BR112017023165A2 - sistema de som, mídia de armazenamento, unidade e método para calcular - Google Patents
sistema de som, mídia de armazenamento, unidade e método para calcularInfo
- Publication number
- BR112017023165A2 BR112017023165A2 BR112017023165-4A BR112017023165A BR112017023165A2 BR 112017023165 A2 BR112017023165 A2 BR 112017023165A2 BR 112017023165 A BR112017023165 A BR 112017023165A BR 112017023165 A2 BR112017023165 A2 BR 112017023165A2
- Authority
- BR
- Brazil
- Prior art keywords
- sound system
- processor
- audio signals
- calculating
- unit
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/04—Circuit arrangements, e.g. for selective connection of amplifier inputs/outputs to loudspeakers, for loudspeaker detection, or for adaptation of settings to personal preferences or hearing impairments
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of loudspeakers
-
- 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
- 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
- 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
- H04R2201/403—Linear 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
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/03—Synergistic effects of band splitting and sub-band processing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
- H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic
- H04R2430/23—Direction finding using a sum-delay beam-former
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/15—Transducers incorporated in visual displaying devices, e.g. televisions, computer displays, laptops
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
- H04S2420/07—Synergistic effects of band splitting and sub-band processing
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Circuit For Audible Band Transducer (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Stereophonic System (AREA)
Abstract
trata-se de uma unidade de cálculo para um sistema de som que compreende meios de entrada, um processador e meios de saída. os meios de entrada têm o propósito de receber um fluxo de áudio a ser reproduzido com o uso do sistema de som. os meios de saída têm o propósito de controlar o sistema de som com base em uma primeira e uma segunda pluralidades de sinais de áudio individuais. o processador é configurado para calcular a primeira pluralidade de sinais de áudio de modo que a formação de feixe seja realizada pela matriz e para calcular a segunda pluralidade de sinais de áudio individuais para realizar, com o uso do sistema de som, a supressão direta de som, de modo que o som seja cancelado em uma direção de escuta. ademais, o processador filtra pelo menos a segunda pluralidade com o uso de uma segunda característica de passa-banda que compreende uma segunda porção da faixa de frequência inteira.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP15165250.0A EP3089476A1 (en) | 2015-04-27 | 2015-04-27 | Sound system |
EP15165250.0 | 2015-04-27 | ||
PCT/EP2016/058646 WO2016173889A1 (en) | 2015-04-27 | 2016-04-19 | Sound system |
Publications (2)
Publication Number | Publication Date |
---|---|
BR112017023165A2 true BR112017023165A2 (pt) | 2018-07-24 |
BR112017023165B1 BR112017023165B1 (pt) | 2023-05-09 |
Family
ID=53002601
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112017023165-4A BR112017023165B1 (pt) | 2015-04-27 | 2016-04-19 | Unidade de cálculo para um sistema de som, sistema de som e método para calcular uma reprodução de som para um sistema de som |
Country Status (11)
Country | Link |
---|---|
US (1) | US10306358B2 (pt) |
EP (2) | EP3089476A1 (pt) |
JP (1) | JP6824192B2 (pt) |
KR (1) | KR102105543B1 (pt) |
CN (1) | CN107873135B (pt) |
BR (1) | BR112017023165B1 (pt) |
CA (1) | CA2984121C (pt) |
ES (1) | ES2895092T3 (pt) |
MX (1) | MX2017013476A (pt) |
RU (1) | RU2710524C2 (pt) |
WO (1) | WO2016173889A1 (pt) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102466134B1 (ko) * | 2018-06-26 | 2022-11-10 | 엘지디스플레이 주식회사 | 표시 장치 |
EP3618464A1 (en) | 2018-08-30 | 2020-03-04 | Nokia Technologies Oy | Reproduction of parametric spatial audio using a soundbar |
WO2020102183A1 (en) | 2018-11-15 | 2020-05-22 | Polk Audio, Llc | Loudspeaker system with overhead sound image generating elevation module |
WO2020181288A1 (en) | 2019-03-07 | 2020-09-10 | Polk Audio, Llc | Active cancellation of a height-channel soundbar array's forward sound radiation |
EP3726858A1 (en) * | 2019-04-16 | 2020-10-21 | Fraunhofer Gesellschaft zur Förderung der Angewand | Lower layer reproduction |
GB2589082A (en) * | 2019-11-11 | 2021-05-26 | Nokia Technologies Oy | Audio processing |
CN114125650B (zh) * | 2020-08-27 | 2023-05-09 | 华为技术有限公司 | 音频数据的处理方法、装置及音箱系统 |
CN114245273B (zh) * | 2021-11-12 | 2022-08-16 | 华南理工大学 | 一种基于高低分频多扬声器阵列的波束投射方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8924334D0 (en) | 1989-10-28 | 1989-12-13 | Hewlett Packard Co | Audio system for a computer display |
JP3205625B2 (ja) | 1993-01-07 | 2001-09-04 | パイオニア株式会社 | スピーカ装置 |
US5809150A (en) * | 1995-06-28 | 1998-09-15 | Eberbach; Steven J. | Surround sound loudspeaker system |
GB2376595B (en) * | 2001-03-27 | 2003-12-24 | 1 Ltd | Method and apparatus to create a sound field |
GB0203895D0 (en) | 2002-02-19 | 2002-04-03 | 1 Ltd | Compact surround-sound system |
JP4114584B2 (ja) * | 2003-09-25 | 2008-07-09 | ヤマハ株式会社 | 指向性スピーカ制御システム |
JP4779381B2 (ja) | 2005-02-25 | 2011-09-28 | ヤマハ株式会社 | アレースピーカ装置 |
KR100717066B1 (ko) * | 2006-06-08 | 2007-05-10 | 삼성전자주식회사 | 심리 음향 모델을 이용한 프론트 서라운드 사운드 재생시스템 및 그 방법 |
JP4655098B2 (ja) | 2008-03-05 | 2011-03-23 | ヤマハ株式会社 | 音声信号出力装置、音声信号出力方法およびプログラム |
US8452019B1 (en) * | 2008-07-08 | 2013-05-28 | National Acquisition Sub, Inc. | Testing and calibration for audio processing system with noise cancelation based on selected nulls |
KR101298487B1 (ko) * | 2008-12-10 | 2013-08-22 | 삼성전자주식회사 | 지향성 음향 발생장치 및 방법 |
US8542854B2 (en) * | 2010-03-04 | 2013-09-24 | Logitech Europe, S.A. | Virtual surround for loudspeakers with increased constant directivity |
US9264813B2 (en) * | 2010-03-04 | 2016-02-16 | Logitech, Europe S.A. | Virtual surround for loudspeakers with increased constant directivity |
CN102792712B (zh) * | 2010-03-18 | 2016-02-03 | 皇家飞利浦电子股份有限公司 | 扬声器系统及其操作方法 |
WO2011161567A1 (en) * | 2010-06-02 | 2011-12-29 | Koninklijke Philips Electronics N.V. | A sound reproduction system and method and driver therefor |
US8965546B2 (en) * | 2010-07-26 | 2015-02-24 | Qualcomm Incorporated | Systems, methods, and apparatus for enhanced acoustic imaging |
EP2426949A3 (en) * | 2010-08-31 | 2013-09-11 | Samsung Electronics Co., Ltd. | Method and apparatus for reproducing front surround sound |
CN103503485B (zh) * | 2011-09-19 | 2016-05-25 | 华为技术有限公司 | 用于产生具有强化的空间效应的声音信号的方法及设备 |
US20130070944A1 (en) * | 2011-09-21 | 2013-03-21 | Action Technology (Jian) Co., Ltd. | Sound Bar Apparatus for Flat-panel Television |
TWI635753B (zh) * | 2013-01-07 | 2018-09-11 | 美商杜比實驗室特許公司 | 使用向上發聲驅動器之用於反射聲音呈現的虛擬高度濾波器 |
-
2015
- 2015-04-27 EP EP15165250.0A patent/EP3089476A1/en not_active Withdrawn
-
2016
- 2016-04-19 RU RU2017140926A patent/RU2710524C2/ru active
- 2016-04-19 EP EP16719349.9A patent/EP3289779B1/en active Active
- 2016-04-19 BR BR112017023165-4A patent/BR112017023165B1/pt active IP Right Grant
- 2016-04-19 CA CA2984121A patent/CA2984121C/en active Active
- 2016-04-19 WO PCT/EP2016/058646 patent/WO2016173889A1/en active Application Filing
- 2016-04-19 CN CN201680024751.4A patent/CN107873135B/zh active Active
- 2016-04-19 MX MX2017013476A patent/MX2017013476A/es active IP Right Grant
- 2016-04-19 JP JP2017556745A patent/JP6824192B2/ja active Active
- 2016-04-19 KR KR1020177030986A patent/KR102105543B1/ko active IP Right Grant
- 2016-04-19 ES ES16719349T patent/ES2895092T3/es active Active
-
2017
- 2017-10-27 US US15/795,527 patent/US10306358B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2018515032A (ja) | 2018-06-07 |
RU2710524C2 (ru) | 2019-12-26 |
CA2984121A1 (en) | 2016-11-03 |
CN107873135B (zh) | 2020-03-03 |
KR102105543B1 (ko) | 2020-05-04 |
RU2017140926A (ru) | 2019-05-28 |
ES2895092T3 (es) | 2022-02-17 |
MX2017013476A (es) | 2018-03-01 |
EP3289779A1 (en) | 2018-03-07 |
EP3289779B1 (en) | 2021-08-18 |
CN107873135A (zh) | 2018-04-03 |
RU2017140926A3 (pt) | 2019-05-28 |
KR20180015615A (ko) | 2018-02-13 |
US20180103316A1 (en) | 2018-04-12 |
EP3089476A1 (en) | 2016-11-02 |
CA2984121C (en) | 2020-06-09 |
JP6824192B2 (ja) | 2021-02-03 |
US10306358B2 (en) | 2019-05-28 |
BR112017023165B1 (pt) | 2023-05-09 |
WO2016173889A1 (en) | 2016-11-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
B06U | Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 19/04/2016, OBSERVADAS AS CONDICOES LEGAIS |