JP7622750B2 - スピーカシステム - Google Patents

スピーカシステム Download PDF

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Publication number
JP7622750B2
JP7622750B2 JP2022558675A JP2022558675A JP7622750B2 JP 7622750 B2 JP7622750 B2 JP 7622750B2 JP 2022558675 A JP2022558675 A JP 2022558675A JP 2022558675 A JP2022558675 A JP 2022558675A JP 7622750 B2 JP7622750 B2 JP 7622750B2
Authority
JP
Japan
Prior art keywords
speaker unit
speaker
acoustic signal
sound
seat
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.)
Active
Application number
JP2022558675A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2022091256A1 (cg-RX-API-DMAC7.html
JPWO2022091256A5 (cg-RX-API-DMAC7.html
Inventor
勝宏 福井
和則 小林
記良 鎌土
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
NTT Inc
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, NTT Inc filed Critical Nippon Telegraph and Telephone Corp
Publication of JPWO2022091256A1 publication Critical patent/JPWO2022091256A1/ja
Publication of JPWO2022091256A5 publication Critical patent/JPWO2022091256A5/ja
Application granted granted Critical
Publication of JP7622750B2 publication Critical patent/JP7622750B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
    • B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
    • B60R11/02—Arrangements for holding or mounting articles, not otherwise provided for for radio sets, television sets, telephones, or the like; Arrangement of controls thereof
    • 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
    • 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
    • H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
    • H04R2205/024—Positioning of loudspeaker enclosures for spatial sound reproduction
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
JP2022558675A 2020-10-28 2020-10-28 スピーカシステム Active JP7622750B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/040454 WO2022091256A1 (ja) 2020-10-28 2020-10-28 スピーカシステム

Publications (3)

Publication Number Publication Date
JPWO2022091256A1 JPWO2022091256A1 (cg-RX-API-DMAC7.html) 2022-05-05
JPWO2022091256A5 JPWO2022091256A5 (cg-RX-API-DMAC7.html) 2023-07-11
JP7622750B2 true JP7622750B2 (ja) 2025-01-28

Family

ID=81383801

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022558675A Active JP7622750B2 (ja) 2020-10-28 2020-10-28 スピーカシステム

Country Status (3)

Country Link
US (1) US12401948B2 (cg-RX-API-DMAC7.html)
JP (1) JP7622750B2 (cg-RX-API-DMAC7.html)
WO (1) WO2022091256A1 (cg-RX-API-DMAC7.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025199723A1 (zh) * 2024-03-26 2025-10-02 瑞声光电科技(常州)有限公司 一种车载头枕

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006508573A (ja) 2002-11-28 2006-03-09 ダイムラークライスラー・アクチェンゲゼルシャフト 車両内における音響波誘導
JP2008271067A (ja) 2007-04-19 2008-11-06 Sony Corp ノイズ低減装置および音響再生装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01161654U (cg-RX-API-DMAC7.html) * 1988-04-30 1989-11-09
AU690987B2 (en) 1994-06-08 1998-05-07 Nortel Networks Corporation A personal hands free communications device
JPH0833086A (ja) 1994-07-19 1996-02-02 Biiba Kk アクティブ狭指向性スピーカ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006508573A (ja) 2002-11-28 2006-03-09 ダイムラークライスラー・アクチェンゲゼルシャフト 車両内における音響波誘導
JP2008271067A (ja) 2007-04-19 2008-11-06 Sony Corp ノイズ低減装置および音響再生装置

Also Published As

Publication number Publication date
JPWO2022091256A1 (cg-RX-API-DMAC7.html) 2022-05-05
US20230379628A1 (en) 2023-11-23
US12401948B2 (en) 2025-08-26
WO2022091256A1 (ja) 2022-05-05

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