CN1402952A - 定向声音的方法和设备 - Google Patents
定向声音的方法和设备 Download PDFInfo
- Publication number
- CN1402952A CN1402952A CN00816322A CN00816322A CN1402952A CN 1402952 A CN1402952 A CN 1402952A CN 00816322 A CN00816322 A CN 00816322A CN 00816322 A CN00816322 A CN 00816322A CN 1402952 A CN1402952 A CN 1402952A
- Authority
- CN
- China
- Prior art keywords
- signal
- translator
- output
- array
- delay
- 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.)
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
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- 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
- H04S5/02—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 four-channel type, e.g. in which rear channel signals are derived from two-channel stereo signals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41H—ARMOUR; ARMOURED TURRETS; ARMOURED OR ARMED VEHICLES; MEANS OF ATTACK OR DEFENCE, e.g. CAMOUFLAGE, IN GENERAL
- F41H13/00—Means of attack or defence not otherwise provided for
- F41H13/0043—Directed energy weapons, i.e. devices that direct a beam of high energy content toward a target for incapacitating or destroying the target
- F41H13/0081—Directed energy weapons, i.e. devices that direct a beam of high energy content toward a target for incapacitating or destroying the target the high-energy beam being acoustic, e.g. sonic, infrasonic or ultrasonic
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K15/00—Acoustics not otherwise provided for
- G10K15/04—Sound-producing devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2203/00—Details of circuits for transducers, loudspeakers or microphones covered by H04R3/00 but not provided for in any of its subgroups
- H04R2203/12—Beamforming aspects for stereophonic sound reproduction with loudspeaker arrays
Landscapes
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Physics & Mathematics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- General Health & Medical Sciences (AREA)
- Radar, Positioning & Navigation (AREA)
- Multimedia (AREA)
- Remote Sensing (AREA)
- General Engineering & Computer Science (AREA)
- Circuit For Audible Band Transducer (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Stereophonic System (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Diaphragms For Electromechanical Transducers (AREA)
Abstract
Description
Claims (223)
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9922919.7 | 1999-09-29 | ||
GBGB9922919.7A GB9922919D0 (en) | 1999-09-29 | 1999-09-29 | Transducer systems |
GB0011973A GB0011973D0 (en) | 2000-05-19 | 2000-05-19 | Steerable antennae |
GB0011973.5 | 2000-05-19 | ||
GB0022479A GB0022479D0 (en) | 2000-09-13 | 2000-09-13 | Audio playback system |
GB0022479.0 | 2000-09-13 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNA2007101669446A Division CN101165775A (zh) | 1999-09-29 | 2000-09-29 | 定向声音的方法和设备 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1402952A true CN1402952A (zh) | 2003-03-12 |
CN100358393C CN100358393C (zh) | 2007-12-26 |
Family
ID=27255724
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB008163227A Expired - Lifetime CN100358393C (zh) | 1999-09-29 | 2000-09-29 | 定向声音的方法和设备 |
Country Status (9)
Country | Link |
---|---|
US (3) | US7577260B1 (zh) |
EP (2) | EP1855506A2 (zh) |
JP (2) | JP5306565B2 (zh) |
KR (1) | KR100638960B1 (zh) |
CN (1) | CN100358393C (zh) |
AT (1) | ATE376892T1 (zh) |
AU (1) | AU7538000A (zh) |
DE (1) | DE60036958T2 (zh) |
WO (1) | WO2001023104A2 (zh) |
Cited By (25)
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CN1906972B (zh) * | 2004-01-05 | 2010-09-29 | 雅马哈株式会社 | 扬声器阵列用的音频信号供给装置 |
CN101884225A (zh) * | 2006-05-22 | 2010-11-10 | 奥迪欧彼塞尔斯有限公司 | 具有期望的方向图的直接数字扬声器 |
US8130988B2 (en) | 2004-10-18 | 2012-03-06 | Sony Corporation | Method and apparatus for reproducing audio signal |
CN102792712A (zh) * | 2010-03-18 | 2012-11-21 | 皇家飞利浦电子股份有限公司 | 扬声器系统及其操作方法 |
CN101533090B (zh) * | 2008-03-14 | 2013-03-13 | 华为终端有限公司 | 一种阵列麦克的声音定位方法和装置 |
CN103119642A (zh) * | 2010-09-28 | 2013-05-22 | 雅马哈株式会社 | 音频输出装置和音频输出方法 |
CN103782339A (zh) * | 2012-07-02 | 2014-05-07 | 索尼公司 | 解码装置和方法、编码装置和方法、以及程序 |
CN105679302A (zh) * | 2014-12-08 | 2016-06-15 | 哈曼国际工业有限公司 | 定向声音修改 |
US9437198B2 (en) | 2012-07-02 | 2016-09-06 | Sony Corporation | Decoding device, decoding method, encoding device, encoding method, and program |
CN106954142A (zh) * | 2017-05-12 | 2017-07-14 | 微鲸科技有限公司 | 定向发声方法、装置及电子设备 |
CN107995558A (zh) * | 2017-12-06 | 2018-05-04 | 青岛海信电器股份有限公司 | 音效处理方法及装置 |
CN108344973A (zh) * | 2016-12-21 | 2018-07-31 | 诺泰克安全控制有限责任公司 | 使用音频束进行音频探测的系统和方法 |
CN108476354A (zh) * | 2016-01-04 | 2018-08-31 | 哈曼贝克自动系统股份有限公司 | 扬声器组件 |
US10083700B2 (en) | 2012-07-02 | 2018-09-25 | Sony Corporation | Decoding device, decoding method, encoding device, encoding method, and program |
CN108737940A (zh) * | 2018-04-24 | 2018-11-02 | 深圳市编际智能科技有限公司 | 一种高指向性特种扬声器扩声系统 |
US10140995B2 (en) | 2012-07-02 | 2018-11-27 | Sony Corporation | Decoding device, decoding method, encoding device, encoding method, and program |
CN109155885A (zh) * | 2016-05-30 | 2019-01-04 | 索尼公司 | 局部声场形成装置、局部声场形成方法和程序 |
US10531209B1 (en) | 2018-08-14 | 2020-01-07 | International Business Machines Corporation | Residual syncing of sound with light to produce a starter sound at live and latent events |
CN110749343A (zh) * | 2019-09-29 | 2020-02-04 | 杭州电子科技大学 | 基于六边形网格布局的多频带mems超声换能器阵列 |
CN111754971A (zh) * | 2020-07-10 | 2020-10-09 | 昆山泷涛机电设备有限公司 | 一种主动降噪智能集装箱系统及主动降噪方法 |
CN112467399A (zh) * | 2020-11-18 | 2021-03-09 | 厦门大学 | 正馈激励多频点新型圆极化毫米波宽带平面反射阵列天线 |
CN113030848A (zh) * | 2021-03-19 | 2021-06-25 | 星阅科技(深圳)有限公司 | 一种辨别声音是否为定向声源的装置 |
TWI736122B (zh) * | 2020-02-04 | 2021-08-11 | 香港商冠捷投資有限公司 | 用於聲學回聲消除的時間延遲校準方法及電視裝置 |
TWI809728B (zh) * | 2022-02-23 | 2023-07-21 | 律芯科技股份有限公司 | 雜訊抑制音量控制系統及方法 |
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WO2002078388A2 (en) * | 2001-03-27 | 2002-10-03 | 1... Limited | Method and apparatus to create a sound field |
GB0200291D0 (en) * | 2002-01-08 | 2002-02-20 | 1 Ltd | Digital loudspeaker system |
DE10117529B4 (de) * | 2001-04-07 | 2005-04-28 | Daimler Chrysler Ag | Ultraschallbasiertes parametrisches Lautsprechersystem |
US6804565B2 (en) * | 2001-05-07 | 2004-10-12 | Harman International Industries, Incorporated | Data-driven software architecture for digital sound processing and equalization |
GB2378876B (en) * | 2001-08-13 | 2005-06-15 | 1 Ltd | Controller interface for directional sound system |
GB0200149D0 (en) * | 2002-01-04 | 2002-02-20 | 1 Ltd | Surround-sound system |
GB0203895D0 (en) | 2002-02-19 | 2002-04-03 | 1 Ltd | Compact surround-sound system |
US20040114770A1 (en) * | 2002-10-30 | 2004-06-17 | Pompei Frank Joseph | Directed acoustic sound system |
DE10254404B4 (de) * | 2002-11-21 | 2004-11-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Audiowiedergabesystem und Verfahren zum Wiedergeben eines Audiosignals |
US7706544B2 (en) | 2002-11-21 | 2010-04-27 | Fraunhofer-Geselleschaft Zur Forderung Der Angewandten Forschung E.V. | Audio reproduction system and method for reproducing an audio signal |
US8139797B2 (en) * | 2002-12-03 | 2012-03-20 | Bose Corporation | Directional electroacoustical transducing |
US7676047B2 (en) * | 2002-12-03 | 2010-03-09 | Bose Corporation | Electroacoustical transducing with low frequency augmenting devices |
KR20040061247A (ko) * | 2002-12-30 | 2004-07-07 | 블루텍 주식회사 | 반사형 서라운드 스피커 일체형 프론트 스피커가 채용된스피커 시스템 |
GB0301093D0 (en) * | 2003-01-17 | 2003-02-19 | 1 Ltd | Set-up method for array-type sound systems |
GB0304126D0 (en) * | 2003-02-24 | 2003-03-26 | 1 Ltd | Sound beam loudspeaker system |
JP4134755B2 (ja) * | 2003-02-28 | 2008-08-20 | ヤマハ株式会社 | スピーカーアレイ駆動装置 |
US6809586B1 (en) * | 2003-05-13 | 2004-10-26 | Raytheon Company | Digital switching power amplifier |
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US7684574B2 (en) | 2003-05-27 | 2010-03-23 | Harman International Industries, Incorporated | Reflective loudspeaker array |
US7826622B2 (en) | 2003-05-27 | 2010-11-02 | Harman International Industries, Incorporated | Constant-beamwidth loudspeaker array |
JP3876850B2 (ja) * | 2003-06-02 | 2007-02-07 | ヤマハ株式会社 | アレースピーカーシステム |
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Also Published As
Publication number | Publication date |
---|---|
EP1224037A2 (en) | 2002-07-24 |
DE60036958D1 (de) | 2007-12-13 |
EP1224037B1 (en) | 2007-10-31 |
US8325941B2 (en) | 2012-12-04 |
WO2001023104A3 (en) | 2002-03-14 |
AU7538000A (en) | 2001-04-30 |
ATE376892T1 (de) | 2007-11-15 |
KR20020059600A (ko) | 2002-07-13 |
EP1855506A2 (en) | 2007-11-14 |
DE60036958T2 (de) | 2008-08-14 |
WO2001023104A2 (en) | 2001-04-05 |
JP2003510924A (ja) | 2003-03-18 |
US20090296954A1 (en) | 2009-12-03 |
CN100358393C (zh) | 2007-12-26 |
JP2012085340A (ja) | 2012-04-26 |
US7577260B1 (en) | 2009-08-18 |
US20130142337A1 (en) | 2013-06-06 |
JP5306565B2 (ja) | 2013-10-02 |
KR100638960B1 (ko) | 2006-10-25 |
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