ZA814433B - Networks for suppressing mid-frequency modulation effects in compressors,expanders and noise reduction systems - Google Patents

Networks for suppressing mid-frequency modulation effects in compressors,expanders and noise reduction systems

Info

Publication number
ZA814433B
ZA814433B ZA814433A ZA814433A ZA814433B ZA 814433 B ZA814433 B ZA 814433B ZA 814433 A ZA814433 A ZA 814433A ZA 814433 A ZA814433 A ZA 814433A ZA 814433 B ZA814433 B ZA 814433B
Authority
ZA
South Africa
Prior art keywords
expanders
compressors
networks
noise reduction
frequency modulation
Prior art date
Application number
ZA814433A
Other languages
English (en)
Inventor
R Dolby
Original Assignee
R Dolby
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 R Dolby filed Critical R Dolby
Publication of ZA814433B publication Critical patent/ZA814433B/xx

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
ZA814433A 1980-06-30 1981-06-30 Networks for suppressing mid-frequency modulation effects in compressors,expanders and noise reduction systems ZA814433B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16395080A 1980-06-30 1980-06-30

Publications (1)

Publication Number Publication Date
ZA814433B true ZA814433B (en) 1982-07-28

Family

ID=22592330

Family Applications (3)

Application Number Title Priority Date Filing Date
ZA814433A ZA814433B (en) 1980-06-30 1981-06-30 Networks for suppressing mid-frequency modulation effects in compressors,expanders and noise reduction systems
ZA814429A ZA814429B (en) 1980-06-30 1981-06-30 Circuit arrangements for modifying dynamic range
ZA814423A ZA814423B (en) 1980-06-30 1981-06-30 Circuit arrangements for reducing media overload effects in signal recording and transmission systems

Family Applications After (2)

Application Number Title Priority Date Filing Date
ZA814429A ZA814429B (en) 1980-06-30 1981-06-30 Circuit arrangements for modifying dynamic range
ZA814423A ZA814423B (en) 1980-06-30 1981-06-30 Circuit arrangements for reducing media overload effects in signal recording and transmission systems

Country Status (3)

Country Link
JP (5) JPS5748835A (enExample)
BE (3) BE889428A (enExample)
ZA (3) ZA814433B (enExample)

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
KR0129043B1 (ko) * 1992-05-29 1998-10-01 토마스 지.베리 가변 길이 메시지 캐리-온을 갖는 데이타 통신 수신기
US5311516A (en) * 1992-05-29 1994-05-10 Motorola, Inc. Paging system using message fragmentation to redistribute traffic

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 (enExample) * 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 (enExample) * 1975-02-03 1980-01-28

Also Published As

Publication number Publication date
JPS5748835A (en) 1982-03-20
BE889428A (fr) 1981-10-16
BE889427A (fr) 1981-10-16
JPH0359612B2 (enExample) 1991-09-11
JPS63119328A (ja) 1988-05-24
JPS63119327A (ja) 1988-05-24
JPH0243381B2 (enExample) 1990-09-28
JPS5741016A (en) 1982-03-06
ZA814423B (en) 1982-07-28
BE889426A (fr) 1981-10-16
ZA814429B (en) 1982-07-28
JPS5741015A (en) 1982-03-06
JPH0359611B2 (enExample) 1991-09-11
JPH0245385B2 (enExample) 1990-10-09

Similar Documents

Publication Publication Date Title
OA07587A (en) Diffraction tomography systems and methods.
AU2155783A (en) Crosslinked microgel particles
AU7118881A (en) Alkoxysilyl-acrylamides, acrylates and malonates
AU561155B2 (en) Variable capacity compressor
GB2122830B (en) Threshold amplifiers
FI834741A7 (fi) Slirskyddsanordning, speciellt foer luftfyllda fordonsdaeck pao is- och snoeytor.
AU557288B2 (en) One sliding brake disc and brake disc
GB2125899B (en) Failure-sensing in hydraulic accumulators and systems
AU562550B2 (en) Bandages, components thereof and use
AU539234B2 (en) Noise reduction
SG4385G (en) Networks for suppressing mid-frequency modulation effects in compressors,expanders and noise reduction systems
AU6741581A (en) Radio telephone system and method
AU552597B2 (en) Cutting cantilevering object and chain saw
AU550452B2 (en) Upflow filter, its regeneration and use
AU558694B2 (en) Carbazates
JPS5741016A (en) Network for suppressing intermediate frequency modulating effect for compressor, expander and noise reducing system
GB2118256B (en) Compressor silencer
AU544340B2 (en) Polarmotion lamination and system employing same
GB8327725D0 (en) Dynamic noise filter
AU561404B2 (en) Variable capacity compressor
JPS5755669A (en) Dynamic data compressing system
AU6635881A (en) Noise reduction
AU542934B2 (en) High reduction continuous rolling
DE3477231D1 (en) Dynamic variable compression ratio i.c. engine
AU8356082A (en) Noise reduction