Patents
Sitemap › H03 - Basic electronic circuitry › H03L - Automatic control, starting, synchronisation, or stabilisation of generators of electronic oscillations or pulses › H03L 7 - Automatic control of frequency or phase; Synchronisation
Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643)
03/2014
03/06/2014US20140062553 Semiconductor device including delay locked loop circuit and method
03/06/2014US20140062552 Dll circuit and delay-locked method using the same
03/06/2014US20140062551 Method and systems for high-precision pulse-width modulation
03/06/2014US20140062550 Phase locked loop
03/06/2014US20140062549 Digital pll with dynamic loop gain control
03/06/2014US20140062548 Wide-range glitch-free asynchronous clock switch
03/06/2014US20140062545 Method and Apparatus for Reducing the Clock Kick-Back of ADC Comparators While Maintaining Transistor Matching Behavior
03/06/2014US20140062537 Frequency synthesizer
03/05/2014CN203466800U Signal generating circuit based on direct digital frequency synthesis
03/05/2014CN203466799U High frequency synthesizer module based on direct digital frequency synthesis
03/05/2014CN103618548A Frequency synthesis method and circuit based on rapid frequency locking of phase-locked loop
03/05/2014CN103618547A Amplifier with output voltage exceeding power source voltage
03/05/2014CN103618546A Ultra wide octave voltage-controlled oscillation realizing method
03/05/2014CN103618545A High-frequency CMOS voltage-controlled oscillator
03/05/2014CN102611447B Noise adding signal synchronization clock extraction device based on FPGA (field programmable gate array)
03/05/2014CN102594382B Communication frequency regulation method and terminal equipment
03/05/2014CN102122953B Fast lock-in all-digital phase-locked loop with extended tracking range
03/04/2014US8666013 Techniques for clock data recovery
03/04/2014US8666007 Methods and apparatus for synchronizing communication with a memory controller
03/04/2014US8664991 Apparatus and methods for phase-locked loops
03/04/2014US8664990 Coherent phase locked loop
03/04/2014US8664989 Method to increase frequency resolution of a fractional phase-locked loop
03/04/2014US8664988 Circuits and methods for clock generation using a flying-adder divider inside and optionally outside a phase locked loop
03/04/2014US8664986 System, method and emulation circuitry useful for adjusting a characteristic of a periodic signal
03/04/2014US8664985 Phase frequency detector and charge pump for phase lock loop fast-locking
03/04/2014US8664984 Pulse synchronizer circuit
03/04/2014US8664983 Priority control phase shifts for clock signals
02/2014
02/27/2014WO2014031076A1 A control system for a hydrogen generator of a vehicle and a method for controlling a hydrogen generator of a vehicle
02/27/2014WO2014008231A3 Self-biased amplitude-controlled oscillator with constant harmonic content
02/27/2014US20140056085 Semiconductor chips and semiconductor systems including the same
02/27/2014US20140055204 Differential ring oscillation circuit, device, and oscillation control method
02/27/2014US20140055203 Circuit for Measuring the Resonant Frequency of Nanoresonators
02/27/2014US20140055185 Integrated circuit having latch circuits and using delay circuits to fetch data bits in synchronization with clock signals
02/27/2014US20140055184 Apparatuses, integrated circuits, and methods for synchronizing data signals with a command signal
02/27/2014US20140055183 Domain crossing circuit of semiconductor apparatus
02/27/2014US20140055181 Clock generating circuit
02/27/2014US20140055180 Distributed resonate clock driver
02/27/2014US20140055179 Interpolative divider linearity enhancement techniques
02/27/2014US20140055117 Digitally Controlled Spur Management Technique for Integrated DC-DC Converters
02/26/2014EP2701307A1 Ring oscillator timer circuit
02/26/2014EP2700919A1 Circuit for measuring the resonance frequency of nanoresonators
02/26/2014EP2700171A1 System and method for clock signal generation
02/26/2014CN203457138U Frequency synthesizer
02/26/2014CN203457137U Switch-controlled filter circuit applied to phase-locked loop
02/26/2014CN203457136U Dual-compensation charge pump
02/26/2014CN103609023A Apparatus and methods for adjusting voltage controlled oscillator gain
02/26/2014CN103607201A Injection locking frequency divider with wide locking range
02/26/2014CN103607200A A down converter used for an electronic measuring instrument and a down conversion method
02/26/2014CN103607199A Quick delay locked loop of full-digital successive approximation register
02/26/2014CN102210101B High speed pll clock multiplier
02/26/2014CN101572545B Phase-locked loop circuit and control method thereof
02/25/2014US8659360 Charge-to-digital timer
02/25/2014US8659334 Frequency control clock tuning circuitry
02/25/2014US8659333 Voltage generation circuit of semiconductor memory apparatus
02/25/2014US8659332 Signal circuit
02/20/2014WO2014027036A1 Double output linearized low-noise charge pump with loop filter area reduction
02/20/2014US20140050289 Phase-Locked Loop Modulation
02/20/2014US20140049329 Divider-less phase locked loop (pll)
02/20/2014US20140049327 Low-power oscillator
02/20/2014US20140049305 Fast measurement initialization for memory
02/20/2014US20140049304 Double output linearized low-noise charge pump with loop filter area reduction
02/20/2014US20140049303 Frequency generating system, voltage-controlled oscillator module and method for adjusting signal frequency
02/20/2014US20140049302 Phase-locked loop and method for clock delay adjustment
02/19/2014EP2698920A1 Phase-locked loop
02/19/2014CN203445859U Wave-by-wave phase control apparatus
02/19/2014CN103595408A Method for improving searching precision of receiver via intermediate frequency floating
02/19/2014CN103595407A Fractional frequency division circuit and method based on programmable continuous mode changing frequency divider
02/19/2014CN103595406A Broadband microwave signal low-phase noise synthesizing device and method
02/19/2014CN103595405A Phase-locked loop implementation method based on particle filtering
02/19/2014CN103595404A Frequency mixer group delay measuring circuit and method
02/19/2014CN103595403A Phase-locked loop
02/19/2014CN103592500A Power grid synchronous signal real-time detection method and system based on reference frequency
02/19/2014CN102522985B Locking-phase ring and voltage-controlled oscillator thereof
02/19/2014CN102522984B Phase-locked loop and voltage-controlled oscillating circuit thereof
02/19/2014CN102361445B High-accuracy protocol pulse generator based on digital frequency synthesizer
02/19/2014CN102347761B Dynamic delay, and phase-frequency detector (PFD) and phase lock loop adopting same
02/19/2014CN101873132B Pll电路 Pll circuit
02/18/2014US8656207 Method for modeling variation in a feedback loop of a phase-locked loop
02/18/2014US8653869 Segmented fractional-N PLL
02/18/2014US8653868 Low power data recovery
02/18/2014US8653867 Pulse modulated neural integrator circuit and associated phase locked loop
02/18/2014US8653866 Semiconductor device and operating method thereof
02/18/2014US8653865 Voltage change detection device
02/18/2014US8653864 Reset circuit
02/18/2014US8653716 Method and device for suppressing hysteresis of resonators through simultaneous resonance
02/13/2014WO2014026029A1 Tunable injection locked dividers with enhanced locking range
02/13/2014US20140043105 Integrated circuit having a multiplying injection-locked oscillator
02/13/2014US20140043103 Tunable injection locked dividers with enhanced locking range
02/13/2014US20140043080 Methods and systems for controlling a power converter
02/13/2014US20140043075 Semiconductor device and electronic device
02/13/2014US20140043074 Frequency Tuning Based on Characterization of an Oscillator
02/13/2014US20140043073 Clock synchronization circuit and semiconductor device
02/13/2014US20140043071 Self-initializing on-chip data processing apparatus and method of self-initializing an on-chip data processing apparatus
02/13/2014US20140043014 Phase-locked loop
02/13/2014DE10084500B3 Frequenzvervielfachende Delay Locked Loop Frequenzvervielfachende Delay Locked Loop
02/12/2014EP2695323A2 Adjustment of clock signals regenerated from a data stream
02/12/2014EP2695303A2 Techniques for reducing duty cycle distortion in periodic signals
02/12/2014EP2695299A1 Supply-regulated vco architecture
02/12/2014CN203434966U Wide frequency band low-noise high-resolution frequency comprehensive component
02/12/2014CN203434965U Phase-locked rapid hopping source using ping-pong rings
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