ATE275317T1 - Verfahren und vorrichtung zur räumlichen verbesserung von stereo- und monosignalen - Google Patents
Verfahren und vorrichtung zur räumlichen verbesserung von stereo- und monosignalenInfo
- Publication number
- ATE275317T1 ATE275317T1 AT96921325T AT96921325T ATE275317T1 AT E275317 T1 ATE275317 T1 AT E275317T1 AT 96921325 T AT96921325 T AT 96921325T AT 96921325 T AT96921325 T AT 96921325T AT E275317 T1 ATE275317 T1 AT E275317T1
- Authority
- AT
- Austria
- Prior art keywords
- stereo
- enhancement
- signals
- spacial
- monophonic
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Stereophonic System (AREA)
- Stereo-Broadcasting Methods (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/491,138 US5692050A (en) | 1995-06-15 | 1995-06-15 | Method and apparatus for spatially enhancing stereo and monophonic signals |
PCT/US1996/009240 WO1997000594A1 (en) | 1995-06-15 | 1996-06-13 | Method and apparatus for spatially enhancing stereo and monophonic signals |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE275317T1 true ATE275317T1 (de) | 2004-09-15 |
Family
ID=23950946
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT96921325T ATE275317T1 (de) | 1995-06-15 | 1996-06-13 | Verfahren und vorrichtung zur räumlichen verbesserung von stereo- und monosignalen |
Country Status (11)
Country | Link |
---|---|
US (3) | US5692050A (de) |
EP (1) | EP0776593B1 (de) |
JP (1) | JP3420247B2 (de) |
KR (1) | KR100305407B1 (de) |
AT (1) | ATE275317T1 (de) |
AU (1) | AU701204B2 (de) |
BR (1) | BR9606444A (de) |
CA (1) | CA2196779C (de) |
DE (1) | DE69633264D1 (de) |
TW (1) | TW312889B (de) |
WO (1) | WO1997000594A1 (de) |
Families Citing this family (49)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5661808A (en) | 1995-04-27 | 1997-08-26 | Srs Labs, Inc. | Stereo enhancement system |
US5692050A (en) * | 1995-06-15 | 1997-11-25 | Binaura Corporation | Method and apparatus for spatially enhancing stereo and monophonic signals |
US5912975A (en) * | 1995-06-30 | 1999-06-15 | Philips Electronics North America Corp | Method and circuit for creating phantom sources using phase shifting circuitry |
JP3740670B2 (ja) * | 1997-05-20 | 2006-02-01 | 株式会社河合楽器製作所 | ステレオ音像拡大装置 |
SE512719C2 (sv) * | 1997-06-10 | 2000-05-02 | Lars Gustaf Liljeryd | En metod och anordning för reduktion av dataflöde baserad på harmonisk bandbreddsexpansion |
US6947564B1 (en) * | 1999-01-11 | 2005-09-20 | Thomson Licensing | Stereophonic spatial expansion circuit with tonal compensation and active matrixing |
SE9903553D0 (sv) | 1999-01-27 | 1999-10-01 | Lars Liljeryd | Enhancing percepptual performance of SBR and related coding methods by adaptive noise addition (ANA) and noise substitution limiting (NSL) |
EP1171027B1 (de) | 1999-04-22 | 2002-11-27 | Heinrich Wehberg | Vorrichtung zum aufnehmen eines thermooptischen bildes der weiblichen brust |
EP1177707B1 (de) * | 1999-05-13 | 2004-09-15 | Thomson Licensing S.A. | Zentrierung eines räumlich erweiterten stereophonischen tonbildes |
JP2000341798A (ja) * | 1999-05-28 | 2000-12-08 | Sanyo Electric Co Ltd | ステレオ音像拡大装置 |
UA70964C2 (uk) * | 1999-07-20 | 2004-11-15 | Конінклійке Філіпс Електронікс Н.В. | Носій запису, що несе стереосигнал та інформаційний сигнал |
AU2013400A (en) | 1999-11-25 | 2001-06-04 | Embracing Sound Experience Ab | A method of processing and reproducing an audio stereo signal, and an audio stereo signal reproduction system |
SE0001926D0 (sv) | 2000-05-23 | 2000-05-23 | Lars Liljeryd | Improved spectral translation/folding in the subband domain |
US7660424B2 (en) * | 2001-02-07 | 2010-02-09 | Dolby Laboratories Licensing Corporation | Audio channel spatial translation |
GB0106269D0 (en) * | 2001-03-14 | 2001-05-02 | Auntiegravity Ltd | Improvements in noise cancellation |
JP4371621B2 (ja) * | 2001-03-22 | 2009-11-25 | 新日本無線株式会社 | サラウンド再生回路 |
US8605911B2 (en) | 2001-07-10 | 2013-12-10 | Dolby International Ab | Efficient and scalable parametric stereo coding for low bitrate audio coding applications |
SE0202159D0 (sv) | 2001-07-10 | 2002-07-09 | Coding Technologies Sweden Ab | Efficientand scalable parametric stereo coding for low bitrate applications |
US7752266B2 (en) | 2001-10-11 | 2010-07-06 | Ebay Inc. | System and method to facilitate translation of communications between entities over a network |
EP1423847B1 (de) | 2001-11-29 | 2005-02-02 | Coding Technologies AB | Wiederherstellung von hochfrequenzkomponenten |
US6735314B2 (en) * | 2002-05-13 | 2004-05-11 | Thomson Licensing S.A. | Expanded stereophonic circuit with tonal compensation |
US7564982B1 (en) * | 2002-06-25 | 2009-07-21 | Phantom Technologies, Inc. | Two channel audio surround sound circuit |
SE0202770D0 (sv) | 2002-09-18 | 2002-09-18 | Coding Technologies Sweden Ab | Method for reduction of aliasing introduces by spectral envelope adjustment in real-valued filterbanks |
FI118370B (fi) | 2002-11-22 | 2007-10-15 | Nokia Corp | Stereolaajennusverkon ulostulon ekvalisointi |
SE527062C2 (sv) * | 2003-07-21 | 2005-12-13 | Embracing Sound Experience Ab | Stereoljudbehandlingsmetod, -anordning och -system |
US7623669B2 (en) * | 2005-03-25 | 2009-11-24 | Upbeat Audio, Inc. | Simplified amplifier providing sharing of music with enhanced spatial presence through multiple headphone jacks |
SE530180C2 (sv) * | 2006-04-19 | 2008-03-18 | Embracing Sound Experience Ab | Högtalaranordning |
US8619998B2 (en) * | 2006-08-07 | 2013-12-31 | Creative Technology Ltd | Spatial audio enhancement processing method and apparatus |
US8639782B2 (en) | 2006-08-23 | 2014-01-28 | Ebay, Inc. | Method and system for sharing metadata between interfaces |
US8363842B2 (en) * | 2006-11-30 | 2013-01-29 | Sony Corporation | Playback method and apparatus, program, and recording medium |
US20080165976A1 (en) * | 2007-01-05 | 2008-07-10 | Altec Lansing Technologies, A Division Of Plantronics, Inc. | System and method for stereo sound field expansion |
US8073153B2 (en) * | 2007-02-21 | 2011-12-06 | Knowles Electronics, Llc | System and method for engaging in conversation while using an earphone |
EP1988746A3 (de) * | 2007-03-31 | 2009-09-09 | Sony Deutschland Gmbh | Verfahren zur Ausgabe von Audiosignalen und Audiodekodierer |
EP2197105A1 (de) * | 2007-09-27 | 2010-06-16 | Yamaha Corporation | Elektronische vorrichtung |
US8121318B1 (en) * | 2008-05-08 | 2012-02-21 | Ambourn Paul R | Two channel audio surround sound circuit with automatic level control |
US20100027799A1 (en) * | 2008-07-31 | 2010-02-04 | Sony Ericsson Mobile Communications Ab | Asymmetrical delay audio crosstalk cancellation systems, methods and electronic devices including the same |
US8577065B2 (en) * | 2009-06-12 | 2013-11-05 | Conexant Systems, Inc. | Systems and methods for creating immersion surround sound and virtual speakers effects |
US8571232B2 (en) * | 2009-09-11 | 2013-10-29 | Barry Stephen Goldfarb | Apparatus and method for a complete audio signal |
US8259960B2 (en) * | 2009-09-11 | 2012-09-04 | BSG Laboratory, LLC | Phase layering apparatus and method for a complete audio signal |
US8553892B2 (en) * | 2010-01-06 | 2013-10-08 | Apple Inc. | Processing a multi-channel signal for output to a mono speaker |
CH703501A2 (de) * | 2010-08-03 | 2012-02-15 | Stormingswiss Gmbh | Vorrichtung und Verfahren zur Auswertung und Optimierung von Signalen auf der Basis algebraischer Invarianten. |
JP5556673B2 (ja) * | 2011-01-11 | 2014-07-23 | 株式会社Jvcケンウッド | 音声信号補正装置、音声信号補正方法及びプログラム |
JP5776223B2 (ja) * | 2011-03-02 | 2015-09-09 | ソニー株式会社 | 音像制御装置および音像制御方法 |
US8913752B2 (en) * | 2012-03-22 | 2014-12-16 | Htc Corporation | Audio signal measurement method for speaker and electronic apparatus having the speaker |
WO2013179100A1 (en) * | 2012-06-01 | 2013-12-05 | Nokia Coporation | Stereo audio output, associated apparatus and methods |
US9084047B2 (en) | 2013-03-15 | 2015-07-14 | Richard O'Polka | Portable sound system |
US10149058B2 (en) | 2013-03-15 | 2018-12-04 | Richard O'Polka | Portable sound system |
USD740784S1 (en) | 2014-03-14 | 2015-10-13 | Richard O'Polka | Portable sound device |
WO2022035730A1 (en) * | 2020-08-13 | 2022-02-17 | Owlet Baby Care, Inc. | Multi-channel common-mode coupled ac gain amplifier |
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-
1995
- 1995-06-15 US US08/491,138 patent/US5692050A/en not_active Expired - Fee Related
- 1995-06-30 TW TW084106768A patent/TW312889B/zh active
-
1996
- 1996-06-13 AU AU62572/96A patent/AU701204B2/en not_active Ceased
- 1996-06-13 JP JP50316897A patent/JP3420247B2/ja not_active Expired - Fee Related
- 1996-06-13 CA CA002196779A patent/CA2196779C/en not_active Expired - Fee Related
- 1996-06-13 DE DE69633264T patent/DE69633264D1/de not_active Expired - Lifetime
- 1996-06-13 KR KR1019970700916A patent/KR100305407B1/ko not_active IP Right Cessation
- 1996-06-13 WO PCT/US1996/009240 patent/WO1997000594A1/en active IP Right Grant
- 1996-06-13 EP EP96921325A patent/EP0776593B1/de not_active Expired - Lifetime
- 1996-06-13 AT AT96921325T patent/ATE275317T1/de not_active IP Right Cessation
- 1996-06-13 BR BR9606444A patent/BR9606444A/pt unknown
-
1997
- 1997-05-08 US US08/848,402 patent/US5883962A/en not_active Expired - Fee Related
- 1997-05-08 US US08/848,386 patent/US5850454A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2196779A1 (en) | 1997-01-03 |
US5883962A (en) | 1999-03-16 |
TW312889B (de) | 1997-08-11 |
EP0776593B1 (de) | 2004-09-01 |
EP0776593A1 (de) | 1997-06-04 |
US5692050A (en) | 1997-11-25 |
WO1997000594A1 (en) | 1997-01-03 |
AU701204B2 (en) | 1999-01-21 |
AU6257296A (en) | 1997-01-15 |
JPH10504170A (ja) | 1998-04-14 |
CA2196779C (en) | 1999-08-03 |
BR9606444A (pt) | 1997-09-02 |
DE69633264D1 (de) | 2004-10-07 |
KR970705326A (ko) | 1997-09-06 |
KR100305407B1 (ko) | 2001-09-28 |
US5850454A (en) | 1998-12-15 |
MX9701199A (es) | 1998-05-31 |
JP3420247B2 (ja) | 2003-06-23 |
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