JP4841495B2 - 音響再生システムおよびスピーカ装置 - Google Patents

音響再生システムおよびスピーカ装置 Download PDF

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Publication number
JP4841495B2
JP4841495B2 JP2007106743A JP2007106743A JP4841495B2 JP 4841495 B2 JP4841495 B2 JP 4841495B2 JP 2007106743 A JP2007106743 A JP 2007106743A JP 2007106743 A JP2007106743 A JP 2007106743A JP 4841495 B2 JP4841495 B2 JP 4841495B2
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JP
Japan
Prior art keywords
speaker
audio signal
sound
channel
speakers
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Expired - Fee Related
Application number
JP2007106743A
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English (en)
Japanese (ja)
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JP2008270857A5 (enExample
JP2008270857A (ja
Inventor
哲平 横田
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Sony Corp
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Sony Corp
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Filing date
Publication date
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Priority to JP2007106743A priority Critical patent/JP4841495B2/ja
Priority to US12/080,942 priority patent/US8199940B2/en
Publication of JP2008270857A publication Critical patent/JP2008270857A/ja
Publication of JP2008270857A5 publication Critical patent/JP2008270857A5/ja
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    • 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
    • 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
    • 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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones
    • 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
    • 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; DEAF-AID SETS; 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
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/01—Enhancing the perception of the sound image or of the spatial distribution using head related transfer functions [HRTF's] or equivalents thereof, e.g. interaural time difference [ITD] or interaural level difference [ILD]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S3/00—Systems employing more than two channels, e.g. quadraphonic

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Stereophonic System (AREA)
JP2007106743A 2007-04-16 2007-04-16 音響再生システムおよびスピーカ装置 Expired - Fee Related JP4841495B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2007106743A JP4841495B2 (ja) 2007-04-16 2007-04-16 音響再生システムおよびスピーカ装置
US12/080,942 US8199940B2 (en) 2007-04-16 2008-04-07 Audio reproduction system and speaker apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007106743A JP4841495B2 (ja) 2007-04-16 2007-04-16 音響再生システムおよびスピーカ装置

Publications (3)

Publication Number Publication Date
JP2008270857A JP2008270857A (ja) 2008-11-06
JP2008270857A5 JP2008270857A5 (enExample) 2009-02-05
JP4841495B2 true JP4841495B2 (ja) 2011-12-21

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007106743A Expired - Fee Related JP4841495B2 (ja) 2007-04-16 2007-04-16 音響再生システムおよびスピーカ装置

Country Status (2)

Country Link
US (1) US8199940B2 (enExample)
JP (1) JP4841495B2 (enExample)

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JP4946305B2 (ja) * 2006-09-22 2012-06-06 ソニー株式会社 音響再生システム、音響再生装置および音響再生方法
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US12043154B2 (en) 2019-12-11 2024-07-23 Adient Us Llc Backrest for a vehicle seat
KR102794749B1 (ko) * 2019-12-31 2025-04-14 삼성전자주식회사 디스플레이 장치 및 디스플레이 장치의 음향 출력 방법
GB202014020D0 (en) * 2020-09-07 2020-10-21 Pss Belgium Nv Dipole loudspeaker assembly
CN113386694B (zh) * 2021-06-30 2022-07-08 重庆长安汽车股份有限公司 一种布置在汽车座舱内的定向发声系统及汽车
CN115623121B (zh) * 2021-07-13 2024-04-05 北京荣耀终端有限公司 一种通话方法、电子设备、芯片系统及存储介质
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Also Published As

Publication number Publication date
JP2008270857A (ja) 2008-11-06
US20080292121A1 (en) 2008-11-27
US8199940B2 (en) 2012-06-12

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