JPH0359612B2 - - Google Patents

Info

Publication number
JPH0359612B2
JPH0359612B2 JP62270491A JP27049187A JPH0359612B2 JP H0359612 B2 JPH0359612 B2 JP H0359612B2 JP 62270491 A JP62270491 A JP 62270491A JP 27049187 A JP27049187 A JP 27049187A JP H0359612 B2 JPH0359612 B2 JP H0359612B2
Authority
JP
Japan
Prior art keywords
frequency
compressor
expander
saturation
signal
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 - Lifetime
Application number
JP62270491A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63119328A (ja
Inventor
Miruton Dorubi Ree
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of JPS63119328A publication Critical patent/JPS63119328A/ja
Publication of JPH0359612B2 publication Critical patent/JPH0359612B2/ja
Granted 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
    • H03G9/12—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices
    • H03G9/18—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers having semiconductor devices for tone control and volume expansion or compression

Landscapes

  • Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Transmitters (AREA)
  • Television Signal Processing For Recording (AREA)
JP62270491A 1980-06-30 1987-10-28 信号の録音及び送信システムにおける媒体過負荷効果を低減させるノイズ低減装置 Granted JPS63119328A (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16395080A 1980-06-30 1980-06-30
US163,950 1980-06-30
US180,771 1980-08-22

Publications (2)

Publication Number Publication Date
JPS63119328A JPS63119328A (ja) 1988-05-24
JPH0359612B2 true JPH0359612B2 (en, 2012) 1991-09-11

Family

ID=22592330

Family Applications (5)

Application Number Title Priority Date Filing Date
JP56102190A Granted JPS5748835A (en) 1980-06-30 1981-06-30 Circuit device for recording signal and reducing medium overload effect in transmission system
JP56102188A Pending JPS5741015A (en) 1980-06-30 1981-06-30 Dynamic range modifying cirucit device
JP56102189A Granted JPS5741016A (en) 1980-06-30 1981-06-30 Network for suppressing intermediate frequency modulating effect for compressor, expander and noise reducing system
JP62270491A Granted JPS63119328A (ja) 1980-06-30 1987-10-28 信号の録音及び送信システムにおける媒体過負荷効果を低減させるノイズ低減装置
JP62270490A Granted JPS63119327A (ja) 1980-06-30 1987-10-28 信号の録音及び送信システムにおける媒体過負荷効果を低減させるエクスパンダ

Family Applications Before (3)

Application Number Title Priority Date Filing Date
JP56102190A Granted JPS5748835A (en) 1980-06-30 1981-06-30 Circuit device for recording signal and reducing medium overload effect in transmission system
JP56102188A Pending JPS5741015A (en) 1980-06-30 1981-06-30 Dynamic range modifying cirucit device
JP56102189A Granted JPS5741016A (en) 1980-06-30 1981-06-30 Network for suppressing intermediate frequency modulating effect for compressor, expander and noise reducing system

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP62270490A Granted JPS63119327A (ja) 1980-06-30 1987-10-28 信号の録音及び送信システムにおける媒体過負荷効果を低減させるエクスパンダ

Country Status (3)

Country Link
JP (5) JPS5748835A (en, 2012)
BE (3) BE889427A (en, 2012)
ZA (3) ZA814429B (en, 2012)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2111355B (en) * 1981-12-01 1985-02-13 Ray Milton Dolby Improvements in circuit arrangements for modifying dynamic range
GB2111356B (en) * 1981-12-01 1985-03-20 Ray Milton Dolby Improvements in circuit arrangements for modifying dynamic range
JPH061906B2 (ja) * 1985-06-20 1994-01-05 三洋電機株式会社 デエンフアシス回路
US5311516A (en) * 1992-05-29 1994-05-10 Motorola, Inc. Paging system using message fragmentation to redistribute traffic
SG46268A1 (en) * 1992-05-29 1998-02-20 Motorola Inc Data communication receiver having variable length message carry-on

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1432763A (en) * 1972-05-02 1976-04-22 Dolby Laboratories Inc Compressors expanders and noise reduction systems
JPS5348112B2 (en, 2012) * 1973-05-02 1978-12-26
US3909733A (en) * 1973-05-17 1975-09-30 Dolby Laboratories Inc Dynamic range modifying circuits utilizing variable negative resistance
JPS553529Y2 (en, 2012) * 1975-02-03 1980-01-28

Also Published As

Publication number Publication date
BE889428A (fr) 1981-10-16
BE889427A (fr) 1981-10-16
ZA814433B (en) 1982-07-28
JPH0359611B2 (en, 2012) 1991-09-11
BE889426A (fr) 1981-10-16
JPS5741016A (en) 1982-03-06
ZA814423B (en) 1982-07-28
JPS5741015A (en) 1982-03-06
JPH0245385B2 (en, 2012) 1990-10-09
ZA814429B (en) 1982-07-28
JPS63119327A (ja) 1988-05-24
JPH0243381B2 (en, 2012) 1990-09-28
JPS5748835A (en) 1982-03-20
JPS63119328A (ja) 1988-05-24

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