Patents
Sitemap › H03 - Basic electronic circuitry › H03D - Demodulation or transference of modulation from one carrier to another › H03D 13 - Circuits for comparing the phase or frequency of two mutually-independent oscillations
Patents for H03D 13 - Circuits for comparing the phase or frequency of two mutually-independent oscillations (1,662)
02/2015
02/17/2015US8957705 Phase frequency detector
02/03/2015US8947167 Reference-less frequency detector
12/2014
12/23/2014US8917113 Phase detection device and phase detection method
12/02/2014US8903031 Low jitter clock recovery circuit
11/2014
11/25/2014US8896348 Semiconductor apparatus
11/20/2014US20140340120 Techniques for Phase Detection
10/2014
10/21/2014US8866511 Matrix phase detector
09/2014
09/30/2014US8847641 Phase comparison device and DLL circuit
09/30/2014US8847604 Semiconductor device with a test circuit and a reference circuit
09/02/2014US8825424 Apparatus and method for estimating data relating to a time difference and apparatus and method for calibrating a delay line
07/2014
07/22/2014US8786315 Phase frequency detector
06/2014
06/25/2014CN102113206B 具有时间-数字转换器的电路以及相位测量方法 Circuit and a phase measurement method for a digital converter - a time
06/19/2014US20140167820 Phase comparison device and dll circuit
06/05/2014WO2014083380A1 A shared audio scene apparatus
05/2014
05/06/2014US8717067 Method and apparatus for continuous-averaging counter-based digital frequency lock detector
04/2014
04/17/2014US20140103961 Phase frequency detector circuit
03/2014
03/20/2014US20140077841 Phase frequency detector
03/04/2014US8664978 Methods and apparatus for time to current conversion
02/2014
02/25/2014US8659360 Charge-to-digital timer
02/05/2014CN103563249A Pll dual edge lock detector
02/04/2014US8643402 Phase frequency detector circuit
01/2014
01/07/2014US8624630 Clock and data recovery system, phase adjusting method, and phasedetector
01/01/2014EP2678696A1 Machine systems including pre-power diagnostics
12/2013
12/18/2013EP2673871A2 Digital phase adjustment for multi-phase power converters
12/18/2013CN103460582A Digital phase adjustment for multi-phase power converters
12/10/2013US8604835 Semiconductor apparatus
12/03/2013US8598496 Method for testing the operation of a heating element used for an activated carbon filter
11/2013
11/27/2013EP2666162A1 An audio alignment apparatus
11/26/2013US8593130 Detector, physical quantity measuring device, and electronic apparatus
11/20/2013CN103403562A Machine systems including pre-power diagnostics
11/05/2013US8575966 Method of operating phase-lock assistant circuitry
10/2013
10/24/2013WO2013156060A1 Linear 360° range phase detector
10/16/2013CN102132488B Phase-detector for detecting phase difference pi/2n
10/15/2013US8558534 Rotational angle detection device and electric power steering system
10/08/2013US8552694 Generator device with overvoltage monitoring
10/02/2013EP2643929A1 Method and circuit for clock recovery of a data stream description
09/2013
09/04/2013EP2633620A2 Pll dual edge lock detector
08/2013
08/29/2013US20130222013 Physical unclonable function cell and array
08/07/2013EP2622742A1 Sampler circuit
07/2013
07/30/2013US8497708 Fractional-rate phase frequency detector
07/09/2013US8483579 Phase detector circuit for clock and data recovery circuit and optical communication device having the same
06/2013
06/18/2013US8466713 Phase detection method and phase detector
06/11/2013US8461901 Harmonic reject mixer with active phase mismatch compensation in the local oscillator path
06/05/2013CN103141029A Sampler circuit
05/2013
05/30/2013US20130135011 Phase frequency detector circuit
04/2013
04/30/2013US8433023 Method and apparatus for generating a phase dependent control signal
04/30/2013US8432191 Phase-locked loop having high-gain mode phase-frequency detector
04/18/2013US20130093466 On die low power high accuracy reference clock generation
03/2013
03/14/2013US20130063181 Method and apparatus for signal phase calibration
03/12/2013US8397098 Method for countervailing clock skew and core logic circuit using the same
02/2013
02/28/2013US20130049810 Methods and Apparatus for Time to Current Conversion
02/27/2013CN102944742A Pressure disturbance signal phase measurement method
02/14/2013US20130038351 Phase detector
02/05/2013CA2543581C Digital phase detector for periodically alternating signals
01/2013
01/30/2013EP2550742A1 A phase detector
01/15/2013US8354862 Phase-lock assistant circuitry
01/08/2013US8350595 Semiconductor integrated circuit and control method for clock signal synchronization
12/2012
12/25/2012US8339120 Measurement apparatus, reproduction apparatus, and measurement method
12/20/2012US20120319734 System and method for reducing power consumption in a phased-locked loop circuit
12/06/2012US20120306538 Phase Detection Circuits and Methods
11/2012
11/08/2012US20120280716 Fractional-Rate Phase Frequency Detector
11/01/2012WO2012109532A3 Digital phase adjustment for multi-phase power converters
09/2012
09/12/2012CN1938951B Fast phase-frequency detector arrangement
08/2012
08/30/2012WO2012115736A1 Machine systems including pre-power diagnostics
08/30/2012US20120218001 Techniques for Phase Detection
08/21/2012US8248104 Phase comparator and phase-locked loop
08/08/2012CN101414823B Error compensation method, digital phase error cancellation module, and adpll thereof
07/2012
07/26/2012WO2012098432A1 An audio alignment apparatus
07/12/2012US20120177162 Symmetric Phase Detector
07/12/2012US20120176158 Time-domain voltage comparator for analog-to-digital converter
07/10/2012US8217683 Phase-detector for detecting phase difference of [PI]2N
07/04/2012CN101924540B Differential time domain comparator circuit
07/03/2012CA2502467C Read-out circuit for infrared detectors
06/2012
06/27/2012EP2020079B1 Self-compensating drift-free radio-frequency phase detector circuit
06/12/2012US8200158 System, method and apparatus for communicating with vehicle occupants
06/12/2012US8198883 Semiconductor device, internal circuit control signal measurement circuit, and delay time measurement method
06/07/2012US20120139650 Charge pump and phase detection apparatus, phase-locked loop and delay-locked loop using the same
06/07/2012US20120139585 Phase detecting circuit and pll circuit
05/2012
05/31/2012WO2012070073A1 Method and circuit for clock recovery of a data stream description
05/31/2012US20120137161 Method and apparatus for generating a phase dependent control signal
05/24/2012US20120126854 Frequency regeneration circuit and frequency regeneration method
05/16/2012CN102460973A Digital pll circuit, semiconductor integrated circuit, and display apparatus
05/15/2012US8179163 Method and apparatus for charge pump linearization in fractional-N PLLs
05/15/2012US8179162 Phase-lock assistant circuitry
05/15/2012CA2512241C Clock and data recovery phase-locked loop and high-speed phase detector architecture
05/03/2012WO2012058010A2 Pll dual edge lock detector
05/03/2012US20120105107 Voltage detection device and semiconductor device including the same
05/01/2012US8169236 Frequency detection mechanism for a clock generation circuit
04/2012
04/26/2012US20120098570 Pll dual edge lock detector
04/25/2012CN1855695B 模拟乘法器 Analog Multiplier
04/11/2012EP1844542B1 Digital phase detector for a phase locked loop
04/05/2012WO2012041915A1 Sampler circuit
04/05/2012US20120081185 Time-to-digital converter (tdc) with improved resolution
03/2012
03/20/2012US8138801 Frequency crossing detection using opposing pattern detectors
03/20/2012US8138800 Phase detecting circuit and PLL circuit
03/20/2012US8138799 Inter-phase skew detection circuit for multi-phase clock, inter-phase skew adjustment circuit, and semiconductor integrated circuit
03/20/2012US8138798 Symmetric phase detector
03/08/2012US20120056644 Multiphase clock generation circuit
03/01/2012WO2012025140A1 Method of measuring the phase of a clock signal and clock signal phase measurement apparatus
02/2012
02/29/2012CN101702617B High-precision +/-180 DEG digital phase distinguishing method and applying device thereof
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