| Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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| 07/31/2008 | US20080180144 Phase detector circuit and method therefor |
| 07/31/2008 | US20080180143 Phase locked circuit |
| 07/31/2008 | US20080180142 Phase locked loop with phase rotation for spreading spectrum |
| 07/31/2008 | US20080180140 Method and system for synchronizing phase of triangular signal |
| 07/31/2008 | DE10393489B4 Verfahren zur automatischen Erkennung der Taktfrequenz eines Systemtaktes für die Konfiguration einer Peripherie-Einrichtung A method for automatic detection of the clock frequency of a system clock for the configuration of a peripheral device |
| 07/31/2008 | DE10255863B4 Phasenregelschleife Phase-locked loop |
| 07/31/2008 | DE102007001934B3 Phasenregelkreis Phase-locked loop |
| 07/30/2008 | EP1950886A1 Phase-locked loop transfer function optimization method and corresponding phase-locked loop circuit |
| 07/30/2008 | EP1949537A1 Method and apparatus for transceiver frequency synthesis |
| 07/30/2008 | EP1949492A1 Coaxial resonator based voltage controlled oscillator/phased locked loop sythesizer module |
| 07/30/2008 | CN101233690A Phase locked loop circuit and phase locked loop control method cross-reference to related applications |
| 07/30/2008 | CN101233689A Delay-locked loop |
| 07/30/2008 | CN101232285A DLL circuit and method of controlling the same |
| 07/30/2008 | CN101231337A High-precision time synchronizing apparatus |
| 07/30/2008 | CN100407579C 电荷泵、含该电荷泵的时钟恢复电路及含该电路的接收器 The charge pump, including the charge pump clock recovery circuit and a receiver containing the circuit |
| 07/29/2008 | US7406616 Data de-skew method and system |
| 07/29/2008 | US7406297 Clock generation circuit and semiconductor device provided therewith |
| 07/29/2008 | US7406145 Jitter detection circuit |
| 07/29/2008 | US7406144 Clock generator circuit using phase modulation technology and method thereof |
| 07/29/2008 | US7405630 Frequency synthesizer with improved spurious performance |
| 07/29/2008 | US7405628 Technique for switching between input clocks in a phase-locked loop |
| 07/29/2008 | US7405627 PLL frequency synthesizer |
| 07/29/2008 | US7405607 Clock generation circuit capable of setting or controlling duty ratio of clock signal and system including clock generation circuit |
| 07/29/2008 | US7405604 Variable delay clock circuit and method thereof |
| 07/29/2008 | US7405603 Delayed Locked Loop Circuit |
| 07/29/2008 | US7405602 Reset control circuit and reset control method |
| 07/29/2008 | US7405601 High-speed divider with pulse-width control |
| 07/24/2008 | WO2008089460A1 Methods and apparatus for dynamic frequency scaling of phase locked loops for microprocessors |
| 07/24/2008 | WO2008087109A1 Arrangement and method for recovering a carrier signal, and demodulation device |
| 07/24/2008 | WO2008086895A1 Clock signal generator |
| 07/24/2008 | WO2007109225A3 Clock generator and clock generating method using delay locked loop |
| 07/24/2008 | US20080174671 Phase adjusting device and digital camera |
| 07/24/2008 | US20080174373 Methods and Apparatus for Dynamic Frequency Scaling of Phase Locked Loops for Microprocessors |
| 07/24/2008 | US20080174361 Apparatus and method for phase lock loop gain control using unit current sources |
| 07/24/2008 | US20080174350 DLL circuit and method of controlling the same |
| 07/24/2008 | US20080174349 Wide-locking range phase locked loop circuit using adaptive post division technique |
| 07/24/2008 | US20080174348 Sub-pixel generation for high speed color laser printers using a clamping technique for PLL (phase locked loop) circuitry |
| 07/24/2008 | US20080174347 Clock synchronization system and semiconductor integrated circuit |
| 07/24/2008 | CA2674628A1 Methods and apparatus for dynamic frequency scaling of phase locked loops for microprocessors |
| 07/23/2008 | CN101228695A Method and apparatus for transceiver frequency synthesis |
| 07/23/2008 | CN101227268A Device for generating a sampled ramp signal representative of a synchronization signal, and device for assisting the reconstruction of a synchronization signal |
| 07/23/2008 | CN101227189A Frequency synthesizer and frequency calibration method |
| 07/23/2008 | CN101227169A Voltage controlled oscillator circuits and operating methods thereof |
| 07/23/2008 | CN101226683A Numeralization process layer interface processing algorithm |
| 07/22/2008 | US7403584 Programmable phase interpolator adjustment for ideal data eye sampling |
| 07/22/2008 | US7403074 Oscillator |
| 07/22/2008 | US7403073 Phase locked loop and method for adjusting the frequency and phase in the phase locked loop |
| 07/22/2008 | US7403063 Apparatus and method for tuning center frequency of a filter |
| 07/22/2008 | US7403053 Power supply dependent delay compensation |
| 07/22/2008 | US7403052 Power-on detect by measuring thermal voltage |
| 07/22/2008 | US7403051 Determining voltage level validity for a power-on reset condition |
| 07/22/2008 | US7403050 Circuits for quickly generating power good signals to motherboard |
| 07/17/2008 | WO2008086099A1 Pll loop bandwidth calibration |
| 07/17/2008 | WO2008085456A2 Noise reduction within an electronic device using automatic frequency modulation |
| 07/17/2008 | WO2008085420A2 Automatic frequency calibration |
| 07/17/2008 | WO2008084525A1 Method for correcting variation, pll circuit and semiconductor integrated circuit |
| 07/17/2008 | WO2008084094A1 Phase-locked loop circuit |
| 07/17/2008 | WO2007136977A3 Methods and apparatus for testing delay locked loops and clock skew |
| 07/17/2008 | US20080169854 Method and device for determining trim solution |
| 07/17/2008 | US20080169853 Apparatus for detecting and preventing a lock failure in a delay-locked loop |
| 07/17/2008 | US20080169852 Delay locked loop circuits and method for controlling the same |
| 07/17/2008 | US20080169851 Delay locked loop |
| 07/17/2008 | US20080169850 Phase-locked loop circuit |
| 07/17/2008 | US20080169849 System and method for implementing a dual-mode PLL to support a data transmission procedure |
| 07/16/2008 | EP1943743A1 A method and apparatus adapted to demodulate a data signal |
| 07/16/2008 | EP1943737A2 High resolution auto-tuning for a voltage controlled oscillator |
| 07/16/2008 | EP1629601B1 A self-calibrated constant-gain tunable oscillator |
| 07/16/2008 | EP1262022B1 Method and circuit for transmitting data between pseudo-synchronized channels |
| 07/16/2008 | EP1250638B1 System and method for compensating for supply voltage induced signal delay mismatches |
| 07/16/2008 | CN101222227A Delay-locked loop circuit and method of generating multiplied clock therefrom |
| 07/16/2008 | CN101222226A Self-calibration charge pump circuit used for phase-locked loop and its self-calibration feedback loop |
| 07/16/2008 | CN101221456A Electronic device |
| 07/16/2008 | CN100403653C Method and apparatus for calibrating acceptable deviation of maximum jitter |
| 07/16/2008 | CN100403652C Phase detetor and phase detecting method |
| 07/16/2008 | CN100403204C Efficient current-feedback power supply and applications thereof |
| 07/15/2008 | US7400210 Voltage controlled oscillator, PLL circuit, pulse modulation signal generating circuit, semiconductor laser modulation device and image forming apparatus |
| 07/15/2008 | US7400205 Frequency synthesizer and oscillation control method of frequency synthesizer |
| 07/15/2008 | US7400204 Linear phase detector and charge pump |
| 07/15/2008 | US7400190 Self calibration of continuous-time filters and systems comprising such filters |
| 07/15/2008 | US7400188 Voltage providing circuit |
| 07/15/2008 | US7400182 Clock generator with one pole and method for generating a clock |
| 07/15/2008 | US7400181 Method and apparatus for delay line control using receive data |
| 07/15/2008 | US7400180 Semiconductor device having input circuits activated by clocks having different phases |
| 07/15/2008 | US7400178 Data output clock selection circuit for quad-data rate interface |
| 07/10/2008 | WO2008083372A1 Systems, modules, chips, circuits and methods with delay trim value updates on power-up |
| 07/10/2008 | WO2008082994A1 Multiple polarity reversible charge pump circuit and related methods |
| 07/10/2008 | US20080164957 Frequency-Tunable Oscillator Arrangement |
| 07/10/2008 | US20080164953 Frequency and/or phase compensated microelectromechanical oscillator |
| 07/10/2008 | US20080164951 Frequency synthesizer and method for operating a frequency synthesizer |
| 07/10/2008 | US20080164950 Structure for improved cuttent controlled oscillation device and method having wide frequency change |
| 07/10/2008 | US20080164923 Delay circuit and electronic device including delay circuit |
| 07/10/2008 | US20080164922 Data output strobe signal generating circuit and semiconductor memory apparatus having the same |
| 07/10/2008 | US20080164921 Delay locked loop for high speed semiconductor memory device |
| 07/10/2008 | US20080164920 DLL circuit and method of controlling the same |
| 07/10/2008 | US20080164919 Semiconductor memory device and method for driving the same |
| 07/10/2008 | US20080164918 Pll loop bandwidth calibration |
| 07/10/2008 | US20080164917 Circuits and methods for implementing sub-integer-n frequency dividers using phase rotators |
| 07/09/2008 | EP1941615A1 Voltage controlled delay line (vcdl) having embedded multiplexer and interpolation functions |
| 07/09/2008 | CN101218745A Adaptive frequency calibration device of frequency synthesizer |
| 07/09/2008 | CN101217277A A non-integer frequency difference eliminator and phase-lock loop that can product non-integer real-time clock signal |