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)
03/2012
03/14/2012CN1700602B Dynamic phase alignment methods and apparatus
03/14/2012CN102377431A Coherent population trapping atomic clock and realization method thereof
03/14/2012CN102377430A Phase-locked circuit and radio communicating device
03/14/2012CN102377429A Clock generation circuit and electronic apparatus
03/14/2012CN102377428A Clock generator and related clock generating method thereof
03/14/2012CN102377427A PLL frequency synthesizer, wireless communication apparatus and PLL frequency synthesizer controlling method
03/14/2012CN102377426A Clock data recovery circuit, reception apparatus, and communication system
03/14/2012CN102377425A Multi-phase clock switch device and method thereof
03/14/2012CN102377424A Accurate determination method of digital center frequency
03/14/2012CN102377413A Spread spectrum clock system and spread spectrum clock generator thereof
03/14/2012CN101572541B Method for matching gating signals with frequency signals of laser
03/13/2012US8135103 Mixed domain spread spectrum clocking for use in imaging systems for maximum imaging quality and optimized EMI performance
03/13/2012US8134415 Electronic circuitry
03/13/2012US8134414 Clock, frequency reference, and other reference signal generator with frequency stability over temperature variation
03/13/2012US8134413 Low-power oscillator
03/13/2012US8134412 Synchronization of a data output signal to an input clock
03/13/2012US8134411 Computation spreading utilizing dithering for spur reduction in a digital phase lock loop
03/13/2012US8134393 Method and apparatus for correcting phase offset errors in a communication device
03/13/2012US8134392 Phase locked loop
03/13/2012US8134391 Semiconductor devices with signal synchronization circuits
03/13/2012CA2554123C Method and apparatus for precise open loop tuning of reference frequency within a wireless device
03/08/2012WO2012030780A1 Nonlinear and concurrent digital control for a highly digital phase-locked loop
03/08/2012WO2012029597A1 Clock replay circuit and clock replay method
03/08/2012WO2012029416A1 Reference signal generation device, reference signal generation method, and information communication system
03/08/2012US20120056770 Successive approximation register-analog digital converter and receiver
03/08/2012US20120056765 Method for controlling the loop delay in a sigma-delta modulator, and sigma-delta modulator implementing said method
03/08/2012US20120056682 Semiconductor integrated circuit device and oscillation frequency calibration method
03/08/2012US20120056654 Phase locked loop circuit including automatic frequency control circuit and operating method thereof
03/08/2012US20120056653 Digital phase-locked loop
03/08/2012US20120056652 DLL circuit with dynamic phase-chasing function and method thereof
03/08/2012US20120056651 Frequency calibration circuit for automatically calibrating frequency and method thereof
03/08/2012US20120056650 Method for activating the counter of sectionalizer
03/08/2012DE102011110781A1 Schaltungsanordnung zur Erzeugung von eine breitbandige Frequenzrampe bildenden hochfrequenten Ausgangssignalen Circuit arrangement for generating a broadband frequency ramp forming high-frequency output signals
03/07/2012EP2426821A2 Systems and methods for calibrating the loop bandwidth of a phase-locked loop (PLL)
03/07/2012EP2425569A1 System and method for consecutive identical digit reduction
03/07/2012EP2425537A1 Jammer detection based adaptive pll bandwidth adjustment in fm receiver
03/07/2012EP2425533A1 Supply-regulated phase-locked loop (pll) and method of using
03/07/2012EP2067259B1 Method and apparatus for efficiently applying frequency correction
03/07/2012CN202160164U 一种微波腔泡装置 A microwave cavity bubble device
03/07/2012CN202160163U 一种用于同步广播的基准源信号输出装置 Reference signal output device for simultaneous broadcasting
03/07/2012CN102369669A Techniques for non-overlapping clock generation
03/07/2012CN102369665A Frequency synthesiser
03/07/2012CN102368688A Novel phase discriminating circuit
03/07/2012CN101931405B Coherent demodulation device for CPT atomic clock
03/06/2012US8130892 ADPLL frequency synthesizer
03/06/2012US8130891 Clock-data recovery (“CDR”) circuit, apparatus and method for variable frequency data
03/06/2012US8130047 Open loop coarse tuning for a PLL
03/06/2012US8130046 Frequency calibration of radio frequency oscillators
03/06/2012US8130045 Digital self excited loop
03/06/2012US8130044 Phase-locked loop circuitry with multiple voltage-controlled oscillators
03/06/2012US8130017 Semiconductor device having a delay locked loop responsive to skew information and method for driving the same
03/06/2012US8130016 Techniques for providing reduced duty cycle distortion
03/06/2012US8130015 Clock generating circuit, semiconductor device including the same, and data processing system
03/06/2012US8130014 Network and method for setting a time-base of a node in the network
03/01/2012WO2012025784A1 An audio user interface apparatus and method
03/01/2012WO2012025140A1 Method of measuring the phase of a clock signal and clock signal phase measurement apparatus
03/01/2012US20120052926 Variable Capacitance Integrated Electronic Circuit Module
03/01/2012US20120051480 Phase locked loop, cdr circuit, and receiving circuit
03/01/2012US20120051109 Active rectifier with delay locked loop, wireless power receiving apparatus including active rectifier
03/01/2012US20120049916 Calibration method for oscillation frequency and calibration device for oscillation frequency
03/01/2012US20120049915 Wideband delay-locked loop (dll) circuit
03/01/2012US20120049914 Dynamic element matching for time-to-digital converters
03/01/2012US20120049913 Voltage-controlled oscillator and gain calibration technique for two-point modulation in a phase-locked loop
03/01/2012US20120049912 Digital phase difference detector and frequency synthesizer including the same
03/01/2012US20120049911 Clock Generation Circuit
03/01/2012US20120049910 Semiconductor device
03/01/2012US20120049909 Transceiver system having phase and frequency detector and method thereof
03/01/2012US20120049908 Feedforward digital control unit for switched mode power supply and method thereof
03/01/2012US20120049907 Circuit with noise shaper
03/01/2012US20120049906 Power On/Reset Circuit and Method of Controlling On/Reset Status of Digital Circuit thereof
03/01/2012US20120049905 Semiconductor device
03/01/2012DE102011075165A1 Abgleichverfahren und Einrichtung für Oszillationsfrequenz Balance Method and apparatus for oscillation
03/01/2012DE102008018437B4 Vorrichtung zum Synchronisieren von Taktsignalen, mit der es möglich ist, Taktjitter zu filtern An apparatus for synchronizing clock signals, with which it is possible to clock jitter filtering
02/2012
02/29/2012EP1601103B1 Phase comparison circuit and cdr circuit
02/29/2012CN101859212B Digitalizer, digital conversion method and capacitive touch panel device
02/29/2012CN101350620B Digital phase discriminator
02/29/2012CN101346927B Receive clock deskewing method, apparatus, and system
02/29/2012CN101119116B Integrated circuit, self-test method for the integrated circuit, and optical disc apparatus including the integrated circuit
02/28/2012US8125279 System and method for reducing holdover duration
02/28/2012US8125278 Clock regeneration apparatus and electric equipment
02/28/2012US8125277 Dual loop frequency synthesizer
02/28/2012US8125258 Phase synchronization device and phase synchronization method
02/28/2012US8125257 Apparatus and method for modeling coarse stepsize delay element and delay locked loop using same
02/28/2012US8125256 Bias generator providing for low power, self-biased delay element and delay line
02/28/2012US8125255 PLL circuit
02/28/2012US8125254 Techniques for configuring multi-path feedback loops
02/28/2012US8125253 System and method for dynamically switching between low and high frequency reference clock to PLL and minimizing PLL output frequency changes
02/28/2012US8125252 Multi-phase signal generator and method
02/28/2012US8125251 Semiconductor memory device having a clock alignment training circuit and method for operating the same
02/23/2012WO2012023826A2 Digital phase locked loop device and method in wireless communication system
02/23/2012WO2012003480A3 Parallel path frequency divider circuit
02/23/2012US20120047481 Implementing phase locked loop (pll) with enhanced locking capability with a wide range dynamic reference clock
02/23/2012US20120044776 Semiconductor device and control method thereof
02/23/2012US20120044004 Track and hold architecture with tunable bandwidth
02/23/2012US20120044003 Skew adjustment circuit and skew adjustment method
02/23/2012US20120044002 Semiconductor apparatus and dll circuit using the same
02/23/2012US20120044001 Signal processing apparatus
02/23/2012US20120044000 Method and Apparatus for Accurate Clock Synthesis
02/23/2012US20120043999 Mems stabilized oscillator
02/23/2012US20120043998 Reset circuit
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