| Patents for H04M 9 - Arrangements for interconnection not involving centralised switching (8,105) |
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| 03/03/2015 | US8971884 Rejection notification to a universal integrated circuit card |
| 03/03/2015 | US8971524 Communications systems and methods using wireline adapters |
| 03/03/2015 | US8971523 Over-sampled single-sided subband echo cancellation |
| 03/03/2015 | US8971522 Noise reduction |
| 02/26/2015 | DE102010052080B4 Haussignalanlage und Verfahren zum Betreiben einer solchen House signal conditioning and method for operating such |
| 02/24/2015 | US8964970 Phone |
| 02/24/2015 | US8964969 Telecommunciations filter device |
| 02/24/2015 | US8964968 System, voice cable assembly, and method for voice communication |
| 02/24/2015 | US8964967 Subband domain echo masking for improved duplexity of spectral domain echo suppressors |
| 02/24/2015 | US8964966 Multi-microphone system to support bandpass filtering for analog-to-digital conversions at different data rates |
| 02/24/2015 | US8963695 Haptic alert device having a linear vibrator |
| 02/24/2015 | CA2746794C Delay estimator |
| 02/19/2015 | US20150050967 Acoustic Echo Cancellation for Audio System with Bring Your Own Devices (BYOD) |
| 02/17/2015 | US8958545 Crosstalk reducing conductor and contact configuration in a communication system |
| 02/17/2015 | US8958544 Time-alignment of crosstalk acquisition phases between multiple joining lines |
| 02/12/2015 | US20150043571 Echo canceller for voip networks |
| 02/12/2015 | US20150043361 Echo canceller for voip networks |
| 02/11/2015 | EP2835960A1 Echo canceller for voip networks |
| 02/11/2015 | EP2835959A1 Echo canceller for VOIP networks |
| 02/10/2015 | US8954505 Systems and methods for computer and voice conference audio transmission during conference call via VoIP device |
| 02/10/2015 | US8954123 Connector cover and mobile type electronic device |
| 02/10/2015 | US8953780 Portable electronic device |
| 02/10/2015 | US8953778 Real-time intelligent mute interactive features |
| 02/10/2015 | US8953777 Echo path change detector with robustness to double talk |
| 02/10/2015 | US8953776 Particular signal cancel method, particular signal cancel device, adaptive filter coefficient update method, adaptive filter coefficient update device, and computer program |
| 02/05/2015 | WO2015015174A1 An alert system for a caller |
| 02/04/2015 | CN204145513U 网络电话广播一体机 VoIP broadcast one machine |
| 02/03/2015 | US8949049 System and method for detecting a device requiring power |
| 02/03/2015 | US8948359 Extension monitoring in a distributed telephony system |
| 01/29/2015 | US20150029897 Voice Protocol Connector Apparatus |
| 01/28/2015 | CN103167197B 一种共享音频降噪和消回音功能的方法和终端 Way to share audio noise reduction and echo cancellation functions and terminals |
| 01/28/2015 | CN102957819B 处理音频信号的方法及其设备 An audio signal processing method and apparatus |
| 01/27/2015 | US8942382 Dynamic beamformer processing for acoustic echo cancellation in systems with high acoustic coupling |
| 01/27/2015 | US8942370 Filter bank optimization for acoustic echo cancellation |
| 01/21/2015 | CN104301665A 双线多信道视频门户系统 Double multichannel video portal |
| 01/20/2015 | US8938066 Methods, apparatus and articles of manufacture to cancel echo for communication paths having long bulk delays |
| 01/13/2015 | US8934945 Voice switching for voice communication on computers |
| 01/13/2015 | US8934623 Housing for electronic device |
| 01/13/2015 | US8934622 Method for detecting double-talk condition and system using the same |
| 01/13/2015 | US8934621 Echo prevention circuit having signal subtracter feature |
| 01/13/2015 | US8934620 Acoustic echo cancellation for high noise and excessive double talk |
| 01/08/2015 | WO2014099281A9 Method for controlling acoustic echo cancellation and audio processing apparatus |
| 01/08/2015 | US20150011266 Communication device with echo suppression |
| 01/07/2015 | EP2822263A1 Communication device with echo suppression |
| 01/07/2015 | CN104270539A 基于系数差的成比例仿射投影回声消除方法 Based on the difference between the proportional coefficient affine projection echo cancellation method |
| 01/07/2015 | CN104270538A 双变压器回波补偿数字电话密码机 Dual Transformer echo compensation digital telephone cipher machine |
| 01/07/2015 | CN103067628B 残留回声抑制方法及其装置 Method and apparatus for residual echo suppression |
| 01/07/2015 | CN103037121B 啸叫消除方法、啸叫消除系统和免提电话 Remedy whistle, whistle eliminate system and speakerphone |
| 01/06/2015 | USRE45321 Cellular communications system with sectorization |
| 01/06/2015 | US8929565 Output phase modulation entrainment containment for digital filters |
| 01/06/2015 | US8929398 Data frame for PLC having destination address in the PHY header |
| 01/06/2015 | US8929263 Echo mitigation in the presence of variable delays due to adaptive jitter buffers |
| 12/31/2014 | CN104253699A 组建远程会议的方法及装置 Established teleconferencing method and apparatus |
| 12/31/2014 | CN103152498B 回声消除器 Echo canceller |
| 12/30/2014 | US8923797 Method of establishing a communications connection from a deactivated telematics unit on a motor vehicle |
| 12/30/2014 | US8923796 Expedited call setup |
| 12/30/2014 | US8923530 Speakerphone feedback attenuation |
| 12/30/2014 | US8923509 Controlling echo in a wideband voice conference |
| 12/30/2014 | US8923508 Half-duplex speakerphone echo canceler |
| 12/24/2014 | CN104243732A 振动传感器在回声消除中的使用 Vibration sensor in use in echo cancellation |
| 12/24/2014 | CN102461205B 多通道声学回声消除器装置和多通道声学回声消除的方法 Methods device and multi-channel acoustic echo cancellation, multi-channel acoustic echo cancellation |
| 12/23/2014 | US8918197 Audio communication networks |
| 12/23/2014 | US8917864 Full-duplex audio communication terminal |
| 12/23/2014 | US8917863 Method and device for data processing in a digital subscriber line environment |
| 12/23/2014 | US8917639 Eliminating false audio associated with VoIP communications |
| 12/17/2014 | CN104219403A 一种消除回声的方法及装置 A method and apparatus for echo cancellation |
| 12/17/2014 | CN102984406B 用于检测双端通话情况的方法及其系统 Situation calls for the detection of double-ended method and system |
| 12/16/2014 | US8913737 Echo canceller and microphone apparatus |
| 12/10/2014 | CN103152499B 回声消除器 Echo canceller |
| 12/10/2014 | CN102461140B 用于在电话会议期间经由VoIP装置传输计算机和语音会议音频的系统和方法 During a conference call for VoIP devices via a computer and voice conferencing audio transmission system and method |
| 12/09/2014 | US8908858 Rotating mechanism and electronic device with same |
| 12/04/2014 | US20140357326 Echo suppression |
| 12/04/2014 | US20140357325 Echo removal |
| 12/04/2014 | US20140357324 Echo removal |
| 12/04/2014 | US20140357323 Echo removal |
| 12/04/2014 | US20140357322 Spatial Quiescence Protection for Multi-Channel Acoustic Echo Cancellation |
| 12/02/2014 | US8903099 End of branch module system |
| 12/02/2014 | US8903097 Information processing device and method and program |
| 12/02/2014 | US8902714 Smart-watch including flip up display |
| 11/27/2014 | US20140349638 Signal processing control in an audio device |
| 11/25/2014 | US8897429 Communication circuit employing optocoupler |
| 11/18/2014 | US8892450 Signal clipping protection using pre-existing audio gain metadata |
| 11/18/2014 | US8892433 Method of selecting one microphone from two or more microphones, for a speech processor system such as a “hands-free” telephone device operating in a noisy environment |
| 11/18/2014 | US8892232 Social network with enhanced audio communications for the hearing impaired |
| 11/18/2014 | US8891800 Earbud charging case for mobile device |
| 11/18/2014 | US8891755 Telephone set and method of controlling off-hook/on-hook state of the telephone set |
| 11/18/2014 | US8890719 Reduced keypad for multi-tap input |
| 11/13/2014 | US20140335917 Dual beamform audio echo reduction |
| 11/11/2014 | US8885840 Device, system and method for measurement of media consumption in digital media terminals |
| 11/11/2014 | US8885815 Null-forming techniques to improve acoustic echo cancellation |
| 11/06/2014 | US20140329568 Echo canceller and echo cancellation method |
| 11/04/2014 | US8879721 Audio communication system |
| 11/04/2014 | US8879720 Acoustic echo cancellation using a variable length adaptive filter |
| 11/04/2014 | US8879711 Method and apparatus for network maintenance and supervision of a controlled on-board audio portion |
| 11/04/2014 | US8879438 Resource efficient acoustic echo cancellation in IP networks |
| 11/04/2014 | US8879432 Splitter and combiner for multiple data rate communication system |
| 10/30/2014 | US20140320589 Audio processing of shared content |
| 10/28/2014 | US8873764 Acoustic echo suppression unit and conferencing front-end |
| 10/28/2014 | US8873743 Tapered capsense structure |
| 10/28/2014 | US8873742 Echo canceller auditor |