DE2346126C2 - Schaltungsanordnung zur Veränderung des dynamischen Bereichs von Signalen - Google Patents

Schaltungsanordnung zur Veränderung des dynamischen Bereichs von Signalen

Info

Publication number
DE2346126C2
DE2346126C2 DE19732346126 DE2346126A DE2346126C2 DE 2346126 C2 DE2346126 C2 DE 2346126C2 DE 19732346126 DE19732346126 DE 19732346126 DE 2346126 A DE2346126 A DE 2346126A DE 2346126 C2 DE2346126 C2 DE 2346126C2
Authority
DE
Germany
Prior art keywords
circuit arrangement
frequency
dynamic range
networks
band
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
DE19732346126
Other languages
German (de)
English (en)
Other versions
DE2346126A1 (de
Inventor
Ray Milton London Dolby
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
Publication of DE2346126A1 publication Critical patent/DE2346126A1/de
Application granted granted Critical
Publication of DE2346126C2 publication Critical patent/DE2346126C2/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/62—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
    • H04B1/64—Volume compression or expansion arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Amplifiers (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
DE19732346126 1972-09-15 1973-09-13 Schaltungsanordnung zur Veränderung des dynamischen Bereichs von Signalen Expired DE2346126C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4298172A GB1442331A (en) 1972-09-15 1972-09-15 Signal compressors and expanders

Publications (2)

Publication Number Publication Date
DE2346126A1 DE2346126A1 (de) 1974-03-21
DE2346126C2 true DE2346126C2 (de) 1982-12-02

Family

ID=10426827

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19732346126 Expired DE2346126C2 (de) 1972-09-15 1973-09-13 Schaltungsanordnung zur Veränderung des dynamischen Bereichs von Signalen

Country Status (5)

Country Link
JP (2) JPS5914932B2 (OSRAM)
CA (1) CA992871A (OSRAM)
DE (1) DE2346126C2 (OSRAM)
GB (1) GB1442331A (OSRAM)
NL (1) NL180368C (OSRAM)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57128231U (OSRAM) * 1981-02-03 1982-08-10

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3182271A (en) * 1960-12-15 1965-05-04 Aiken William Ross Tone control circuit for emphasizing low volume high and low frequency signals

Also Published As

Publication number Publication date
JPS6218086B2 (OSRAM) 1987-04-21
JPS5817714A (ja) 1983-02-02
NL180368C (nl) 1987-02-02
NL180368B (nl) 1986-09-01
DE2346126A1 (de) 1974-03-21
JPS5914932B2 (ja) 1984-04-06
JPS49134216A (OSRAM) 1974-12-24
NL7312802A (OSRAM) 1974-03-19
GB1442331A (en) 1976-07-14
CA992871A (en) 1976-07-13

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Legal Events

Date Code Title Description
OD Request for examination
8128 New person/name/address of the agent

Representative=s name: REINLAENDER, C., DIPL.-ING. DR.-ING. BERNHARDT, K.

D2 Grant after examination
8327 Change in the person/name/address of the patent owner

Owner name: DOLBY LABORATORIES LICENSING CORP., SAN FRANCISCO,

8328 Change in the person/name/address of the agent

Free format text: BERNHARDT, K., DIPL.-ING., PAT.-ANW., 8000 MUENCHEN