JP2016500236A5 - - Google Patents
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- JP2016500236A5 JP2016500236A5 JP2015543055A JP2015543055A JP2016500236A5 JP 2016500236 A5 JP2016500236 A5 JP 2016500236A5 JP 2015543055 A JP2015543055 A JP 2015543055A JP 2015543055 A JP2015543055 A JP 2015543055A JP 2016500236 A5 JP2016500236 A5 JP 2016500236A5
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- JP
- Japan
- Prior art keywords
- frame
- processing
- predetermined value
- processing frame
- signal
- 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.)
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Links
- 230000005540 biological transmission Effects 0.000 claims 25
- 238000000034 method Methods 0.000 claims 14
- 238000002604 ultrasonography Methods 0.000 claims 4
- 239000011159 matrix material Substances 0.000 claims 2
- 238000010295 mobile communication Methods 0.000 claims 2
- 230000000737 periodic effect Effects 0.000 claims 2
- 102000003743 Relaxin Human genes 0.000 claims 1
- 108090000103 Relaxin Proteins 0.000 claims 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims 1
- 239000010931 gold Substances 0.000 claims 1
- 229910052737 gold Inorganic materials 0.000 claims 1
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201261727011P | 2012-11-15 | 2012-11-15 | |
| US61/727,011 | 2012-11-15 | ||
| US13/841,359 | 2013-03-15 | ||
| US13/841,359 US9210270B2 (en) | 2012-11-15 | 2013-03-15 | Echo cancellation for ultrasound |
| PCT/US2013/065948 WO2014078016A1 (en) | 2012-11-15 | 2013-10-21 | Echo cancellation using ultrasound |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2016500236A JP2016500236A (ja) | 2016-01-07 |
| JP2016500236A5 true JP2016500236A5 (https=) | 2016-04-07 |
| JP5978404B2 JP5978404B2 (ja) | 2016-08-24 |
Family
ID=50682228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015543055A Expired - Fee Related JP5978404B2 (ja) | 2012-11-15 | 2013-10-21 | 超音波を使用するエコーキャンセル |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US9210270B2 (https=) |
| EP (1) | EP2920947B1 (https=) |
| JP (1) | JP5978404B2 (https=) |
| KR (1) | KR101651794B1 (https=) |
| CN (1) | CN104769926B (https=) |
| WO (1) | WO2014078016A1 (https=) |
Families Citing this family (27)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9831843B1 (en) | 2013-09-05 | 2017-11-28 | Cirrus Logic, Inc. | Opportunistic playback state changes for audio devices |
| US9774342B1 (en) * | 2014-03-05 | 2017-09-26 | Cirrus Logic, Inc. | Multi-path analog front end and analog-to-digital converter for a signal processing system |
| US9525940B1 (en) | 2014-03-05 | 2016-12-20 | Cirrus Logic, Inc. | Multi-path analog front end and analog-to-digital converter for a signal processing system |
| US9306588B2 (en) | 2014-04-14 | 2016-04-05 | Cirrus Logic, Inc. | Switchable secondary playback path |
| KR102208696B1 (ko) * | 2014-05-13 | 2021-01-28 | 삼성전자주식회사 | 센서 데이터 획득 방법 및 그 장치 |
| US10785568B2 (en) | 2014-06-26 | 2020-09-22 | Cirrus Logic, Inc. | Reducing audio artifacts in a system for enhancing dynamic range of audio signal path |
| US9596537B2 (en) | 2014-09-11 | 2017-03-14 | Cirrus Logic, Inc. | Systems and methods for reduction of audio artifacts in an audio system with dynamic range enhancement |
| US9503027B2 (en) | 2014-10-27 | 2016-11-22 | Cirrus Logic, Inc. | Systems and methods for dynamic range enhancement using an open-loop modulator in parallel with a closed-loop modulator |
| US9940824B2 (en) * | 2015-03-13 | 2018-04-10 | Honeywell International Inc. | System and method of self-monitoring notification appliances |
| US9584911B2 (en) | 2015-03-27 | 2017-02-28 | Cirrus Logic, Inc. | Multichip dynamic range enhancement (DRE) audio processing methods and apparatuses |
| US9959856B2 (en) | 2015-06-15 | 2018-05-01 | Cirrus Logic, Inc. | Systems and methods for reducing artifacts and improving performance of a multi-path analog-to-digital converter |
| US9955254B2 (en) | 2015-11-25 | 2018-04-24 | Cirrus Logic, Inc. | Systems and methods for preventing distortion due to supply-based modulation index changes in an audio playback system |
| US9543975B1 (en) | 2015-12-29 | 2017-01-10 | Cirrus Logic, Inc. | Multi-path analog front end and analog-to-digital converter for a signal processing system with low-pass filter between paths |
| US9880802B2 (en) | 2016-01-21 | 2018-01-30 | Cirrus Logic, Inc. | Systems and methods for reducing audio artifacts from switching between paths of a multi-path signal processing system |
| US9998826B2 (en) | 2016-06-28 | 2018-06-12 | Cirrus Logic, Inc. | Optimization of performance and power in audio system |
| US10545561B2 (en) | 2016-08-10 | 2020-01-28 | Cirrus Logic, Inc. | Multi-path digitation based on input signal fidelity and output requirements |
| US10263630B2 (en) | 2016-08-11 | 2019-04-16 | Cirrus Logic, Inc. | Multi-path analog front end with adaptive path |
| US9813814B1 (en) | 2016-08-23 | 2017-11-07 | Cirrus Logic, Inc. | Enhancing dynamic range based on spectral content of signal |
| US9762255B1 (en) | 2016-09-19 | 2017-09-12 | Cirrus Logic, Inc. | Reconfiguring paths in a multiple path analog-to-digital converter |
| US9780800B1 (en) | 2016-09-19 | 2017-10-03 | Cirrus Logic, Inc. | Matching paths in a multiple path analog-to-digital converter |
| US9929703B1 (en) | 2016-09-27 | 2018-03-27 | Cirrus Logic, Inc. | Amplifier with configurable final output stage |
| US9967665B2 (en) | 2016-10-05 | 2018-05-08 | Cirrus Logic, Inc. | Adaptation of dynamic range enhancement based on noise floor of signal |
| US10321230B2 (en) | 2017-04-07 | 2019-06-11 | Cirrus Logic, Inc. | Switching in an audio system with multiple playback paths |
| US10008992B1 (en) | 2017-04-14 | 2018-06-26 | Cirrus Logic, Inc. | Switching in amplifier with configurable final output stage |
| US9917557B1 (en) | 2017-04-17 | 2018-03-13 | Cirrus Logic, Inc. | Calibration for amplifier with configurable final output stage |
| US10277981B1 (en) * | 2018-10-02 | 2019-04-30 | Sonos, Inc. | Systems and methods of user localization |
| TWI790718B (zh) * | 2021-08-19 | 2023-01-21 | 宏碁股份有限公司 | 會議終端及用於會議的回音消除方法 |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2107198A1 (en) | 1993-09-28 | 1995-03-29 | D. Erle Nelson | Method and apparatus for accurate acoustic distance measurement |
| US6563925B1 (en) * | 1999-04-07 | 2003-05-13 | Ericsson Inc. | Method and apparatus for space-time echo cancellation |
| JP2000341658A (ja) * | 1999-05-27 | 2000-12-08 | Nec Eng Ltd | 話者方向検出システム |
| US7515704B2 (en) | 2004-01-05 | 2009-04-07 | Telukuntla Krishna Prabhu N V R | Method, apparatus and articles incorporating a step size control technique for echo signal cancellation |
| US7720232B2 (en) | 2004-10-15 | 2010-05-18 | Lifesize Communications, Inc. | Speakerphone |
| US20080317241A1 (en) | 2006-06-14 | 2008-12-25 | Derek Wang | Code-based echo cancellation |
| US8396206B2 (en) * | 2007-02-15 | 2013-03-12 | Infineon Technologies Ag | Multi-channel communication device and methods for reducing echoes by inserting a training sequence under a spectral mask |
| DE112007003625T5 (de) | 2007-08-24 | 2010-07-15 | Fujitsu Ltd., Kawasaki | Echounterdrückungsvorrichtung, echounterdrückungssystem, Echounterdrückungsverfahren und Computerprogramm |
| EP2045620B1 (en) | 2007-09-26 | 2015-08-12 | Harman Becker Automotive Systems GmbH | Acoustic propagation delay measurement |
| JP5405130B2 (ja) * | 2009-01-09 | 2014-02-05 | クラリオン株式会社 | 音再生装置および音再生方法 |
| EP2221983B1 (en) | 2009-02-20 | 2011-08-31 | Harman Becker Automotive Systems GmbH | Acoustic echo cancellation |
| FR2952263B1 (fr) | 2009-10-29 | 2012-01-06 | Univ Paris Descartes | Procede et dispositif d'annulation d'echo acoustique par tatouage audio |
| JP2011227199A (ja) * | 2010-04-16 | 2011-11-10 | Nec Casio Mobile Communications Ltd | 雑音抑圧装置、雑音抑圧方法及びプログラム |
| US8619970B2 (en) | 2010-06-16 | 2013-12-31 | Lectrosonics, Inc. | Echo cancellers and echo cancelling methods |
| US8553904B2 (en) * | 2010-10-14 | 2013-10-08 | Hewlett-Packard Development Company, L.P. | Systems and methods for performing sound source localization |
| GB2495131A (en) * | 2011-09-30 | 2013-04-03 | Skype | A mobile device includes a received-signal beamformer that adapts to motion of the mobile device |
| US8903108B2 (en) * | 2011-12-06 | 2014-12-02 | Apple Inc. | Near-field null and beamforming |
-
2013
- 2013-03-15 US US13/841,359 patent/US9210270B2/en not_active Expired - Fee Related
- 2013-10-21 JP JP2015543055A patent/JP5978404B2/ja not_active Expired - Fee Related
- 2013-10-21 EP EP13785769.4A patent/EP2920947B1/en active Active
- 2013-10-21 WO PCT/US2013/065948 patent/WO2014078016A1/en not_active Ceased
- 2013-10-21 KR KR1020157011615A patent/KR101651794B1/ko not_active Expired - Fee Related
- 2013-10-21 CN CN201380057220.1A patent/CN104769926B/zh active Active
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