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Class Information
Number: 455/147
Name: Telecommunications > Receiver or analog modulated signal frequency converter > Panoramic display > Particular local oscillator control
Description: Subject matter wherein the receiver includes particular means whereby the frequency of the local oscillator means is maintained constant or whereby some other operating condition of the oscillator means is controlled.

Patents under this class:
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Patent Number Title Of Patent Date Issued
8670736 Crystal control scheme to improve performance of a receiver Mar. 11, 2014
8655296 Frequency synthesizer and related method for generating wideband signals Feb. 18, 2014
8600324 Circuit and method for adjusting a digitally controlled oscillator Dec. 3, 2013
8588707 Reference frequency control in multi-modal devices Nov. 19, 2013
8570146 In-vehicle wireless system Oct. 29, 2013
8406702 Clock signal generating arrangement for a communication device Mar. 26, 2013
8385865 Evolved EDGE receiver Feb. 26, 2013
8346188 Nonlinearity calibration scheme for a frequency modulation transmitter Jan. 1, 2013
8315587 Mechanical tuning of a radio Nov. 20, 2012
8301102 Correcting quadrature crosstalk contamination in receivers Oct. 30, 2012
8259888 Method of processing signal data with corrected clock phase offset Sep. 4, 2012
8254849 FM radio frequency plan using programmable output counter Aug. 28, 2012
8249533 Rapidly adjustable local oscillation module and applications thereof Aug. 21, 2012
8219054 Oscillating circuit and radio communication apparatus Jul. 10, 2012
8140039 Quadrature-input quadrature-output divider and phase locked loop frequency synthesizer or single side band mixer Mar. 20, 2012
8090335 Method and apparatus for an adaptive step frequency calibration Jan. 3, 2012
8077818 Radio receiver Dec. 13, 2011
8036613 Communication system and method for operating a communication system Oct. 11, 2011
8023913 Master-slave local oscillator porting between radio integrated circuits Sep. 20, 2011
7941115 Mixer with high output power accuracy and low local oscillator leakage May. 10, 2011
7937054 MEMS based multiband receiver architecture May. 3, 2011
7920837 Method and system for utilizing undersampling to remove in-band blocker signals Apr. 5, 2011
7904045 Phase detector comprising a switch configured to select a phase offset closest to a phase of an amplifier Mar. 8, 2011
7869778 Master-slave local oscillator porting between radio integrated circuits Jan. 11, 2011
7860464 Method and system for a programmable local oscillator generator based on quadrature mixing using a phase shifter Dec. 28, 2010
7860470 Cross coupled high frequency buffer Dec. 28, 2010
7848435 NxN multiple-input multiple-output transceiver Dec. 7, 2010
7848719 Ultra-wideband variable-phase ring-oscillator arrays, architectures, and related methods Dec. 7, 2010
7840199 Variable-phase ring-oscillator arrays, architectures, and related methods Nov. 23, 2010
7792510 Multi-band frequency synthesizer Sep. 7, 2010
7787836 Multiple radios communication device and a method thereof Aug. 31, 2010
7783275 Integrated direct conversion satellite tuner Aug. 24, 2010
RE41583 Frequency-stabilized transceiver configuration Aug. 24, 2010
7660612 Precise sleep timer using a low-cost and low-accuracy clock Feb. 9, 2010
7647031 Vehicle receiver system in which a single receiver circuit is controlled to receive signals transmitted from a plurality of remote devices having respectively different transmission frequencie Jan. 12, 2010
7606541 Enhanced holdover for synchronous networks employing packet switched network backhaul Oct. 20, 2009
7603095 Apparatus and method of switching intervals Oct. 13, 2009
7536160 Wideband phase shift device May. 19, 2009
7536164 Controlling the frequency of an oscillator May. 19, 2009
7529533 Configurable homodyne/heterodyne radio receiver and RFID reader employing same May. 5, 2009
7509104 Method and apparatus for tuning radio frequency Mar. 24, 2009
7499684 Master-slave local oscillator porting between radio integrated circuits Mar. 3, 2009
7471936 GPS receiver in mobile communications devices Dec. 30, 2008
7457600 VCO device Nov. 25, 2008
7450051 Systems and methods for discriminating signals in a multi-band detector Nov. 11, 2008
7421252 Center frequency control of an integrated phase rotator band-pass filter using VCO coarse trim bits Sep. 2, 2008
7406301 Modulation-demodulation apparatus and wireless communication apparatus Jul. 29, 2008
7343135 Method and apparatus for down conversion of radio frequency (RF) signals Mar. 11, 2008
7289779 Method for calibrating the frequency of an RF oscillator in a mobile part of a mobile communications device Oct. 30, 2007
7277683 Regenerative divider for up and down conversion of radio frequency (RF) signals Oct. 2, 2007

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