DE2167266C2 - Begrenzerschaltung - Google Patents

Begrenzerschaltung

Info

Publication number
DE2167266C2
DE2167266C2 DE2167266A DE2167266A DE2167266C2 DE 2167266 C2 DE2167266 C2 DE 2167266C2 DE 2167266 A DE2167266 A DE 2167266A DE 2167266 A DE2167266 A DE 2167266A DE 2167266 C2 DE2167266 C2 DE 2167266C2
Authority
DE
Germany
Prior art keywords
transistors
limiter circuit
circuit according
control voltage
different
Prior art date
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
DE2167266A
Other languages
German (de)
English (en)
Inventor
Ray Milton Dolby
David Peter London Robinson
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.)
Dolby Laboratories Licensing Corp
Original Assignee
Dolby Laboratories Inc
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 Dolby Laboratories Inc filed Critical Dolby Laboratories Inc
Application granted granted Critical
Publication of DE2167266C2 publication Critical patent/DE2167266C2/de
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G11/00—Limiting amplitude; Limiting rate of change of amplitude
    • H03G11/04—Limiting level dependent on strength of signal; Limiting level dependent on strength of carrier on which signal is modulated
    • 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

  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Networks Using Active Elements (AREA)
DE2167266A 1970-01-23 1971-01-22 Begrenzerschaltung Expired DE2167266C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB335170A GB1338227A (en) 1970-01-23 1970-01-23 Limiters for noise reduction systems

Publications (1)

Publication Number Publication Date
DE2167266C2 true DE2167266C2 (de) 1982-12-02

Family

ID=9756681

Family Applications (2)

Application Number Title Priority Date Filing Date
DE2167266A Expired DE2167266C2 (de) 1970-01-23 1971-01-22 Begrenzerschaltung
DE2102866A Expired DE2102866C3 (de) 1970-01-23 1971-01-22 Schaltung mit einem Signalkanal

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE2102866A Expired DE2102866C3 (de) 1970-01-23 1971-01-22 Schaltung mit einem Signalkanal

Country Status (5)

Country Link
US (1) US3737678A (enExample)
JP (2) JPS5729886B1 (enExample)
DE (2) DE2167266C2 (enExample)
GB (1) GB1338227A (enExample)
SE (2) SE383461B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4020043A1 (de) * 1990-06-23 1992-01-09 Igedo Internationale Modemesse Elektronische lautstaerkebegrenzungsvorrichtung

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52661B2 (enExample) * 1972-01-11 1977-01-10
US4157557A (en) * 1973-07-23 1979-06-05 Sony Corporation Control circuit for signal transmission
JPS5840369B2 (ja) * 1974-04-04 1983-09-05 ソニー株式会社 クリツプカイロ
DE2529012C3 (de) * 1975-06-28 1980-07-03 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung zur automatischen Dynamik-Kompression oder -Expansion
EP0016285B2 (en) * 1979-03-21 1986-03-05 DAVY McKEE (LONDON) LIMITED Process for the production of valeraldehydes by hydroformylation of butene-1
JPS55141321U (enExample) * 1979-03-26 1980-10-09
FR2515359B1 (fr) * 1981-10-23 1985-07-05 Lmt Radio Professionelle Emetteur de puissance hyperfrequence a transistors a effet de champ, notamment pour radar doppler
US4498060A (en) * 1981-12-01 1985-02-05 Dolby Ray Milton Circuit arrangements for modifying dynamic range using series arranged bi-linear circuits
US4571548A (en) * 1983-02-14 1986-02-18 Honeywell Inc. Floating limiter circuit
DE3642984A1 (de) * 1986-12-17 1988-06-30 Thomson Brandt Gmbh Schaltung zur dynamik-kompression und/oder -expansion eines signals
JP3039932B2 (ja) * 1989-03-31 2000-05-08 アルプス電気株式会社 ミュート回路
US20060280907A1 (en) * 2005-06-08 2006-12-14 Whitaker Robert H Novel mineral composition
US7651559B2 (en) 2005-11-04 2010-01-26 Franklin Industrial Minerals Mineral composition
US8130980B2 (en) * 2007-06-21 2012-03-06 Creative Technology Ltd Automatic gain control circuit for volume control and corresponding method for volume control
US7733174B2 (en) * 2008-10-17 2010-06-08 Texas Instruments Incorporated Feedback controlled power limiting for signal amplifiers

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1113247B (de) * 1958-07-07 1961-08-31 Beckman Instruments Inc Begrenzerschaltung mit Transistoren
GB1120541A (en) * 1965-08-11 1968-07-17 Dolby Ray Milton Improvements in noise reduction systems

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3441748A (en) * 1965-03-22 1969-04-29 Rca Corp Bidirectional igfet with symmetrical linear resistance with specific substrate voltage control
JPS4210215Y1 (enExample) * 1965-11-12 1967-06-05
JPS452406Y1 (enExample) * 1966-01-29 1970-01-31
US3482174A (en) * 1966-06-17 1969-12-02 Bendix Corp Pulse sample type demodulator including feedback stabilizing means
US3525880A (en) * 1966-10-03 1970-08-25 Dresser Ind Step-gain signal conditioning circuit
US3502903A (en) * 1967-08-21 1970-03-24 Hewlett Packard Co Signal - controlled attenuator with field-effect transistors for maintaining constant alternating signal
US3543169A (en) * 1967-10-30 1970-11-24 Bell Telephone Labor Inc High speed clamping apparatus employing feedback from sample and hold circuit
US3538320A (en) * 1968-10-03 1970-11-03 Us Navy Integrated circuit electronic analog divider with field effect transistor therein

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1113247B (de) * 1958-07-07 1961-08-31 Beckman Instruments Inc Begrenzerschaltung mit Transistoren
GB1120541A (en) * 1965-08-11 1968-07-17 Dolby Ray Milton Improvements in noise reduction systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4020043A1 (de) * 1990-06-23 1992-01-09 Igedo Internationale Modemesse Elektronische lautstaerkebegrenzungsvorrichtung

Also Published As

Publication number Publication date
DE2102866A1 (de) 1971-08-05
SE383461B (sv) 1976-03-08
US3737678A (en) 1973-06-05
JPS5729886B1 (enExample) 1982-06-25
JPS56156009A (en) 1981-12-02
JPS598963B2 (ja) 1984-02-28
DE2102866B2 (de) 1981-02-26
SE371350B (enExample) 1974-11-11
DE2102866C3 (de) 1982-01-14
GB1338227A (en) 1973-11-21

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