JP6330251B2 - 密閉型ヘッドフォン用信号処理装置および密閉型ヘッドフォン - Google Patents
密閉型ヘッドフォン用信号処理装置および密閉型ヘッドフォン Download PDFInfo
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- JP6330251B2 JP6330251B2 JP2013048890A JP2013048890A JP6330251B2 JP 6330251 B2 JP6330251 B2 JP 6330251B2 JP 2013048890 A JP2013048890 A JP 2013048890A JP 2013048890 A JP2013048890 A JP 2013048890A JP 6330251 B2 JP6330251 B2 JP 6330251B2
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- 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
- G10K11/1781—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions
- G10K11/17821—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 characterised by the analysis of input or output signals, e.g. frequency range, modes, transfer functions characterised by the analysis of the input signals only
-
- 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
- G10K11/1783—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 handling or detecting of non-standard events or conditions, e.g. changing operating modes under specific operating conditions
- G10K11/17837—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 handling or detecting of non-standard events or conditions, e.g. changing operating modes under specific operating conditions by retaining part of the ambient acoustic environment, e.g. speech or alarm signals that the user needs to hear
-
- 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
- G10K11/1787—General system configurations
- G10K11/17873—General system configurations using a reference signal without an error signal, e.g. pure feedforward
-
- 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
- G10K11/1787—General system configurations
- G10K11/17885—General system configurations additionally using a desired external signal, e.g. pass-through audio such as music or speech
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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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1083—Reduction of ambient noise
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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
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/005—Circuits for transducers, loudspeakers or microphones for combining the signals of two or more microphones
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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
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- 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
-
- 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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/10—Applications
- G10K2210/108—Communication systems, e.g. where useful sound is kept and noise is cancelled
- G10K2210/1081—Earphones, e.g. for telephones, ear protectors or headsets
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- 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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/301—Computational
- G10K2210/3031—Hardware, e.g. architecture
-
- 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
- G10K2210/00—Details of active noise control [ANC] covered by G10K11/178 but not provided for in any of its subgroups
- G10K2210/30—Means
- G10K2210/301—Computational
- G10K2210/3046—Multiple acoustic inputs, multiple acoustic outputs
-
- 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
- H04R5/033—Headphones for stereophonic communication
-
- 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
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Physics & Mathematics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Otolaryngology (AREA)
- Stereophonic System (AREA)
- Headphones And Earphones (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Circuit For Audible Band Transducer (AREA)
Description
2L,2R…ヘッドフォンユニット
11…マイク
12…マイクアンプ
13…定位処理部
131L,131R…フィルタ
14L,14R…レベル調整器
15…入力部
16…スイッチ
17L,17R…ヘッドフォンアンプ
18…出力部
Claims (4)
- 音源の信号を入力する入力部と、
前記入力部から入力した前記音源の信号を、密閉型ヘッドフォンのヘッドフォンユニットに出力する出力部と、を備えた密閉型ヘッドフォン用信号処理装置であって、
周囲の音を取得して収音信号を出力する収音部と、
前記音源の信号はそのまま出力して頭内定位させ、前記収音信号を前記音源の信号とは異なる位置に定位させてミックスする処理を行う定位処理部と、
を備え、
前記出力部は、前記定位処理部がミックスした音源の信号および収音信号を出力し、
前記収音部は、複数のマイクからなり、
前記定位処理部は、前記収音部のそれぞれのマイクが取得した音の到来方向に前記収音信号の定位位置を設定することを特徴とする密閉型ヘッドフォン用信号処理装置。 - 前記定位処理部は、前記収音信号に、聴取者の頭部形状に対応する頭部伝達関数を付与することにより、前記収音信号を前記音源の信号とは異なる位置に定位させる請求項1に記載の密閉型ヘッドフォン用信号処理装置。
- 前記複数のマイクは、それぞれ指向性マイクである請求項1または請求項2に記載の密閉型ヘッドフォン用信号処理装置。
- 請求項1乃至請求項3のいずれかに記載の密閉型ヘッドフォン用信号処理装置と、
前記出力部の出力する信号に基づいて放音するヘッドフォンユニットと、
を備えた密閉型ヘッドフォン。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013048890A JP6330251B2 (ja) | 2013-03-12 | 2013-03-12 | 密閉型ヘッドフォン用信号処理装置および密閉型ヘッドフォン |
US14/772,614 US20160012816A1 (en) | 2013-03-12 | 2014-01-17 | Signal processing device, headphone, and signal processing method |
PCT/JP2014/050781 WO2014141735A1 (ja) | 2013-03-12 | 2014-01-17 | 信号処理装置、ヘッドフォンおよび信号処理方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013048890A JP6330251B2 (ja) | 2013-03-12 | 2013-03-12 | 密閉型ヘッドフォン用信号処理装置および密閉型ヘッドフォン |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014174430A JP2014174430A (ja) | 2014-09-22 |
JP6330251B2 true JP6330251B2 (ja) | 2018-05-30 |
Family
ID=51536412
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013048890A Active JP6330251B2 (ja) | 2013-03-12 | 2013-03-12 | 密閉型ヘッドフォン用信号処理装置および密閉型ヘッドフォン |
Country Status (3)
Country | Link |
---|---|
US (1) | US20160012816A1 (ja) |
JP (1) | JP6330251B2 (ja) |
WO (1) | WO2014141735A1 (ja) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107996028A (zh) | 2015-03-10 | 2018-05-04 | Ossic公司 | 校准听音装置 |
US20170254507A1 (en) * | 2016-03-02 | 2017-09-07 | Sergio Lara Pereira Monteiro | Method and means for reflecting light to produce soft indirect illumination while avoiding scattering enclosures |
US10319395B2 (en) * | 2016-03-11 | 2019-06-11 | Limbic Media Corporation | System and method for predictive generation of visual sequences |
US9955279B2 (en) | 2016-05-11 | 2018-04-24 | Ossic Corporation | Systems and methods of calibrating earphones |
WO2018079850A1 (ja) * | 2016-10-31 | 2018-05-03 | ヤマハ株式会社 | 信号処理装置、信号処理方法およびプログラム |
CN107221337B (zh) * | 2017-06-08 | 2018-08-31 | 腾讯科技(深圳)有限公司 | 数据滤波方法、多人语音通话方法以及相关设备 |
CN115866505A (zh) * | 2018-08-20 | 2023-03-28 | 华为技术有限公司 | 音频处理方法和装置 |
CN114205730A (zh) | 2018-08-20 | 2022-03-18 | 华为技术有限公司 | 音频处理方法和装置 |
EP3668123B1 (en) | 2018-12-13 | 2024-07-17 | GN Audio A/S | Hearing device providing virtual sound |
WO2020145122A1 (ja) * | 2019-01-10 | 2020-07-16 | ソニー株式会社 | ヘッドホン、および音響信号処理方法、並びにプログラム |
JP7052814B2 (ja) * | 2020-02-27 | 2022-04-12 | ヤマハ株式会社 | 信号処理装置 |
WO2021261385A1 (ja) * | 2020-06-22 | 2021-12-30 | 公立大学法人秋田県立大学 | 音響再生装置、ノイズキャンセリングヘッドフォン装置、音響再生方法、音響処理プログラム |
WO2021261165A1 (ja) * | 2020-06-24 | 2021-12-30 | ソニーグループ株式会社 | 音響信号処理装置、音響信号処理方法およびプログラム |
CN115376528A (zh) * | 2021-05-17 | 2022-11-22 | 华为技术有限公司 | 三维音频信号编码方法、装置和编码器 |
JPWO2023058162A1 (ja) * | 2021-10-06 | 2023-04-13 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH10200999A (ja) * | 1997-01-08 | 1998-07-31 | Matsushita Electric Ind Co Ltd | カラオケ装置 |
JP4499358B2 (ja) * | 2001-02-14 | 2010-07-07 | ソニー株式会社 | 音像定位信号処理装置 |
JP2004201195A (ja) * | 2002-12-20 | 2004-07-15 | Pioneer Electronic Corp | ヘッドホン装置 |
JP2006164212A (ja) * | 2004-11-10 | 2006-06-22 | Sony Corp | 情報処理装置および方法、記録媒体、並びにプログラム |
JP2007036608A (ja) * | 2005-07-26 | 2007-02-08 | Yamaha Corp | ヘッドホン装置 |
JP2009147410A (ja) * | 2007-12-11 | 2009-07-02 | Sony Corp | 再生装置、再生方法及び再生システム |
JP2009188450A (ja) * | 2008-02-01 | 2009-08-20 | Yamaha Corp | ヘッドホンモニタ装置 |
JP5499633B2 (ja) * | 2009-10-28 | 2014-05-21 | ソニー株式会社 | 再生装置、ヘッドホン及び再生方法 |
-
2013
- 2013-03-12 JP JP2013048890A patent/JP6330251B2/ja active Active
-
2014
- 2014-01-17 WO PCT/JP2014/050781 patent/WO2014141735A1/ja active Application Filing
- 2014-01-17 US US14/772,614 patent/US20160012816A1/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO2014141735A1 (ja) | 2014-09-18 |
JP2014174430A (ja) | 2014-09-22 |
US20160012816A1 (en) | 2016-01-14 |
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