ATA964175A - Schaltungsanrodnung zur kompression oder expansion der dynamik eines eingangs- singals - Google Patents

Schaltungsanrodnung zur kompression oder expansion der dynamik eines eingangs- singals

Info

Publication number
ATA964175A
ATA964175A AT964175A AT964175A ATA964175A AT A964175 A ATA964175 A AT A964175A AT 964175 A AT964175 A AT 964175A AT 964175 A AT964175 A AT 964175A AT A964175 A ATA964175 A AT A964175A
Authority
AT
Austria
Prior art keywords
dynamics
expansion
compression
circuit arrangement
input singal
Prior art date
Application number
AT964175A
Other languages
English (en)
Other versions
AT365019B (de
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
Priority claimed from GB2040672A external-priority patent/GB1432763A/en
Priority to AT818375A priority Critical patent/AT354075B/de
Application filed by Dolby Laboratories Inc filed Critical Dolby Laboratories Inc
Priority to AT0964175A priority patent/AT365019B/de
Publication of ATA964175A publication Critical patent/ATA964175A/de
Application granted granted Critical
Publication of AT365019B publication Critical patent/AT365019B/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G7/00—Volume compression or expansion in amplifiers
    • 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/0405—Non-linear filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
AT0964175A 1972-05-02 1975-12-18 Schaltungsanrodnung zur kompression oder expansion der dynamik eines eingangs- singals AT365019B (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AT818375A AT354075B (de) 1972-07-07 1975-10-27 Vorrichtung zur kontinuierlichen herstellung von rohren
AT0964175A AT365019B (de) 1972-05-02 1975-12-18 Schaltungsanrodnung zur kompression oder expansion der dynamik eines eingangs- singals

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2040672A GB1432763A (en) 1972-05-02 1972-05-02 Compressors expanders and noise reduction systems
AT0964175A AT365019B (de) 1972-05-02 1975-12-18 Schaltungsanrodnung zur kompression oder expansion der dynamik eines eingangs- singals

Publications (2)

Publication Number Publication Date
ATA964175A true ATA964175A (de) 1981-04-15
AT365019B AT365019B (de) 1981-12-10

Family

ID=25605656

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0964175A AT365019B (de) 1972-05-02 1975-12-18 Schaltungsanrodnung zur kompression oder expansion der dynamik eines eingangs- singals

Country Status (1)

Country Link
AT (1) AT365019B (de)

Also Published As

Publication number Publication date
AT365019B (de) 1981-12-10

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Legal Events

Date Code Title Description
EFA Change in the company name
ELA Expired due to lapse of time