| Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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| 04/17/2013 | CN102291123B Delay phase locking loop, loop filter and phase locking method of delay phase locking loop |
| 04/17/2013 | CN102158227B Non-integer N type phase-locked loop |
| 04/17/2013 | CN102017420B Clock generation using a fractional phase detector |
| 04/17/2013 | CN101625888B Semiconductor memory device and operation method thereof |
| 04/16/2013 | US8422615 Fast powering-up of data communication system |
| 04/16/2013 | US8421920 Automatic quantization clock phase adjustable display apparatus |
| 04/16/2013 | US8421545 Oscillators and methods of operating the same |
| 04/16/2013 | US8421542 Method and apparatus for drift compensation in PLL |
| 04/16/2013 | US8421515 Seamless coarse and fine delay structure for high performance DLL |
| 04/16/2013 | US8421509 Charge pump circuit with low clock feed-through |
| 04/16/2013 | US8421508 Spread spectrum clock generator |
| 04/16/2013 | US8421507 Phase-locked loop with calibration function and associated calibration method |
| 04/16/2013 | US8421504 Microcomputer, hysteresis comparator circuit, and voltage monitoring apparatus |
| 04/11/2013 | WO2013002873A3 Low power wideband lo using tuned injection locked oscillator |
| 04/11/2013 | WO2012173962A3 Rational clock divider for media timestamps and clock recovery functions |
| 04/11/2013 | US20130088300 Accumulator-type fractional n-pll synthesizer and control method thereof |
| 04/11/2013 | US20130088271 Semiconductor memory device and operating method thereof |
| 04/11/2013 | US20130088270 Method and apparatus for determining duty cycle of a clock in a circuit using a configurable phase locked loop |
| 04/11/2013 | US20130088269 Implementing control voltage mirror |
| 04/10/2013 | EP2579462A2 System and method for built in self test for timing module holdover |
| 04/10/2013 | EP2577870A2 Input/output interface for periodic signals |
| 04/10/2013 | EP2577669A2 Methods and apparatuses for delay-locked loops and phase-locked loops |
| 04/10/2013 | CN202872762U Digital full-intelligent supersonic generator |
| 04/10/2013 | CN202872761U Ultra-low phase noise low spurious frequency synthesizer for monitoring radar |
| 04/10/2013 | CN103039004A Heterogeneous physical media attachment circuitry for integrated circuit devices |
| 04/10/2013 | CN103036563A Low phase noise frequency synthesizer device for K a frequency range of measurement and control system |
| 04/10/2013 | CN103036562A Voltage-controlled oscillators and related systems |
| 04/10/2013 | CN103036561A Clock pulse supply device and method thereof |
| 04/10/2013 | CN103036560A Phase-locked loop and circuit and method of closed loop frequency self-calibration of phase-locked loop |
| 04/10/2013 | CN103036559A Phase locked loop and alignment method of relevant phase positions |
| 04/10/2013 | CN103036558A Voltage-controlled oscillator |
| 04/10/2013 | CN103036557A Electronic device for phase-locked loop and method |
| 04/10/2013 | CN103036556A Oscillator circuit |
| 04/10/2013 | CN103033739A Programmable-control nanoscale integrated circuit built-in self-checking controller |
| 04/10/2013 | CN101882930B Time-digit conversion device and method for all-digital phase-locked loop |
| 04/10/2013 | CN101753134B Soft reference switch for phase locked loop |
| 04/10/2013 | CN101188490B Method and system for recovering time series information from serial data stream and serial clock data recoverying circuit |
| 04/09/2013 | US8416461 Spread spectrum clock generator, spread spectrum clock generating method, and circuit, image reading device and image forming apparatus using the spread spectrum clock generator |
| 04/09/2013 | US8416025 Reference assisted control system and method thereof |
| 04/09/2013 | US8415999 High frequency quadrature PLL circuit and method |
| 04/09/2013 | US8415998 PLL circuit |
| 04/09/2013 | US8415997 Signal synchronizing systems |
| 04/09/2013 | US8415996 Clock phase corrector |
| 04/09/2013 | US8415995 Electric circuit and signal processing method |
| 04/09/2013 | US8415994 Integrated circuit and standby controlling method thereof |
| 04/09/2013 | US8415993 Power-on reset circuit and method |
| 04/09/2013 | CA2615915C System for efficient recovery of node-b buffered data following mac layer reset |
| 04/05/2013 | CA2791076A1 Apparatus, and associated method, for forming a synthesized oscillating signal |
| 04/04/2013 | WO2013048478A1 Apparatus and method for performing spread-spectrum clock control |
| 04/04/2013 | WO2013048390A1 Apparatus, system, and method for controlling temperature and power supply voltage drift in a digital phase locked loop |
| 04/04/2013 | WO2013022192A3 Phase-locked loop and clock-generating system comprising same |
| 04/04/2013 | US20130086410 Frequency synthesis methods and systems |
| 04/04/2013 | US20130083604 Apparatus and method for smart vcc trip point design for testability |
| 04/04/2013 | US20130082784 Oscillator calibration apparatus and oscillator calibration method |
| 04/04/2013 | US20130082755 Filtering circuit and semiconductor integrated circuit having the same |
| 04/04/2013 | US20130082754 Phase locked loop calibration |
| 04/04/2013 | US20130082753 Application of phase-locked loop (pll) in oscillation monitoring for interconnected power systems |
| 04/04/2013 | US20130082752 Resistor ladder based phase interpolation |
| 04/04/2013 | US20130082751 Continuous signal generator |
| 04/04/2013 | US20130082750 Electronic Circuit |
| 04/04/2013 | US20130082720 Rc calibration using chopping |
| 04/03/2013 | EP2575259A2 Voltage-controlled oscillators and related systems |
| 04/03/2013 | EP2575258A2 Oscillator device, associated communication system and control methods |
| 04/03/2013 | CN202856715U System for realizing spectrum analyzer down-conversion with broadband local oscillators and high-frequency phase demodulation |
| 04/03/2013 | CN103026629A Fractional spur reduction using controlled clock jitter |
| 04/03/2013 | CN103026628A Method for regulating the phase in an tuned circuit |
| 04/03/2013 | CN103026627A High-speed frequency divider and phase locked loop using same |
| 04/03/2013 | CN103023496A Quantum interference device, atomic oscillator and magnetic sensor |
| 04/03/2013 | CN103023495A PLL using interpolative divider as digitally controlled oscillator |
| 04/03/2013 | CN103023494A Method for improving performance of voltage-controlled oscillator, voltage-controlled oscillator, phase-locked loop circuit and application thereof |
| 04/03/2013 | CN103023493A Linear sweep frequency source used for FMCW (Frequency Modulated Continuous Wave) radars |
| 04/03/2013 | CN103023492A Linear sweep frequency source used for FMCW (Frequency Modulated Continuous Wave) radars |
| 04/03/2013 | CN103023491A Linear sweep frequency source used for FMCW (Frequency Modulated Continuous Wave) radars |
| 04/03/2013 | CN103023490A Circuit for stabilizing phase-locked loop characteristics |
| 04/03/2013 | CN103023489A Decimal type phase locked loop and method for reducing phase noise of decimal type phase locked loop |
| 04/03/2013 | CN103023488A Frequency correction method and system |
| 04/03/2013 | CN102394643B Digital pulse width modulator based on digital delayed-locked loop (DLL) |
| 04/03/2013 | CN102291128B Charge pump and low-pass filter component with anti-single particle radiation circuit |
| 04/03/2013 | CN102158226B Voltage holding circuit |
| 04/03/2013 | CN102148616B Method and system for preventing error locking of DLL (Delay-Locked Loop) |
| 04/03/2013 | CN101986569B Digital costas loop |
| 04/03/2013 | CN101924538B Synchronizing signal control device and control method thereof |
| 04/03/2013 | CN101789772B Delay cable and memory control circuit using same |
| 04/02/2013 | US8411812 Wide frequency range delay locked loop |
| 04/02/2013 | US8410836 Phase locked loop |
| 04/02/2013 | US8410835 Leakage tolerant phase locked loop circuit device |
| 04/02/2013 | US8410834 All digital serial link receiver with low jitter clock regeneration and method thereof |
| 04/02/2013 | US8410833 On-chip power-up control circuit |
| 03/28/2013 | WO2013016530A3 Phase locked loop |
| 03/28/2013 | US20130077724 Digital phase detector with zero phase offset |
| 03/28/2013 | US20130077418 Dll circuit, frequency-multiplication circuit, and semiconductor memory device |
| 03/28/2013 | US20130076450 Low noise bias circuit for a pll oscillator |
| 03/28/2013 | US20130076449 Varactor tuning control using redundant numbering |
| 03/28/2013 | US20130076419 Piecewise Linear Phase Interpolator |
| 03/28/2013 | US20130076418 System and Method for Calibration of Timing Mismatch for Envelope Tracking Transmit Systems |
| 03/28/2013 | US20130076417 Maintaining pulse width modulation data-set coherency |
| 03/28/2013 | US20130076416 Sub-micron cmos vco that uses delay-based calibration and method of operation |
| 03/28/2013 | US20130076415 Pll using interpolative divider as digitally controlled oscillator |
| 03/28/2013 | US20130076414 Semiconductor integrated circuit having an on-chip pll and operating method thereof |
| 03/28/2013 | US20130076413 Semiconductor device including dll circuit having coarse adjustment unit and fine adjustment unit |