BR112014009896A2 - sistema de alto-falantes digitais com equalização de canal e funcionalidades de controle de feixes e métodos relacionados - Google Patents

sistema de alto-falantes digitais com equalização de canal e funcionalidades de controle de feixes e métodos relacionados

Info

Publication number
BR112014009896A2
BR112014009896A2 BR112014009896A BR112014009896A BR112014009896A2 BR 112014009896 A2 BR112014009896 A2 BR 112014009896A2 BR 112014009896 A BR112014009896 A BR 112014009896A BR 112014009896 A BR112014009896 A BR 112014009896A BR 112014009896 A2 BR112014009896 A2 BR 112014009896A2
Authority
BR
Brazil
Prior art keywords
speaker system
related methods
beam control
control functionality
channel equalizer
Prior art date
Application number
BR112014009896A
Other languages
English (en)
Other versions
BR112014009896B1 (pt
Inventor
Ma Dengyong
Original Assignee
Suzhou Sonavox Electronics Co Ltd
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
Application filed by Suzhou Sonavox Electronics Co Ltd filed Critical Suzhou Sonavox Electronics Co Ltd
Publication of BR112014009896A2 publication Critical patent/BR112014009896A2/pt
Publication of BR112014009896B1 publication Critical patent/BR112014009896B1/pt

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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/005—Details of transducers, loudspeakers or microphones using digitally weighted transducing elements
    • 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
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • 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
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
BR112014009896-4A 2011-10-27 2011-12-28 Sistema de alto-falantes digitais com equalização de canal e funcionalidades de controle de feixe e métodos relacionados BR112014009896B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2011103311009 2011-10-27
CN2011103311009A CN102404672B (zh) 2011-10-27 2011-10-27 数字化扬声器阵列系统的通道均衡与波束控制方法和装置
PCT/CN2011/084794 WO2013060077A1 (zh) 2011-10-27 2011-12-28 数字化扬声器阵列系统的通道均衡与波束控制方法和装置

Publications (2)

Publication Number Publication Date
BR112014009896A2 true BR112014009896A2 (pt) 2017-04-18
BR112014009896B1 BR112014009896B1 (pt) 2021-06-22

Family

ID=45886366

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014009896-4A BR112014009896B1 (pt) 2011-10-27 2011-12-28 Sistema de alto-falantes digitais com equalização de canal e funcionalidades de controle de feixe e métodos relacionados

Country Status (8)

Country Link
US (1) US9167345B2 (pt)
EP (1) EP2587836B1 (pt)
JP (1) JP6073907B2 (pt)
KR (1) KR101665211B1 (pt)
CN (1) CN102404672B (pt)
BR (1) BR112014009896B1 (pt)
CA (1) CA2853294C (pt)
WO (1) WO2013060077A1 (pt)

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CN102684701B (zh) * 2012-04-27 2014-07-09 苏州上声电子有限公司 基于编码转换的数字扬声器驱动方法和装置
CN102711010B (zh) * 2012-05-29 2014-10-15 苏州上声电子有限公司 利用二次剩余序列的扬声器阵列宽带声场控制方法和装置
CN104022782B (zh) * 2014-06-13 2017-04-12 哈尔滨工程大学 一种数字式多通道模拟信号发生方法
CN105610748B (zh) * 2014-11-20 2018-11-16 中国航空工业集团公司雷华电子技术研究所 一种频率分段的通道均衡方法
GB2534949B (en) * 2015-02-02 2017-05-10 Cirrus Logic Int Semiconductor Ltd Loudspeaker protection
CN104967948B (zh) * 2015-06-16 2019-03-26 苏州茹声电子有限公司 基于调幅和调相的数字扬声器驱动方法和装置
CN105099387B (zh) * 2015-08-12 2017-12-15 苏州茹声电子有限公司 多音圈扬声器的频响均衡方法及装置
CN105792072B (zh) * 2016-03-25 2020-10-09 腾讯科技（深圳）有限公司 一种音效处理方法、装置及终端
US10123139B2 (en) 2016-03-28 2018-11-06 Ubdevice Corp. Equalized hearing aid system
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CN107124678B (zh) * 2017-04-24 2020-08-14 大连理工大学 一种音频谐波失真的测量系统
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US10469973B2 (en) * 2017-04-28 2019-11-05 Bose Corporation Speaker array systems
CN109752705B (zh) * 2017-11-03 2023-04-11 中电科海洋信息技术研究院有限公司 高频水声阵列性能参数测量方法及系统、设备及存储介质
CN109839179B (zh) * 2017-11-27 2021-02-26 深圳先进技术研究院 多通道超声波信号的相位和幅度检测系统、方法及介质
CN108419179A (zh) * 2018-03-24 2018-08-17 宁波尚金光能科技有限公司 一种全数字多时轨音频传输系统
US10797773B2 (en) 2019-02-13 2020-10-06 University Of Utah Research Foundation Apparatuses and methods for transmission beamforming
CN110109644B (zh) * 2019-04-10 2020-11-17 广州视源电子科技股份有限公司 电子设备的均衡参数确定处理方法、装置及系统
CN110536216B (zh) * 2019-09-05 2021-04-06 长沙市回音科技有限公司 一种基于插值处理的均衡参数匹配方法、装置、终端设备及存储介质
CN110769337B (zh) * 2019-10-24 2021-06-01 上海易和声学科技有限公司 一种有源阵列音柱及音响设备系统
WO2021124537A1 (ja) * 2019-12-20 2021-06-24 三菱電機株式会社 情報処理装置、算出方法、及び算出プログラム
CN112071298A (zh) * 2020-09-08 2020-12-11 珠海格力电器股份有限公司 油烟机降噪控制方法、系统及油烟机
CN112345028B (zh) * 2020-10-30 2024-05-14 中国航空工业集团公司西安航空计算技术研究所 一种多通道电容式液位传感器信号处理系统及方法
CN113219434B (zh) * 2021-04-27 2023-05-05 南京理工大学 一种基于Zynq芯片的自适应宽带数字调零系统和方法
CN117037830A (zh) * 2021-05-21 2023-11-10 中科上声（苏州）电子有限公司 一种麦克风阵列的拾音方法、电子设备及存储介质
CN116320901B (zh) * 2023-05-15 2023-08-29 之江实验室 声场调控系统及其方法

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Also Published As

Publication number Publication date
JP6073907B2 (ja) 2017-02-01
KR20140084193A (ko) 2014-07-04
CA2853294C (en) 2017-09-12
CN102404672B (zh) 2013-12-18
JP2014535205A (ja) 2014-12-25
US9167345B2 (en) 2015-10-20
KR101665211B1 (ko) 2016-10-11
CA2853294A1 (en) 2013-05-02
EP2587836B1 (en) 2016-03-23
CN102404672A (zh) 2012-04-04
BR112014009896B1 (pt) 2021-06-22
US20130108078A1 (en) 2013-05-02
WO2013060077A1 (zh) 2013-05-02
EP2587836A1 (en) 2013-05-01

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Legal Events

Date Code Title Description
B08F Application fees: application dismissed [chapter 8.6 patent gazette]
B08H Application fees: decision cancelled [chapter 8.8 patent gazette]
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
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

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 28/12/2011, OBSERVADAS AS CONDICOES LEGAIS.