BR9815208A - Método e sistema para processamento de ambientes acústicos virtuais - Google Patents
Método e sistema para processamento de ambientes acústicos virtuaisInfo
- Publication number
- BR9815208A BR9815208A BR9815208-4A BR9815208A BR9815208A BR 9815208 A BR9815208 A BR 9815208A BR 9815208 A BR9815208 A BR 9815208A BR 9815208 A BR9815208 A BR 9815208A
- Authority
- BR
- Brazil
- Prior art keywords
- virtual acoustic
- acoustic environments
- processing virtual
- filters
- parametrisized
- Prior art date
Links
Classifications
-
- 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
- G10K15/08—Arrangements for producing a reverberation or echo sound
-
- 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
- G10K15/02—Synthesis of acoustic waves
Landscapes
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Stereophonic System (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
- Saccharide Compounds (AREA)
Abstract
<B> "MéTODO E SISTEMA PARA PROCESSAMENTO DE AMBIENTES ACúSTICOS VIRTUAIS"<D> Um ambiente acústico virtual compreende superfícies com reflexões, absorção e sons transmitidos. Filtros parametrizados são usados para representar as superfícies e, os parâmetros definidos na função de tranferência dos filtros, são apresentados na ordem de representação dos filtros parametrizados.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI974006A FI116990B (fi) | 1997-10-20 | 1997-10-20 | Menetelmä ja järjestelmä akustisen virtuaaliympäristön käsittelemiseksi |
PCT/FI1998/000812 WO1999021164A1 (en) | 1997-10-20 | 1998-10-19 | A method and a system for processing a virtual acoustic environment |
Publications (2)
Publication Number | Publication Date |
---|---|
BR9815208A true BR9815208A (pt) | 2001-01-30 |
BR9815208B1 BR9815208B1 (pt) | 2011-11-29 |
Family
ID=8549762
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI9815208-4A BR9815208B1 (pt) | 1997-10-20 | 1998-10-19 | método e sistema para processamento de ambientes acústicos virtuais, dispositivo transmissor e dispositivo receptor para processamento de ambientes acústicos virtuais. |
Country Status (12)
Country | Link |
---|---|
US (1) | US6343131B1 (pt) |
EP (1) | EP1023716B1 (pt) |
JP (1) | JP4684415B2 (pt) |
KR (1) | KR100440454B1 (pt) |
CN (1) | CN1122964C (pt) |
AT (1) | ATE443315T1 (pt) |
AU (1) | AU9543598A (pt) |
BR (1) | BR9815208B1 (pt) |
DE (1) | DE69841162D1 (pt) |
FI (1) | FI116990B (pt) |
RU (1) | RU2234819C2 (pt) |
WO (1) | WO1999021164A1 (pt) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI116505B (fi) * | 1998-03-23 | 2005-11-30 | Nokia Corp | Menetelmä ja järjestelmä suunnatun äänen käsittelemiseksi akustisessa virtuaaliympäristössä |
US7146296B1 (en) * | 1999-08-06 | 2006-12-05 | Agere Systems Inc. | Acoustic modeling apparatus and method using accelerated beam tracing techniques |
US20010028716A1 (en) * | 2000-02-18 | 2001-10-11 | Hill Nicholas P. R. | Loudspeaker design method |
JP2002095100A (ja) * | 2000-09-19 | 2002-03-29 | Victor Co Of Japan Ltd | 制御データの書換/追加装置及び方法並びにこれに用いる伝送方法及び記録媒体 |
EP1344427A1 (de) * | 2000-12-22 | 2003-09-17 | Harman Audio Electronic Systems GmbH | Anordnung zur auralisation eines lautsprechers in einem abhörraum bei beliebigen eingangssignalen |
US6668177B2 (en) | 2001-04-26 | 2003-12-23 | Nokia Corporation | Method and apparatus for displaying prioritized icons in a mobile terminal |
US7032188B2 (en) | 2001-09-28 | 2006-04-18 | Nokia Corporation | Multilevel sorting and displaying of contextual objects |
US6996777B2 (en) | 2001-11-29 | 2006-02-07 | Nokia Corporation | Method and apparatus for presenting auditory icons in a mobile terminal |
US6934911B2 (en) | 2002-01-25 | 2005-08-23 | Nokia Corporation | Grouping and displaying of contextual objects |
US7526790B1 (en) | 2002-03-28 | 2009-04-28 | Nokia Corporation | Virtual audio arena effect for live TV presentations: system, methods and program products |
FR2839176A1 (fr) * | 2002-04-30 | 2003-10-31 | Koninkl Philips Electronics Nv | Systeme d'animation pour robot comprenant un ensemble de pieces mobiles |
JP2005094271A (ja) * | 2003-09-16 | 2005-04-07 | Nippon Hoso Kyokai <Nhk> | 仮想空間音響再生プログラムおよび仮想空間音響再生装置 |
JP4254502B2 (ja) * | 2003-11-21 | 2009-04-15 | ヤマハ株式会社 | アレースピーカ装置 |
WO2005055193A1 (en) * | 2003-12-02 | 2005-06-16 | Thomson Licensing | Method for coding and decoding impulse responses of audio signals |
EP1757165B1 (en) * | 2004-06-08 | 2011-12-28 | Koninklijke Philips Electronics N.V. | Coding reverberant sound signals |
JP2006030443A (ja) * | 2004-07-14 | 2006-02-02 | Sony Corp | 記録媒体、記録装置及び方法、データ処理装置及び方法、データ出力装置及び方法 |
US7184557B2 (en) * | 2005-03-03 | 2007-02-27 | William Berson | Methods and apparatuses for recording and playing back audio signals |
JP2007280485A (ja) | 2006-04-05 | 2007-10-25 | Sony Corp | 記録装置、再生装置、記録再生装置、記録方法、再生方法および記録再生方法並びに記録媒体 |
US20080240448A1 (en) * | 2006-10-05 | 2008-10-02 | Telefonaktiebolaget L M Ericsson (Publ) | Simulation of Acoustic Obstruction and Occlusion |
US8290167B2 (en) * | 2007-03-21 | 2012-10-16 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for conversion between multi-channel audio formats |
US9015051B2 (en) * | 2007-03-21 | 2015-04-21 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Reconstruction of audio channels with direction parameters indicating direction of origin |
US8908873B2 (en) | 2007-03-21 | 2014-12-09 | Fraunhofer-Gesellschaft Zur Foerderung Der Angewandten Forschung E.V. | Method and apparatus for conversion between multi-channel audio formats |
US20080232601A1 (en) * | 2007-03-21 | 2008-09-25 | Ville Pulkki | Method and apparatus for enhancement of audio reconstruction |
CN101681625B (zh) | 2007-06-08 | 2012-11-07 | 杜比实验室特许公司 | 用于从两个输入的音频信号获得两个环绕声音频通道的方法和设备 |
WO2010114409A1 (ru) | 2009-04-01 | 2010-10-07 | Zakirov Azat Fuatovich | Способ воспроизведения аудиозаписи с моделированием акустических характеристик условий проведения записи |
CN102804808B (zh) * | 2009-06-30 | 2015-05-27 | 诺基亚公司 | 用于呈现空间音频的方法及装置 |
JP5672741B2 (ja) * | 2010-03-31 | 2015-02-18 | ソニー株式会社 | 信号処理装置および方法、並びにプログラム |
CN102665156B (zh) * | 2012-03-27 | 2014-07-02 | 中国科学院声学研究所 | 一种基于耳机的虚拟3d重放方法 |
WO2014085510A1 (en) | 2012-11-30 | 2014-06-05 | Dts, Inc. | Method and apparatus for personalized audio virtualization |
US9794715B2 (en) | 2013-03-13 | 2017-10-17 | Dts Llc | System and methods for processing stereo audio content |
EP3044258B1 (en) | 2013-09-13 | 2017-09-06 | Dow Global Technologies LLC | Peroxide-crosslinkable compositions and processes for their manufacture |
CN104240695A (zh) * | 2014-08-29 | 2014-12-24 | 华南理工大学 | 一种优化的基于耳机重放的虚拟声合成方法 |
EP3018918A1 (en) * | 2014-11-07 | 2016-05-11 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Apparatus and method for generating output signals based on an audio source signal, sound reproduction system and loudspeaker signal |
KR101682105B1 (ko) * | 2015-05-28 | 2016-12-02 | 조애란 | 입체음향 조절 방법 및 장치 |
GB2541912A (en) * | 2015-09-03 | 2017-03-08 | Nokia Technologies Oy | A method and system for communicating with a user immersed in a virtual reality environment |
US9906885B2 (en) * | 2016-07-15 | 2018-02-27 | Qualcomm Incorporated | Methods and systems for inserting virtual sounds into an environment |
WO2018035505A1 (en) * | 2016-08-19 | 2018-02-22 | Linear Algebra Technologies Limited | Operations using sparse volumetric data |
KR102540160B1 (ko) * | 2022-07-21 | 2023-06-07 | 삼성엔지니어링 주식회사 | 3차원음향스터디 자동출력장치 및 방법 |
WO2024067543A1 (zh) * | 2022-09-30 | 2024-04-04 | 抖音视界有限公司 | 混响的处理方法、装置和非易失性计算机可读存储介质 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3970787A (en) | 1974-02-11 | 1976-07-20 | Massachusetts Institute Of Technology | Auditorium simulator and the like employing different pinna filters for headphone listening |
US4237343A (en) * | 1978-02-09 | 1980-12-02 | Kurtin Stephen L | Digital delay/ambience processor |
NL190797C (nl) | 1980-03-11 | 1994-08-16 | Hok Lioe Han | Geluidveldsimulatiestelsel en werkwijze voor het ijken daarvan. |
US4338581A (en) * | 1980-05-05 | 1982-07-06 | The Regents Of The University Of California | Room acoustics simulator |
US4731848A (en) | 1984-10-22 | 1988-03-15 | Northwestern University | Spatial reverberator |
JP2569872B2 (ja) * | 1990-03-02 | 1997-01-08 | ヤマハ株式会社 | 音場制御装置 |
GB9107011D0 (en) * | 1991-04-04 | 1991-05-22 | Gerzon Michael A | Illusory sound distance control method |
US5317104A (en) * | 1991-11-16 | 1994-05-31 | E-Musystems, Inc. | Multi-timbral percussion instrument having spatial convolution |
EP0593228B1 (en) | 1992-10-13 | 2000-01-05 | Matsushita Electric Industrial Co., Ltd. | Sound environment simulator and a method of analyzing a sound space |
US5485514A (en) | 1994-03-31 | 1996-01-16 | Northern Telecom Limited | Telephone instrument and method for altering audible characteristics |
JP2988289B2 (ja) * | 1994-11-15 | 1999-12-13 | ヤマハ株式会社 | 音像音場制御装置 |
JPH08272380A (ja) | 1995-03-30 | 1996-10-18 | Taimuuea:Kk | 仮想3次元空間音響の再生方法および装置 |
-
1997
- 1997-10-20 FI FI974006A patent/FI116990B/fi not_active IP Right Cessation
-
1998
- 1998-10-19 EP EP98949020A patent/EP1023716B1/en not_active Expired - Lifetime
- 1998-10-19 US US09/174,989 patent/US6343131B1/en not_active Expired - Lifetime
- 1998-10-19 BR BRPI9815208-4A patent/BR9815208B1/pt not_active IP Right Cessation
- 1998-10-19 JP JP2000517404A patent/JP4684415B2/ja not_active Expired - Fee Related
- 1998-10-19 DE DE69841162T patent/DE69841162D1/de not_active Expired - Lifetime
- 1998-10-19 AT AT98949020T patent/ATE443315T1/de not_active IP Right Cessation
- 1998-10-19 KR KR10-2000-7004231A patent/KR100440454B1/ko not_active IP Right Cessation
- 1998-10-19 CN CN98812451A patent/CN1122964C/zh not_active Expired - Fee Related
- 1998-10-19 WO PCT/FI1998/000812 patent/WO1999021164A1/en active IP Right Grant
- 1998-10-19 RU RU2000112549/28A patent/RU2234819C2/ru not_active IP Right Cessation
- 1998-10-19 AU AU95435/98A patent/AU9543598A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
FI974006A0 (fi) | 1997-10-20 |
FI974006A (fi) | 1999-07-13 |
ATE443315T1 (de) | 2009-10-15 |
DE69841162D1 (de) | 2009-10-29 |
AU9543598A (en) | 1999-05-10 |
WO1999021164A1 (en) | 1999-04-29 |
EP1023716A1 (en) | 2000-08-02 |
KR100440454B1 (ko) | 2004-07-14 |
FI116990B (fi) | 2006-04-28 |
JP2001521191A (ja) | 2001-11-06 |
EP1023716B1 (en) | 2009-09-16 |
US6343131B1 (en) | 2002-01-29 |
KR20010031248A (ko) | 2001-04-16 |
JP4684415B2 (ja) | 2011-05-18 |
RU2234819C2 (ru) | 2004-08-20 |
CN1122964C (zh) | 2003-10-01 |
BR9815208B1 (pt) | 2011-11-29 |
CN1282444A (zh) | 2001-01-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B06A | Patent application procedure suspended [chapter 6.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B25D | Requested change of name of applicant approved |
Owner name: NOKIA CORPORATION (FI) Free format text: NOME ALTERADO DE: NOKIA OYJ |
|
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 29/11/2011, OBSERVADAS AS CONDICOES LEGAIS. |
|
B25A | Requested transfer of rights approved | ||
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time | ||
B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |