DE3881994D1 - Verfahren und anordnung zum abgleichen der uebertragungskennlinie nach zwei abhoerstellen in einem raum. - Google Patents
Verfahren und anordnung zum abgleichen der uebertragungskennlinie nach zwei abhoerstellen in einem raum.Info
- Publication number
- DE3881994D1 DE3881994D1 DE8888201935T DE3881994T DE3881994D1 DE 3881994 D1 DE3881994 D1 DE 3881994D1 DE 8888201935 T DE8888201935 T DE 8888201935T DE 3881994 T DE3881994 T DE 3881994T DE 3881994 D1 DE3881994 D1 DE 3881994D1
- Authority
- DE
- Germany
- Prior art keywords
- room
- adjusting
- arrangement
- transmission characteristics
- telephone settings
- 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 - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
- H04S7/30—Control circuits for electronic adaptation of the sound field
- H04S7/302—Electronic adaptation of stereophonic sound system to listener position or orientation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/165—Equalizers; Volume or gain control in limited frequency bands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
- H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/13—Acoustic transducers and sound field adaptation in vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Circuit For Audible Band Transducer (AREA)
- Stereophonic System (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL8702200A NL8702200A (nl) | 1987-09-16 | 1987-09-16 | Werkwijze en een inrichting voor het instellen van de overdrachtskarakteristiek naar twee luisterposities in een ruimte |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3881994D1 true DE3881994D1 (de) | 1993-07-29 |
DE3881994T2 DE3881994T2 (de) | 1994-01-05 |
Family
ID=19850614
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE88201935T Expired - Fee Related DE3881994T2 (de) | 1987-09-16 | 1988-09-07 | Verfahren und Anordnung zum Abgleichen der Übertragungskennlinie nach zwei Abhörstellen in einem Raum. |
Country Status (6)
Country | Link |
---|---|
US (1) | US4888809A (de) |
EP (1) | EP0308009B1 (de) |
JP (1) | JP2752386B2 (de) |
KR (1) | KR0135984B1 (de) |
DE (1) | DE3881994T2 (de) |
NL (1) | NL8702200A (de) |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3916521C1 (de) * | 1989-05-20 | 1990-08-16 | Blaupunkt-Werke Gmbh, 3200 Hildesheim, De | |
JP3112913B2 (ja) * | 1989-12-28 | 2000-11-27 | パイオニア株式会社 | 音質調整装置 |
US5119422A (en) * | 1990-10-01 | 1992-06-02 | Price David A | Optimal sonic separator and multi-channel forward imaging system |
CA2112171C (en) * | 1993-02-25 | 2003-10-21 | Bradley Anderson Ballard | Dsp-based vehicle equalization design system |
US5572443A (en) * | 1993-05-11 | 1996-11-05 | Yamaha Corporation | Acoustic characteristic correction device |
US5850453A (en) * | 1995-07-28 | 1998-12-15 | Srs Labs, Inc. | Acoustic correction apparatus |
US5970152A (en) * | 1996-04-30 | 1999-10-19 | Srs Labs, Inc. | Audio enhancement system for use in a surround sound environment |
US5912976A (en) * | 1996-11-07 | 1999-06-15 | Srs Labs, Inc. | Multi-channel audio enhancement system for use in recording and playback and methods for providing same |
US6281749B1 (en) | 1997-06-17 | 2001-08-28 | Srs Labs, Inc. | Sound enhancement system |
US6711265B1 (en) | 1999-05-13 | 2004-03-23 | Thomson Licensing, S.A. | Centralizing of a spatially expanded stereophonic audio image |
US7113609B1 (en) * | 1999-06-04 | 2006-09-26 | Zoran Corporation | Virtual multichannel speaker system |
US7031474B1 (en) | 1999-10-04 | 2006-04-18 | Srs Labs, Inc. | Acoustic correction apparatus |
US7277767B2 (en) | 1999-12-10 | 2007-10-02 | Srs Labs, Inc. | System and method for enhanced streaming audio |
US7567675B2 (en) * | 2002-06-21 | 2009-07-28 | Audyssey Laboratories, Inc. | System and method for automatic multiple listener room acoustic correction with low filter orders |
WO2004002192A1 (en) * | 2002-06-21 | 2003-12-31 | University Of Southern California | System and method for automatic room acoustic correction |
US20040109570A1 (en) * | 2002-06-21 | 2004-06-10 | Sunil Bharitkar | System and method for selective signal cancellation for multiple-listener audio applications |
US8761419B2 (en) * | 2003-08-04 | 2014-06-24 | Harman International Industries, Incorporated | System for selecting speaker locations in an audio system |
US8705755B2 (en) * | 2003-08-04 | 2014-04-22 | Harman International Industries, Inc. | Statistical analysis of potential audio system configurations |
US7526093B2 (en) * | 2003-08-04 | 2009-04-28 | Harman International Industries, Incorporated | System for configuring audio system |
US8280076B2 (en) | 2003-08-04 | 2012-10-02 | Harman International Industries, Incorporated | System and method for audio system configuration |
US8755542B2 (en) * | 2003-08-04 | 2014-06-17 | Harman International Industries, Incorporated | System for selecting correction factors for an audio system |
JP4361354B2 (ja) * | 2003-11-19 | 2009-11-11 | パイオニア株式会社 | 自動音場補正装置及びそのためのコンピュータプログラム |
US7826626B2 (en) | 2004-09-07 | 2010-11-02 | Audyssey Laboratories, Inc. | Cross-over frequency selection and optimization of response around cross-over |
US7720237B2 (en) * | 2004-09-07 | 2010-05-18 | Audyssey Laboratories, Inc. | Phase equalization for multi-channel loudspeaker-room responses |
US8050434B1 (en) | 2006-12-21 | 2011-11-01 | Srs Labs, Inc. | Multi-channel audio enhancement system |
US8363853B2 (en) * | 2007-02-23 | 2013-01-29 | Audyssey Laboratories, Inc. | Room acoustic response modeling and equalization with linear predictive coding and parametric filters |
US8705764B2 (en) | 2010-10-28 | 2014-04-22 | Audyssey Laboratories, Inc. | Audio content enhancement using bandwidth extension techniques |
CN103329571B (zh) | 2011-01-04 | 2016-08-10 | Dts有限责任公司 | 沉浸式音频呈现系统 |
US9094768B2 (en) | 2012-08-02 | 2015-07-28 | Crestron Electronics Inc. | Loudspeaker calibration using multiple wireless microphones |
WO2014190140A1 (en) | 2013-05-23 | 2014-11-27 | Alan Kraemer | Headphone audio enhancement system |
WO2015010864A1 (en) * | 2013-07-22 | 2015-01-29 | Harman Becker Automotive Systems Gmbh | Automatic timbre, loudness and equalization control |
WO2015010865A1 (en) * | 2013-07-22 | 2015-01-29 | Harman Becker Automotive Systems Gmbh | Automatic timbre control |
TWI789947B (zh) * | 2020-10-09 | 2023-01-11 | 美商達特公司 | 使用iir濾波器的基於基因演算法的等化器 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL190797C (nl) * | 1980-03-11 | 1994-08-16 | Hok Lioe Han | Geluidveldsimulatiestelsel en werkwijze voor het ijken daarvan. |
FR2479524A1 (fr) * | 1980-03-31 | 1981-10-02 | Michel Andre | Procede d'etude acoustique dans une salle et dispositif pour la mise en oeuvre |
NL8300671A (nl) * | 1983-02-23 | 1984-09-17 | Philips Nv | Automatisch egalisatiesysteem met dtf of fft. |
US4739513A (en) * | 1984-05-31 | 1988-04-19 | Pioneer Electronic Corporation | Method and apparatus for measuring and correcting acoustic characteristic in sound field |
JPS6195193U (de) * | 1984-11-27 | 1986-06-19 |
-
1987
- 1987-09-16 NL NL8702200A patent/NL8702200A/nl not_active Application Discontinuation
-
1988
- 1988-09-01 US US07/239,573 patent/US4888809A/en not_active Expired - Fee Related
- 1988-09-07 EP EP88201935A patent/EP0308009B1/de not_active Expired - Lifetime
- 1988-09-07 DE DE88201935T patent/DE3881994T2/de not_active Expired - Fee Related
- 1988-09-13 KR KR1019880011793A patent/KR0135984B1/ko not_active IP Right Cessation
- 1988-09-14 JP JP63228865A patent/JP2752386B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE3881994T2 (de) | 1994-01-05 |
EP0308009A1 (de) | 1989-03-22 |
JPH0199400A (ja) | 1989-04-18 |
EP0308009B1 (de) | 1993-06-23 |
NL8702200A (nl) | 1989-04-17 |
KR890005973A (ko) | 1989-05-18 |
JP2752386B2 (ja) | 1998-05-18 |
US4888809A (en) | 1989-12-19 |
KR0135984B1 (ko) | 1998-05-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL |
|
8339 | Ceased/non-payment of the annual fee |