CN100539737C - 产生声场的方法和装置 - Google Patents
产生声场的方法和装置 Download PDFInfo
- Publication number
- CN100539737C CN100539737C CNB028105192A CN02810519A CN100539737C CN 100539737 C CN100539737 C CN 100539737C CN B028105192 A CNB028105192 A CN B028105192A CN 02810519 A CN02810519 A CN 02810519A CN 100539737 C CN100539737 C CN 100539737C
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Images
Classifications
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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
-
- 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
- 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
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
-
- 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
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
-
- 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
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
- H04R2201/401—2D or 3D arrays of transducers
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
- H04R2205/022—Plurality of transducers corresponding to a plurality of sound channels in each earpiece of headphones or in a single enclosure
-
- 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
- H04S—STEREOPHONIC SYSTEMS
- H04S3/00—Systems employing more than two channels, e.g. quadraphonic
- H04S3/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
Abstract
Description
Claims (77)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0107699A GB2373956A (en) | 2001-03-27 | 2001-03-27 | Method and apparatus to create a sound field |
GB0107699.1 | 2001-03-27 | ||
GB0200291A GB0200291D0 (en) | 2002-01-08 | 2002-01-08 | Digital loudspeaker system |
GB0200291.3 | 2002-01-08 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910165582A Division CN101674512A (zh) | 2001-03-27 | 2002-03-27 | 产生声场的方法和装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1605225A CN1605225A (zh) | 2005-04-06 |
CN100539737C true CN100539737C (zh) | 2009-09-09 |
Family
ID=26245903
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028105192A Expired - Lifetime CN100539737C (zh) | 2001-03-27 | 2002-03-27 | 产生声场的方法和装置 |
CN200910165582A Pending CN101674512A (zh) | 2001-03-27 | 2002-03-27 | 产生声场的方法和装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200910165582A Pending CN101674512A (zh) | 2001-03-27 | 2002-03-27 | 产生声场的方法和装置 |
Country Status (8)
Country | Link |
---|---|
US (2) | US7515719B2 (zh) |
EP (1) | EP1402755A2 (zh) |
JP (2) | JP4445705B2 (zh) |
KR (1) | KR100922910B1 (zh) |
CN (2) | CN100539737C (zh) |
AU (1) | AU2002244845A1 (zh) |
GB (1) | GB2376595B (zh) |
WO (1) | WO2002078388A2 (zh) |
Families Citing this family (197)
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GB9506725D0 (en) * | 1995-03-31 | 1995-05-24 | Hooley Anthony | Improvements in or relating to loudspeakers |
KR100638960B1 (ko) | 1999-09-29 | 2006-10-25 | 1...리미티드 | 음향 지향 방법 및 장치 |
KR100922910B1 (ko) | 2001-03-27 | 2009-10-22 | 캠브리지 메카트로닉스 리미티드 | 사운드 필드를 생성하는 방법 및 장치 |
GB0124352D0 (en) * | 2001-10-11 | 2001-11-28 | 1 Ltd | Signal processing device for acoustic transducer array |
GB0203895D0 (en) * | 2002-02-19 | 2002-04-03 | 1 Ltd | Compact surround-sound system |
GB2393601B (en) * | 2002-07-19 | 2005-09-21 | 1 Ltd | Digital loudspeaker system |
KR101014404B1 (ko) * | 2002-11-15 | 2011-02-15 | 소니 주식회사 | 오디오신호의 처리방법 및 처리장치 |
JP2004172786A (ja) * | 2002-11-19 | 2004-06-17 | Sony Corp | オーディオ信号の再生方法および再生装置 |
JP3821229B2 (ja) * | 2002-12-09 | 2006-09-13 | ソニー株式会社 | オーディオ信号の再生方法および再生装置 |
GB0301093D0 (en) * | 2003-01-17 | 2003-02-19 | 1 Ltd | Set-up method for array-type sound systems |
JP3743436B2 (ja) | 2003-02-10 | 2006-02-08 | 株式会社村田製作所 | スピーカシステム |
GB0304126D0 (en) * | 2003-02-24 | 2003-03-26 | 1 Ltd | Sound beam loudspeaker system |
JP2004328513A (ja) * | 2003-04-25 | 2004-11-18 | Pioneer Electronic Corp | 音声データ処理装置、音声データ処理方法、そのプログラム、および、そのプログラムを記録した記録媒体 |
JP4007254B2 (ja) | 2003-06-02 | 2007-11-14 | ヤマハ株式会社 | アレースピーカーシステム |
JP4007255B2 (ja) | 2003-06-02 | 2007-11-14 | ヤマハ株式会社 | アレースピーカーシステム |
JP4127156B2 (ja) * | 2003-08-08 | 2008-07-30 | ヤマハ株式会社 | オーディオ再生装置、ラインアレイスピーカユニットおよびオーディオ再生方法 |
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JP4349123B2 (ja) | 2003-12-25 | 2009-10-21 | ヤマハ株式会社 | 音声出力装置 |
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JP4251077B2 (ja) * | 2004-01-07 | 2009-04-08 | ヤマハ株式会社 | スピーカ装置 |
JP4161906B2 (ja) * | 2004-01-07 | 2008-10-08 | ヤマハ株式会社 | スピーカ装置 |
CN1765154B (zh) * | 2004-02-26 | 2010-07-14 | 松下电器产业株式会社 | 声频处理装置 |
FI120126B (fi) * | 2004-04-30 | 2009-06-30 | Aura Audio Oy | Menetelmä tasaisen ääniaaltorintaman aikaansaamiseksi sekä tasoaaltosuuntain, kaiutinrakenne ja akustinen linjasäteilijä |
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JP4501559B2 (ja) | 2004-07-07 | 2010-07-14 | ヤマハ株式会社 | スピーカ装置の指向性制御方法およびオーディオ再生装置 |
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JP3915804B2 (ja) | 2004-08-26 | 2007-05-16 | ヤマハ株式会社 | オーディオ再生装置 |
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2002
- 2002-03-27 KR KR1020037012652A patent/KR100922910B1/ko active IP Right Grant
- 2002-03-27 CN CNB028105192A patent/CN100539737C/zh not_active Expired - Lifetime
- 2002-03-27 AU AU2002244845A patent/AU2002244845A1/en not_active Abandoned
- 2002-03-27 GB GB0207219A patent/GB2376595B/en not_active Expired - Lifetime
- 2002-03-27 WO PCT/GB2002/001472 patent/WO2002078388A2/en active Application Filing
- 2002-03-27 JP JP2002576475A patent/JP4445705B2/ja not_active Expired - Lifetime
- 2002-03-27 US US10/471,451 patent/US7515719B2/en active Active
- 2002-03-27 EP EP02713055A patent/EP1402755A2/en not_active Ceased
- 2002-03-27 CN CN200910165582A patent/CN101674512A/zh active Pending
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2007
- 2007-06-06 JP JP2007150318A patent/JP2007236005A/ja active Pending
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Also Published As
Publication number | Publication date |
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JP4445705B2 (ja) | 2010-04-07 |
US20040151325A1 (en) | 2004-08-05 |
GB2376595A (en) | 2002-12-18 |
AU2002244845A1 (en) | 2002-10-08 |
KR20040004566A (ko) | 2004-01-13 |
GB2376595B (en) | 2003-12-24 |
CN101674512A (zh) | 2010-03-17 |
JP2007236005A (ja) | 2007-09-13 |
WO2002078388A3 (en) | 2004-01-08 |
US7515719B2 (en) | 2009-04-07 |
KR100922910B1 (ko) | 2009-10-22 |
US20090161880A1 (en) | 2009-06-25 |
GB0207219D0 (en) | 2002-05-08 |
EP1402755A2 (en) | 2004-03-31 |
CN1605225A (zh) | 2005-04-06 |
WO2002078388A2 (en) | 2002-10-03 |
JP2004531125A (ja) | 2004-10-07 |
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