EP2709380B1 - Enceinte acoustique active monobloc configurable pour être utilisée isolément ou par paire, avec renforcement de l'image stéréo - Google Patents

Enceinte acoustique active monobloc configurable pour être utilisée isolément ou par paire, avec renforcement de l'image stéréo Download PDF

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Publication number
EP2709380B1
EP2709380B1 EP13179515.5A EP13179515A EP2709380B1 EP 2709380 B1 EP2709380 B1 EP 2709380B1 EP 13179515 A EP13179515 A EP 13179515A EP 2709380 B1 EP2709380 B1 EP 2709380B1
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EP
European Patent Office
Prior art keywords
signal
channel
lateral
component
enclosure
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.)
Not-in-force
Application number
EP13179515.5A
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German (de)
English (en)
French (fr)
Other versions
EP2709380A1 (fr
Inventor
Julien De Muynke
Thomas Dromer
Benoit Pochon
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.)
Parrot Drones SAS
Original Assignee
Parrot SA
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Publication date
Application filed by Parrot SA filed Critical Parrot SA
Publication of EP2709380A1 publication Critical patent/EP2709380A1/fr
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Publication of EP2709380B1 publication Critical patent/EP2709380B1/fr
Not-in-force legal-status Critical Current
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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
    • H04R5/02—Spatial or constructional arrangements of loudspeakers
    • 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
    • H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S1/00—Two-channel systems
    • H04S1/002—Non-adaptive circuits, e.g. manually adjustable or static, for enhancing the sound image or the spatial distribution
    • 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
EP13179515.5A 2012-09-18 2013-08-07 Enceinte acoustique active monobloc configurable pour être utilisée isolément ou par paire, avec renforcement de l'image stéréo Not-in-force EP2709380B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1258755A FR2995752B1 (fr) 2012-09-18 2012-09-18 Enceinte acoustique active monobloc configurable pour etre utilisee isolement ou par paire, avec renforcement de l'image stereo.

Publications (2)

Publication Number Publication Date
EP2709380A1 EP2709380A1 (fr) 2014-03-19
EP2709380B1 true EP2709380B1 (fr) 2015-12-09

Family

ID=47178174

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13179515.5A Not-in-force EP2709380B1 (fr) 2012-09-18 2013-08-07 Enceinte acoustique active monobloc configurable pour être utilisée isolément ou par paire, avec renforcement de l'image stéréo

Country Status (5)

Country Link
US (1) US20140079256A1 (ja)
EP (1) EP2709380B1 (ja)
JP (1) JP2014060720A (ja)
CN (1) CN103686545A (ja)
FR (1) FR2995752B1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9913011B1 (en) 2014-01-17 2018-03-06 Apple Inc. Wireless audio systems
US9838819B2 (en) * 2014-07-02 2017-12-05 Qualcomm Incorporated Reducing correlation between higher order ambisonic (HOA) background channels
CN104080025A (zh) * 2014-07-25 2014-10-01 赵春宁 扬声器系统及扬声器系统低频的控制方法
KR101973488B1 (ko) 2014-09-30 2019-04-29 애플 인크. 표면 반사에 의해 야기되는 오디오 칼라레이션이 감소된 라우드스피커
USD762192S1 (en) 2015-06-18 2016-07-26 Loud Technologies Inc Portable sound system
US9736610B2 (en) 2015-08-21 2017-08-15 Sonos, Inc. Manipulation of playback device response using signal processing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3892624A (en) * 1970-02-03 1975-07-01 Sony Corp Stereophonic sound reproducing system
JP3663461B2 (ja) * 1997-03-13 2005-06-22 スリーエス テック カンパニー リミテッド 周波数選択的空間感向上システム
FI106355B (fi) * 1998-05-07 2001-01-15 Nokia Display Products Oy Menetelmä ja laite virtuaalisen äänilähteen syntetisoimiseksi
US6169812B1 (en) * 1998-10-14 2001-01-02 Francis Allen Miller Point source speaker system
US7412380B1 (en) * 2003-12-17 2008-08-12 Creative Technology Ltd. Ambience extraction and modification for enhancement and upmix of audio signals
FR2915051B1 (fr) 2007-04-12 2009-07-10 Parrot Sa Enceinte acoustique active avec haut-parleur a mode distribue
US9264813B2 (en) * 2010-03-04 2016-02-16 Logitech, Europe S.A. Virtual surround for loudspeakers with increased constant directivity
US9185490B2 (en) * 2010-11-12 2015-11-10 Bradley M. Starobin Single enclosure surround sound loudspeaker system and method

Also Published As

Publication number Publication date
FR2995752A1 (fr) 2014-03-21
CN103686545A (zh) 2014-03-26
FR2995752B1 (fr) 2015-06-05
EP2709380A1 (fr) 2014-03-19
US20140079256A1 (en) 2014-03-20
JP2014060720A (ja) 2014-04-03

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