Patents
Patents for H04B 15 - Suppression or limitation of noise or interference (10,227)
10/2005
10/12/2005EP1585245A1 Estimation method for noise space correlated characteristics in time slot cdma system
10/12/2005CN1223087C Spectrum modeling
10/11/2005US6954490 Fully integrated ethernet transmitter architecture with interpolating filtering
10/11/2005CA2251887C Radio frequency noise canceller
10/06/2005US20050221784 Dual conversion receiver with reduced harmonic interference
10/06/2005US20050221753 Audio quality component
10/06/2005US20050221638 Suppressor device
10/06/2005US20050220003 Transceiver with calibrated I and Q paths and methods for deconvolved calibration
10/06/2005CA2463419A1 Noise-free low-power consumption wide voltage range dc and ac contactor
10/05/2005CN2731842Y User's appliances of transmit processing for using receiver functions
10/04/2005US6952561 Enhanced metric for bit detection on fading channels with unknown statistics
10/04/2005US6952482 Method and apparatus for noise filtering
10/04/2005US6952138 Generation of a phase locked loop output signal having reduced spurious spectral components
09/2005
09/29/2005WO2005091521A1 Balanced transmission system
09/29/2005WO2005091510A1 Method for noise reduction in an audio radio receiver and receiver using said method
09/29/2005WO2005089427A2 A method and apparatus for canceling the transmitted signal
09/29/2005US20050215285 FM transmitter and charger assembly for MP3 players with different sizes
09/29/2005US20050215216 Sigma delta modulator loop configured to compensate amplifier noise affecting signals in the AM radio frequency band
09/29/2005US20050213778 System for detecting and reducing noise via a microphone array
09/29/2005US20050213777 Systems and methods for separating multiple sources using directional filtering
09/28/2005EP1581026A1 Method for detecting and reducing noise from a microphone array
09/28/2005EP1580882A1 Audio enhancement system and method
09/28/2005EP1579608A2 Method, computer program, and system for intrinsic timescale decomposition, filtering, and automated analysis of signals of arbitrary origin or timescale
09/28/2005EP1579455A1 Method and circuit for operating a storage device
09/27/2005US6950999 Circuitry cross-talk analysis with consideration of signal transitions
09/27/2005US6950648 System and method for creating a note related to a phone call
09/27/2005US6950644 Satellite broadcast receiving device having two local oscillation circuits and reduced spurious signal
09/27/2005US6950642 System and method for reducing noise in a recording receiver
09/22/2005WO2005013410A9 Enhanced holographic communications apparatus and method
09/22/2005US20050208896 Sensor-based augmentation of blockage recovery
09/22/2005US20050207592 Apparatus and method of determining an impulse response and apparatus and method of presenting an audio piece
09/22/2005US20050207583 Audio enhancement system and method
09/22/2005US20050207509 Method and apparatus for canceling the transmitted signal in a homodyne duplex transceiver
09/22/2005DE102005004413A1 System und Verfahren zur Verbesserung der Zusammenwirkungsfähigkeit zwischen einer Vielzahl von Kommunikationsvorrichtungen System and method for improving the interaction ability between a plurality of communication devices
09/21/2005EP1576751A2 Signal distribution system cascadable agc device and method
09/21/2005CN1670823A Method for detecting and reducing noise from a microphone array
09/20/2005US6947774 Variable delta voltage tracking regulator and method therefor
09/17/2005CA2497859A1 Method for detecting and reducing noise via a microphone array
09/15/2005WO2005086443A1 Multiscale wireless communication
09/15/2005WO2005084379A2 Method and apparatus for receive diversity control in wireless communications
09/15/2005WO2005053257A3 Spectrum management apparatus, method, and system
09/15/2005CA2797682A1 Method and apparatus for receive diversity control in wireless communications
09/15/2005CA2774219A1 Method and apparatus for receive diversity control in wireless communications
09/14/2005EP1574084A2 Nxm crosspoint switch with band translation
09/14/2005EP1573931A2 Integrated crosspoint switch with band translation
09/14/2005CN1669025A Method, device and system for automatic synchronization between terminal
09/14/2005CN1667990A A method for reducing interferences between adjacent cells
09/13/2005US6944331 Locating regions in a target image using color matching, luminance pattern matching and hue plane pattern matching
09/08/2005US20050197088 Circuit arrangement with radio-frequency mixer, and receiver arrangement with the circuit arrangement
09/08/2005US20050197080 Method and apparatus for receive diversity control in wireless communications
09/08/2005US20050195991 Method and system for reducing pop noise of a sound broadcasting instrument
09/08/2005US20050195989 Robot
09/08/2005US20050194909 AC adapter integral-type household-power-line coupler
09/07/2005EP1570578A2 System and method for discovering frequency related spurs in a multi-conversion tuner
09/07/2005CN1666422A Digital video broadcast-terrestrial (DVB-T) receiver interoperable with a gsm transmitter in a non-interfering manner using classmark change procedure
09/07/2005CN1665146A Multi-signal constant envelope synthesizing method and equipment thereof
09/07/2005CN1218489C Adjustable spread spectrum clock generator and implementing method thereof
09/06/2005US6940982 Adaptive noise cancellation (ANC) for DVD systems
09/06/2005US6940841 Packet-switched spread-spectrum system
09/01/2005WO2005081419A1 Data transmission method, communication system, base station and transceiver
09/01/2005US20050191964 System and method for enhanced interoperability between a plurality of communication devices
09/01/2005US20050190929 Apparatus and method for suppressing feedback
09/01/2005DE10017364B4 Verfahren und Schaltungsanordnung zur Erhöhung der elektromagnetischen Verträglichkeit einer elektronischen Schaltung Method and circuit arrangement for increasing the electromagnetic compatibility of an electronic circuit
08/2005
08/31/2005EP1568160A1 Adaptive turbo multiuser detection for hsdpa/tdd cdma with unknown interferers
08/31/2005EP1568159A1 Suppression of noise in an integrated circuit
08/31/2005EP1228572B1 System and method for noise suppression in a communication signal
08/31/2005CN2722486Y Lightning arresting and EMI inhibitor of data line for PHS base station
08/31/2005CN1663117A Power amplification device
08/31/2005CN1661947A United detection method and equipment for retransmission signals of CDMA
08/31/2005CN1217556C Interference eliminating method between basic stations of mobile communication system and correspondent mobile communication system
08/30/2005US6937679 Spread spectrum clocking tolerant receivers
08/26/2005CA2496181A1 System and method for enhanced interoperability between a plurality of communication devices
08/25/2005WO2005078972A1 Communication state activation material, communication state activation sheet and communication state activation apparatus
08/25/2005WO2005078971A1 Antenna unit
08/25/2005WO2005076970A2 Method for performing measurements for handoff of a mobile unit operating with a switched beam antenna
08/25/2005WO2005076934A2 Measurement opportunities for a mobile unit operating with a switched beam antenna in a cdma system
08/25/2005US20050187728 Estimator for determining signal-to-interference ratio with reduced bias effect
08/25/2005US20050186934 Semiconductor integrated circuit
08/25/2005US20050186932 Receiver circuit
08/25/2005US20050186910 Method and system for antenna selection diversity with biasing
08/25/2005US20050185733 Data transmission method, communication system, base station and transceiver
08/25/2005US20050185732 Multiscale wireless communication
08/25/2005US20050185731 Method and apparatus for reducing EMI emissions for data signals traveling over a data pathway
08/25/2005DE102004005503A1 Verfahren zur Frequenzumsetzung und Empfänger Method for frequency conversion and receiver
08/24/2005EP1566758A1 Implementing data quality using rule bases and knowledge engineering
08/24/2005EP1512230A4 Digital video broadcast-terrestrial (dvb-t) receiver interoperable with a gsm transmitter in a non-interfering manner
08/24/2005EP1436959A4 Multi-user detection
08/23/2005US6934265 Interference cancellation receiver for high-speed communication systems
08/23/2005US6934170 AC adaptor integral-type household-power-line coupler
08/18/2005WO2005076464A1 System and method for frequency translation with harmonic suppression using mixer stages
08/18/2005US20050182739 Implementing data quality using rule based and knowledge engineering
08/18/2005CA2496851A1 Implementing data quality using rule bases and knowledge engineering
08/17/2005EP1563623A2 Method and apparatus for determining signal-to-interference ratio with reduced bias effect
08/17/2005EP1563621A1 Method and apparatus for rake combining based upon signal to interference noise ratio
08/16/2005US6931237 Communication device
08/11/2005US20050176385 Method for performing measurements for handoff of a mobile unit operating with a switched beam antenna in a wireless communication system, and corresponding system
08/11/2005US20050174176 Power amplification device
08/11/2005DE102004002294A1 Vehicle radio interference reduction system has equipment clock frequencies adjusted by feedback from high frequency receiver to minimise passband interference
08/11/2005CA2554404A1 Method for compensating for multi-path
08/10/2005EP1514405A4 Digital video broadcast-terrestrial (dvb-t) receiver interoperable with a gsm transmitter in a non-interfering manner using classmark change procedure
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