JPS57116403A - Dynamic compressing/elongating circuit - Google Patents

Dynamic compressing/elongating circuit

Info

Publication number
JPS57116403A
JPS57116403A JP56187911A JP18791181A JPS57116403A JP S57116403 A JPS57116403 A JP S57116403A JP 56187911 A JP56187911 A JP 56187911A JP 18791181 A JP18791181 A JP 18791181A JP S57116403 A JPS57116403 A JP S57116403A
Authority
JP
Japan
Prior art keywords
path
useful signal
transmission factor
control voltage
point
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.)
Granted
Application number
JP56187911A
Other languages
English (en)
Other versions
JPS6339164B2 (ja
Inventor
Buerumuuto Yurugen
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs 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 Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of JPS57116403A publication Critical patent/JPS57116403A/ja
Publication of JPS6339164B2 publication Critical patent/JPS6339164B2/ja
Granted 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Steroid Compounds (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Road Signs Or Road Markings (AREA)
  • Soft Magnetic Materials (AREA)
  • Curing Cements, Concrete, And Artificial Stone (AREA)
  • Mutual Connection Of Rods And Tubes (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Pulleys (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
JP56187911A 1980-11-27 1981-11-25 Dynamic compressing/elongating circuit Granted JPS57116403A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803044661 DE3044661A1 (de) 1980-11-27 1980-11-27 Schaltung zur dynamik-kompression und/oder -expansion

Publications (2)

Publication Number Publication Date
JPS57116403A true JPS57116403A (en) 1982-07-20
JPS6339164B2 JPS6339164B2 (ja) 1988-08-03

Family

ID=6117698

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56187911A Granted JPS57116403A (en) 1980-11-27 1981-11-25 Dynamic compressing/elongating circuit

Country Status (11)

Country Link
US (1) US4415866A (ja)
EP (1) EP0053303B1 (ja)
JP (1) JPS57116403A (ja)
AT (1) ATE18709T1 (ja)
AU (1) AU7790381A (ja)
BR (1) BR8107670A (ja)
DE (2) DE3044661A1 (ja)
DK (1) DK513881A (ja)
ES (1) ES8300422A1 (ja)
NO (1) NO814003L (ja)
ZA (1) ZA818220B (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4600902A (en) * 1983-07-01 1986-07-15 Wegener Communications, Inc. Compandor noise reduction circuit
DE3525066C1 (de) * 1985-07-13 1986-11-06 ANT Nachrichtentechnik GmbH, 7150 Backnang Verstaerker mit steuerbarer Verstaerkung
US4934770A (en) * 1986-03-12 1990-06-19 Beltone Electronics Electronic compression system
GB8701365D0 (en) * 1987-01-22 1987-02-25 Thomas L D Signal level control
KR100202344B1 (ko) * 1990-03-26 1999-06-15 이데이 노부유끼 자동니제어회로
US20120262233A1 (en) * 2011-04-15 2012-10-18 Fairchild Semiconductor Corporation Mixed signal dynamic range compression

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1354777A (fr) * 1962-05-08 1964-03-13 Inst Francais Du Petrole Contrôle automatique de gain
US3789143A (en) * 1971-03-29 1974-01-29 D Blackmer Compander with control signal logarithmically related to the instantaneous rms value of the input signal
DE2406258C2 (de) * 1974-02-09 1976-01-08 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Schaltung zur automatischen Dynamik-Kompression oder -Expansion
US4038566A (en) * 1976-03-22 1977-07-26 Mcintosh Laboratory, Inc. Multiplier circuit
US4225794A (en) * 1978-09-25 1980-09-30 Buff Paul C Voltage controlled amplifier

Also Published As

Publication number Publication date
ATE18709T1 (de) 1986-04-15
DK513881A (da) 1982-05-28
EP0053303A3 (en) 1983-03-16
ES507432A0 (es) 1982-11-01
EP0053303B1 (de) 1986-03-19
US4415866A (en) 1983-11-15
ES8300422A1 (es) 1982-11-01
ZA818220B (en) 1982-10-27
DE3044661A1 (de) 1982-06-24
BR8107670A (pt) 1982-08-24
EP0053303A2 (de) 1982-06-09
DE3174143D1 (en) 1986-04-24
NO814003L (no) 1982-05-28
JPS6339164B2 (ja) 1988-08-03
AU7790381A (en) 1982-06-03

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