CN115336286A - 扬声器系统 - Google Patents

扬声器系统 Download PDF

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Publication number
CN115336286A
CN115336286A CN202080098897.XA CN202080098897A CN115336286A CN 115336286 A CN115336286 A CN 115336286A CN 202080098897 A CN202080098897 A CN 202080098897A CN 115336286 A CN115336286 A CN 115336286A
Authority
CN
China
Prior art keywords
speaker unit
sound
speaker
nth
signal
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.)
Pending
Application number
CN202080098897.XA
Other languages
English (en)
Chinese (zh)
Inventor
福井胜宏
小林和则
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Inc
Original Assignee
Nippon Telegraph and Telephone Corp
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 Nippon Telegraph and Telephone Corp filed Critical Nippon Telegraph and Telephone Corp
Publication of CN115336286A publication Critical patent/CN115336286A/zh
Pending legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • 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
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/175—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound
    • G10K11/178—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using interference effects; Masking sound by electro-acoustically regenerating the original acoustic waves in anti-phase
    • G10K11/1785—Methods, e.g. algorithms; Devices
    • G10K11/17857—Geometric disposition, e.g. placement of microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/12—Circuits for transducers 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; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R5/00—Stereophonic arrangements
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • H04R5/023—Spatial or constructional arrangements of loudspeakers in a chair, pillow
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; 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
    • H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/13—Acoustic transducers and sound field adaptation in vehicles

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
CN202080098897.XA 2020-03-26 2020-03-26 扬声器系统 Pending CN115336286A (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/013765 WO2021192167A1 (ja) 2020-03-26 2020-03-26 スピーカシステム

Publications (1)

Publication Number Publication Date
CN115336286A true CN115336286A (zh) 2022-11-11

Family

ID=77891301

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080098897.XA Pending CN115336286A (zh) 2020-03-26 2020-03-26 扬声器系统

Country Status (5)

Country Link
US (1) US20230179913A1 (https=)
EP (1) EP4131990B1 (https=)
JP (1) JP7364044B2 (https=)
CN (1) CN115336286A (https=)
WO (1) WO2021192167A1 (https=)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101193459A (zh) * 2006-12-01 2008-06-04 富士通天株式会社 声场再现系统
CN101461256A (zh) * 2006-05-31 2009-06-17 松下电器产业株式会社 扬声器系统
US20190069070A1 (en) * 2017-08-31 2019-02-28 Bose Corporation Wearable personal acoustic device having outloud and private operational modes
WO2019192808A1 (en) * 2018-04-04 2019-10-10 Pss Belgium Nv Loudspeaker unit
US10531186B1 (en) * 2018-07-11 2020-01-07 Bose Corporation Acoustic device

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61188243A (ja) * 1985-02-14 1986-08-21 Mitsubishi Electric Corp 車搭載用スピ−カ−装置
DE10255794B3 (de) * 2002-11-28 2004-09-02 Daimlerchrysler Ag Akustische Schallführung im Fahrzeug
US8849185B2 (en) * 2003-04-15 2014-09-30 Ipventure, Inc. Hybrid audio delivery system and method therefor
JP4935091B2 (ja) * 2005-05-13 2012-05-23 ソニー株式会社 音響再生方法および音響再生システム
KR20100084375A (ko) * 2009-01-16 2010-07-26 삼성전자주식회사 오디오 시스템 및 그 출력 제어 방법
JP5629733B2 (ja) * 2012-07-23 2014-11-26 株式会社東芝 音響装置
WO2018033885A2 (en) * 2016-08-18 2018-02-22 Guerrini Pierpaolo Head support incorporating loudspeakers and system for playing multi-dimensional acoustic effects
JP2019051908A (ja) * 2017-09-19 2019-04-04 株式会社東海理化電機製作所 音響装置
CN111201801A (zh) * 2017-10-09 2020-05-26 深度电子股份有限公司 音乐项圈
US20220353614A1 (en) * 2019-10-25 2022-11-03 Harman Becker Automotive Systems Gmbh Loudspeaker system layout for generating low frequency audio outputs in individual sound zones

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101461256A (zh) * 2006-05-31 2009-06-17 松下电器产业株式会社 扬声器系统
CN101193459A (zh) * 2006-12-01 2008-06-04 富士通天株式会社 声场再现系统
US20190069070A1 (en) * 2017-08-31 2019-02-28 Bose Corporation Wearable personal acoustic device having outloud and private operational modes
US20190349666A1 (en) * 2017-08-31 2019-11-14 Bose Corporation Wearable personal acoustic device having outloud and private operational modes
WO2019192808A1 (en) * 2018-04-04 2019-10-10 Pss Belgium Nv Loudspeaker unit
US10531186B1 (en) * 2018-07-11 2020-01-07 Bose Corporation Acoustic device

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
马守清: "《现代影视技术辞典》", 31 August 1998, 中国电影出版社, pages: 127 *

Also Published As

Publication number Publication date
EP4131990A1 (en) 2023-02-08
EP4131990A4 (en) 2023-12-20
US20230179913A1 (en) 2023-06-08
WO2021192167A1 (ja) 2021-09-30
EP4131990B1 (en) 2026-03-11
JP7364044B2 (ja) 2023-10-18
JPWO2021192167A1 (https=) 2021-09-30

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SE01 Entry into force of request for substantive examination
CB02 Change of applicant information
CB02 Change of applicant information

Country or region after: Japan

Address after: Tokyo, Japan

Applicant after: Entiti Corp.

Address before: Tokyo, Japan

Applicant before: NIPPON TELEGRAPH AND TELEPHONE Corp.

Country or region before: Japan