Patents
Patents for H03D 1 - Demodulation of amplitude-modulated oscillations (4,890)
07/2008
07/31/2008US20080181341 Receiver Apparatus
07/31/2008US20080181339 Maximum likelihood detection method and system
07/31/2008US20080181338 Amplitude detection apparatus
07/31/2008US20080181336 Power Consumption Reduction Techniques for an RF Receiver Implementing a Mixing DAC Architecture
07/31/2008US20080181331 Pulse amplitude modulated system with reduced intersymbol interference
07/31/2008US20080181292 Apparatus for and Method of Controlling the Operation of an Equalizer
07/30/2008EP1290784B1 Demodulation circuit and demodulation method
07/30/2008CN101233679A Receiver for amplitude-modulated signals
07/30/2008CN101233678A Receiver for amplitude-modulated signals
07/29/2008US7406140 Wraparound canceller, relay system, and wraparound cancelling method
07/29/2008US7406139 System and method to identify a modulation format of a data frame within a cellular wireless network
07/24/2008WO2007123862A3 Reducing equalizer error propagation with a low complexity soft output viterbi decoder
07/24/2008US20080175339 Method for the Flexible Demodulation of Estimated Complex Symbols
07/24/2008US20080175338 Apparatus and method for detecting null symbols
07/23/2008CN101228688A Wireless communication network with extended coverage range
07/22/2008US7403581 Digital reception apparatus
07/22/2008US7403580 Software defined radio system
07/17/2008WO2008027638A3 System and method for determining a carrier to interference-noise ratio
07/17/2008US20080170643 Method and apparatus for serial communication using clock-embedded signals
07/17/2008US20080169873 High frequency signal detection circuit
07/16/2008EP1944872A1 Am receiving apparatus and am receiving method
07/16/2008EP1943743A1 A method and apparatus adapted to demodulate a data signal
07/15/2008US7400693 System and method of echo cancellation
07/10/2008WO2008082526A1 Fade equalizer
07/10/2008WO2008080758A1 Ask demodulator
07/10/2008US20080165903 Apparatus, method and computer program product for detecting non-synchronized random access channel preamble
07/10/2008US20080165902 Circuit and method for differential signaling receiver
07/10/2008DE102006062598A1 ASK-Demodulator mittels Differenzsignalauswertung der positiven und negativen Halbwelle ASK demodulator by means of differential signal evaluation of the positive and negative half-wave
07/08/2008US7397870 Ultra-wideband (UWB) receiver
07/08/2008US7397301 Pyroelectric demodulating detector
07/03/2008WO2008078661A1 Semiconductor device
07/03/2008WO2007148242A3 Method for demodulating a modulated signal, demodulator and receiver
07/03/2008US20080159451 Receiver
07/03/2008US20080159445 Viterbi-input auto scaling for packet-based system
07/02/2008EP1938450A2 Method and apparatus for finding center amplitude of particle size-representative pulses produced by aperture based sizing system
07/01/2008US7395487 Common circuitry supporting both bit node and check node processing in LDPC (Low Density Parity Check) decoder
07/01/2008US7394879 Systems and methods for parallel signal cancellation
07/01/2008US7394877 Low-power packet detection using decimated correlation
06/2008
06/26/2008WO2008076683A2 Parameterized sphere detector and methods of using the same
06/26/2008WO2008076682A2 Scaling to reduce wireless signal detection complexity
06/26/2008WO2008048630A3 Improved channel estimation system and method
06/26/2008US20080152047 Channelization filter communication systems and methods therefor
06/26/2008US20080152046 Synchronization system and method for wireless communicating nodes
06/26/2008US20080152043 Apparatus and method for estimating channel in broadband wireless access (BWA) communication system
06/26/2008US20080152035 Digital broadcasting system and method of processing data
06/25/2008CN101208870A Apparatus, system, and method for multi-class wireless receiver
06/24/2008US7391826 Decoding method and apparatus
06/19/2008US20080144749 Inter-Carrier Interference Cancellation for OFDMA Systems
06/19/2008US20080144746 Parameterized sphere detector and methods of using the same
06/19/2008US20080144743 Demodulator system and method
06/19/2008US20080144486 Uplink Inter-Carrier Interference Cancellation for OFDMA Systems
06/19/2008US20080143435 Demodulator
06/19/2008DE102007040061A1 Wave detector circuit has two transistors where former transistor receives AC-signal and reference voltage at base and collector, and latter transistor display detected voltage
06/17/2008US7388937 Systems and methods for jitter analysis of digital signals
06/17/2008US7388936 Digital data receiver for edge cellular standard with DC offset correction, channel impulse response estimation, I/Q phase imbalance compensation, interference estimation, and selective equalization
06/17/2008US7388935 Method of inverting nearly Toeplitz or block Toeplitz matrices
06/12/2008US20080137785 Method and System for RC-CR Quadrature Generation with Wideband Coverage and Process Compensation
06/12/2008US20080137782 Signal detection method and receiving apparatus in mimo system
06/12/2008US20080137720 Scaling to reduce wireless signal detection complexity
06/12/2008US20080137525 Channel estimation method and apparatus determining a channel impulse response (cir) distribution area using two adjacent windows
06/11/2008EP1671441A4 Method for estimating signal magnitude, noise power, and signal-to-noise ratio of received signals
06/11/2008CN101196541A Flicker demodulation method
06/10/2008US7386779 Systems and methods for correcting errors in a received frame
06/10/2008US7386070 Hardware assisted adjacent channel leakage ratio measurement
06/10/2008US7386069 Multiple simultaneous frequency and code acquisition for a code division multiple access (CDMA) communication system
06/10/2008US7386068 Decoder and receiver
06/10/2008US7386067 Frequency offset cancellation circuit for data determination in wireless communications
06/10/2008US7386052 Automation device using FSK modulation
06/05/2008US20080130802 Method and System for Sliding Window Phase Estimator for WCDMA Automatic Frequency Correction
06/05/2008US20080130796 Multi-Modulation Reception Method Based On Demodulation Of Signals From Modulations Whose Symbols Are Included In A Main Constellation
06/05/2008US20080130790 System and method for distributed input distributed output wireless communications
06/04/2008CN100392988C Communication terminal having receiver and method for removing known interferers from digitized intermediate frequency signal
06/03/2008US7382839 Ingress noise reduction in a digital receiver
05/2008
05/29/2008WO2008061323A1 Soft-input, soft-output detector
05/29/2008WO2007123863B1 Dual pdfe system with forward-backward viterbi
05/29/2008US20080123788 Method and apparatus for detecting and correcting modulated signal impairments
05/29/2008US20080123787 Method and apparatus for detecting and correcting modulated signal impairments
05/29/2008US20080123786 Method and apparatus for detecting and correcting modulated signal impairments
05/29/2008US20080123783 Run length limiting apparatus and run length limiting method
05/28/2008CN101188431A Receiving device for frequency modulation broadcast system
05/27/2008US7379513 Channel estimation in CDMA communications systems using both lower power pilot channel and higher power date channel
05/22/2008US20080118014 Utilizing wake-up signals for synchronizing multiradio timing
05/22/2008US20080118011 Accurate signal detection in a wireless environment
05/22/2008US20080118009 Pseudo-random number demodulation circuit of receiving device of wireless communication system
05/22/2008US20080118004 System and method for distributed input-distributed output wireless communications
05/20/2008US7376524 Transition-density based time measurement method
05/20/2008US7376209 Method and apparatus for near-optimal scaling of log-likelihood ratio (LLR) computation in turbo decoding for hybrid automatic repeat request (ARQ)
05/20/2008US7376176 Method and equipment for regulating dynamically an average area of a channel estimation
05/15/2008US20080112517 Apparatus, methods, and computer program products providing reduced interference in a multi-antenna system
05/15/2008US20080112511 Receiver
05/15/2008US20080112510 Radio reception apparatus, radio reception method and radio reception program capable of switching modulation methods
05/15/2008US20080112509 Method and circuit for determining a clock signal sampling instant for symbols of a modulation method
05/15/2008US20080112498 System for soft symbol decoding with mimo log-map detection
05/14/2008CN101180791A Arrangement for demodulating a vestigial sideband signal
05/14/2008CN101180790A Active gain control system of communication receiver
05/13/2008US7372922 RSSE optimization using hardware acceleration
05/13/2008US7372921 Apparatus and method for channel encoding/decoding in a communication system
05/13/2008US7372802 Message communication via channels having strong fading
05/08/2008WO2008022170A3 Blind interference mitigation in a digital receiver
05/08/2008US20080107212 Method for Implementing Phase Rotator Circuits and Phase Rotator Circuit With Embedded Polyphase Filter Network Stage
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