Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643)
06/2006
06/22/2006US20060132202 System and method for synthesizing a clock at digital wrapper (FEC) and base frequencies using one precision resonator
06/22/2006US20060132201 Low power, power on reset circuit with accurate supply voltage detection
06/22/2006DE69927478T2 Digitale datenwiedergabevorrichtung mit mehreren datenraten Digital data reproduction apparatus with multiple data rates
06/22/2006CA2590557A1 Phase-locked loop circuitry using charge pumps with current mirror circuitry
06/21/2006EP1672800A2 Jitter generation circuit
06/21/2006EP1671423A1 Phase-switching dual modulus prescaler
06/21/2006EP1671422A2 Phase-locked loop bandwidth calibration circuit and method thereof
06/21/2006EP1573920B1 Low lock time delay locked loops using time cycle suppressor
06/21/2006EP1446911B1 Data and clock recovery circuit and an arrangement comprising a plurality of such circuits
06/21/2006CN1790546A Digital duty cycle corrector
06/21/2006CN1260893C Integrated radio frequency phase locked loop type frequency synthesizer
06/21/2006CN1260892C Analog delay phasehocked loop with duty cycle correcting circuit
06/21/2006CN1260891C Frequency modulator, frequency modulation method and radio line
06/21/2006CN1260885C Method for multi-phase division with frequency-doubled phase interpolation and correlative circuit
06/21/2006CN1260655C Data latch time regulator
06/20/2006US7065331 Resonator configuration
06/20/2006US7065172 Precision jitter-free frequency synthesis
06/20/2006US7065170 Encoded clocks to distribute multiple clock signals to multiple devices in a computer system
06/20/2006US7065160 Method and apparatus for correcting the phase of a clock in a data receiver
06/20/2006US7065025 PLL circuit
06/20/2006US7065017 Optical disk apparatus, method for generating clock signal of optical disk apparatus, and method for setting amount of light of optical disk apparatus
06/20/2006US7064621 Synchronous clock generation circuit capable of ensuring wide lock-in range and attaining lower jitter
06/20/2006US7064618 PLL with swappable tuning loops
06/20/2006US7064617 Method and apparatus for temperature compensation
06/20/2006US7064616 Multi-stage numeric counter oscillator
06/20/2006US7064592 Method and apparatus for numeric optimization of the control of a delay-locked loop in a network device
06/20/2006US7064591 Coarse tuning for fractional-N synthesizers
06/20/2006US7064590 Option for independently adjusting the timing of the forward and reverse direction of bi-directional digital signals
06/20/2006US7064541 Complementary metal-oxide semiconductor xylophone bar magnetometer with automatic resonance control
06/15/2006US20060129869 Data de-skew method and system
06/15/2006US20060129859 Turning off clock to flip flops
06/15/2006US20060128335 Vco device
06/15/2006US20060125690 Methods and apparatus for identifying asset location in communication networks
06/15/2006US20060125546 Commutatiing phase selector
06/15/2006US20060125538 Differential charge pump
06/15/2006US20060125537 Phase lock loop device
06/15/2006US20060125536 Phase locked loop circuit having deadlock protection circuit and methods of operating same
06/15/2006US20060125535 Phase-locked loop circuitry using charge pumps with current mirror circuitry
06/15/2006US20060125534 Zero idle time Z-state circuit for phase-locked loops, delay-locked loops, and switching regulators
06/14/2006EP1670136A1 Voltage controlled oscillator with analogue and digital control
06/14/2006EP1669994A1 Itr data reproduction device, recording/reproduction system, and interpolation filter
06/14/2006EP1668778A1 Delay control loop
06/14/2006EP1668772A1 Injection-locked oscillator circuit
06/14/2006EP1668639A1 Timing recovery for channels with binary modulation
06/14/2006EP1668465A2 Device used for the synchronization of clock signals, and clock signal synchronization method
06/14/2006EP1668373A1 Method for detecting procoagulant phospholipid
06/14/2006EP1384286B1 Inverted-f ferroelectric antenna
06/14/2006EP1374387B1 System for controlling the frequency of an oscillator
06/14/2006EP1352475B1 Pll with phase rotator
06/14/2006EP1184987B1 Phase-locked loop
06/14/2006EP1076936B1 Fully integrated all-cmos am receiver
06/14/2006EP0900481B1 A frequency conversion circuit
06/14/2006DE102005058137A1 Oszillator, Decoder, Detektor, Phasenregelkreis und Verfahren Oscillator, decoder, detector, phase locked loop circuit and method
06/14/2006DE102005051610A1 Schaltung mit Verzögerungsregelschleife zum Korrigieren einer Off-Chip-Treiberlastverzerrung Circuit with delay-locked loop for correcting an off-chip driver load bias
06/14/2006DE102004059987A1 Spannungsgesteuerte Oszillatorschaltung mit analoger und digitaler Ansteuerung Voltage-controlled oscillator circuitry with analog and digital control
06/14/2006DE102004021003B4 Frequenzsynthesizer und zugehöriges Betriebsverfahren Frequency synthesizer and operating method thereof
06/14/2006CN1787378A Related method and tech. for voltage controlling oscillator
06/14/2006CN1787362A Low power consumption non-ROM searching list phase amplitude converter
06/14/2006CN1259777C Receiver circuit
06/14/2006CN1259776C Analog delay locking loop with tracking analog-digital converter
06/13/2006US7062229 Discrete amplitude calibration of oscillators in frequency synthesizers
06/13/2006US7062005 Master slave frame lock method
06/13/2006US7061825 Semiconductor integrated circuit
06/13/2006US7061530 Semiconductor integrated circuit
06/13/2006US7061334 Apparatus and methods for wide tuning-range ring oscillators
06/13/2006US7061332 Process tracking limiter for VCO control voltages
06/13/2006US7061331 Clock generation circuits providing slewing of clock frequency
06/13/2006US7061330 Oscillator including phase frequency detectors for detecting a phase difference between two input signals and outputting a control command signal
06/13/2006US7061307 Current mirror compensation circuit and method
06/13/2006US7061293 Spread spectrum clock generating circuit
06/13/2006US7061290 PLL circuit with simulation components to reduce phase offset
06/13/2006US7061289 Method and system for internally resetting a charge pump
06/13/2006US7061288 Radio transceiver having a phase-locked loop circuit
06/13/2006US7061287 Delay locked loop
06/13/2006US7061286 Synchronization between low frequency and high frequency digital signals
06/13/2006US7061277 Low power differential-to-single-ended converter with good duty cycle performance
06/13/2006US7061276 Digital phase detector
06/13/2006US7061224 Test circuit for delay lock loops
06/13/2006US7061223 PLL manufacturing test apparatus
06/13/2006CA2311968C Vsb receiver
06/08/2006WO2006060088A2 Measuring the 3db frequency bandwidth of a phase-locked loop
06/08/2006WO2006058853A1 Device and method for phase synchronization with the aid of a microcontroller
06/08/2006US20060120496 Receiving apparatus
06/08/2006US20060119444 Phase locked loop with a switch capacitor resistor in the loop filter
06/08/2006US20060119443 Damping coefficient variation mechanism in a phase locked loop
06/08/2006US20060119442 System and method for optimizing phase locked loop damping coefficient
06/08/2006US20060119441 Phase locked loop damping coefficient correction mechanism
06/08/2006US20060119440 PLL circuit
06/08/2006US20060119439 Phase locked loop with floating capacitor boost circuit
06/08/2006US20060119438 Low noise charge pump for PLL-based frequence synthesis
06/08/2006US20060119437 Voltage controlled clock synthesizer
06/08/2006US20060119405 PLL circuit
06/08/2006US20060119404 Phase locked loop circuit
06/08/2006DE202004020988U1 Taktsynchronisations ("CDR")-Schaltkreis und Vorrichtung für Daten variabler Frequenz Clock synchronization ("CDR") - circuit and device for data of variable frequency
06/08/2006DE19837204B4 Totzeitreduzierung bei Frequenzsprüngen in Mehrfachbandsyntheseeinheiten Totzeitreduzierung at frequency hops in multi-band synthesis units
06/08/2006DE102004057186A1 PLL-Schaltung mit einem spannungsgesteuerten Oszillator PLL circuit having a voltage controlled oscillator
06/07/2006EP1667447A1 Data conversion system
06/07/2006EP1667347A1 Digital audio broadcast devices
06/07/2006EP1665531A1 Timing generator with bias current compensation circuit and method
06/07/2006EP1665516A1 Variable impedance circuit using cell arrays