DK575681A - Kredsloebsarrangement til modifikation af dynamikomraade - Google Patents
Kredsloebsarrangement til modifikation af dynamikomraadeInfo
- Publication number
- DK575681A DK575681A DK575681A DK575681A DK575681A DK 575681 A DK575681 A DK 575681A DK 575681 A DK575681 A DK 575681A DK 575681 A DK575681 A DK 575681A DK 575681 A DK575681 A DK 575681A
- Authority
- DK
- Denmark
- Prior art keywords
- modification
- circuit arrangements
- dynamic area
- dynamic
- area
- Prior art date
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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
- H03G7/06—Volume compression or expansion in amplifiers having semiconductor devices
- H03G7/08—Volume compression or expansion in amplifiers having semiconductor devices incorporating negative feedback
-
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/325,530 US4498055A (en) | 1981-09-10 | 1981-12-01 | Circuit arrangements for modifying dynamic range |
Publications (1)
Publication Number | Publication Date |
---|---|
DK575681A true DK575681A (da) | 1983-06-02 |
Family
ID=23268273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK575681A DK575681A (da) | 1981-12-01 | 1981-12-23 | Kredsloebsarrangement til modifikation af dynamikomraade |
Country Status (15)
Country | Link |
---|---|
KR (1) | KR900000483B1 (de) |
BE (1) | BE901906Q (de) |
CA (1) | CA1188996A (de) |
CH (1) | CH656996A5 (de) |
DE (1) | DE3151137A1 (de) |
DK (1) | DK575681A (de) |
ES (1) | ES508394A0 (de) |
FR (1) | FR2517496B1 (de) |
GB (1) | GB2111355B (de) |
GR (1) | GR77317B (de) |
IE (1) | IE52495B1 (de) |
IT (1) | IT1140402B (de) |
LU (1) | LU83854A1 (de) |
NL (1) | NL192860C (de) |
SE (1) | SE449281B (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4922535A (en) * | 1986-03-03 | 1990-05-01 | Dolby Ray Milton | Transient control aspects of circuit arrangements for altering the dynamic range of audio signals |
CA1269138A (en) * | 1986-03-03 | 1990-05-15 | Ray Milton Dolby | Attenuator circuit employing bootstrapping |
EP0421559B1 (de) * | 1986-03-03 | 1998-01-14 | Ray Milton Dolby | Schaltungsanordnung zum Abändern des Dynamikbereiches eines Signals |
GB2429779A (en) * | 2005-09-01 | 2007-03-07 | Geo Kingsbury Machine Tools Lt | Testing components of drive trains |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1120541A (en) * | 1965-08-11 | 1968-07-17 | Dolby Ray Milton | Improvements in noise reduction systems |
BE753495A (fr) * | 1969-07-21 | 1970-12-16 | Dolby Laboratories Inc | Filtres limiteurs perfectionnes pour systemes attenuateurs de bruit. ( |
GB1367002A (en) * | 1971-04-06 | 1974-09-18 | Victor Company Of Japan | Compression and/or expansion system and circuit |
US4101849A (en) * | 1976-11-08 | 1978-07-18 | Dbx, Inc. | Adaptive filter |
BE889426A (fr) * | 1980-06-30 | 1981-10-16 | Dolby Ray Milton | Circuit de reduction des effets de la surcharge d'un support d'enregistrement ou de transmission de signaux |
-
1981
- 1981-12-09 GB GB08137167A patent/GB2111355B/en not_active Expired
- 1981-12-11 CA CA000392068A patent/CA1188996A/en not_active Expired
- 1981-12-15 IE IE2951/81A patent/IE52495B1/en not_active IP Right Cessation
- 1981-12-15 SE SE8107495A patent/SE449281B/sv not_active IP Right Cessation
- 1981-12-19 KR KR1019810005016A patent/KR900000483B1/ko active
- 1981-12-22 CH CH8223/81A patent/CH656996A5/de not_active IP Right Cessation
- 1981-12-22 NL NL8105775A patent/NL192860C/nl not_active IP Right Cessation
- 1981-12-23 GR GR66897A patent/GR77317B/el unknown
- 1981-12-23 DE DE19813151137 patent/DE3151137A1/de active Granted
- 1981-12-23 DK DK575681A patent/DK575681A/da not_active Application Discontinuation
- 1981-12-24 LU LU83854A patent/LU83854A1/fr unknown
- 1981-12-28 FR FR8124314A patent/FR2517496B1/fr not_active Expired
- 1981-12-29 ES ES508394A patent/ES508394A0/es active Granted
- 1981-12-29 IT IT25877/81A patent/IT1140402B/it active
-
1985
- 1985-03-08 BE BE0/214626A patent/BE901906Q/fr not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
IT1140402B (it) | 1986-09-24 |
CA1188996A (en) | 1985-06-18 |
ES8303848A1 (es) | 1983-02-01 |
GB2111355A (en) | 1983-06-29 |
SE8107495L (sv) | 1983-06-02 |
KR900000483B1 (ko) | 1990-01-30 |
IT8125877A0 (it) | 1981-12-29 |
ES508394A0 (es) | 1983-02-01 |
DE3151137C2 (de) | 1993-04-01 |
BE901906Q (fr) | 1985-07-01 |
IE52495B1 (en) | 1987-11-25 |
DE3151137A1 (de) | 1983-07-14 |
FR2517496A1 (fr) | 1983-06-03 |
NL192860B (nl) | 1997-11-03 |
GB2111355B (en) | 1985-02-13 |
SE449281B (sv) | 1987-04-13 |
FR2517496B1 (fr) | 1985-11-15 |
IE812951L (en) | 1983-06-01 |
NL8105775A (nl) | 1983-07-01 |
LU83854A1 (fr) | 1982-05-07 |
CH656996A5 (de) | 1986-07-31 |
KR830008462A (ko) | 1983-11-18 |
GR77317B (de) | 1984-09-11 |
NL192860C (nl) | 1998-03-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
AHS | Application shelved for other reasons than non-payment |