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Class Information
Number: 327/113
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating > Frequency or repetition rate conversion or control
Description: Subject matter wherein a frequency characteristic of an input signal is modified to produce an output wave of different frequency characteristic which has a definite relationship to that of the input wave or where a frequency characteristic is held essentially constant.










Sub-classes under this class:

Class Number Class Name Patents
327/117 Frequency division 490
327/119 Frequency multiplication (e.g., harmonic generation, etc.) 269
327/114 Of output rectangular waveform 234


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
7948116 Method and apparatus for controlling a supply current for a circuit or a plurality of circuit blocks May. 24, 2011
7941098 Common data line signaling and method May. 10, 2011
7933559 RF test chamber Apr. 26, 2011
7929938 DC-compensated IP2 calibration for WCDMA receiver Apr. 19, 2011
7924068 Automatic adjustment circuit, and filter circuit Apr. 12, 2011
7915929 High-speed leaf clock frequency-divider/splitter Mar. 29, 2011
7888978 Frequency synthesizer Feb. 15, 2011
7876134 Circuit for changing frequency of a signal and frequency change method thereof Jan. 25, 2011
7853233 Zero if down converter with even order harmonic suppression Dec. 14, 2010
7847602 Digitally controlled frequency generator Dec. 7, 2010
7840197 Highly linear and very low-noise down-conversion mixer for extracting weak signals in the presence of very strong unwanted signals Nov. 23, 2010
7825741 Frequency multipliers using multi-phase oscillation Nov. 2, 2010
7822127 Method and apparatus for minimizing signal loss in transit Oct. 26, 2010
7816954 Circuit configuration of a frequency divider Oct. 19, 2010
7814350 Microprocessor with improved thermal monitoring and protection mechanism Oct. 12, 2010
7778377 Methods and apparatus for spread spectrum generation using a voltage controlled delay loop Aug. 17, 2010
7777579 Local oscillation generator with mixer having reduced signal power consumption Aug. 17, 2010
7777535 Coupled nonlinear elements for frequency down-conversion systems and methods Aug. 17, 2010
7705639 Method and apparatus for high performance automatic frequency control in a wireless receiver Apr. 27, 2010
7702708 Frequency/delay synthesizer architecture Apr. 20, 2010
7667504 Signal delay element, method and integrated circuit device for frequency adjustment of electronic signals Feb. 23, 2010
7630700 Multi-function passive frequency mixer Dec. 8, 2009
7600142 Integrated circuit conserving power during transitions between normal and power-saving modes Oct. 6, 2009
7598787 Signal generation apparatus, frequency converting apparatus, and receiver Oct. 6, 2009
7596166 Integrated circuit device including a spectrum spread clock generator, method for controlling the device, and ink-jet recording apparatus including the device Sep. 29, 2009
7583158 PWM signal generating circuit Sep. 1, 2009
7573305 High speed divider circuit Aug. 11, 2009
7554368 Frequency adjusting circuit for CPU Jun. 30, 2009
7555263 Adaptive radio transceiver Jun. 30, 2009
7542751 Down-converter and calibration method thereof Jun. 2, 2009
7535269 Multiplier circuit May. 19, 2009
7512394 Wideband up-conversion mixer Mar. 31, 2009
7509112 Wideband image rejection mixer Mar. 24, 2009
7468620 Frequency generator apparatus and control circuit thereof Dec. 23, 2008
7443211 Transmitter and transmission circuit Oct. 28, 2008
7443253 Detection device for detecting oscillator Oct. 28, 2008
7437137 Mixer system Oct. 14, 2008
7432751 High performance signal generation Oct. 7, 2008
7425976 Variable frequency generator Sep. 16, 2008
7424281 Image-rejection mixers having high linearity and high gain and RF circuits using the same Sep. 9, 2008
7389098 Heterodyne receiver for low noise and image frequency repression Jun. 17, 2008
7379723 Local oscillator and mixer for transceiver May. 27, 2008
7358781 Automation device with stored profile Apr. 15, 2008
7348822 Precisely adjusting a local clock Mar. 25, 2008
7332944 Frequency-controllable oscillator Feb. 19, 2008
7321751 Method and apparatus for improving dynamic range in a communication system Jan. 22, 2008
7319851 Mixer circuit, receiver comprising a mixer circuit, wireless communication comprising a receiver, method for generating an output signal by mixing an input signal with an oscillator signal Jan. 15, 2008
7304512 Frequency divider and an electronic device incorporating such a frequency divider Dec. 4, 2007
7301377 Demodulation apparatus and receiving apparatus Nov. 27, 2007
7292835 Wireless and wired cable modem applications of universal frequency translation technology Nov. 6, 2007

1 2 3 4 5 6 7 8 9 10 11 12










 
 
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