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)
12/2010
12/22/2010CN101924537A Merging unit synchronizing method and system based on power grid cyclic wave
12/22/2010CN101923315A Time synchronization method of electric power system and device thereof
12/22/2010CN101339798B Clock generation circuit, recording device and clock generation method
12/22/2010CN101141129B Voltage controlled oscillator circuit
12/22/2010CN101075809B Clock generation circuit and method
12/21/2010US7856074 Signal processing system
12/21/2010US7855606 Oscillator device
12/21/2010US7855585 Local coarse delay units
12/21/2010US7855584 Low lock time delay locked loops using time cycle suppressor
12/16/2010WO2010144912A1 Pll disturbance cancellation
12/16/2010WO2010143363A1 Resonator and oscillator using same
12/16/2010WO2010143241A1 Digital pll circuit, semiconductor integrated circuit, display apparatus
12/16/2010US20100315172 Spread spectrum clock generator and semiconductor device
12/16/2010US20100315171 Voltage translation using feedback to adjust output voltage range
12/16/2010US20100315170 Methods and apparatus for tuning devices having resonators
12/16/2010US20100315169 Pll disturbance cancellation
12/16/2010US20100315142 High-speed source-synchronous signaling
12/16/2010US20100315141 Multiple-stage, signal edge alignment apparatus and methods
12/16/2010US20100315140 Compensation Of Phase Lock Loop (PLL) Phase Distribution Caused By Power Amplifier Ramping
12/16/2010US20100315139 Semiconductor memory device
12/16/2010US20100315138 Synthesizer and reception device using the same
12/16/2010US20100315137 PLL circuit
12/16/2010US20100315136 Pll circuit and voltage-controlled oscillator
12/16/2010US20100315135 Redriver With Two Reference Clocks And Method Of Operation Thereof
12/16/2010US20100315134 Systems and methods for multi-lane communication busses
12/16/2010US20100315133 Power-up circuit for semiconductor memory device
12/16/2010DE102004032130B4 Frequenzsynthesizer und Verfahren zum Betrieb eines Frequenzsynthesizers Frequency synthesizer and method of operating a frequency synthesizer
12/15/2010CN101917206A Integrated talkback chip and integrated talkback system with dual tone multiple frequency coding and decoding function
12/15/2010CN101917192A Cesium-beam tube based on glass structure
12/15/2010CN101917191A Phase-locked loop chip
12/15/2010CN101917190A Phase lock loop (PLL) circuit as well as phase synchronization method and motion analysis method thereof
12/15/2010CN101917189A Method and apparatus for initializing a delay locked loop
12/15/2010CN101917188A Self-recovery locking method of demodulator
12/15/2010CN101917187A Stepped frequency signal generation method based on frequency selective output of initialize switch of phase-locked loop
12/15/2010CN101917186A Calibration techniques for frequency synthesizers
12/15/2010CN101917176A Cut-off frequency self-tuning method and circuit for filter
12/15/2010CN101465645B Decimals/integer frequency divider
12/15/2010CN101207598B Frequency synthesizer and frequency synthesis method
12/14/2010US7852408 Fractional phase-locked loop for generating high-definition and standard-definition reference clocks
12/14/2010US7852168 Power-efficient biasing circuit
12/14/2010US7852163 Batch-fabricated, RF-interrogated, end transition, chip-scale atomic clock
12/14/2010US7852162 Pseudo random noise device based on a random frequency modulated oscillator
12/14/2010US7852160 NCO based timebase recovery system and method for A/V decoder
12/14/2010US7852133 Phase-locked loop (PLL) having extended tracking range
12/14/2010US7852132 Semiconductor integrated circuit
12/14/2010US7852131 Receiver circuit of semiconductor memory apparatus
12/14/2010US7852130 Voltage detection circuit and voltage detection method
12/14/2010US7852129 Power up signal generation circuit and method for generating power up signal
12/14/2010CA2424706C Digital phase shifter
12/09/2010WO2010141909A1 Digital phase locked loop with parts operating at different sample rates
12/09/2010WO2010139769A1 Frequency offset correction
12/09/2010WO2010052215A3 Noise shaping time to digital converter
12/09/2010US20100308927 Methods and apparatus for tuning devices having mechanical resonators
12/09/2010US20100308926 Method and apparatus for integrating a fll loop filter in polar transmitters
12/09/2010US20100308922 Structures and Methods for Automated Tuning in Wide Range Multi-Band VCO with Internal Reset Concept
12/09/2010US20100308880 Low power clock and data recovery phase interpolator
12/09/2010US20100308879 Phase synchronization device and phase synchronization method
12/09/2010US20100308878 Automatic control of clock duty cycle
12/09/2010US20100308877 Power-on reset circuit
12/09/2010US20100308876 Semiconductor integrated circuit and method of saving and recovering internal state thereof
12/09/2010US20100308875 Switchable load for initializing an output voltage of a power supply
12/09/2010US20100308868 Clock supervision unit
12/08/2010EP2259486A2 Clock regeneration apparatus and electronic equipment
12/08/2010EP2258048A1 Dynamic reference frequency for fractional-n phase-locked loop
12/08/2010EP2258047A2 Frequency synthesis
12/08/2010CN201667648U Phase-locked loop
12/08/2010CN1956336B Delay-locked loop system and interrelated method
12/08/2010CN1902825B Pll circuit
12/08/2010CN1777032B Four-channel mismatch-free clock control circuit
12/08/2010CN1756081B Oscillation frequency control circuit
12/08/2010CN1667957B Highly configurable PLL architecture for programmable logic device, method and circuit products applying the same
12/08/2010CN1606832B Self-calibrating phase locked loop charge pump system & method
12/08/2010CN101911564A Packet error handling
12/08/2010CN101911497A Phase compensated renormalizable dynamic phase locked loop
12/08/2010CN101911496A 振荡频率控制电路 An oscillation frequency control circuit
12/08/2010CN101911495A Oscillation frequency control circuit, DC-DC converter including the oscillation frequency control circuit, and semiconductor device
12/08/2010CN101911494A Phase-locked loop with self-correcting phase-to-digital transfer function
12/08/2010CN101911493A Digital phase-locked loop with gated time-to-digital converter
12/08/2010CN101908884A Clock regeneration apparatus and electronic equipment
12/08/2010CN101488016B PLC module-grade time-setting method based on GPS
12/08/2010CN101409553B Phase delay line structure
12/08/2010CN101257305B Method and apparatus for reducing electromagnetic interference
12/08/2010CN101183871B Method of implementing conversion of input clock to high-frequency clock and phase-locked loop apparatus
12/08/2010CN101030777B Apparatus and method for calibrating realtime clock source
12/07/2010US7849348 Programmable delay clock buffer
12/07/2010US7848406 Digital pulse width modulator
12/07/2010US7848281 Method for selection of an available transmission channel by sending a negative decision value and an additional positive decision value and corresponding base station, mobile terminal and mobile radio network
12/07/2010US7847645 Oscillation control apparatus and oscillator
12/07/2010US7847642 Frequency tuning circuit, use of the tuning circuit and method for frequency tuning
12/07/2010US7847641 Digital phase and frequency detector
12/07/2010US7847640 Voltage controlled oscillator
12/07/2010US7847639 Pulse width modulation device
12/07/2010US7847608 Double data rate interface
12/07/2010US7847607 PLL circuit
12/07/2010US7847606 High precision power-on-reset circuit with an adjustable trigger level
12/07/2010US7847605 Voltage detection circuit in an integrated circuit and method of generating a trigger flag signal
12/02/2010WO2010138291A1 Phase lock loop with a multiphase oscillator
12/02/2010WO2010137419A1 Reference frequency generator device
12/02/2010WO2010079503A4 Method and system for open loop compensation of delay variations in a delay line
12/02/2010US20100303186 Synchronization circuit, synchronization method, and reception system
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