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Class Information
Number: 327/236
Name: Miscellaneous active electrical nonlinear devices, circuits, and systems > Signal converting, shaping, or generating > Phase shift by less than period of input > Correction to specific phase shift > By phase comparator or detector
Description: Subject matter wherein the phase shift change is effected by the output of a circuit that obtains both the magnitude and sign of the phase angle between two input voltages or currents.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8693600 Phase excursion/carrier wave frequency excursion compensation device and method Apr. 8, 2014
8669786 Clock phase shift detector Mar. 11, 2014
8648625 Frequency synthesizer Feb. 11, 2014
8638124 Clock phase shift detector Jan. 28, 2014
8624651 Interpolation circuit and receiving circuit Jan. 7, 2014
8604840 Frequency synthesizer noise reduction Dec. 10, 2013
8594592 Transmitter, base station device, and method for aligning signal output from transmitter Nov. 26, 2013
8536822 Voltage-controlled stepper motor driver Sep. 17, 2013
8519765 Method and apparatus for signal phase calibration Aug. 27, 2013
8508271 Phase locked loop Aug. 13, 2013
8446200 Systems and methods for a continuous, linear, 360-degree analog phase shifter May. 21, 2013
8436666 Interface apparatus for semiconductor integrated circuit and interfacing method thereof May. 7, 2013
8392744 Clock distribution apparatus, systems, and methods Mar. 5, 2013
8334716 Digital phase detection circuit and method Dec. 18, 2012
8243869 Burst mode clock and data recovery circuit and method Aug. 14, 2012
8183904 Control system for a phase generator and corresponding control method May. 22, 2012
8183898 Apparatus for supplying voltage free noise and method of operation the same May. 22, 2012
8179173 Digitally calibrated high speed clock distribution May. 15, 2012
8125260 Phase mixer with adjustable load-to-drive ratio Feb. 28, 2012
8063686 Phase interpolator circuit with two phase capacitor charging Nov. 22, 2011
8032778 Clock distribution apparatus, systems, and methods Oct. 4, 2011
8013653 Method, system and device for eliminating intra-pair skew Sep. 6, 2011
7999582 Apparatus for supplying voltage free from noise and method of operation the same Aug. 16, 2011
7977992 Precision phase generator and method for phase generation Jul. 12, 2011
7932763 Signal processing circuit and signal processing method Apr. 26, 2011
7915942 Apparatus and method for calibrating a variable phase shifter Mar. 29, 2011
7898311 Phase shifting circuit which produces phase shift signal regardless of frequency of input signal Mar. 1, 2011
7868678 Configurable differential lines Jan. 11, 2011
7855524 Voltage control and power factor correction in AC induction motors Dec. 21, 2010
7791382 Semiconductor integrated circuit Sep. 7, 2010
7764755 Synchronization of a digital circuit Jul. 27, 2010
7756236 Phase detector Jul. 13, 2010
7728636 Clock signal synchronizing device with inherent duty-cycle correction capability Jun. 1, 2010
7719331 PLL circuit May. 18, 2010
7653167 Phase deglitch circuit for phase interpolator for high-speed serial I/O applications Jan. 26, 2010
7605627 Programmable boosting and charge neutralization Oct. 20, 2009
7551013 Phase interpolation circuit and method of generating phase interpolation signal Jun. 23, 2009
7388412 Clock multipliers using filter bias of a phase-locked loop and methods of multiplying a clock Jun. 17, 2008
7333390 Phase controlled high speed interfaces Feb. 19, 2008
7327173 Delay-locked loop having a pre-shift phase detector Feb. 5, 2008
7157951 Digital clock manager capacitive trim unit Jan. 2, 2007
7088156 Delay-locked loop having a pre-shift phase detector Aug. 8, 2006
7062005 Master slave frame lock method Jun. 13, 2006
7038517 Timing vernier using a delay locked loop May. 2, 2006
6982578 Digital delay-locked loop circuits with hierarchical delay adjustment Jan. 3, 2006
6853231 Timing vernier using a delay locked loop Feb. 8, 2005
6737897 Power reduction for delay locked loop circuits May. 18, 2004
6674314 Interpolating circuit, DLL circuit and semiconductor integrated circuit Jan. 6, 2004
6646484 PLL circuit including a control logic circuit for adjusting the delay times of the clocks so that the phase error of the clocks is reduced Nov. 11, 2003
6608509 Semiconductor integrated circuit device and microcomputer Aug. 19, 2003

1 2 3

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