JPS5914932B2 - 信号ダイナミックレンジ変更回路 - Google Patents

信号ダイナミックレンジ変更回路

Info

Publication number
JPS5914932B2
JPS5914932B2 JP48103312A JP10331273A JPS5914932B2 JP S5914932 B2 JPS5914932 B2 JP S5914932B2 JP 48103312 A JP48103312 A JP 48103312A JP 10331273 A JP10331273 A JP 10331273A JP S5914932 B2 JPS5914932 B2 JP S5914932B2
Authority
JP
Japan
Prior art keywords
circuit
frequency
voltage
signal
resistor
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
JP48103312A
Other languages
English (en)
Japanese (ja)
Other versions
JPS49134216A (enrdf_load_stackoverflow
Inventor
ミルトン ドルビ− レイ
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 Licensing Corp
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 Licensing Corp filed Critical Dolby Laboratories Licensing Corp
Publication of JPS49134216A publication Critical patent/JPS49134216A/ja
Publication of JPS5914932B2 publication Critical patent/JPS5914932B2/ja
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)
JP48103312A 1972-09-15 1973-09-14 信号ダイナミックレンジ変更回路 Expired JPS5914932B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB4298172 1972-09-15
GB4298172A GB1442331A (en) 1972-09-15 1972-09-15 Signal compressors and expanders

Publications (2)

Publication Number Publication Date
JPS49134216A JPS49134216A (enrdf_load_stackoverflow) 1974-12-24
JPS5914932B2 true JPS5914932B2 (ja) 1984-04-06

Family

ID=10426827

Family Applications (2)

Application Number Title Priority Date Filing Date
JP48103312A Expired JPS5914932B2 (ja) 1972-09-15 1973-09-14 信号ダイナミックレンジ変更回路
JP57079080A Granted JPS5817714A (ja) 1972-09-15 1982-05-11 信号のダイナミックレンジ変更回路

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP57079080A Granted JPS5817714A (ja) 1972-09-15 1982-05-11 信号のダイナミックレンジ変更回路

Country Status (5)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57128231U (enrdf_load_stackoverflow) * 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
NL180368C (nl) 1987-02-02
JPS5817714A (ja) 1983-02-02
JPS49134216A (enrdf_load_stackoverflow) 1974-12-24
JPS6218086B2 (enrdf_load_stackoverflow) 1987-04-21
DE2346126C2 (de) 1982-12-02
NL180368B (nl) 1986-09-01
CA992871A (en) 1976-07-13
NL7312802A (enrdf_load_stackoverflow) 1974-03-19
DE2346126A1 (de) 1974-03-21
GB1442331A (en) 1976-07-14

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