WO2014001930A3 - 一种通讯设备的主动降噪系统及其降噪处理方法 - Google Patents
一种通讯设备的主动降噪系统及其降噪处理方法 Download PDFInfo
- Publication number
- WO2014001930A3 WO2014001930A3 PCT/IB2013/054711 IB2013054711W WO2014001930A3 WO 2014001930 A3 WO2014001930 A3 WO 2014001930A3 IB 2013054711 W IB2013054711 W IB 2013054711W WO 2014001930 A3 WO2014001930 A3 WO 2014001930A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- signal
- noise
- noise reduction
- identifiable
- communication device
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- 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
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Noise Elimination (AREA)
Abstract
本发明公开一种通讯设备的主动降噪系统及其降噪处理方法,其中,可辨识信号探测器,用于探测可辨识信号,并将所述可辨识信号发送至信号处理器;噪音探测器,用于探测通讯设备周围的噪音信号,并将所述噪音信号发送至信号处理器;信号处理器,用于根据噪音信号对可辨识信号进行消噪处理获得消噪处理信号;所述信号处理器分别与可辨识信号探测器、噪音探测器连接。本发明利用探测到的噪音信号来中和或抵消可辨识信号中掺杂的同样的噪音信号,由此获得消噪处理信号,从而提高音频信号的通讯质量,提高音频信号的逼真度、清晰度及可辨识性。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201210211113.7 | 2012-06-26 | ||
CN2012102111137A CN102868455A (zh) | 2012-06-26 | 2012-06-26 | 一种通讯设备的主动降噪系统及其降噪处理方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2014001930A2 WO2014001930A2 (zh) | 2014-01-03 |
WO2014001930A3 true WO2014001930A3 (zh) | 2014-02-27 |
Family
ID=47447083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/IB2013/054711 WO2014001930A2 (zh) | 2012-06-26 | 2013-06-09 | 一种通讯设备的主动降噪系统及其降噪处理方法 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN102868455A (zh) |
WO (1) | WO2014001930A2 (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102868455A (zh) * | 2012-06-26 | 2013-01-09 | 拉迪 | 一种通讯设备的主动降噪系统及其降噪处理方法 |
CN103152108A (zh) * | 2013-03-11 | 2013-06-12 | 拉迪 | 一种主动降噪系统的隔离装置 |
CN108093337B (zh) * | 2017-12-23 | 2019-08-02 | 广州市尊浪电器有限公司 | 降噪音箱组件 |
CN111524499B (zh) * | 2020-04-24 | 2023-04-28 | 青岛海信日立空调系统有限公司 | 空调器及基于app的主动降噪调试方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1874386A (zh) * | 2005-05-24 | 2006-12-06 | 美国博通公司 | 具有改进性能的电话机及在其中处理音频信号的方法 |
CN101106405A (zh) * | 2006-07-12 | 2008-01-16 | 北京大学深圳研究生院 | 回声消除器、回声消除方法及其双端通话检测系统 |
CN102868455A (zh) * | 2012-06-26 | 2013-01-09 | 拉迪 | 一种通讯设备的主动降噪系统及其降噪处理方法 |
-
2012
- 2012-06-26 CN CN2012102111137A patent/CN102868455A/zh active Pending
-
2013
- 2013-06-09 WO PCT/IB2013/054711 patent/WO2014001930A2/zh active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1874386A (zh) * | 2005-05-24 | 2006-12-06 | 美国博通公司 | 具有改进性能的电话机及在其中处理音频信号的方法 |
CN101106405A (zh) * | 2006-07-12 | 2008-01-16 | 北京大学深圳研究生院 | 回声消除器、回声消除方法及其双端通话检测系统 |
CN102868455A (zh) * | 2012-06-26 | 2013-01-09 | 拉迪 | 一种通讯设备的主动降噪系统及其降噪处理方法 |
Also Published As
Publication number | Publication date |
---|---|
CN102868455A (zh) | 2013-01-09 |
WO2014001930A2 (zh) | 2014-01-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2948043B8 (en) | Device, system and method for detection and processing of heartbeat signals | |
MX2018014697A (es) | Metodo y aparato para realizar acondicionamiento de señales para mitigar la interferencia detectada en un sistema de comunicacion. | |
WO2013162995A3 (en) | Systems and methods for audio signal processing | |
TW201615036A (en) | Ear pressure sensors integrated with speakers for smart sound level exposure | |
AR082522A1 (es) | Metodo y receptor de ocultamiento de recepcion de señal mono intermitente de receptores de radio fm estereo | |
BR112014006962A2 (pt) | redução de ruído de rádio estéreo fm com base em previsão | |
WO2014195508A3 (en) | Systems and methods for de-noising seismic data | |
WO2015061392A3 (en) | Simultaneous localization and mapping systems and methods | |
EP2629294A3 (en) | System and method for dynamic residual noise shaping | |
EP3288288A4 (en) | Silica gel diaphragm, receiver module, and method for processing silica gel diaphragm | |
EP3687189A3 (en) | Headphone device, terminal device, information transmitting method, program, and headphone system | |
EP3007462A4 (en) | Input device and transmission method; host device and reception method; and signal processing system and transmission/reception method | |
EP2770705A3 (en) | Application control method and apparatus for mobile terminal, earphone device and application control system | |
WO2014145991A3 (en) | Filter selection for delivering spatial audio | |
GB2498505A (en) | Data acquisition system and method for mass spectrometry | |
EP2677673A4 (en) | Signal processing circuit, signal processing method, optical receiver and optical communication system | |
WO2013142724A3 (en) | Audio processing method and audio processing apparatus | |
WO2011091405A3 (en) | Method and apparatus for spectral sensing | |
WO2014001930A3 (zh) | 一种通讯设备的主动降噪系统及其降噪处理方法 | |
PH12015501694B1 (en) | Systems and methods of performing gain control | |
EP3175445B8 (en) | Apparatus and method for enhancing an audio signal, sound enhancing system | |
WO2015112740A3 (en) | Methods and systems for snore detection and correction | |
WO2011083979A3 (en) | An apparatus for processing an audio signal and method thereof | |
MX362441B (es) | Dispositivo para reproducir sonido. | |
WO2012160035A3 (en) | Processing audio signals |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
DPE2 | Request for preliminary examination filed before expiration of 19th month from priority date (pct application filed from 20040101) | ||
122 | Ep: pct application non-entry in european phase |
Ref document number: 13809628 Country of ref document: EP Kind code of ref document: A2 |