ATE277491T1 - Sechsachsiger raumklangprozessor mit verbesserter matrix und unterdrückunssteuerung - Google Patents

Sechsachsiger raumklangprozessor mit verbesserter matrix und unterdrückunssteuerung

Info

Publication number
ATE277491T1
ATE277491T1 AT97915918T AT97915918T ATE277491T1 AT E277491 T1 ATE277491 T1 AT E277491T1 AT 97915918 T AT97915918 T AT 97915918T AT 97915918 T AT97915918 T AT 97915918T AT E277491 T1 ATE277491 T1 AT E277491T1
Authority
AT
Austria
Prior art keywords
improved
sound processor
suppression control
direction detector
circuit
Prior art date
Application number
AT97915918T
Other languages
English (en)
Inventor
James Wayne Fosgate
Original Assignee
Harman Int Ind
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=24531941&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE277491(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Harman Int Ind filed Critical Harman Int Ind
Application granted granted Critical
Publication of ATE277491T1 publication Critical patent/ATE277491T1/de

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
    • H04S7/301—Automatic calibration of stereophonic sound system, e.g. with test microphone
    • 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
    • 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 
    • H04S5/005—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation  of the pseudo five- or more-channel type, e.g. virtual surround
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/40—Visual indication of stereophonic sound image

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Algebra (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Stereophonic System (AREA)
  • Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Noise Elimination (AREA)
  • Stereo-Broadcasting Methods (AREA)
AT97915918T 1996-04-02 1997-03-14 Sechsachsiger raumklangprozessor mit verbesserter matrix und unterdrückunssteuerung ATE277491T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/631,603 US5625696A (en) 1990-06-08 1996-04-02 Six-axis surround sound processor with improved matrix and cancellation control
PCT/US1997/003849 WO1997037512A1 (en) 1996-04-02 1997-03-14 Six-axis surround sound processor with improved matrix and cancellation control

Publications (1)

Publication Number Publication Date
ATE277491T1 true ATE277491T1 (de) 2004-10-15

Family

ID=24531941

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97915918T ATE277491T1 (de) 1996-04-02 1997-03-14 Sechsachsiger raumklangprozessor mit verbesserter matrix und unterdrückunssteuerung

Country Status (9)

Country Link
US (1) US5625696A (de)
EP (1) EP0963682B1 (de)
AT (1) ATE277491T1 (de)
AU (1) AU712214B2 (de)
BR (1) BR9708424A (de)
CA (1) CA2250810C (de)
DE (2) DE963682T1 (de)
ES (2) ES2144385T1 (de)
WO (1) WO1997037512A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5666424A (en) * 1990-06-08 1997-09-09 Harman International Industries, Inc. Six-axis surround sound processor with automatic balancing and calibration
US6970567B1 (en) 1999-12-03 2005-11-29 Dolby Laboratories Licensing Corporation Method and apparatus for deriving at least one audio signal from two or more input audio signals
US6920223B1 (en) 1999-12-03 2005-07-19 Dolby Laboratories Licensing Corporation Method for deriving at least three audio signals from two input audio signals
US6498852B2 (en) * 1999-12-07 2002-12-24 Anthony Grimani Automatic LFE audio signal derivation system
AU2001231536A1 (en) 2000-02-11 2001-08-20 Tc Electronic A/S Audio center channel phantomizer
KR100809310B1 (ko) * 2000-07-19 2008-03-04 코닌클리케 필립스 일렉트로닉스 엔.브이. 스테레오 서라운드 및/또는 오디오 센터 신호를 구동하기 위한 다중-채널 스테레오 컨버터
TW576122B (en) 2000-08-31 2004-02-11 Dolby Lab Licensing Corp Method for apparatus for audio matrix decoding
US7451006B2 (en) 2001-05-07 2008-11-11 Harman International Industries, Incorporated Sound processing system using distortion limiting techniques
US7447321B2 (en) 2001-05-07 2008-11-04 Harman International Industries, Incorporated Sound processing system for configuration of audio signals in a vehicle
US6804565B2 (en) * 2001-05-07 2004-10-12 Harman International Industries, Incorporated Data-driven software architecture for digital sound processing and equalization
CN1692401B (zh) * 2002-04-12 2011-11-16 雷斯里·R·奥柏梅尔 多轴输入转换器装置和摇杆
JP4744874B2 (ja) * 2002-05-03 2011-08-10 ハーマン インターナショナル インダストリーズ インコーポレイテッド サウンドの検出および特定システム
JP4867914B2 (ja) 2004-03-01 2012-02-01 ドルビー ラボラトリーズ ライセンシング コーポレイション マルチチャンネルオーディオコーディング
US7941091B1 (en) * 2006-06-19 2011-05-10 Rf Magic, Inc. Signal distribution system employing a multi-stage signal combiner network
US8126172B2 (en) * 2007-12-06 2012-02-28 Harman International Industries, Incorporated Spatial processing stereo system
US9986356B2 (en) * 2012-02-15 2018-05-29 Harman International Industries, Incorporated Audio surround processing system
KR102465970B1 (ko) 2017-08-11 2022-11-10 삼성전자주식회사 주변 상황에 기초하여 음악을 재생하는 방법 및 장치

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4316058A (en) * 1972-05-09 1982-02-16 Rca Corporation Sound field transmission system surrounding a listener
JPS5527760B2 (de) * 1973-05-10 1980-07-23
US3982071A (en) * 1974-08-20 1976-09-21 Weiss Edward A Multichannel sound signal processing system employing voltage controlled amplifiers
JPS533801A (en) * 1976-06-30 1978-01-13 Cooper Duane H Multichannel matrix logical system and encoding system
US4941177A (en) * 1985-03-07 1990-07-10 Dolby Laboratories Licensing Corporation Variable matrix decoder
JPS63183495A (ja) * 1987-01-27 1988-07-28 ヤマハ株式会社 音場制御装置
US4932059A (en) * 1988-01-11 1990-06-05 Fosgate Inc. Variable matrix decoder for periphonic reproduction of sound
US5216718A (en) * 1990-04-26 1993-06-01 Sanyo Electric Co., Ltd. Method and apparatus for processing audio signals
US5172415A (en) * 1990-06-08 1992-12-15 Fosgate James W Surround processor
US5504819A (en) * 1990-06-08 1996-04-02 Harman International Industries, Inc. Surround sound processor with improved control voltage generator
US5428687A (en) * 1990-06-08 1995-06-27 James W. Fosgate Control voltage generator multiplier and one-shot for integrated surround sound processor
US5295189A (en) * 1990-06-08 1994-03-15 Fosgate James W Control voltage generator for surround sound processor
US5594800A (en) * 1991-02-15 1997-01-14 Trifield Productions Limited Sound reproduction system having a matrix converter
US5199075A (en) * 1991-11-14 1993-03-30 Fosgate James W Surround sound loudspeakers and processor
US5291557A (en) * 1992-10-13 1994-03-01 Dolby Laboratories Licensing Corporation Adaptive rematrixing of matrixed audio signals

Also Published As

Publication number Publication date
US5625696A (en) 1997-04-29
ES2152870A1 (es) 2001-02-01
DE963682T1 (de) 2000-06-08
CA2250810A1 (en) 1997-10-09
EP0963682A4 (de) 2003-05-07
CA2250810C (en) 2001-05-15
AU2322497A (en) 1997-10-22
ES2144385T1 (es) 2000-06-16
WO1997037512A1 (en) 1997-10-09
BR9708424A (pt) 2000-01-04
AU712214B2 (en) 1999-11-04
EP0963682A1 (de) 1999-12-15
DE69730869D1 (de) 2004-10-28
DE69730869T2 (de) 2005-01-27
EP0963682B1 (de) 2004-09-22
HK1025868A1 (en) 2000-11-24
ES2152870B1 (es) 2001-08-16

Similar Documents

Publication Publication Date Title
FI105522B (fi) Järjestely kotiteatteri- tai muussa äänentoistolaitteistossa
DE69730869D1 (de) Sechsachsiger raumklangprozessor mit verbesserter matrix und unterdrückunssteuerung
US4984273A (en) Enhancing bass
CA2071708C (en) Audio surround system with stereo enhancement and directivity servos
US4408095A (en) Acoustic apparatus
US20080137872A1 (en) Dynamic power sharing in a multi-channel sound system
JPH077350A (ja) 音響再生システム
EP1056310A3 (de) Audiosystem in einem Kraftfahrzeug
AU3864297A (en) Recording and play-back two-channel system for providing a holophonic reproduction of sounds
EP3994592B1 (de) Verfahren und vorrichtung zur verbesserung des effektiven signal-rausch-verhältnisses der analog-digital-umwandlung für mehrband-digitalsignalverarbeitungsvorrichtungen
JPS5577295A (en) Acoustic reproducing device
KR100307301B1 (ko) 공간스테레오신장기를갖는음성신호처리장치
JP4086019B2 (ja) 音量制御装置
US20010014159A1 (en) Audio reproducing apparatus
CA2414501A1 (en) Dynamic power sharing in a multi-channel sound system
US20020048378A1 (en) Deep bass sound booster device
JPS63194500A (ja) ステレオ再生装置
JPH0638300A (ja) 音響再生装置
JPH06245299A (ja) 補聴器
JPH05268700A (ja) ステレオ聴覚補助装置
JPH03108899A (ja) 音声再生装置
CA1041913A (en) Loudspeaker compensation circuits
KR920002607Y1 (ko) 다중 스피커 헤드폰
JPS5832362Y2 (ja) Ｆｍ放送再生装置
KR200314355Y1 (ko) 5.1채널 헤드폰 시스템

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties