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Class Information
Number: 327/263
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating > Having specific delay in producing output waveform > Delay interval set by rising or falling edge
Description: Subject matter wherein the delay time is determined by either (a) the interval between the occurrence of leading or trailing edges of a pulse signal or (b) the amount of time for the leading or trailing edge of a pulse waveform to rise or fall to a particular value.

Sub-classes under this class:

Class Number Class Name Patents
327/264 Having specific active circuit element or structure (e.g., fet, complementary transistors, etc.) 162
327/268 Having specific passive circuit element or structure (e.g., rlc circuit, etc.) 25

Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8633722 Method and circuit for testing accuracy of delay circuitry Jan. 21, 2014
8624652 Accurate low-power delay circuit Jan. 7, 2014
8618857 Delay circuit and associated method Dec. 31, 2013
8498175 Burst order control circuit Jul. 30, 2013
8466729 Delay cell and digitally controlled oscillator Jun. 18, 2013
8350612 Circuit for resetting system and delay circuit Jan. 8, 2013
8344782 Method and apparatus to limit circuit delay dependence on voltage for single phase transition Jan. 1, 2013
8319538 Semiconductor device Nov. 27, 2012
8278986 Trimming of a pseudo-closed loop programmable delay line Oct. 2, 2012
8278988 Method and apparatus for generating a modulated waveform signal Oct. 2, 2012
8258825 Spread spectrum circuit Sep. 4, 2012
8203371 Semiconductor integrated circuit and method for determining delay amount using the same Jun. 19, 2012
8179180 Device and method for detecting an approach or contact May. 15, 2012
8102189 Clock guided logic with reduced switching Jan. 24, 2012
8005636 Method of controlling clock signal Aug. 23, 2011
7990197 Internal clock driver circuit Aug. 2, 2011
7956655 Output pad system and pad driving circuit thereof Jun. 7, 2011
RE42250 Delay circuit and method Mar. 29, 2011
7911250 Delay circuit Mar. 22, 2011
7893746 High speed intra-pair de-skew circuit Feb. 22, 2011
7881894 Method and circuit for local clock generation and smartcard including it thereon Feb. 1, 2011
7868679 Circuit, method for receiving a signal, and use of a random event generator Jan. 11, 2011
7835479 Jitter injection apparatus, jitter injection method, testing apparatus, and communication chip Nov. 16, 2010
7795927 Digital circuits with adaptive resistance to single event upset Sep. 14, 2010
7737747 Scheme for controlling rise-fall times in signal transitions Jun. 15, 2010
7728643 Delay circuit and semiconductor memory device including the same Jun. 1, 2010
7724036 Clock guided logic with reduced switching May. 25, 2010
7714630 Method and apparatus to limit circuit delay dependence on voltage May. 11, 2010
7710209 Digital pulse frequency/pulse amplitude (DPFM/DPAM) controller for low-power switching-power supplies May. 4, 2010
7688126 Time delay circuit and time to digital converter Mar. 30, 2010
7679414 Method and apparatus for tuning delay Mar. 16, 2010
7667514 Delay circuit and electronic device including delay circuit Feb. 23, 2010
7659786 Ring oscillator Feb. 9, 2010
7652514 Internal clock driver circuit Jan. 26, 2010
7642831 Phase shift circuit with lower intrinsic delay Jan. 5, 2010
7616038 Clock modulation circuit for correcting duty ratio and spread spectrum clock generator including the same Nov. 10, 2009
7612622 Method and device for determining a duty cycle offset Nov. 3, 2009
7609103 Delay circuit with reference pulse generator to reduce variation in delay time Oct. 27, 2009
7609108 Phase-locked loop and compound MOS capacitor thereof Oct. 27, 2009
7610163 Method of controlling quality for a print controller Oct. 27, 2009
7598784 System and method for controlling signal transitions Oct. 6, 2009
7586351 Apparatus and method for controlling delay of signal Sep. 8, 2009
7564284 Time delay circuit and time to digital converter Jul. 21, 2009
7560968 Output driver capable of controlling a short circuit current Jul. 14, 2009
7557632 Internal clock generator and method of generating internal clock Jul. 7, 2009
7548104 Delay line with delay cells having improved gain and in built duty cycle control and method thereof Jun. 16, 2009
7535274 Delay control circuit May. 19, 2009
7515669 Dynamic input setup/hold time improvement architecture Apr. 7, 2009
7482886 System for measuring propagation delays Jan. 27, 2009
7456667 Electrical signal duty cycle modification Nov. 25, 2008

1 2 3 4 5

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