| Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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| 09/09/2008 | US7423461 Phase synchronous circuit |
| 09/09/2008 | CA2380905C Phase shifting arrangement |
| 09/04/2008 | WO2008104958A2 Data recovery system and method |
| 09/04/2008 | US20080215901 Battery powered device with dynamic and performance management |
| 09/04/2008 | US20080211636 Radio frequency data communications device |
| 09/04/2008 | US20080211589 Phase locked loop circuit including digital voltage-controlled oscillator, ring oscillator and selector |
| 09/04/2008 | US20080211588 Phase Error Cancellation |
| 09/04/2008 | US20080211557 System and method for controlling timing of output signals |
| 09/04/2008 | US20080211556 Semiconductor integrated circuit |
| 09/04/2008 | US20080211555 Delay locked loop in semiconductor memory device |
| 09/04/2008 | US20080211554 Time Delay Compensation Circuit Comprising Delay Cells Having Various Unit Time Delays |
| 09/04/2008 | US20080211553 Delay locked loop in semiconductor memory device and method for generating divided clock therein |
| 09/04/2008 | US20080211552 Controllable synchronous rectifier |
| 09/04/2008 | US20080211551 Semiconductor memory device |
| 09/03/2008 | EP1965553A2 Polar modulation using a direct digital frequency (DDFS) synthesizer |
| 09/03/2008 | EP1964270A2 Method and system for calibrating a transmitting system |
| 09/03/2008 | EP1964269A1 Type ii phase locked loop using dual path and dual varactors to reduce loop filter components |
| 09/03/2008 | EP1964261A2 Electric circuit for and method of generating a clock signal |
| 09/03/2008 | EP1963943A1 Clock deskewing method, apparatus and system |
| 09/03/2008 | EP1894296A4 Pattern-dependent phase detector for clock recovery |
| 09/03/2008 | CN101258681A Frequency generator with multiple voltage-controlled oscillators |
| 09/03/2008 | CN101258680A System and method for reducing transient response in a fractional n phase lock loop |
| 09/03/2008 | CN101257349A Digital phase estimating device, digital phase-locked loop and light coherent receiver |
| 09/03/2008 | CN101257305A Method and apparatus for reducing electromagnetic interference |
| 09/03/2008 | CN101257304A Double-loop circuit frequency synthesizer and method for tuning gross adjustment loop circuit |
| 09/03/2008 | CN101257303A Sigma-Delta modulator clock control circuit in Sigma-Delta decimal fraction frequency synthesizer |
| 09/03/2008 | CN101257302A Frequency adjusting method of oscillator and decimal fraction frequency dividing phase-locked loop frequency synthesizer |
| 09/03/2008 | CN101257290A Annular voltage controlled oscillator |
| 09/03/2008 | CN101257248A Small power single-phase / three phase low distortion frequency conversion power source |
| 09/03/2008 | CN101256229A Receiving apparatus |
| 09/03/2008 | CN100417025C Bit-detection arrangement and apparatus for reproducing information |
| 09/03/2008 | CN100417024C Lock phase loop of low stable error and its correcting circuif |
| 09/03/2008 | CN100416693C Clock data recovery circuit with phase decision circuit |
| 09/02/2008 | US7421607 Method and apparatus for providing symmetrical output data for a double data rate DRAM |
| 09/02/2008 | US7421606 DLL phase detection using advanced phase equalization |
| 09/02/2008 | US7421250 Radio frequency integrated circuit |
| 09/02/2008 | US7421213 Optical receiver control device with a switchable bandwidth |
| 09/02/2008 | US7421054 Sampling clock generator circuit and data receiver using the same |
| 09/02/2008 | US7421043 Method and/or apparatus for stabilizing the frequency of digitally synthesized waveforms |
| 09/02/2008 | US7420870 Phase locked loop circuit and method of locking a phase |
| 09/02/2008 | US7420428 Low noise phase locked loop with a high precision lock detector |
| 09/02/2008 | US7420427 Phase-locked loop with a digital calibration loop and an analog calibration loop |
| 09/02/2008 | US7420426 Frequency modulated output clock from a digital phase locked loop |
| 09/02/2008 | US7420397 Low-consumption inhibit circuit with hysteresis |
| 08/28/2008 | WO2008102583A1 Semiconductor device |
| 08/28/2008 | WO2008102246A2 An apparatus for generating a plurality of signals |
| 08/28/2008 | WO2007136977B1 Methods and apparatus for testing delay locked loops and clock skew |
| 08/28/2008 | US20080205134 Charge pump to supply voltage bands |
| 08/28/2008 | US20080204152 Ultra-high frequency self-sustaining oscillators, coupled oscillators, voltage-controlled oscillators, and oscillator arrays based on vibrating nanoelectromechanical resonators |
| 08/28/2008 | US20080204151 Systems and techniques for auto-calibration and fast tuning of voltage controlled oscillators in phase-lock loops |
| 08/28/2008 | US20080204150 Method and System for a Fast-Switching Phase-Locked Loop Using a Direct Digital Frequency Synthesizer |
| 08/28/2008 | US20080204095 Method and apparatus for controlling power-down mode of delay locked loop |
| 08/28/2008 | US20080204094 Semiconductor memory device and method for driving the same |
| 08/28/2008 | US20080204093 Multiphase generator with duty-cycle correction using dual-edge phase detection and method for generating a multiphase signal |
| 08/28/2008 | US20080204092 Cicuit Arrangement, in Particular Phase-Locked Loop, as Well as Corresponding Method |
| 08/28/2008 | US20080204091 Semiconductor chip package and method for fabricating semiconductor chip |
| 08/28/2008 | US20080204090 Glitch-free clock regeneration circuit |
| 08/28/2008 | DE10200039B4 Drahtloser Empfänger, Synchronisations- und Frequenzsteuerverfahren Wireless receiver, synchronization and frequency control method |
| 08/27/2008 | EP1962426A1 Clock data recovery with selectable phase control |
| 08/27/2008 | EP1961121A2 Method and apparatus for capacitance multiplication within a phase locked loop |
| 08/27/2008 | EP1805895B1 Variable delay line using two blender delays |
| 08/27/2008 | EP1552601B1 Circular geometry oscillators |
| 08/27/2008 | EP1475885B1 Temperature compensation type oscillator |
| 08/27/2008 | CN201107355Y Time synchronization error measuring circuit based on CPLD technology |
| 08/27/2008 | CN101253690A Frequency synthesizer and charge pump circuit used therein |
| 08/27/2008 | CN101252356A Fractional frequency divider pll device and control method thereof |
| 08/27/2008 | CN101252348A Voltage controlled oscillator |
| 08/27/2008 | CN101251887A Frequency synthesizer and frequency synthesizing method |
| 08/26/2008 | US7418614 External signal detection circuit and real-time clock |
| 08/26/2008 | US7418071 Method and apparatus for generating a phase dependent control signal |
| 08/26/2008 | US7418069 Clock data recovering system with external early/late input |
| 08/26/2008 | US7417510 Direct digital interpolative synthesis |
| 08/26/2008 | US7417509 Spread spectrum modulation of a clock signal for reduction of electromagnetic interference |
| 08/26/2008 | US7417478 Delay line circuit |
| 08/26/2008 | US7417477 PLL circuit |
| 08/26/2008 | US7417475 Circuit and method for generating power up signal |
| 08/26/2008 | US7417303 System and method for ESD protection |
| 08/21/2008 | WO2008100378A1 Plls covering wide operating frequency ranges |
| 08/21/2008 | WO2008099948A1 Image display apparatus and frequency adjustment method thereof |
| 08/21/2008 | WO2008099588A1 Real time vco gain non linearity calibration |
| 08/21/2008 | WO2008098367A1 Clock mode determination in a memory system |
| 08/21/2008 | US20080197900 Delay locked loop for controlling delay time using shifter and adder and clock delaying method |
| 08/21/2008 | US20080197899 Trimmable Delay Locked Loop Circuitry with Improved Initialization Characteristics |
| 08/21/2008 | US20080197898 Charge pump regulator and method of producing a regulated voltage |
| 08/21/2008 | US20080197897 Pll circuit and wireless device |
| 08/21/2008 | US20080197896 Device and Method for Phase Synchronization with the Aid of a Microcontroller |
| 08/21/2008 | US20080197895 System and method for power on reset and under voltage lockout schemes |
| 08/21/2008 | US20080197891 Frequency synthesizer using two phase locked loops |
| 08/21/2008 | US20080197889 Semiconductor Integrated Circuit Device and Mobile Device Using Same |
| 08/21/2008 | US20080197830 Method for using digital pll in a voltage regulator |
| 08/21/2008 | DE102008005090A1 Schleifenfilter und Phasenregelschleife Loop filter and phase-locked loop |
| 08/20/2008 | EP1958336A2 Non-linear feedback control loops as spread spectrum clock generator |
| 08/20/2008 | EP1380106B1 Tunable matching circuit |
| 08/20/2008 | CN101247215A Expansion technology for non-linear clock and data recovery circuit dynamic capturing and tracing range |
| 08/20/2008 | CN101247124A Pll circuit and wireless device |
| 08/20/2008 | CN101247123A Single-chip system clock calibration method |
| 08/20/2008 | CN101247116A Controlled delay line and its voltage regulation compensation circuit |
| 08/20/2008 | CN101247114A Oscillator |
| 08/20/2008 | CN100413245C Timing recovery with variable bandwidth phase locked loop and non-linear control paths |
| 08/19/2008 | US7415404 Method and apparatus for generating a sequence of clock signals |