| Patents for H04M 9 - Arrangements for interconnection not involving centralised switching (8,105) |
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| 06/13/2006 | US7062040 Suppression of echo signals and the like |
| 06/13/2006 | US7062039 Methods and apparatus for improving adaptive filter performance by inclusion of inaudible information |
| 06/13/2006 | US7062037 Generic line impedance matching circuit using decomposed configurable transfer functions |
| 06/13/2006 | CA2275662C Double talk and echo path change detection in a telephony system |
| 06/08/2006 | WO2006060441A2 Isolation of transmit and receive signals |
| 06/08/2006 | US20060119176 Method and system for audio distribution in installations where the use of existing wiring is preferred |
| 06/08/2006 | DE202006004686U1 Station of house intercom has front covering has front covering which partially covers fixing device whereby opening is a passage which is provided through which tool passes |
| 06/08/2006 | DE102004010667B4 Netzwerkkommunikationsvorrichtung und Hybrid-Schaltung davon Network communication apparatus and hybrid circuit thereof |
| 06/07/2006 | EP1667416A2 Reverberation estimation and suppression system |
| 06/07/2006 | EP1665872A1 Noise damping headset with a throat microphone |
| 06/07/2006 | EP1665741A1 Wireless headset for use in speech recognition environment |
| 06/06/2006 | US7058368 Adaptive feedforward noise cancellation circuit |
| 06/06/2006 | US7058176 Cover structure for portable electronic device |
| 06/06/2006 | CA2312722C Method and apparatus for cancelling echo originating from a mobile terminal |
| 06/01/2006 | WO2006057695A1 Conferencing system |
| 06/01/2006 | US20060115094 Howling suppression device and howling suppression method |
| 06/01/2006 | US20060115078 Echo canceller having improved non-linear processor |
| 06/01/2006 | US20060115077 Echo canceller employing dual-H architecture having variable adaptive gain settings |
| 06/01/2006 | US20060114888 Information management system for bed data |
| 06/01/2006 | US20060113843 Method and apparatus for delivering secured telephony service in a hybrid coaxial cable network |
| 06/01/2006 | DE202006005120U1 Elektrisches Gerät, insbesondere Türsprechstation einer Hauskommunikationsanlage Electrical device, in particular a house door intercom communication system |
| 05/31/2006 | EP1661377A1 Measuring a talking quality of a communication link in a network |
| 05/31/2006 | EP1429315B1 Method and system for suppressing echoes and noises in environments under variable acoustic and highly fedback conditions |
| 05/31/2006 | CN1780167A Convergent echo eliminator rapidly |
| 05/31/2006 | CN1780165A Echo eliminator and elimination |
| 05/30/2006 | US7054438 Method and apparatus for active reduction of speakerphone singing |
| 05/30/2006 | US7054437 Statistical adaptive-filter controller |
| 05/30/2006 | US7054152 Notebook computer with hidden multimedia controller |
| 05/26/2006 | WO2006055025A1 Data input device and data input method |
| 05/25/2006 | US20060109980 Portable wireless communication device |
| 05/24/2006 | EP1155561B1 Method and device for suppressing noise in telephone devices |
| 05/24/2006 | CN1778099A Automatic speak-up indication for conference call attendees |
| 05/24/2006 | CN1777217A Microphone systems and microphone apparatus |
| 05/23/2006 | US7050794 User-assisted programmable appliance control |
| 05/23/2006 | US7050783 Accessory detection system |
| 05/23/2006 | US7050767 Mobile computing devices having rotationally exposed user interface devices |
| 05/23/2006 | US7050756 Phone enabled direct response |
| 05/23/2006 | US7050577 Programmable subscriber line circuit partitioned into high voltage interface and digital control subsections |
| 05/23/2006 | US7050576 Double talk, NLP and comfort noise |
| 05/23/2006 | US7050575 Echo canceler coefficient update apparatus and method |
| 05/23/2006 | US7050574 Telephone line interface circuit and method |
| 05/23/2006 | US7050545 Methods and apparatus for echo cancellation using an adaptive lattice based non-linear processor |
| 05/18/2006 | WO2005067426B1 Modifications to telephones in combination of aesthetic and extra-functional values |
| 05/18/2006 | DE10328501B4 Elektrisches Installationsgerät mit digitalem Sprachchip Electrical installation device with digital voice chip |
| 05/18/2006 | DE102004020314B4 Voice and/or video device, especially for building or dwelling entry areas, has cover plate that is separated from building wall by shade joint and at least one light element is arranged in shade joint |
| 05/16/2006 | US7046983 Integral board and module for power over LAN |
| 05/16/2006 | US7046799 Communication headset and method |
| 05/16/2006 | US7046795 Method and apparatus for active latency characterization |
| 05/16/2006 | US7046794 Double talk activity detector and method for an echo canceler circuit |
| 05/16/2006 | US7046793 Digital access arrangement circuitry and method having current ramping control of the hookswitch |
| 05/16/2006 | US7046792 Transmit/receive arbitrator |
| 05/16/2006 | US7046774 Intercom apparatus |
| 05/16/2006 | CA2356091C Digital key telephone set and digital key telephone system |
| 05/11/2006 | WO2006050185A2 Automated access network cross-connect system |
| 05/11/2006 | US20060098813 Rotation supporting mechanism and portable terminal |
| 05/11/2006 | US20060098812 Headset |
| 05/11/2006 | US20060098811 Telephone-controlled electrical switch device |
| 05/11/2006 | US20060098810 Method and apparatus for canceling acoustic echo in a mobile terminal |
| 05/11/2006 | US20060098809 Periodic signal enhancement system |
| 05/11/2006 | US20060098808 Synchronization of echo cancellers in a voice processing system |
| 05/11/2006 | US20060098807 Method and apparatus for inclusive echo canceller testing |
| 05/11/2006 | US20060098806 Multi-frequency tone detector |
| 05/10/2006 | EP1655856A1 Speech communication apparatus |
| 05/10/2006 | EP1655836A1 Apparatus and method for processing audio signals using echo cancellation |
| 05/10/2006 | EP1654809A2 System and method for auto sensing and provisioning two or four wire mode on a communications line with rate adaptation |
| 05/09/2006 | US7043224 Communication apparatus |
| 05/09/2006 | US7043014 Apparatus and method for time-alignment of two signals |
| 05/09/2006 | US7043013 Method for adaptive control of multichannel acoustic echo cancellation system and device therefor |
| 05/04/2006 | WO2006007516A3 Limiting maximum gain in duplex communications devices including telephone sets |
| 05/04/2006 | US20060093134 Cellular phone and cellular phone manufacturing method |
| 05/04/2006 | US20060093133 Portable terminal having combination of optical waveguide and sound resonance space |
| 05/04/2006 | US20060093132 Wireless earpiece for cell phone |
| 05/04/2006 | US20060093131 Adjustable wireless earpiece |
| 05/04/2006 | US20060093130 Automated access network cross-connect system |
| 05/04/2006 | US20060093129 Embedded switchable power ring |
| 05/04/2006 | US20060093128 Speakerphone |
| 05/03/2006 | CN2777872Y Talkback system |
| 05/02/2006 | US7039183 Termination block |
| 05/02/2006 | US7039181 Consolidated voice activity detection and noise estimation |
| 05/02/2006 | US7039180 Method and apparatus for enabling multiple protocol communication over a network |
| 04/27/2006 | WO2006020361A3 Systems and methods for echo cancellation and noise reduction |
| 04/27/2006 | WO2005125189A3 Method and apparatus for simplified e-commerce shopping |
| 04/27/2006 | US20060088154 Telecommunication devices that adjust audio characteristics for elderly communicators |
| 04/27/2006 | DE20221518U1 Modular domestic communications system has at least some modular door and/or dwelling stations with main module similar to electrical installation device and functional module(s) |
| 04/26/2006 | CN1254074C Improved system and method for implementation of echo canceller |
| 04/25/2006 | US7035665 Portable terminal device and wireless communication terminal device |
| 04/25/2006 | US7035415 Method and device for acoustic echo cancellation combined with adaptive beamforming |
| 04/25/2006 | US7035402 Portable communication unit |
| 04/25/2006 | US7035400 Signaling Techniques in channels with asymmetric powers and capacities |
| 04/25/2006 | US7035399 Network interface device (NID) with elliposoidial shape and stored cable reel and associated methods |
| 04/25/2006 | US7035398 Echo cancellation processing system |
| 04/25/2006 | US7035397 System and method for updating filter coefficients and echo canceller including same |
| 04/25/2006 | US7035396 Configurable echo canceller |
| 04/20/2006 | WO2006041735A2 Reverberation removal |
| 04/20/2006 | WO2006041123A1 Speech device |
| 04/20/2006 | WO2006040734A1 Echo cancellation |
| 04/20/2006 | US20060084481 Communication device |
| 04/20/2006 | DE102004050611A1 Door entrance telephone speaking system e.g. for domestic accommodation, has camera and door entrance image is displayed on phone terminal |
| 04/20/2006 | DE102004049198A1 Hauskommunikationssystem und Verfahren zur Hauskommunikation House communication system and method for building communication |
| 04/18/2006 | US7031461 Robust adaptive filter for echo cancellation |