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Class Information
Number: 375/326
Name: Pulse or digital communications > Receivers > Angle modulation > Particular demodulator > Carrier recovery circuit or carrier tracking
Description: Subject matter including means for extracting a carrier signal from the modulated signal.

Patents under this class:

Patent Number Title Of Patent Date Issued
8693591 Apparatus and method for tuning the frequency of a bandpass filter to an offset frequency around a carrier frequency Apr. 8, 2014
8687748 Radio frequency control for communication systems Apr. 1, 2014
8687739 Quadrature bandpass-sampling RF receiver Apr. 1, 2014
8687738 Circuits and methods using a majority vote Apr. 1, 2014
8687716 Digital signal transmission and reception Apr. 1, 2014
8681914 Clock offset compensator Mar. 25, 2014
8675778 Carrier recovery circuit and demodulation circuit under quasi-coherent detection method Mar. 18, 2014
RE44776 Robust fine frequency and time estimation in mobile receivers Feb. 25, 2014
8644418 Transmitter and receiver modules for unidirectional communications and a method using the aforementioned Feb. 4, 2014
8638889 Method and apparatus to improve acquisition of a quadrature amplitude modulated (QAM) signal having a frequency offset Jan. 28, 2014
8638884 Data processing unit and signal receiver including the data processing unit Jan. 28, 2014
8638110 High resolution circuit for converting capacitance-to-time deviation Jan. 28, 2014
8634510 Full digital bang bang frequency detector with no data pattern dependency Jan. 21, 2014
8634503 Fast lock clock-data recovery for phase steps Jan. 21, 2014
8634491 Method and apparatus for reducing the contribution of noise to digitally sampled signals Jan. 21, 2014
8630373 Receiver for receiving signal containing clock information and data information, and clock-embedded interface method Jan. 14, 2014
8619914 Receiver and receiving method for scalable bandwith Dec. 31, 2013
8619841 Transceiver with carrier frequency offset based parameter adjustment Dec. 31, 2013
8611472 Carrier frequency offset estimation scheme, for digital standards with MPSK modulated preamble Dec. 17, 2013
8611471 Method and system for reliable CFO and STO estimation in the presence of tuner induced impairment Dec. 17, 2013
8611470 Identifying rogue GSM base stations by intercepting downlink beacon channels Dec. 17, 2013
8606212 Near field communications receiver Dec. 10, 2013
8605835 Receiver device, integrated circuit, receiving method, and receiving program Dec. 10, 2013
8605826 Multi-gigabit millimeter wave receiver system and demodulator system Dec. 10, 2013
8605825 Receiving apparatus, test apparatus, receiving method and test method Dec. 10, 2013
8600442 Power recovery circuit based on partial standing waves Dec. 3, 2013
8594263 Sampling clock selection module of serial data stream Nov. 26, 2013
8594251 Long-term drift mitigation for radio frequency receivers utilizing a free-running crystal Nov. 26, 2013
8594243 Device and method of data recovery Nov. 26, 2013
8588355 Timing recovery controller and operation method thereof Nov. 19, 2013
8588342 Mobile terminal for performing a communication by using sub carriers Nov. 19, 2013
8582676 Low complexity general sampling recovery method and apparatus Nov. 12, 2013
8577324 BPS receiver Nov. 5, 2013
8571160 Frequency estimation Oct. 29, 2013
8571150 Frequency offset compensation apparatus Oct. 29, 2013
8571149 Direct conversion RF transceiver for wireless communication Oct. 29, 2013
8571142 System and method for non-crystal-based communications Oct. 29, 2013
8571141 Carrier recovery device and method Oct. 29, 2013
8559565 Wireless communication unit and method for DC offset estimation Oct. 15, 2013
8559564 Transmitting/receiving system and method of processing broadcast signal in transmitting/receiving system Oct. 15, 2013
8559563 Pseudo tone-based symbol timing recovery and carrier tracking loop detectors for vestigial sideband receivers Oct. 15, 2013
8548096 Controllable frequency offset for inphase and Quadrature (IQ) imbalance estimation Oct. 1, 2013
8542778 Closed loop power normalized timing recovery for 8 VSB modulated signals Sep. 24, 2013
8538346 Phase noise correction circuit, transmitter, receiver, radio device, radio communication system, and phase noise correction method Sep. 17, 2013
8537945 Synchronization of time accurate strobe (TAS) messages Sep. 17, 2013
8537935 Clock data recovery circuit and method Sep. 17, 2013
8537934 System and method for multi-carrier modulation Sep. 17, 2013
8537931 Methods and apparatus for synchronization and detection in wireless communication systems Sep. 17, 2013
8532592 Integrated signal analyzer for adaptive control of mixed-signal integrated circuits Sep. 10, 2013
8532234 Automatic frequency offset compensation method and device Sep. 10, 2013

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