Patents
Patents for H04B 15 - Suppression or limitation of noise or interference (10,227)
03/2009
03/05/2009US20090061779 Method for addressing user location errors in a cognitive radio system
03/05/2009US20090060223 Signal processing device, signal processing method, and program
03/05/2009US20090060067 Determining channel matrices by correlated transmissions to different channels
03/05/2009US20090060008 System and method for blind source separation of signals using noise estimator
03/05/2009DE19630150B4 Verfahren zum Entwerfen einer Halbleitervorrichtung A method of designing a semiconductor device
03/04/2009EP1905177B1 Communications devices including integrated digital cameras operating at different frequencies and related methods
03/04/2009EP1702420A4 Signal generation power management control system for portable communications device and method of using same
03/04/2009EP1362387B1 Cellular base station antenna
03/04/2009CN101379739A Technology for reducing electromagnetic interference
03/03/2009US7499836 Apparatus for and methods of detecting combustion ignition
03/03/2009US7499693 Mixer for homodyne RF receiver
03/03/2009US7499673 Configurable diversity antenna system for wireless access points
03/03/2009US7499554 Electronic devices, methods, and computer program products for detecting noise in a signal based on autocorrelation coefficient gradients
03/03/2009US7499420 Apparatus and method for removing signal interference in a local radio communication device mounted in a mobile terminal
02/2009
02/26/2009WO2009026573A2 Wireless ethernet adapter
02/26/2009WO2009026561A1 System and method for noise activity detection
02/26/2009US20090054094 Method for identifying a code group representative of a number of base stations
02/26/2009US20090054000 Apparatus and Method for Adaptive Polar Transmitter Linearization and Wireless Transmitter Employing the Same
02/26/2009US20090053999 Wireless ethernet adapter
02/26/2009US20090052691 Howling Suppressing Apparatus
02/26/2009US20090052690 Method for Stabilizing an Adaptive Algorithm and Device for Carring Out Said Method
02/26/2009US20090052411 Adaptive interference control
02/25/2009CN101375534A Improved charge/discharge control circuit for audio device
02/25/2009CN101375508A A radio telecommunication terminal and a method of decreasing perturbations within this terminal
02/25/2009CN100464509C Noise suppressor
02/24/2009US7496483 CBRN attack detection system and method II
02/19/2009US20090047907 Communication system, communication apparatus and communication control method
02/19/2009US20090046865 Sound image localization apparatus
02/19/2009DE112006003299T5 Verfahren zum Verringern einer offensichtlichen Latenz bei einem Verbinden eines bei einer mobilen Kommunikationsvorrichtung empfangenen Anrufs mit einem entfernten Audioprozessor A method for reducing apparent latency in connecting a received call in a mobile communication device to a remote audio processor
02/18/2009CN100463377C Wireless communication system, wireless communication method, wireless relay apparatus and wireless terminal
02/17/2009US7493087 Apparatus and method of radio access management for a radio communication system
02/17/2009US7492911 Noise reducing device
02/12/2009WO2008083207A3 Accessory detection to minimize interference with wireless communication
02/12/2009US20090042512 Mobile communication system, base station, and inter-cell interference reduction method
02/12/2009US20090041264 Sound signal processing apparatus
02/12/2009US20090041263 Echo Suppressing Method and Apparatus
02/12/2009DE102007028066B3 Verfahren und Vorrichtung zum Erzeugen eines Übertragungssignals Method and apparatus for generating a transmission signal
02/11/2009EP2022195A2 Setting transmission length based on estimated error rate
02/11/2009EP1792410B1 Wireless communication device and data interface
02/11/2009CN101366187A Interference rejection in telecommunication system
02/10/2009US7489916 Direct down-conversion mixer architecture
02/10/2009US7489901 Method for dynamically estimating noise floor and rise over thermal (ROT)
02/10/2009US7489899 Information network building method and network connection circuit for communication between terminals of a physical premises
02/10/2009US7489789 Method for noise reduction in an audio device and hearing aid with means for reducing noise
02/05/2009US20090036151 Communication system, communication apparatus, and communication method
02/05/2009US20090036150 Interference based phase shift precoding for ofdm
02/05/2009US20090034755 Ambient noise cancellation for voice communications device
02/05/2009US20090034647 Transmitting device, wireless communication system and transmitting method
02/05/2009US20090034646 Windowed Level Detector for Partial Response Channels
02/04/2009CN100459461C 数据通信系统和数据通信方法 The data communication system and a data communication method
02/04/2009CN100459452C Method and apparatus for increasing receiver immunity to interference
02/03/2009US7487068 Interference eliminating method in adaptive array system and array processing device
02/03/2009US7486942 Receiver
02/03/2009US7486939 Apparatus for removing distortions created by an amplifier
02/03/2009US7486933 Multi-path interference removing for wireless relay system apparatus and method using by same channel frequency
01/2009
01/29/2009WO2009012630A1 Receiver and method for multi-user interfere eliminating based on frequency domain equalization combined with time domain
01/29/2009US20090030654 Noise Suppression System, Sound Acquisition Apparatus, Sound Output Apparatus, and Computer-Readable Medium
01/29/2009US20090028557 Insertable emi shield clip for use in optical transceiver modules
01/29/2009US20090028357 Audio test apparatus capable of decreasing noise influence in process of audio device testing and method thereof
01/28/2009EP1795024B1 Mobile wireless communications device with reduced interference from the keyboard into the radio receiver
01/28/2009CN100456915C Compact radio equipment and method of mounting the same
01/28/2009CN100456642C Transmitter filter arrangement for multiband mobile phone
01/22/2009US20090023392 Mobile communication terminal and method for controlling activation of multi-path interference removing apparatus
01/22/2009US20090022336 Systems, methods, and apparatus for signal separation
01/22/2009US20090022335 Dual Adaptive Structure for Speech Enhancement
01/22/2009US20090022254 Physical carrier to interference-plus-noise ratio techniques for wideband wireless communication networks
01/22/2009US20090021419 Filtering nagc response to noise spikes
01/22/2009US20090021323 Flat uniform transmission line having electromagnetic shielding function
01/22/2009DE102007033556A1 Netzfilterdrossel Filter inductor
01/21/2009EP2017977A2 System and method for controlling intermodulation interference
01/21/2009CN101352023A Noise canceller, sound collector having the noise canceller, and portable phone having the noise canceller
01/21/2009CN101351977A Communications devices including integrated digital cameras operating at different frequencies and related methods
01/20/2009US7480515 Synchronization of media access control (MAC) superframes
01/15/2009WO2009008998A1 System and method for adaptive intelligent noise suppression
01/15/2009WO2008016531A4 Neural network filtering techniques for compensating linear and non-linear distortion of an audio transducer
01/15/2009US20090017762 Methods and apparatus for successive interference cancellation based on three rate reports from interfering device in peer-to-peer networks
01/15/2009US20090017761 Methods and apparatus for successive interference cancellation based on two rate feedback in peer-to-peer networks
01/15/2009US20090016546 Audio control apparatus
01/15/2009US20090016545 Pre-configuration and control of radio frequency noise cancellation
01/15/2009US20090016544 Low-power digital-to-analog converter
01/15/2009US20090016318 Synchronized uwb piconets for sop (simultaneously operating piconet) performance
01/15/2009DE102007029889A1 Network filter i.e. radio interference filter, for e.g. power converter, has low-pass circuit enclosed by sealing compound such that only network-and current-inverter-sided connections are projected
01/14/2009CN100452104C High-availability wireless operator control device for medical systems
01/13/2009US7477921 Cancellation system for frequency reuse in microwave communications
01/13/2009US7477910 Method and system of piconet groups
01/13/2009US7477874 Method and device for the rejection of self-adaptive interference
01/13/2009US7477676 Spread spectrum clock generator and integrated circuit device using the spread spectrum clock generators
01/08/2009WO2009006092A1 Method and system for a reliable relay-associated and opportunistic cooperative transmission schemes
01/08/2009US20090012725 Determining a point of application of force on a surface element
01/08/2009US20090010454 Integrated circuit device and audio system
01/08/2009US20090010453 Intelligent gradient noise reduction system
01/08/2009US20090010452 Adaptive noise gate and method
01/08/2009US20090010451 Microphone Array With Rear Venting
01/07/2009EP1685557A4 Method and apparatus for reducing echo in a communication system
01/07/2009EP0976208B1 Acoustic feedback elimination using adaptive notch filter algorithm
01/07/2009CN100449952C Partitioned radio-frequency apparatus and associated methods
01/06/2009US7474756 System and method for non-square blind source separation under coherent noise by beamforming and time-frequency masking
01/06/2009CA2394630C Interference suppression in cdma systems
01/01/2009US20090004972 Method for operating a wide area network modem and a personal area network modem in a mobile communication device
01/01/2009US20090004971 Radio communications method, transmitter, and receiver
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