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Class Information
Number: 377/48
Name: Electrical pulse counters, pulse dividers, or shift registers: circuits and systems > Systems > Pulse multiplication or division > Multiplication or division by a fraction
Description: Subject matter where the arithmetic function is multiplication or division by a fraction.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7620140 |
Programmable integer and fractional frequency divider |
Nov. 17, 2009 |
| 7609800 |
Counter of semiconductor device |
Oct. 27, 2009 |
| 7602877 |
Frequency divider and method for controlling the same |
Oct. 13, 2009 |
| 7602878 |
Binary frequency divider |
Oct. 13, 2009 |
| 7586344 |
Dynamic delay or advance adjustment of oscillating signal phase |
Sep. 8, 2009 |
| 7587019 |
Configuration and controlling method of fractional-N PLL having fractional frequency divider |
Sep. 8, 2009 |
| 7573970 |
Prescaler and buffer |
Aug. 11, 2009 |
| 7564276 |
Low-power modulus divider stage |
Jul. 21, 2009 |
| 7560962 |
Generating an output signal with a frequency that is a non-integer fraction of an input signal |
Jul. 14, 2009 |
| 7557621 |
Divider |
Jul. 7, 2009 |
| 7551707 |
Programmable integer and fractional frequency divider |
Jun. 23, 2009 |
| 7535981 |
Clock generation circuit and method thereof |
May. 19, 2009 |
| 7518417 |
Wireless transceiver components with improved IQ matching |
Apr. 14, 2009 |
| 7512208 |
Digital clock divider |
Mar. 31, 2009 |
| 7512644 |
Rate multiplication method and rate multiplier |
Mar. 31, 2009 |
| 7508273 |
Quadrature clock divider |
Mar. 24, 2009 |
| 7505548 |
Circuits and methods for programmable integer clock division with 50% duty cycle |
Mar. 17, 2009 |
| 7492852 |
Fractional frequency divider |
Feb. 17, 2009 |
| 7486145 |
Circuits and methods for implementing sub-integer-N frequency dividers using phase rotators |
Feb. 3, 2009 |
| 7450680 |
Fractional-N divider configurable as a polynomial function for real-time PLL swept frequency applications |
Nov. 11, 2008 |
| 7444534 |
Method and apparatus for dividing a digital signal by X.5 in an information handling system |
Oct. 28, 2008 |
| 7424087 |
Clock divider |
Sep. 9, 2008 |
| 7417474 |
Clock frequency division methods and circuits |
Aug. 26, 2008 |
| RE40424 |
Structure of delta-sigma fractional type divider |
Jul. 8, 2008 |
| 7379522 |
Configurable multi-modulus frequency divider for multi-mode mobile communication devices |
May. 27, 2008 |
| 7378885 |
Multiphase divider for P-PLL based serial link receivers |
May. 27, 2008 |
| 7368958 |
Methods and systems for locally generating non-integral divided clocks with centralized state machines |
May. 6, 2008 |
| 7358782 |
Frequency divider and associated methods |
Apr. 15, 2008 |
| 7342425 |
Method and apparatus for a symmetrical odd-number clock divider |
Mar. 11, 2008 |
| 7336756 |
Reprogrammable bi-directional signal converter |
Feb. 26, 2008 |
| 7323913 |
Multiphase divider for P-PLL based serial link receivers |
Jan. 29, 2008 |
| 7298810 |
Multi-modulus programmable frequency divider |
Nov. 20, 2007 |
| 7288999 |
Pre-distortion system for a synthesizer having modulation applied in the reference path |
Oct. 30, 2007 |
| 7289592 |
Apparatus for multiple-divisor prescaler |
Oct. 30, 2007 |
| 7271631 |
Clock multiplication circuit |
Sep. 18, 2007 |
| 7253666 |
Clock frequency divider circuit and method of dividing clock frequency |
Aug. 7, 2007 |
| 7248665 |
Prescaler |
Jul. 24, 2007 |
| 7228450 |
Method and device for the formation of clock pulses in a bus system having at least one station, bus system and station |
Jun. 5, 2007 |
| 7215211 |
Prescaler for a fractional-N synthesizer |
May. 8, 2007 |
| 7209534 |
Fractional divider system and method |
Apr. 24, 2007 |
| 7180973 |
Programmable low-power high-frequency divider |
Feb. 20, 2007 |
| 7180974 |
Frequency division method and device |
Feb. 20, 2007 |
| 7180339 |
Synthesizer and method for generating an output signal that has a desired period |
Feb. 20, 2007 |
| 7164297 |
Multiple reference clock synthesizer |
Jan. 16, 2007 |
| 7119587 |
High frequency divider state correction circuit |
Oct. 10, 2006 |
| 7116747 |
Phase-switched dual-mode counter circuit for a frequency synthesizer |
Oct. 3, 2006 |
| 7113009 |
Programmable frequency divider |
Sep. 26, 2006 |
| 7098708 |
Low-power direct digital synthesizer with analog interpolation |
Aug. 29, 2006 |
| 7084678 |
Fractional frequency divider |
Aug. 1, 2006 |
| 7084712 |
Clock generation system |
Aug. 1, 2006 |
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