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Class Information
Number: 327/232
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating > Phase shift by less than period of input > Dependent on frequency
Description: Subject matter wherein the phase shift is varied dependent upon the number or recurrences of a periodic input signal in a unit of time.










Patents under this class:

Patent Number Title Of Patent Date Issued
7977992 Precision phase generator and method for phase generation Jul. 12, 2011
7969219 Wide range delay cell Jun. 28, 2011
7816965 Cooperation circuit Oct. 19, 2010
7733980 Quadrature modulation circuits and systems supporting multiple modulation modes at gigabit data rates Jun. 8, 2010
7653167 Phase deglitch circuit for phase interpolator for high-speed serial I/O applications Jan. 26, 2010
7439788 Receive clock deskewing method, apparatus, and system Oct. 21, 2008
7362155 Method and apparatus for generating delays Apr. 22, 2008
6617893 Digital variable clock divider Sep. 9, 2003
6593821 Frequency controlled oscillator Jul. 15, 2003
6538487 Electrical circuit having inverters being serially connected together in a cascade Mar. 25, 2003
6049240 Logical delaying/advancing circuit used Apr. 11, 2000
5970110 Precise, low-jitter fractional divider using counter of rotating clock phases Oct. 19, 1999
5955907 Temperature compensation circuit and method for providing a constant delay Sep. 21, 1999
5864564 Control circuit for deterministic stopping of an integrated circuit internal clock Jan. 26, 1999
5703514 Digital frequency divider phase shifter Dec. 30, 1997
5689203 Self-calibration circuit for pulse-train tranducer signals Nov. 18, 1997
5543742 Phase shifting circuit Aug. 6, 1996
5519349 Phase shifter May. 21, 1996
5506770 Directional stability controller Apr. 9, 1996
5204559 Method and apparatus for controlling clock skew Apr. 20, 1993
5162746 Digitally controlled crystal-based jitter attenuator Nov. 10, 1992
4837643 Circuit for controlling frequency and phase of voltage controlled oscillator in a data smoother for a streaming cartridge tape drive Jun. 6, 1989
4739277 Triggered, programmable skew signal generator Apr. 19, 1988
4484154 Frequency control with a phase-locked-loop Nov. 20, 1984
4338528 Optimization circuit for a serrodyne frequency translator Jul. 6, 1982
4200845 Phase comparator with dual phase detectors Apr. 29, 1980
4136289 Phase control circuit and oscillator circuit using it Jan. 23, 1979
4119919 Frequency discriminator circuit Oct. 10, 1978
4027262 Phase detector employing quadruple memory elements May. 31, 1977
4024460 Electronic line stretcher May. 17, 1977
3986113 Two channel test instrument with active electronicphase shift means Oct. 12, 1976
3961273 Frequency memory apparatus Jun. 1, 1976











 
 
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