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)
08/2012
08/22/2012CN101753132B Clock generation circuit and integrated circuit
08/22/2012CN101662301B Eight-channel DDS signal source board
08/22/2012CN101662282B Frequency synthesizer used in OFDM UWB
08/22/2012CN101604172B Voltage control method based on phase-lock loop of decoupling multi-coordinate system
08/22/2012CN101572550B Phase-locked loop frequency synthesizer and method for regulating frequency of modulation signals
08/22/2012CN101499143B Clock generating method in radio frequency identity recognition label
08/22/2012CN101179262B Filter circuit device
08/21/2012US8250499 Integrated circuit with on-board power utilization information
08/21/2012US8250399 Method and apparatus for clock wander compensation
08/21/2012US8248175 Oscillator with external voltage control and interpolative divider in the output path
08/21/2012US8248172 Wideband oscillation circuit
08/21/2012US8248168 PID control for transmitter-receiver synchronization
08/21/2012US8248167 VCO frequency temperature compensation system for PLLs
08/21/2012US8248144 High-frequency switch module and high-frequency switch apparatus
08/21/2012US8248124 Methods and apparatuses for delay-locked loops and phase-locked loops
08/21/2012US8248123 Loop filter
08/21/2012US8248122 Digital PLL circuit and method of controlling the same
08/21/2012US8248121 Phase lock loop and control method thereof
08/21/2012US8247798 RF circuits including transistors having strained material layers
08/16/2012WO2012108576A1 Edge combiner, and frequency multiplier and frequency multiplication method using same
08/16/2012WO2012106816A1 Power measurement device
08/16/2012US20120206178 State machine for deskew delay locked loop
08/16/2012US20120206177 Device for generating clock signals for asymmetric comparison of phase errors
08/16/2012US20120206176 Coarse lock detector and delay-locked loop including the same
08/16/2012CA2863993A1 Power measurement device
08/15/2012CN102638262A Miniature phase-locked frequency synthesizer
08/15/2012CN102638261A Low-power-consumption phase accumulator with flow line structure
08/15/2012CN102638260A Method and apparatus for reducing signal edge jitter in an output signal from a numerically controlled oscillator
08/15/2012CN102638247A Clock generating method and clock generating circuit for CMOS (complementary metal oxide semiconductor) without crystal oscillator
08/15/2012CN102638224A Voltage controlled oscillator having improved phase noise
08/15/2012CN102637661A 半导体器件 Semiconductor devices
08/15/2012CN102636189A Measurement signal correction apparatus and method for correcting a measurement signal
08/15/2012CN101719766B Frequency generation techniques
08/15/2012CN101420226B Full digital phase locking loop
08/14/2012USRE43573 Method and system for displaying an analog image by a digital display device
08/14/2012US8243555 Apparatus and system with a time delay path and method for propagating a timing event
08/14/2012US8242855 Multi-primary distributed active transformer amplifier power supply and control
08/14/2012US8242849 Compensation for crystal offset in PLL-based crystal oscillators
08/14/2012US8242848 Oscillation frequency control circuit, and DC-DC converter and semiconductor device having the same
08/14/2012US8242824 Signal delay apparatus for providing exact delay amount, memory apparatus utilizing the signal delay apparatus, and signal delay method
08/14/2012US8242823 Delay chain initialization
08/14/2012US8242822 Delay locked loop
08/14/2012US8242821 Delay-locked loop for correcting duty ratio of input clock signal and output clock signal and electronic device including the same
08/14/2012US8242820 Phase locked loop and method for operating the same
08/14/2012US8242819 Method and apparatus for tuning phase of clock signal
08/14/2012US8242818 Phase-locked loop frequency synthesizer
08/14/2012US8242817 Power-on reset circuit with suppressed current
08/14/2012US8242816 Restart circuit of server
08/14/2012US8242815 Microcontroller unit and method therefor
08/09/2012WO2012106464A1 REFERENCE CLOCK COMPENSATION FOR FRACTIONAL-N PHASE LOCK LOOPS (PLLs)
08/09/2012WO2012104933A1 Phase locking circuit
08/09/2012WO2012078922A3 A digital-to-analog converter with non-uniform resolution
08/09/2012US20120201273 Dram temperature measurement system
08/09/2012US20120200362 Method and system for using a mems structure as a timing source
08/09/2012US20120200361 System and method for reducing holdover duration
08/09/2012US20120200330 Semiconductor integrated circuit, semiconductor chip and method of designing semiconductor integrated circuit
08/09/2012US20120200329 Semiconductor device
08/09/2012US20120200328 Reference Clock Compensation for Fractional-N Phase Lock Loops (PLLs)
08/09/2012US20120200327 Charge pump and active filter for a feedback circuit
08/09/2012US20120200326 Method and Apparatus for Reducing Signal Edge Jitter in an Output Signal from a Numerically Controlled Oscillator
08/09/2012US20120200325 Low jitter clock recovery circuit
08/09/2012US20120200324 Frequency Offset Tracking and Jitter Reduction Method Using Dual Frequency-locked Loop and Phase-locked Loop
08/09/2012US20120200323 Phase-lock assistant circuitry
08/09/2012US20120200322 Clock tree insertion delay independent interface
08/09/2012DE102011003738A1 Verfahren und Vorrichtung zur Verringerung von Signalflankenjitter in einem Ausgangssignal eines numerisch kontrollierten Oszillators Method and device for reduction of Signalflankenjitter in an output signal of a numeric controlled oscillator
08/09/2012DE102011003736A1 Messsignal-Korrekturvorrichtung und Verfahren zur Korrektur eines Messsignals Measuring signal correction apparatus and method for correcting a measurement signal
08/08/2012EP2485400A1 Sampling
08/08/2012EP2484010A1 Frequency generation circuitry and method
08/08/2012CN202374247U Low-noise phase-locked loop
08/08/2012CN1954499B Phase locked loop (PLL) circuit, its phasing method and operation analyzing method
08/08/2012CN1945974B Semiconductor device, spread spectrum clock generator and method thereof
08/08/2012CN102629872A Integrating sphere cooling and microwave integrating cavity
08/08/2012CN102629871A Device and method for realizing wide-range multi-frequency band frequency division and frequency selection
08/08/2012CN102629870A Up-conversion system local oscillator circuit on small aircraft
08/08/2012CN102629869A Digital delay lock ring based on Kalman filtering and least square algorithm
08/08/2012CN102629102A Coherent bi-color light source device and method for generating coherent bi-color light
08/08/2012CN101977054B Relaxation-type voltage-controlled oscillator
08/08/2012CN101414823B Error compensation method, digital phase error cancellation module, and adpll thereof
08/08/2012CN101371444B Configurable multi-modulus frequency divider for multi-mode mobile communication devices
08/08/2012CN101346882B Phase synchronizing circuit
08/07/2012US8238506 Phase-discriminating device and method
08/07/2012US8237861 Video horizontal synchronizer
08/07/2012US8237620 Reconfigurable radiation densensitivity bracket systems and methods
08/07/2012US8237514 Quantum interference device, atomic oscillator, and magnetic sensor
08/07/2012US8237513 Phase locked loop with startup oscillator and primary oscillator
08/07/2012US8237512 Digitally controlled oscillator and oscillation method for the same
08/07/2012US8237511 Local oscillator and phase adjusting method for the same
08/07/2012US8237510 Implementing phase locked loop (PLL) with enhanced locking capability with a wide range dynamic reference clock
08/07/2012US8237479 Delay line calibration mechanism and related multi-clock signal generator
08/07/2012US8237478 DLL circuit having activation points
08/07/2012US8237477 Programmable clock generator used in dynamic-voltage-and-frequency-scaling (DVFS) operated in sub- and near- threshold region
08/07/2012US8237476 Semiconductor memory device having delay lock loop with wide frequency range and delay cell current reduction scheme
08/07/2012US8237475 Techniques for generating PVT compensated phase offset to improve accuracy of a locked loop
08/07/2012US8237474 Delay line off-state control with power reduction
08/07/2012US8237473 Semiconductor integrated circuit device having plural delay paths and controller capable of blocking signal transmission in delay path
08/02/2012WO2012103090A1 Frequency divider with synchronous range extension across octave boundaries
08/02/2012WO2012102083A1 Semiconductor integrated circuit
08/02/2012WO2012101840A1 Semiconductor integrated circuit
08/02/2012WO2012101774A1 Semiconductor device
08/02/2012WO2012048036A3 Reconfigurable local oscillator for optimal noise performance in a multi-standard transceiver
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