IT7920670A0 - Amplificatore con costante ditrasmissione variabile. - Google Patents

Amplificatore con costante ditrasmissione variabile.

Info

Publication number
IT7920670A0
IT7920670A0 IT7920670A IT2067079A IT7920670A0 IT 7920670 A0 IT7920670 A0 IT 7920670A0 IT 7920670 A IT7920670 A IT 7920670A IT 2067079 A IT2067079 A IT 2067079A IT 7920670 A0 IT7920670 A0 IT 7920670A0
Authority
IT
Italy
Prior art keywords
amplifier
variable transmission
constant variable
constant
transmission
Prior art date
Application number
IT7920670A
Other languages
English (en)
Other versions
IT1111123B (it
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of IT7920670A0 publication Critical patent/IT7920670A0/it
Application granted granted Critical
Publication of IT1111123B publication Critical patent/IT1111123B/it

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
    • H03G7/004—Volume compression or expansion in amplifiers in untuned or low-frequency amplifiers, e.g. audio amplifiers using continuously variable impedance devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
    • H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
    • H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
IT20670/79A 1978-03-22 1979-03-01 Amplificatore con costante di trasmissione variabile IT1111123B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19782812431 DE2812431A1 (de) 1978-03-22 1978-03-22 Verstaerker mit veraenderbarem uebertragungsmass

Publications (2)

Publication Number Publication Date
IT7920670A0 true IT7920670A0 (it) 1979-03-01
IT1111123B IT1111123B (it) 1986-01-13

Family

ID=6035118

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20670/79A IT1111123B (it) 1978-03-22 1979-03-01 Amplificatore con costante di trasmissione variabile

Country Status (9)

Country Link
US (1) US4270103A (it)
JP (1) JPS54128248A (it)
AU (1) AU518353B2 (it)
DE (1) DE2812431A1 (it)
GB (1) GB2017458B (it)
HK (1) HK68784A (it)
IT (1) IT1111123B (it)
MY (1) MY8500624A (it)
SG (1) SG22484G (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55156412A (en) * 1979-05-24 1980-12-05 Sony Corp Gain control circuit
DE2941961A1 (de) * 1979-10-17 1981-04-30 Krautkrämer GmbH, 5000 Köln Verfahren zur signalspannungsabhaengigen veraenderung des verstaerkungsfaktors
DE3047766A1 (de) * 1980-12-18 1982-07-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung mit veraenderbarem uebertragungsmass
DE3364785D1 (en) * 1982-01-15 1986-09-04 Telefunken Fernseh & Rundfunk Circuit arrangement for generating a d.c. control voltage dependent upon an a.c. voltage
EP0298959B1 (en) * 1986-04-03 1992-08-12 Motorola, Inc. Fm receiver with noise suppression during rayleigh faded received signals
US5226178A (en) * 1989-11-01 1993-07-06 Motorola, Inc. Compatible noise reduction system
US8391153B2 (en) * 2006-02-17 2013-03-05 Cisco Technology, Inc. Decoupling radio resource management from an access gateway
CN101496387B (zh) 2006-03-06 2012-09-05 思科技术公司 用于移动无线网络中的接入认证的系统和方法
US7675704B2 (en) * 2006-03-09 2010-03-09 Texas Instruments Incorporated Magnetoresistive head preamplifier circuit with programmable input impedance

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA955532A (en) * 1971-04-16 1974-10-01 Masao Tomita Automatic noise reduction system
NO142768C (no) * 1974-01-26 1980-10-08 Licentia Gmbh Kopling for automatisk dynamikk-kompresjon eller -ekspansjon
DE2619192A1 (de) * 1976-04-30 1977-11-17 Licentia Gmbh Schaltung zur automatischen dynamik-kompression oder -expansion
DE2707609A1 (de) * 1977-02-22 1978-08-24 Licentia Gmbh In seiner verstaerkung steuerbarer wechselspannungsverstaerker

Also Published As

Publication number Publication date
GB2017458B (en) 1982-04-07
US4270103A (en) 1981-05-26
IT1111123B (it) 1986-01-13
HK68784A (en) 1984-09-14
GB2017458A (en) 1979-10-03
AU4514679A (en) 1979-09-27
SG22484G (en) 1985-01-04
JPS54128248A (en) 1979-10-04
AU518353B2 (en) 1981-09-24
MY8500624A (en) 1985-12-31
DE2812431A1 (de) 1979-09-27

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