EP3820161A4 - Audiosignalverarbeitungsvorrichtung und -verfahren, impulsantworterzeugungsvorrichtung und -verfahren und programm - Google Patents

Audiosignalverarbeitungsvorrichtung und -verfahren, impulsantworterzeugungsvorrichtung und -verfahren und programm Download PDF

Info

Publication number: EP3820161A4
Authority: EP; European Patent Office
Prior art keywords: program; signal processing; audio signal; response generation; pulse response
Prior art date: 2018-07-04
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.): Ceased

Application number

EP19831112.8A

Other languages

English (en)

French (fr)

Other versions

EP3820161A1 (de

Inventor

Takao Fukui

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.)

Sony Group Corp

Original Assignee

Sony Group 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.)

2018-07-04

Filing date

2019-06-20

Publication date

2021-11-24

2019-06-20 Application filed by Sony Group Corp filed Critical Sony Group Corp

2021-05-12 Publication of EP3820161A1 publication Critical patent/EP3820161A1/de

2021-11-24 Publication of EP3820161A4 publication Critical patent/EP3820161A4/de

Status Ceased legal-status Critical Current

Links

Classifications

- 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
- H04R3/04—Circuits for transducers for correcting frequency response
- 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
- H04R5/033—Headphones for stereophonic communication
- 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
- H04S1/005—For headphones
- 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]

Landscapes

Physics & Mathematics (AREA)
Engineering & Computer Science (AREA)
Acoustics & Sound (AREA)
Signal Processing (AREA)
Stereophonic System (AREA)
Circuit For Audible Band Transducer (AREA)

EP19831112.8A 2018-07-04 2019-06-20 Audiosignalverarbeitungsvorrichtung und -verfahren, impulsantworterzeugungsvorrichtung und -verfahren und programm Ceased EP3820161A4 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2018127664		2018-07-04
PCT/JP2019/024440 WO2020008889A1 (ja)	2018-07-04	2019-06-20	オーディオ信号処理装置および方法、インパルス応答生成装置および方法、並びにプログラム

Publications (2)

Publication Number	Publication Date
EP3820161A1 EP3820161A1 (de)	2021-05-12
EP3820161A4 true EP3820161A4 (de)	2021-11-24

Family

ID=69060578

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP19831112.8A Ceased EP3820161A4 (de)	2018-07-04	2019-06-20	Audiosignalverarbeitungsvorrichtung und -verfahren, impulsantworterzeugungsvorrichtung und -verfahren und programm

Country Status (3)

Country	Link
EP (1)	EP3820161A4 (de)
JP (1)	JP7359146B2 (de)
WO (1)	WO2020008889A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP7447533B2 (ja) *	2020-02-19	2024-03-12	ヤマハ株式会社	音信号処理方法および音信号処理装置

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2011000409A1 (en) *	2009-06-30	2011-01-06	Nokia Corporation	Positional disambiguation in spatial audio
US20120033829A1 (en) *	2010-08-04	2012-02-09	Lewis Ivan Lawayne	Audio phase corrector
JP2014168116A (ja) *	2013-02-28	2014-09-11	Jvc Kenwood Corp	オーディオ信号処理装置、オーディオ信号処理方法、オーディオ信号処理プログラムおよびヘッドホン
US9992573B1 (en) *	2013-10-29	2018-06-05	Meyer Sound Laboratories, Incorporated	Phase inversion filter for correcting low frequency phase distortion in a loudspeaker system

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JP2681349B2 (ja) *	1986-08-08	1997-11-26	ヤマハ株式会社	スピーカ再生装置
JP2002171589A (ja)	2000-11-30	2002-06-14	Sony Corp	オーディオ装置
WO2008090897A1 (ja) *	2007-01-22	2008-07-31	Toa Corporation	フィルタ
JP2012054863A (ja) *	2010-09-03	2012-03-15	Mitsubishi Electric Corp	音響再生装置

2019
- 2019-06-20 JP JP2020528786A patent/JP7359146B2/ja active Active
- 2019-06-20 EP EP19831112.8A patent/EP3820161A4/de not_active Ceased
- 2019-06-20 WO PCT/JP2019/024440 patent/WO2020008889A1/ja not_active Ceased

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2011000409A1 (en) *	2009-06-30	2011-01-06	Nokia Corporation	Positional disambiguation in spatial audio
US20120033829A1 (en) *	2010-08-04	2012-02-09	Lewis Ivan Lawayne	Audio phase corrector
JP2014168116A (ja) *	2013-02-28	2014-09-11	Jvc Kenwood Corp	オーディオ信号処理装置、オーディオ信号処理方法、オーディオ信号処理プログラムおよびヘッドホン
US9992573B1 (en) *	2013-10-29	2018-06-05	Meyer Sound Laboratories, Incorporated	Phase inversion filter for correcting low frequency phase distortion in a loudspeaker system

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
ANONYMOUS: "Effect of zero padding an odd symmetric FIR filter in the time domain - Signal Processing Stack Exchange", STACK EXCHANGE - SIGNAL PROCESSING, 1 May 2017 (2017-05-01), XP093265129, Retrieved from the Internet <URL:https://dsp.stackexchange.com/questions/40641/effect-of-zero-padding-an-odd-symmetric-fir-filter-in-the-time-domain> [retrieved on 20250331] *
BAUMGARTE F ET AL: "Binaural cue coding-part II: schemes and applications", IEEE TRANSACTIONS ON SPEECH AND AUDIO PROCESSING, IEEE SERVICE CENTER, NEW YORK, NY, US, vol. 11, no. 6, 1 November 2003 (2003-11-01), pages 520 - 531, XP011104739, ISSN: 1063-6676, DOI: 10.1109/TSA.2003.818108 *
CONSTADINIDES A.: "Ideal Impulse Response - an overview", ENCYCLOPEDIA OF VIBRATION, 1 January 2001 (2001-01-01), XP093265131, ISBN: 978-0-12-227085-7, Retrieved from the Internet <URL:https://www.sciencedirect.com/topics/engineering/ideal-impulse-response> [retrieved on 20250331] *
See also references of WO2020008889A1 *

Also Published As

Publication number	Publication date
WO2020008889A1 (ja)	2020-01-09
JPWO2020008889A1 (ja)	2021-07-08
JP7359146B2 (ja)	2023-10-11
EP3820161A1 (de)	2021-05-12

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