| Patents for H03D 1 - Demodulation of amplitude-modulated oscillations (4,890) |
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| 12/01/2009 | US7627056 System and method for orthogonally multiplexed signal transmission and reception on a non-contiguous spectral basis |
| 11/26/2009 | US20090290617 Method and apparatus for computing sir of time varying signals in a wireless communication system |
| 11/24/2009 | US7623599 Blind bandwidth detection for a sample stream |
| 11/19/2009 | US20090285343 System and method for canceling interference in a communication system |
| 11/18/2009 | EP2120334A1 Demodulation circuit |
| 11/17/2009 | US7620129 RF power transmission, modulation, and amplification, including embodiments for generating vector modulation control signals |
| 11/17/2009 | US7620123 Receiver for estimating signal magnitude, noise power, and signal-to-noise ratio of received signals |
| 11/17/2009 | US7620122 Communication apparatus including a demodulator having a tone detection mechanism |
| 11/12/2009 | US20090280763 Method for demodulating a modulated signal, demodulator and receiver |
| 11/12/2009 | US20090279637 Bit-Error Rate in Fixed Line-Rate Systems |
| 11/11/2009 | EP2117114A2 Super regenerative (sr) apparatus having plurality of parallel sr amplifiers tuned to distinct frequencies |
| 11/11/2009 | CN101578761A Method and device for the detection of simultaneous dual transmission of am signals |
| 11/11/2009 | CN100559700C Groupwise successive interference cancellation for block transmission with reception diversity |
| 11/10/2009 | US7616935 Method and apparatus for matching receiver carrier frequency |
| 11/10/2009 | US7616719 Compensation for residual frequency offset, phase noise and sampling phase offset in wireless networks |
| 11/10/2009 | US7616715 Method and system for estimating the speed of a mobile device in a network |
| 11/10/2009 | US7616714 Process and device for the prediction of noise contained in a received signal |
| 11/10/2009 | US7616711 Frequency domain filtering to improve channel estimation in multicarrier systems |
| 11/05/2009 | US20090274247 Detection of synchronization mark from output of matched filter upstream of viterbi detector |
| 11/05/2009 | US20090274245 Apparatus and methods having majority bit detection |
| 11/03/2009 | US7613258 Apparatus and method for determining GPS tracking loop parameter based on SNR estimation |
| 11/03/2009 | US7613257 Synchronizing method for impulse radio network |
| 11/03/2009 | US7613253 Noise balanced QAM detection |
| 10/29/2009 | US20090269081 Soft Decision Threshold Control in a Signal Receiver Using Soft Decision Error Correction |
| 10/29/2009 | US20090268854 Method and apparatus for multiple antenna communications, and related systems and computer program |
| 10/27/2009 | US7609791 Iterative decoding with intentional SNR/SIR reduction |
| 10/27/2009 | US7609790 Joint signal demodulation in a low and high data rate channel environment |
| 10/27/2009 | US7609786 Channel estimation for a communication system using spectral estimation |
| 10/27/2009 | US7609785 Mitigation of interference in cell search by wireless transmit and receive units |
| 10/27/2009 | US7609783 Amplitude shift keying (ASK) demodulation circuit based on a self sample as a basis application in an organism implantation microsystem |
| 10/27/2009 | US7609773 Method of determining the location of the FFT window and the delay spread for the platinum broadcast channel estimator |
| 10/27/2009 | US7609109 Contactless IC card system |
| 10/22/2009 | US20090262867 Bitstream navigation techniques |
| 10/22/2009 | US20090262719 Apparatuses and methods for beamforming in a multiple input multiple output (MIMO) wireless communication system based on hybrid division duplex |
| 10/20/2009 | US7606338 Analog correlator for very high speed data communication |
| 10/20/2009 | US7606337 Enhancing signals |
| 10/20/2009 | US7606335 Signal pulse detection scheme for use in real-time spectrum analysis |
| 10/20/2009 | US7606334 Channel estimation using pilot symbols |
| 10/20/2009 | US7606299 Apparatus and method for estimating a carrier-to-interference-and-noise ratio in a communication system |
| 10/15/2009 | US20090257535 Method and Device for Compensating the Doppler Effect for a Digital Signal Receiver |
| 10/15/2009 | US20090257529 Low power, integrated radio transmitter and receiver |
| 10/14/2009 | EP1147615B1 A homodyne radio receiver |
| 10/14/2009 | CN100551022C Digital broadcast transmitting and receiving system having an improved receiving performance and signal processing method thereof |
| 10/13/2009 | US7602866 Signal receiver devices and methods |
| 10/13/2009 | US7602864 Method and apparatus for predicting CCK subsymbols |
| 10/07/2009 | CN100547906C Method and device for down conversion receipt signal |
| 10/06/2009 | US7599450 Pattern-dependent equalization and detection |
| 10/06/2009 | US7599433 Apparatus for and method of controlling a feedforward filter of an equalizer |
| 10/06/2009 | US7599348 Digital E8-VSB reception system and E8-VSB data demultiplexing method |
| 10/01/2009 | WO2009120201A1 System and method of companding an input signal of an energy detecting receiver |
| 10/01/2009 | US20090245441 Robust iterative linear system solvers |
| 10/01/2009 | US20090245432 Communication system |
| 10/01/2009 | US20090245390 Vsb receiver and carrier recovery apparatus thereof |
| 10/01/2009 | US20090245332 Correlator And Ultrawideband Radio Receiving Apparatus Incorporating The Same |
| 10/01/2009 | US20090243716 Demodulation circuit |
| 10/01/2009 | DE102008015160A1 Detektoreinrichtung Detector means |
| 09/29/2009 | US7596194 System and method for automatic roaming in land mobile radio systems |
| 09/24/2009 | US20090238309 Data exchange between channels in a data acquisition system |
| 09/22/2009 | US7593492 Combinational hybrid turbo-MUD |
| 09/22/2009 | US7593488 Method and apparatus for detection of signal without the aid of training sequence |
| 09/22/2009 | US7593487 Non-redundant differential MSK demodulator with double error correction capability |
| 09/17/2009 | US20090232260 Leakage signal cancellation apparatus |
| 09/15/2009 | US7590198 Impulse-based communication system |
| 09/10/2009 | US20090225912 Receiver for Echo and Crosstalk Cancellation and Receiving Method Thereof |
| 09/10/2009 | US20090225911 Methods and apparatus to improve distortion performance and direct current (dc) offset cancellation in receivers |
| 09/10/2009 | US20090225893 Method and apparatus for dictionary construction for vsb channel modeling |
| 09/09/2009 | CN100539563C Radio communication system, device and method |
| 09/08/2009 | US7587005 Exploiting known padding data to improve block decode success rate |
| 09/08/2009 | US7587003 Method and device for carrier-frequency synchronization of a vestigial-sideband-modulated signal |
| 09/08/2009 | US7586991 Method and apparatus for calculating likelihood metric of a received signal in a digital communication system |
| 09/01/2009 | US7583766 System, and associated method, for utilizing block BLAST with PPIC in a MIMO multicode MC-CDMA system |
| 09/01/2009 | US7583765 DC offset detection and cancellation in a receiver |
| 09/01/2009 | US7583762 Reduced-complexity multiple-input, multiple-output detection |
| 09/01/2009 | US7583761 Channel estimation for wireless systems without matrix inversion |
| 09/01/2009 | US7583760 Calculation of soft decision values using reliability information of the amplitude |
| 09/01/2009 | US7583757 Joint symbol, amplitude, and rate estimator |
| 09/01/2009 | US7583739 Channel estimation device, channel estimation method, and wireless receiver |
| 09/01/2009 | US7583729 Adaptive equalizer and related method thereof |
| 08/27/2009 | US20090213966 System and Method for Generating Soft Output in Hybrid MIMO Systems |
| 08/27/2009 | US20090213964 Radio detection device and method |
| 08/26/2009 | CN100533950C Digital phase locked loop |
| 08/25/2009 | US7580487 Apparatus and method for estimating a carrier to interference and noise ratio in a communication system |
| 08/25/2009 | US7580485 Address generator for LDPC encoder and decoder and method thereof |
| 08/25/2009 | US7579906 System and method for providing a low power low voltage data detection circuit for RF AM signals in EPC0 compliant RFID tags |
| 08/20/2009 | US20090207946 Grouping bits interleaving apparatus and method thereof |
| 08/19/2009 | CN101512894A System and method for determining a carrier to interference-noise ratio |
| 08/19/2009 | CN100530434C Current and voltage conversion circuit and nonvolatile semiconductor storage device |
| 08/18/2009 | US7577217 Detector for clock phase and carrier phase |
| 08/18/2009 | US7577203 Minimizing non-deterministic noise by using wavelet transform |
| 08/18/2009 | US7577188 Physical layer and MAC enhancements using complex sequences on a wireless channel |
| 08/12/2009 | EP1646153B1 Activation signal output circuit |
| 08/12/2009 | CN101505137A Detector, RF circuit with detector, and mobile device with RF circuit |
| 08/11/2009 | US7573960 Narrow band interference cancellation technique for OFDM transmitters |
| 08/11/2009 | US7573959 Method and apparatus for removing impulse noise |
| 08/11/2009 | US7573958 Receiver for and method of recovering transmitted symbols in a H-ARQ packet retransmission |
| 08/11/2009 | US7573956 Time encoding and decoding of a signal |
| 08/06/2009 | US20090196384 Direct Radio Frequency (RF) Sampling With Recursive Filtering Method |
| 08/06/2009 | US20090196380 Method for generating soft decision signal from hard decision signal in a receiver system |
| 08/06/2009 | US20090196379 Multiple-input multiple-output signal detectors based on relaxed lattice reduction |
| 08/06/2009 | US20090196378 Post correlation system for gnss receiver |