) * 1988-09-27 1990-04-04 Matsushita Electric Industrial Co., Ltd. Appareil et méthode de commande de gain automatique du type numérique
EP0361452A3 (fr) * 1988-09-27 1991-05-29 Matsushita Electric Industrial Co., Ltd. Appareil et méthode de commande de gain automatique du type numérique

Also Published As

Publication number Publication date
GB1367188A (en) 1974-09-18
DE2242750A1 (de) 1973-03-08
NL7211845A (fr) 1973-03-05
US3818364A (en) 1974-06-18

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Legal Events

Date Code Title Description
ST Notification of lapse