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)
04/2010
04/28/2010CN1655455B Method and apparatus for handling reversion of primary and secondary clock systems
04/28/2010CN1652466B Method and device for generating clock signal
04/28/2010CN1642010B Clock-locked frequency deviation detecting device
04/28/2010CN1633028B Phase lock loop and loop filter therefor
04/28/2010CN1578152B Low-pass filter and feedback system
04/28/2010CN1543154B Receiver device
04/28/2010CN1498460B Delay lock loops for wireless communication system
04/27/2010US7707617 Dual mode tuner for co-existing digital and analog television signals
04/27/2010US7706495 Two-point frequency modulation apparatus
04/27/2010US7706490 Analog to digital converter clock synchronizer
04/27/2010US7706484 Coherent frequency clock generation and spectrum management with non-coherent phase
04/27/2010US7706405 System for efficient recovery of Node-B buffered data following MAC layer reset
04/27/2010US7705686 Injection-locked frequency divider
04/27/2010US7705645 Delay locked loop circuit
04/27/2010US7705644 Broadband multi-phase output delay locked loop circuit utilizing a delay matrix
04/27/2010US7705643 Device and method for phase synchronization with the aid of a microcontroller
04/27/2010US7705642 Simplified bias circuitry for differential buffer stage with symmetric loads
04/27/2010US7705641 Fast response phase-locked loop charge-pump driven by low voltage input
04/27/2010US7705640 Common-mode feedback method using a current starved replica biasing
04/27/2010US7705581 Electronic device and method for on chip jitter measurement
04/22/2010WO2010045348A1 Methods, algorithms, circuits, and systems for determining a reference clock frequency and/or locking a loop oscillator
04/22/2010WO2010043614A1 Device for reconstructing the clock of an nrz signal, and associated transmission system
04/22/2010WO2009103180A3 Method and device for stabilising the spectrum of a pulsed coherent optical source
04/22/2010US20100097151 Phase noise correction device and its method
04/22/2010US20100097150 Pll circuit
04/22/2010US20100097149 Methods, Algorithms, Circuits, and Systems for Determining a Reference Clock Frequency and/or Locking a Loop Oscillator
04/22/2010US20100097111 Semiconductor device including delay locked loop having periodically activated replica path
04/22/2010US20100097110 Wireless communication unit, integrated circuit comprising a voltage controlled oscillator and method of operation therefor
04/22/2010US20100097109 Reset circuit and system having reset circuit
04/22/2010US20100097108 Semiconductor device
04/22/2010US20100097107 Two-phase clock-stalling technique for error detection and error correction
04/22/2010CA2740251A1 Device for reconstructing the clock of an nrz signal, and associated transmission system
04/21/2010EP2176952A1 Digital controlled oscillator
04/21/2010CN201440652U Ethernet monitoring network clock synchronous correction integrated device
04/21/2010CN1968021B A delay phase-lock loop, voltage-controlled delay line and delay cell
04/21/2010CN1862273B System for on-chip testing clock signal dither
04/21/2010CN1710813B SMT arbitrary multiplication circuit
04/21/2010CN1613186B Method and apparatus for clock generation using reference signal selection
04/21/2010CN101697488A Delay-locked loop circuit
04/21/2010CN101697487A Analog/digital control delay locked loop
04/21/2010CN101257290B Annular voltage controlled oscillator
04/20/2010USRE41235 Phase locked loop circuit
04/20/2010US7702944 Dynamic frequency scaling sequence for multi-gigahertz microprocessors
04/20/2010US7702058 Data recovery method and module
04/20/2010US7702057 Apparatus and method for controlling a master/slave system via master device synchronization
04/20/2010US7702056 Time base corrector
04/20/2010US7701512 System and method for improved horizontal and vertical sync pulse detection and processing
04/20/2010US7701299 Low phase noise PLL synthesizer
04/20/2010US7701298 Frequency locking structure applied to phase-locked loops
04/20/2010US7701297 Spread spectrum frequency synthesizer with improved frequency shape by adjusting the length of a standard curve used for spread spectrum modulation
04/20/2010US7701274 Delay locked loop for controlling delay time using shifter and adder and clock delaying method
04/20/2010US7701273 Delay locked loop circuit with duty cycle correction and method of controlling the same
04/20/2010US7701272 Method and apparatus for output data synchronization with system clock
04/20/2010US7701271 High linearity charge pump method and apparatus
04/20/2010US7701270 Structure for a high output resistance, wide swing charge pump
04/20/2010US7701269 Method and system for managing voltage swings across field effect transistors
04/20/2010US7701268 Clock generation circuit
04/20/2010US7701267 Semiconductor device including phase detector
04/20/2010US7701266 Clock synchronization circuit and clock synchronization method
04/20/2010US7701265 Power-on reset circuit using flip-flop and semiconductor device having such power-on reset circuit
04/15/2010WO2010042763A1 Clock clean-up phase-locked loop (pll)
04/15/2010WO2010041864A2 Apparatus and method for vco calibration using fast frequency comparison based on phase manipluation
04/15/2010WO2010041780A1 Bit-transition point extraction circuit and injection-locked clock recovery circuit for nrz-coded signal and method for controling the circuit
04/15/2010WO2010041163A2 Phase frequency to digital converter
04/15/2010WO2010041159A1 Digitally controlled oscillator
04/15/2010WO2009038588A8 Signal generator with adjustable phase
04/15/2010US20100091592 Clock buffer and a semiconductor memory apparatus using the same
04/15/2010US20100090770 Multiplying oscillator and wireless apparatus in which the same is installed
04/15/2010US20100090769 Digital Loop Filter for All-Digital Phase-Locked Loop Design
04/15/2010US20100090768 Pll circuit
04/15/2010US20100090737 Clock data recovery circuit and method
04/15/2010US20100090736 Delay locked loop circuit and memory device having the same
04/15/2010US20100090735 Delay circuit and delay locked loop circuit including the same
04/15/2010US20100090734 Wide dynamic range charge pump
04/15/2010US20100090733 Generating Multiple Clock Phases
04/15/2010US20100090732 Clock and data recovery employing piece-wise estimation on the derivative of the frequency
04/15/2010US20100090731 Self-calibration method for a frequency synthesizer using two point fsk modulation
04/15/2010US20100090730 Circuit and method of adjusting system clock in low voltage detection, and low voltage reset circuit
04/15/2010US20100090729 Circuit for clearing cmos information
04/14/2010EP2175558A1 Oscillator, and receiving device and electronic device using the oscillator
04/14/2010EP1590960B1 Method for storing and transmitting data generated by a security module
04/14/2010CN1960184B Phase frequence detector capable of reducing dead zone range
04/14/2010CN1842070B Timing recovery circuit with multiple stages
04/14/2010CN1770635B Phase accumulator for preset value pipeline structure
04/14/2010CN1770633B Clock phase-locked loop and clock phase-locking control method
04/14/2010CN1758542B Phase-locked control method of clock phaselocked loop
04/14/2010CN1750400B Four path parallel clock data restoring circuit
04/14/2010CN1694361B Generating method of superwide band multifrequency point microwave signal
04/14/2010CN1549961B Dynamic voltage control method and apparatus
04/14/2010CN101694998A Locking system and method
04/14/2010CN101694917A Mini microwave cavity
04/14/2010CN101170398B High dynamic scope quick clock recovery system based on voltage crystal oscillator
04/14/2010CN101140183B Circuit for maintaining vibrating signal synchronous
04/14/2010CN101110565B Linearity correcting device for radar voltage controlled oscillator collecting vehicle information
04/13/2010US7698590 Method and apparatus for timing and event processing in wireless systems
04/13/2010US7697652 Recovery of clock and data using quadrature clock signals
04/13/2010US7697629 Method and/or apparatus for stabilizing the frequency of digitally synthesized waveforms
04/13/2010US7697067 Digital video processing systems and methods for estimating horizontal sync in digital video signals
04/13/2010US7697064 Video signal processing apparatus and video signal processing method
04/13/2010US7696832 Digital loop filter for all-digital phase-locked loop design
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