Patents for H03D 1 - Demodulation of amplitude-modulated oscillations (4,890) |
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09/27/2005 | US6950481 Digital television receiver converting vestigial-sideband signals to double-sideband AM signals before |
09/27/2005 | US6949959 Method for converting electric signals and a converter therefor |
09/22/2005 | US20050207383 Method and system of reducing collisions in an asynchronous communication system |
09/15/2005 | US20050201495 Reproducing apparatus and method for controlling the same |
09/15/2005 | US20050201494 Apparatus and method for digital down-conversion in a multi-mode wireless terminal |
09/14/2005 | CN1669214A Start signal output circuit |
09/14/2005 | CN1667738A Reproducing apparatus and method for controlling the same |
09/13/2005 | US6944241 Apparatus and method of eliminating vestigial sideband pilot tone in vestigial sideband/quadrature amplitude modulation system |
09/08/2005 | US20050195894 Method and circuit for adaptive equalization of multiple signals in response to a control signal generated from one of the equalized signals |
09/08/2005 | US20050195023 Method and circuit arrangement for demodulating a digital amplitude-modulated radio signal |
09/06/2005 | US6940926 Digital phase/frequency detector |
09/06/2005 | US6940316 Comparator circuit |
09/01/2005 | WO2005081259A1 Current/voltage conversion circuit and its controlling method |
09/01/2005 | US20050189981 Current detection circuit of bidirectional switch |
08/31/2005 | EP1569329A1 Activation signal output circuit and determining circuit |
08/31/2005 | CN1663114A Demodulator using digital circuitry |
08/30/2005 | US6937665 Method and apparatus for multi-user transmission |
08/30/2005 | US6937070 Amplitude-detecting method and circuit |
08/25/2005 | US20050184767 Current-voltage converter circuit and its control method |
08/23/2005 | US6934346 Apparatus and method for substantially eliminating a near-channel interfering amplitude modulated signal |
08/23/2005 | US6933777 AM detecting apparatus with overmodulation detecting function |
08/18/2005 | US20050180522 Method and system for high bandwidth-efficiency communications using signals having positive entropy |
08/11/2005 | US20050175125 Ultra-wideband correlating receiver |
08/11/2005 | US20050175123 Method and apparatus for improved burst acquisition in a digital receiver |
08/09/2005 | US6927889 Process and device for detecting and processing signal waves |
08/09/2005 | US6927623 Amplitude-modulated signal receiving circuit |
08/04/2005 | US20050171962 Data compression system based on tree models |
08/04/2005 | US20050168240 FSM closure of generalized tree models |
08/03/2005 | EP1509999A4 Demodulator using digital circuitry |
07/28/2005 | US20050163260 Decoder and receiver |
07/26/2005 | US6922555 Phase interpolation receiver for angle modulated RF signals |
07/21/2005 | US20050157823 Technique for improving viterbi decoder performance |
07/21/2005 | US20050156634 Phase continuous synthesizer with phase coasting and associated methods |
07/20/2005 | EP1554798A1 Co-channel interference receiver |
07/13/2005 | EP1553695A1 Start signal output circuit |
07/05/2005 | US6915141 Secondary automatic gain control loops for direct conversion CDMA receivers |
06/30/2005 | US20050141657 Adaptive channel equalizer for wireless system |
06/30/2005 | US20050141651 Method and system for modifying branch metric of Viterbi decoder for uncorrelated signals |
06/30/2005 | US20050141645 VSB receiver and carrier recovery apparatus thereof |
06/29/2005 | EP1547334A1 Method and circuit arrangement for demodulating a digital amplitude-modulated radio signal |
06/23/2005 | WO2005057778A1 Low power amplitude modulation detector |
06/23/2005 | WO2005034367A3 Ultra-wideband correlating receiver |
06/23/2005 | WO2005020482A3 Thermal-mechanical signal processing |
06/23/2005 | US20050134329 Transconductor circuit for compensating the distortion of output current |
06/23/2005 | US20050134324 Variable threshold comparator interface circuit |
06/23/2005 | US20050134321 Interface for serial data communication |
06/23/2005 | CA2547714A1 Low power amplitude modulation detector |
06/22/2005 | CN1630978A Digital phase locked loop |
06/21/2005 | US6909742 Method and apparatus for reducing interference in a data stream using autocorrelation derived equalization |
06/21/2005 | CA2113353C Synchronous tracking am receiver |
06/16/2005 | WO2005055414A1 Multiplier device |
06/16/2005 | US20050129145 E8-VSB reception system |
06/15/2005 | CN1628410A Quadratic nyquist slope filter |
06/14/2005 | CA2370100C Method for down-converting an electromagnetic signal |
06/09/2005 | WO2005053259A1 Ultra-wideband correlating receiver |
06/09/2005 | US20050124312 Low power amplitude modulation detector |
06/09/2005 | US20050123077 Digital broadcasting receiving system and equalizing method thereof |
06/09/2005 | US20050123076 Method to maximize receiver performance in a multi-stream system |
06/09/2005 | DE10349566A1 Verfahren und Vorrichtung zur Schätzung von Kanaleigenschaften eines Übertragungskanals Method and apparatus for estimating channel characteristics of a transmission channel |
06/09/2005 | DE10251459B4 Verfahren zum Regeln des Eingangssignals eines Kontaktlos-Transponders A method of controlling the input signal of a contactless transponder |
06/08/2005 | EP1538741A1 Multiplier device |
06/08/2005 | EP1538496A2 AM-Receiver |
06/07/2005 | US6904076 Interference canceller device and radio communication device |
06/02/2005 | US20050119032 Optical messaging |
06/02/2005 | US20050117675 Method and apparatus for providing random access detection in a communication system |
06/02/2005 | US20050117673 Survivor memory management in a viterbi decoder |
06/02/2005 | US20050117672 Method and system for providing low power WLAN receiver |
06/01/2005 | CN1622606A Digital E8-VSB reception system and E8-VSB data demultiplexing method |
05/31/2005 | US6901121 Compensation of DC offset impairment in a communications receiver |
05/31/2005 | US6901116 Method and system for reducing false detections of access signals |
05/26/2005 | US20050111601 Apparatus and method for synchronizing a circuit during reception of a modulated signal |
05/26/2005 | US20050111591 Method and device for estimating channel properties of a transmission channel |
05/26/2005 | US20050111586 Digital E8-VSB reception system and E8-VSB data demultiplexing method |
05/25/2005 | DE102004041558A1 Synchronerfassungsverfahren und -Vorrichtung Synchronous detection method and apparatus |
05/24/2005 | US6897719 Demodulation circuit and demodulation method |
05/24/2005 | CA2259608C Method and apparatus for compensating for a varying d.c. offset in a sampled signal |
05/19/2005 | US20050104628 Signal level detector and amplification factor control system using signal level detector |
05/19/2005 | US20050104626 Comparator circuit |
05/19/2005 | DE10347941A1 Amplitude modulation receiver for amplitude-modulated radio broadcast signals has an antenna signal primary stage, a mixer and a tuning/adapting circuit |
05/18/2005 | EP1530778A1 Method for regulating the input signal of a non-contact transponder |
05/17/2005 | US6894542 Comparator with hysteresis |
05/12/2005 | WO2005004338A3 Reduced complexity sliding window based equalizer |
05/12/2005 | US20050102598 Error-correcting multi-stage code generator and decoder for communication systems having single transmitters or multiple transmitters |
05/12/2005 | US20050099825 Method for converting electric signals and a converter therefor |
05/11/2005 | CN1201479C Method and apparatus for detecting data in magnetic recording using decision feedback |
05/10/2005 | US6892062 Current-reuse bleeding mixer |
05/06/2005 | WO2005040951A1 Voltage trimming circuit |
05/06/2005 | WO2005020434A3 Shell type actuator |
05/05/2005 | US20050093682 Digital demodulator with a low sampling frequency |
05/04/2005 | EP1528739A1 Digital demodulator with low sampling frequency |
05/04/2005 | CN1613177A Multiple analog and digital downconversion |
05/03/2005 | US6889356 Cyclic trellis coded modulation |
04/28/2005 | WO2004100369A3 Temperature compensated, high efficiency diode detector |
04/28/2005 | US20050089122 Correlator and receiver including the same |
04/28/2005 | US20050088203 Tail current generator circuit for bipolar/MOS differential pair to set precise transconductance |
04/27/2005 | CN1610341A Method and apparatus for estimating character of transmitting channel |
04/27/2005 | CN1199414C Multiple frequency band data communication equipment and communication method |
04/21/2005 | WO2005036762A1 Method and apparatus for accurately detecting validity of a received signal |
04/21/2005 | WO2005036753A2 Error-correcting multi-stage code generator and decoder for communication systems having single transmitters or multiple transmitters |
04/21/2005 | WO2005035436A2 Mems device annealing by laser |