AR223516A1 - Una disposicion de circuito para la compresion y/o expansion de nivel automatico con un canal de senales utiles - Google Patents

Una disposicion de circuito para la compresion y/o expansion de nivel automatico con un canal de senales utiles

Info

Publication number
AR223516A1
AR223516A1 AR280332A AR28033280A AR223516A1 AR 223516 A1 AR223516 A1 AR 223516A1 AR 280332 A AR280332 A AR 280332A AR 28033280 A AR28033280 A AR 28033280A AR 223516 A1 AR223516 A1 AR 223516A1
Authority
AR
Argentina
Prior art keywords
expansion
compression
useful signal
signal channel
automatic level
Prior art date
Application number
AR280332A
Other languages
English (en)
Spanish (es)
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
Application granted granted Critical
Publication of AR223516A1 publication Critical patent/AR223516A1/es

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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/40—Introducing phosphorus atoms or phosphorus-containing groups
    • 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

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Networks Using Active Elements (AREA)
AR280332A 1979-03-29 1980-03-17 Una disposicion de circuito para la compresion y/o expansion de nivel automatico con un canal de senales utiles AR223516A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2912346A DE2912346C2 (de) 1979-03-29 1979-03-29 Kompander zur Umschaltung auf unterschiedliche Kompanderkennlinien

Publications (1)

Publication Number Publication Date
AR223516A1 true AR223516A1 (es) 1981-08-31

Family

ID=6066727

Family Applications (1)

Application Number Title Priority Date Filing Date
AR280332A AR223516A1 (es) 1979-03-29 1980-03-17 Una disposicion de circuito para la compresion y/o expansion de nivel automatico con un canal de senales utiles

Country Status (14)

Country Link
US (1) US4306202A (enExample)
JP (1) JPS55134517A (enExample)
AR (1) AR223516A1 (enExample)
AU (1) AU534566B2 (enExample)
BR (1) BR8001929A (enExample)
CA (1) CA1137879A (enExample)
DD (1) DD149744A1 (enExample)
DE (1) DE2912346C2 (enExample)
GB (1) GB2045587B (enExample)
HK (1) HK68884A (enExample)
MY (1) MY8500625A (enExample)
NZ (1) NZ192864A (enExample)
SG (1) SG22384G (enExample)
ZA (1) ZA801869B (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2950584C2 (de) * 1979-12-15 1984-07-12 Robert Bosch Gmbh, 7000 Stuttgart Schaltungsanordnung mit steuerbarem Widerstand
AU551633B2 (en) * 1980-11-27 1986-05-08 Sony Corporation Signal level detecting circuit
DE3047766A1 (de) * 1980-12-18 1982-07-15 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung mit veraenderbarem uebertragungsmass
US4760602A (en) * 1986-10-21 1988-07-26 Rca Licensing Corporation Variable preemphasis/deemphasis network
US5245229A (en) * 1992-02-28 1993-09-14 Media Vision Digitally controlled integrated circuit anti-clipping mixer
US7190292B2 (en) * 1999-11-29 2007-03-13 Bizjak Karl M Input level adjust system and method
US7206420B2 (en) * 1999-11-29 2007-04-17 Syfx Tekworks Softclip method and apparatus
US6870830B1 (en) 2000-11-30 2005-03-22 3Com Corporation System and method for performing messaging services using a data communications channel in a data network telephone system
JP4923939B2 (ja) * 2006-10-18 2012-04-25 ソニー株式会社 オーディオ再生装置
US8249271B2 (en) * 2007-01-23 2012-08-21 Karl M. Bizjak Noise analysis and extraction systems and methods

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3735290A (en) * 1972-04-18 1973-05-22 Victor Company Of Japan Compressing and/or expanding system comprising fixed and variable frequency characteristic changing circuits
NO142768C (no) * 1974-01-26 1980-10-08 Licentia Gmbh Kopling for automatisk dynamikk-kompresjon eller -ekspansjon
GB1546672A (en) * 1975-07-03 1979-05-31 Sony Corp Signal compression and expansion circuits

Also Published As

Publication number Publication date
ZA801869B (en) 1981-04-29
JPS55134517A (en) 1980-10-20
US4306202A (en) 1981-12-15
DE2912346C2 (de) 1982-08-19
NZ192864A (en) 1983-02-15
CA1137879A (en) 1982-12-21
MY8500625A (en) 1985-12-31
GB2045587A (en) 1980-10-29
BR8001929A (pt) 1980-11-25
GB2045587B (en) 1983-09-14
JPS6339125B2 (enExample) 1988-08-03
HK68884A (en) 1984-09-14
SG22384G (en) 1985-01-04
DE2912346A1 (de) 1980-10-16
AU5566880A (en) 1980-10-02
DD149744A1 (de) 1981-07-22
AU534566B2 (en) 1984-02-09

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