TW247390B - Apparatus and method for adjusting levels between channels of a sound system - Google Patents
Apparatus and method for adjusting levels between channels of a sound systemInfo
- Publication number
- TW247390B TW247390B TW083103871A TW83103871A TW247390B TW 247390 B TW247390 B TW 247390B TW 083103871 A TW083103871 A TW 083103871A TW 83103871 A TW83103871 A TW 83103871A TW 247390 B TW247390 B TW 247390B
- Authority
- TW
- Taiwan
- Prior art keywords
- channels
- centre
- channel
- centre channel
- sound system
- Prior art date
Links
Classifications
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/02—Systems employing more than two channels, e.g. quadraphonic of the matrix type, i.e. in which input signals are combined algebraically, e.g. after having been phase shifted with respect to each other
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/234,693 US5530760A (en) | 1994-04-29 | 1994-04-29 | Apparatus and method for adjusting levels between channels of a sound system |
Publications (1)
Publication Number | Publication Date |
---|---|
TW247390B true TW247390B (en) | 1995-05-11 |
Family
ID=22882411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
TW083103871A TW247390B (en) | 1994-04-29 | 1994-04-29 | Apparatus and method for adjusting levels between channels of a sound system |
Country Status (4)
Country | Link |
---|---|
US (1) | US5530760A (zh) |
AU (1) | AU2401995A (zh) |
TW (1) | TW247390B (zh) |
WO (1) | WO1995030322A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI420918B (zh) * | 2005-12-02 | 2013-12-21 | Dolby Lab Licensing Corp | 低複雜度音訊矩陣解碼器 |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7415120B1 (en) | 1998-04-14 | 2008-08-19 | Akiba Electronics Institute Llc | User adjustable volume control that accommodates hearing |
US6311155B1 (en) | 2000-02-04 | 2001-10-30 | Hearing Enhancement Company Llc | Use of voice-to-remaining audio (VRA) in consumer applications |
ATE472193T1 (de) * | 1998-04-14 | 2010-07-15 | Hearing Enhancement Co Llc | Vom benutzer einstellbare lautstärkensteuerung zur höranpassung |
US6782111B1 (en) * | 1998-07-09 | 2004-08-24 | Bose Corporation | Multiple voicecoil and driver transducing |
US6931134B1 (en) * | 1998-07-28 | 2005-08-16 | James K. Waller, Jr. | Multi-dimensional processor and multi-dimensional audio processor system |
AR024353A1 (es) | 1999-06-15 | 2002-10-02 | He Chunhong | Audifono y equipo auxiliar interactivo con relacion de voz a audio remanente |
US6442278B1 (en) * | 1999-06-15 | 2002-08-27 | Hearing Enhancement Company, Llc | Voice-to-remaining audio (VRA) interactive center channel downmix |
JP4023036B2 (ja) * | 1999-07-06 | 2007-12-19 | 松下電器産業株式会社 | 車載用音響システム |
US7266501B2 (en) * | 2000-03-02 | 2007-09-04 | Akiba Electronics Institute Llc | Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process |
US6351733B1 (en) | 2000-03-02 | 2002-02-26 | Hearing Enhancement Company, Llc | Method and apparatus for accommodating primary content audio and secondary content remaining audio capability in the digital audio production process |
US20040096065A1 (en) * | 2000-05-26 | 2004-05-20 | Vaudrey Michael A. | Voice-to-remaining audio (VRA) interactive center channel downmix |
JP2002354600A (ja) * | 2001-05-29 | 2002-12-06 | Pioneer Electronic Corp | 音響装置 |
JP4215967B2 (ja) * | 2001-05-29 | 2009-01-28 | パイオニア株式会社 | 音響装置 |
US7668317B2 (en) * | 2001-05-30 | 2010-02-23 | Sony Corporation | Audio post processing in DVD, DTV and other audio visual products |
US20050185806A1 (en) * | 2003-02-14 | 2005-08-25 | Salvador Eduardo T. | Controlling fading and surround signal level |
US7305097B2 (en) * | 2003-02-14 | 2007-12-04 | Bose Corporation | Controlling fading and surround signal level |
US7251337B2 (en) * | 2003-04-24 | 2007-07-31 | Dolby Laboratories Licensing Corporation | Volume control in movie theaters |
US7551745B2 (en) * | 2003-04-24 | 2009-06-23 | Dolby Laboratories Licensing Corporation | Volume and compression control in movie theaters |
JP4486646B2 (ja) * | 2003-05-28 | 2010-06-23 | ドルビー・ラボラトリーズ・ライセンシング・コーポレーション | オーディオ信号の感知音量を計算し調整する方法、装置及びコンピュータプログラム |
US8199933B2 (en) | 2004-10-26 | 2012-06-12 | Dolby Laboratories Licensing Corporation | Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
US8090120B2 (en) * | 2004-10-26 | 2012-01-03 | Dolby Laboratories Licensing Corporation | Calculating and adjusting the perceived loudness and/or the perceived spectral balance of an audio signal |
BRPI0622303B1 (pt) * | 2005-04-18 | 2016-03-01 | Basf Se | copolímeros cp na forma de um polímero obtido por polimerização com radical de pelo menos três monômeros m diferentes monoetilenicamente insaturados |
TWI517562B (zh) * | 2006-04-04 | 2016-01-11 | 杜比實驗室特許公司 | 用於將多聲道音訊信號之全面感知響度縮放一期望量的方法、裝置及電腦程式 |
CN101410892B (zh) * | 2006-04-04 | 2012-08-08 | 杜比实验室特许公司 | 改进的离散余弦变换域中的音频信号响度测量及修改 |
MY141426A (en) | 2006-04-27 | 2010-04-30 | Dolby Lab Licensing Corp | Audio gain control using specific-loudness-based auditory event detection |
US8849433B2 (en) | 2006-10-20 | 2014-09-30 | Dolby Laboratories Licensing Corporation | Audio dynamics processing using a reset |
US8521314B2 (en) * | 2006-11-01 | 2013-08-27 | Dolby Laboratories Licensing Corporation | Hierarchical control path with constraints for audio dynamics processing |
BRPI0813723B1 (pt) * | 2007-07-13 | 2020-02-04 | Dolby Laboratories Licensing Corp | método para controlar o nível de intensidade do som de eventos auditivos, memória legível por computador não transitória, sistema de computador e aparelho |
JP4854630B2 (ja) * | 2007-09-13 | 2012-01-18 | 富士通株式会社 | 音処理装置、利得制御装置、利得制御方法及びコンピュータプログラム |
KR100889478B1 (ko) * | 2007-11-23 | 2009-03-19 | 정원섭 | 다중 음상을 갖는 음향 장치 |
KR101597375B1 (ko) | 2007-12-21 | 2016-02-24 | 디티에스 엘엘씨 | 오디오 신호의 인지된 음량을 조절하기 위한 시스템 |
US8538042B2 (en) | 2009-08-11 | 2013-09-17 | Dts Llc | System for increasing perceived loudness of speakers |
CA2941646C (en) | 2009-10-05 | 2019-09-10 | Harman International Industries, Incorporated | Multichannel audio system having audio channel compensation |
US9312829B2 (en) | 2012-04-12 | 2016-04-12 | Dts Llc | System for adjusting loudness of audio signals in real time |
CN111512642B (zh) * | 2017-12-28 | 2022-04-29 | 索尼公司 | 显示设备和信号生成设备 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2019615A (en) * | 1933-11-21 | 1935-11-05 | Electrical Res Prod Inc | Sound transmission system |
JPS5317283B2 (zh) * | 1973-03-07 | 1978-06-07 | ||
US4589129A (en) * | 1984-02-21 | 1986-05-13 | Kintek, Inc. | Signal decoding system |
US5222059A (en) * | 1988-01-06 | 1993-06-22 | Lucasfilm Ltd. | Surround-sound system with motion picture soundtrack timbre correction, surround sound channel timbre correction, defined loudspeaker directionality, and reduced comb-filter effects |
US5189703A (en) * | 1988-01-06 | 1993-02-23 | Lucasarts Entertainment Company | Timbre correction units for use in sound systems |
US5043970A (en) * | 1988-01-06 | 1991-08-27 | Lucasarts Entertainment Company | Sound system with source material and surround timbre response correction, specified front and surround loudspeaker directionality, and multi-loudspeaker surround |
US4932059A (en) * | 1988-01-11 | 1990-06-05 | Fosgate Inc. | Variable matrix decoder for periphonic reproduction of sound |
JPH0720319B2 (ja) * | 1988-08-12 | 1995-03-06 | 三洋電機株式会社 | センターモードコントロール回路 |
JPH02256400A (ja) * | 1989-03-29 | 1990-10-17 | Pioneer Electron Corp | オーディオ信号再生装置 |
US5172415A (en) * | 1990-06-08 | 1992-12-15 | Fosgate James W | Surround processor |
US5199075A (en) * | 1991-11-14 | 1993-03-30 | Fosgate James W | Surround sound loudspeakers and processor |
FI102799B (fi) * | 1993-06-15 | 1999-02-15 | Nokia Technology Gmbh | Paranettu Dolby Prologic -dekooderi |
-
1994
- 1994-04-29 TW TW083103871A patent/TW247390B/zh active
- 1994-04-29 US US08/234,693 patent/US5530760A/en not_active Expired - Fee Related
-
1995
- 1995-04-28 WO PCT/CA1995/000255 patent/WO1995030322A1/en active Application Filing
- 1995-04-28 AU AU24019/95A patent/AU2401995A/en not_active Abandoned
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI420918B (zh) * | 2005-12-02 | 2013-12-21 | Dolby Lab Licensing Corp | 低複雜度音訊矩陣解碼器 |
Also Published As
Publication number | Publication date |
---|---|
WO1995030322A1 (en) | 1995-11-09 |
US5530760A (en) | 1996-06-25 |
AU2401995A (en) | 1995-11-29 |
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