JP7068310B2 - 能動雑音消去音声装置のエンドユーザ同調のための方法及びシステム - Google Patents
能動雑音消去音声装置のエンドユーザ同調のための方法及びシステム Download PDFInfo
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- G—PHYSICS
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- 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
- G10K11/1785—Methods, e.g. algorithms; Devices
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- 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
- G10K11/17813—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 acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms
- G10K11/17815—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 acoustic paths, e.g. estimating, calibrating or testing of transfer functions or cross-terms between the reference signals and the error signals, i.e. primary path
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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
- G10K11/1783—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
- G10K11/17833—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 using a self-diagnostic function or a malfunction prevention function, e.g. detecting abnormal output levels
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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
- G10K11/1787—General system configurations
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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
- G10K11/1787—General system configurations
- G10K11/17879—General system configurations using both a reference signal and an error signal
- G10K11/17881—General system configurations using both a reference signal and an error signal the reference signal being an acoustic signal, e.g. recorded with a microphone
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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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- 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
- G10K2210/3016—Control strategies, e.g. energy minimization or intensity measurements
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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
- G10K2210/3026—Feedback
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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
- G10K2210/3027—Feedforward
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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
- G10K2210/3028—Filtering, e.g. Kalman filters or special analogue or digital filters
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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
- G10K2210/3035—Models, e.g. of the acoustic system
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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
- G10K2210/3047—Prediction, e.g. of future values of noise
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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
- G10K2210/50—Miscellaneous
- G10K2210/504—Calibration
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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
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/01—Hearing devices using active noise cancellation
Description
本出願は、2016年12月22日に出願され、参照により全体が本明細書に組み込まれた「METHODS AND SYSTEMS FOR END-USER TUNING OF AN ACTIVE NOISE CANCELLING AUDIO DEVICE」と題する米国仮特許出願第62/438,450号の利益及び優先権を請求する。
304 ホスト装置
324 デシメーションフィルタ(z)
326 カスタムANC回路
328 固定ANC回路
332 補間フィルタ
334 音源
340 同調インタフェース
350 ファームウェアインタフェース
360 ユーザの知覚フィードバック
Claims (20)
- 環境雑音を検出し、対応する基準信号を生成する働きをするセンサと、
対雑音信号を生成する働きをする能動雑音消去システムの所定の雑音モデルを含む固定雑音消去フィルタと、
記憶された係数に従って前記対雑音信号を修正する働きをする同調可能雑音消去フィルタとを備え、前記同調可能雑音消去フィルタが、更に、前記記憶された係数を、ユーザフィードバックに基づいて実時間で修正し、前記所定の雑音モデルから同調可能な逸脱をモデル化する同調対雑音信号を生成する働きをする、能動雑音消去システム。 - 同調可能パラメータのユーザ調整を実時間で受け取る働きをするグラフィカルユーザインタフェースを更に備え、前記同調可能パラメータが、前記記憶された係数の少なくとも1つに対応する、請求項1に記載の能動雑音消去システム。
- 前記対雑音信号を受け取り、消去ゾーン内の雑音を消去する対雑音を生成する働きをするスピーカを更に備えた、請求項1に記載の能動雑音消去システム。
- 前記能動雑音消去システムが、ヘッドホンである、請求項1に記載の能動雑音消去システム。
- 前記同調可能雑音消去フィルタに通信可能に結合されたホスト装置を更に備え、前記ホスト装置が、前記記憶された係数に対するユーザ調整を受け取り、調整した係数を前記同調可能雑音消去フィルタに送る働きをする同調インタフェースを備えた、請求項1に記載の能動雑音消去システム。
- デジタル信号プロセッサを更に備え、前記同調可能雑音消去フィルタが、前記デジタル信号プロセッサ内に実装された、請求項5に記載の能動雑音消去システム。
- 前記同調可能雑音消去フィルタが、更に、プログラム可能なファームウェアを備え、前記ホスト装置が、更に、ファームウェアインタフェースを備え、前記ファームウェアインタフェースは、前記プログラム可能なファームウェアを修正することによって、前記記憶された係数を実時間で調整する、請求項6に記載の能動雑音消去システム。
- 前記ホスト装置が、コンピュータ、タブレット装置及びモバイル装置のうちの1つを含む、請求項7に記載の能動雑音消去システム。
- 能動雑音消去のための方法であって、
外部センサから外部雑音を表す基準信号を受け取るステップと、
前記基準信号を固定雑音消去フィルタによって処理して対雑音信号を生成するステップと、
同調可能雑音消去フィルタによって前記対雑音信号を処理して同調対雑音信号を生成するステップと、
前記同調対雑音信号をスピーカに出力するステップと、
雑音消去ゾーン内の知覚外部雑音に応じて、前記同調可能雑音消去フィルタの係数を実時間で調整するステップとを含む、方法。 - 前記外部センサ、前記同調可能雑音消去フィルタ、前記固定雑音消去フィルタ、及び前記スピーカが、ヘッドホン内に実装された、請求項9に記載の方法。
- 前記固定雑音消去フィルタが、前記対雑音信号を生成して前記雑音消去ゾーン内の外部雑音を消去するために前記ヘッドホンの所定モデルを含む、請求項10に記載の方法。
- 前記雑音消去ゾーンが、前記スピーカに対するユーザの耳の位置である、請求項11に記載の方法。
- 前記同調可能雑音消去フィルタが、前記所定モデルから潜在的逸脱をモデル化する、請求項12に記載の方法。
- 前記係数を調整するステップが、
前記同調対雑音信号に応じてグラフィカルユーザインタフェースによってカスタムパラメータを調整するステップと、
前記同調可能雑音消去フィルタと関連したファームウェアを修正して、ユーザ入力に従って前記係数を調整するステップとを含む、請求項13に記載の方法。 - 能動雑音消去装置であって、
環境雑音を検出し、対応するアナログ基準信号を生成する働きをするセンサと、
前記アナログ基準信号をデジタル基準信号に変換する働きをするアナログデジタル変換器と、
前記デジタル基準信号を受け取り、対雑音信号を生成する働きをする前記能動雑音消去装置の所定の雑音モデルを更に備えた固定雑音消去フィルタと、
記憶された係数に従って前記対雑音信号を修正する働きをする同調可能雑音消去フィルタとを備え、前記同調可能雑音消去フィルタが、更に、前記記憶された係数をユーザフィードバックに基づいて実時間で修正し、前記所定の雑音モデルから同調可能な逸脱をモデル化する同調対雑音信号を生成する働きをする、能動雑音消去装置。 - 所望の音声信号を受け取る働きをする音声入力と、前記所望の音声信号と前記同調対雑音信号を組み合わせて出力信号を生成する働きをする加算器とを更に備えた、請求項15に記載の能動雑音消去装置。
- 前記出力信号を受け取り、前記出力信号を雑音消去ゾーンに出力する働きをするスピーカを更に備えた、請求項16に記載の能動雑音消去装置。
- 同調可能パラメータのユーザ調整を実時間で受け取る働きをするグラフィカルユーザインタフェースを更に備え、前記同調可能パラメータが、前記記憶された係数の少なくとも1つに対応する、請求項17に記載の能動雑音消去装置。
- 前記能動雑音消去装置が、ヘッドホンである、請求項18に記載の能動雑音消去装置。
- 前記能動雑音消去装置が、小型イヤホンである、請求項18に記載の能動雑音消去装置。
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US201662438450P | 2016-12-22 | 2016-12-22 | |
US62/438,450 | 2016-12-22 | ||
PCT/US2017/068354 WO2018119463A1 (en) | 2016-12-22 | 2017-12-22 | Methods and systems for end-user tuning of an active noise cancelling audio device |
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US10945080B2 (en) | 2016-11-18 | 2021-03-09 | Stages Llc | Audio analysis and processing system |
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EP3644307A1 (en) * | 2018-10-23 | 2020-04-29 | AMS Sensors UK Limited | Tuning method, manufacturing method, computer-readable storage medium and tuning system |
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CN111436014B (zh) * | 2019-12-03 | 2022-01-04 | 珠海市杰理科技股份有限公司 | 主动降噪耳机的滤波装置、滤波方法以及主动降噪耳机 |
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CN114466278B (zh) * | 2022-04-11 | 2022-08-16 | 北京荣耀终端有限公司 | 一种耳机模式对应的参数确定方法、耳机、终端和系统 |
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- 2017-12-22 WO PCT/US2017/068354 patent/WO2018119463A1/en active Application Filing
- 2017-12-22 DE DE112017006512.7T patent/DE112017006512T5/de active Pending
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DE112017006512T5 (de) | 2019-10-24 |
JP2020503551A (ja) | 2020-01-30 |
US20180182371A1 (en) | 2018-06-28 |
CN110073676A (zh) | 2019-07-30 |
US11030989B2 (en) | 2021-06-08 |
CN110073676B (zh) | 2022-11-29 |
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