DE3689496D1 - Schaltungsanordnung zum Abändern des Dynamikbereiches mit Hilfe des Substitutions- und Superpositionstechnik. - Google Patents
Schaltungsanordnung zum Abändern des Dynamikbereiches mit Hilfe des Substitutions- und Superpositionstechnik.Info
- Publication number
- DE3689496D1 DE3689496D1 DE86304654T DE3689496T DE3689496D1 DE 3689496 D1 DE3689496 D1 DE 3689496D1 DE 86304654 T DE86304654 T DE 86304654T DE 3689496 T DE3689496 T DE 3689496T DE 3689496 D1 DE3689496 D1 DE 3689496D1
- Authority
- DE
- Germany
- Prior art keywords
- substitution
- help
- changing
- dynamic range
- circuit arrangement
- 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
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
-
- 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
- H03G9/005—Combinations of two or more types of control, e.g. gain control and tone control of digital or coded signals
-
- 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 (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US74496385A | 1985-06-17 | 1985-06-17 | |
US06/848,622 US4736433A (en) | 1985-06-17 | 1986-04-08 | Circuit arrangements for modifying dynamic range using action substitution and superposition techniques |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3689496D1 true DE3689496D1 (de) | 1994-02-17 |
DE3689496T2 DE3689496T2 (de) | 1994-05-19 |
Family
ID=27114380
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3689496T Expired - Lifetime DE3689496T2 (de) | 1985-06-17 | 1986-06-17 | Schaltungsanordnung zum Abändern des Dynamikbereiches mit Hilfe des Substitutions- und Superpositionstechnik. |
Country Status (12)
Country | Link |
---|---|
US (1) | US4736433A (de) |
EP (1) | EP0206731B1 (de) |
JP (1) | JP2753550B2 (de) |
KR (1) | KR960001492B1 (de) |
CN (1) | CN1015223B (de) |
AU (1) | AU590766B2 (de) |
CA (1) | CA1278526C (de) |
DE (1) | DE3689496T2 (de) |
DK (1) | DK169371B1 (de) |
ES (1) | ES8801758A1 (de) |
FI (1) | FI80973C (de) |
NO (1) | NO169265C (de) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3445586A1 (de) * | 1984-12-14 | 1986-07-03 | Amberger Kaolinwerke Gmbh, 8452 Hirschau | Verfahren zur sandrueckgewinnung aus mit sand versetztem baggerwasser, sowie zugehoerige vorrichtung |
AU4207089A (en) * | 1988-08-23 | 1990-03-23 | B.W.N. Wavepur Rights Company | Frequency-compensated linear sliding-band network |
US5170434A (en) * | 1988-08-30 | 1992-12-08 | Beltone Electronics Corporation | Hearing aid with improved noise discrimination |
US5185806A (en) * | 1989-04-03 | 1993-02-09 | Dolby Ray Milton | Audio compressor, expander, and noise reduction circuits for consumer and semi-professional use |
ES2038518T3 (es) * | 1989-04-03 | 1993-07-16 | Dolby Laboratories Licensing Corporation | Compresor y expansor de audio, y circuitos de reduccion de ruido para utilizacion por usuarios y semi-profesionales. |
US5278912A (en) * | 1991-06-28 | 1994-01-11 | Resound Corporation | Multiband programmable compression system |
US5424881A (en) | 1993-02-01 | 1995-06-13 | Cirrus Logic, Inc. | Synchronous read channel |
US5451949A (en) * | 1993-02-16 | 1995-09-19 | Dolby Laboratories Licensing Corporation | One-bit analog-to-digital converters and digital-to-analog converters using an adaptive filter having two regimes of operation |
US5537477A (en) * | 1994-02-07 | 1996-07-16 | Ensoniq Corporation | Frequency characteristic shaping circuitry and method |
US5910995A (en) * | 1995-11-22 | 1999-06-08 | Sony Corporation Of Japan | DSP decoder for decoding analog SR encoded audio signals |
US5907623A (en) * | 1995-11-22 | 1999-05-25 | Sony Corporation Of Japan | Audio noise reduction system implemented through digital signal processing |
US5980211A (en) * | 1996-04-22 | 1999-11-09 | Sanyo Electric Co., Ltd. | Circuit arrangement for driving a reciprocating piston in a cylinder of a linear compressor for generating compressed gas with a linear motor |
US7003120B1 (en) | 1998-10-29 | 2006-02-21 | Paul Reed Smith Guitars, Inc. | Method of modifying harmonic content of a complex waveform |
US6518852B1 (en) | 1999-04-19 | 2003-02-11 | Raymond J. Derrick | Information signal compressor and expander |
US6928170B1 (en) | 2000-11-02 | 2005-08-09 | Audio Technica, Inc. | Wireless microphone having a split-band audio frequency companding system that provides improved noise reduction and sound quality |
AU2003210111A1 (en) * | 2002-01-07 | 2003-07-24 | Ronald L. Meyer | Microphone support system |
US20030216907A1 (en) * | 2002-05-14 | 2003-11-20 | Acoustic Technologies, Inc. | Enhancing the aural perception of speech |
US9373339B2 (en) | 2008-05-12 | 2016-06-21 | Broadcom Corporation | Speech intelligibility enhancement system and method |
US8351621B2 (en) * | 2010-03-26 | 2013-01-08 | Bose Corporation | System and method for excursion limiting |
US9917565B2 (en) * | 2015-10-20 | 2018-03-13 | Bose Corporation | System and method for distortion limiting |
US11371976B2 (en) | 2018-08-22 | 2022-06-28 | AerNos, Inc. | Systems and methods for an SoC based electronic system for detecting multiple low concentration gas levels |
US20200064294A1 (en) * | 2018-08-22 | 2020-02-27 | AerNos, Inc. | Nano gas sensor system based on a hybrid nanostructure sensor array, electronics, algorithms, and normalized cloud data to detect, measure and optimize detection of gases to provide highly granular and actionable gas sensing information |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US30468A (en) * | 1860-10-23 | Kstife-cleastek | ||
US3846719A (en) * | 1973-09-13 | 1974-11-05 | Dolby Laboratories Inc | Noise reduction systems |
FI57502C (fi) * | 1971-04-06 | 1980-08-11 | Victor Company Of Japan | Kompressions- och expansionssystem |
JPS56152337A (en) * | 1980-04-24 | 1981-11-25 | Victor Co Of Japan Ltd | Noise reduction system |
US4490691A (en) * | 1980-06-30 | 1984-12-25 | Dolby Ray Milton | Compressor-expander circuits and, circuit arrangements for modifying dynamic range, for suppressing mid-frequency modulation effects and for reducing media overload |
DK168806B1 (da) * | 1980-06-30 | 1994-06-13 | Ray Milton Dolby | Kredsløbsarrangement til modifikation af dynamikområde |
US4412100A (en) * | 1981-09-21 | 1983-10-25 | Orban Associates, Inc. | Multiband signal processor |
US4498060A (en) * | 1981-12-01 | 1985-02-05 | Dolby Ray Milton | Circuit arrangements for modifying dynamic range using series arranged bi-linear circuits |
JPS58106922A (ja) * | 1981-12-01 | 1983-06-25 | レ−・ミルトン・ドルビ | ダイナミツクレンジ改変回路装置 |
-
1986
- 1986-04-08 US US06/848,622 patent/US4736433A/en not_active Expired - Lifetime
- 1986-05-28 AU AU58025/86A patent/AU590766B2/en not_active Expired
- 1986-06-09 CA CA000511099A patent/CA1278526C/en not_active Expired - Lifetime
- 1986-06-16 NO NO862394A patent/NO169265C/no not_active IP Right Cessation
- 1986-06-16 DK DK281686A patent/DK169371B1/da active IP Right Grant
- 1986-06-16 ES ES556084A patent/ES8801758A1/es not_active Expired
- 1986-06-16 FI FI862544A patent/FI80973C/fi not_active IP Right Cessation
- 1986-06-17 EP EP86304654A patent/EP0206731B1/de not_active Expired - Lifetime
- 1986-06-17 JP JP61141214A patent/JP2753550B2/ja not_active Expired - Lifetime
- 1986-06-17 DE DE3689496T patent/DE3689496T2/de not_active Expired - Lifetime
- 1986-06-17 CN CN86104008A patent/CN1015223B/zh not_active Expired
- 1986-06-17 KR KR86004806A patent/KR960001492B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AU5802586A (en) | 1986-12-24 |
EP0206731B1 (de) | 1994-01-05 |
US4736433A (en) | 1988-04-05 |
NO862394L (no) | 1986-12-18 |
JP2753550B2 (ja) | 1998-05-20 |
FI80973B (fi) | 1990-04-30 |
CN1015223B (zh) | 1991-12-25 |
NO862394D0 (no) | 1986-06-16 |
CN86104008A (zh) | 1987-01-21 |
JPS62276910A (ja) | 1987-12-01 |
DK281686A (da) | 1986-12-18 |
EP0206731A3 (en) | 1988-07-13 |
AU590766B2 (en) | 1989-11-16 |
DK169371B1 (da) | 1994-10-10 |
FI80973C (fi) | 1990-08-10 |
NO169265C (no) | 1992-05-27 |
ES556084A0 (es) | 1988-02-16 |
KR870000800A (ko) | 1987-02-20 |
CA1278526C (en) | 1991-01-02 |
FI862544A (fi) | 1986-12-18 |
FI862544A0 (fi) | 1986-06-16 |
ES8801758A1 (es) | 1988-02-16 |
KR960001492B1 (en) | 1996-01-31 |
DK281686D0 (da) | 1986-06-16 |
EP0206731A2 (de) | 1986-12-30 |
DE3689496T2 (de) | 1994-05-19 |
NO169265B (no) | 1992-02-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Free format text: HOFFMANN, E., DIPL.-ING., PAT.-ANW., 82166 GRAEFELFING |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: DOLBY LABORATORIES LICENSING CORP., SAN FRANCISCO, |
|
8381 | Inventor (new situation) |
Inventor name: DOLBY, RAY MILTON, SAN FRANCISCO, CALIF., US |