| Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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| 05/09/2006 | US7043202 Frequency modulator apparatus of phase selection type, and frequency synthesizer of phase selection type |
| 05/09/2006 | US7042972 Compact, low-power low-jitter digital phase-locked loop |
| 05/09/2006 | US7042971 Delay-locked loop with built-in self-test of phase margin |
| 05/09/2006 | US7042787 Semiconductor integrated circuit device |
| 05/09/2006 | US7042301 Crystal oscillator emulator |
| 05/09/2006 | US7042296 Digital programmable delay scheme to continuously calibrate and track delay over process, voltage and temperature |
| 05/09/2006 | US7042277 Circuit and method for reducing jitter in a PLL of high speed serial links |
| 05/09/2006 | US7042265 Interlaced delay-locked loops for controlling memory-circuit timing |
| 05/09/2006 | US7042261 Differential charge pump and phase locked loop having the same |
| 05/09/2006 | US7042260 Low power and low timing jitter phase-lock loop and method |
| 05/09/2006 | US7042259 Adaptive frequency clock generation system |
| 05/09/2006 | US7042258 Signal generator with selectable mode control |
| 05/09/2006 | US7042257 Frequency divider with reduced jitter and transmitter based thereon |
| 05/09/2006 | US7042253 Self-calibrating, fast-locking frequency synthesizer |
| 05/09/2006 | US7042252 Correcting for DC offset in a phase locked loop |
| 05/09/2006 | US7042251 Multi-function differential logic gate |
| 05/09/2006 | CA2233269C Predistortion circuit for an rf amplifier |
| 05/09/2006 | CA2233245C An exciter circuit for digital television transmitters |
| 05/09/2006 | CA2219647C Method for automatically reducing orbit-received carrier acquisition and tracking thresholds |
| 05/04/2006 | WO2006045538A1 Variable delay line using two blender delays |
| 05/04/2006 | WO2006045346A1 Fractional frequency synthesizer |
| 05/04/2006 | WO2005117264A3 Phase-locked loops |
| 05/04/2006 | WO2005002055A3 Fractional-n synthesizer and method of programming the output phase |
| 05/04/2006 | US20060091966 Synchronously coupled oscillator |
| 05/04/2006 | US20060091965 Novel circuit for minimizing filter capacitance leakage induced jitter in phase locked loops (PLLs) |
| 05/04/2006 | US20060091964 Method and apparatus for jitter reduction in phase locked loops |
| 05/04/2006 | US20060091963 Control loop filter |
| 05/04/2006 | US20060091926 Prevention of the propagation of jitters in a clock delay circuit |
| 05/04/2006 | US20060091922 Duty cycle correction |
| 05/04/2006 | US20060091920 Power on reset circuit |
| 05/04/2006 | US20060091874 Sawtooth wave generating apparatus, a method of generating sawtooth wave, a constant current circuit, and a method of adjusting amount of current from the same |
| 05/04/2006 | DE102005049219A1 Phasendifferenz-Erfassungsvorrichtung Phase difference detection device |
| 05/03/2006 | EP1032988B1 Apparatus for low power radio communications |
| 05/03/2006 | CN1768479A Method and system of jitter compensation |
| 05/03/2006 | CN1768478A Calibration techniques for frequency synthesizers |
| 05/03/2006 | CN1768470A Linear phase detector with multiplexed latches |
| 05/03/2006 | CN1768469A Fast linear phase detector |
| 05/03/2006 | CN1767622A Reproduction apparatus, data processing system, reproduction method, program, and storage medium |
| 05/03/2006 | CN1767474A Household network system and its address setting method and associated electrical appliance equipment |
| 05/03/2006 | CN1767391A Frequency divider for 8 phase output in phase switching type pre-divider |
| 05/03/2006 | CN1767371A CMOS inductance capacitance resonant cavity voltage-controlled oscillator with ultra-low voltage |
| 05/03/2006 | CN1767055A Delay locked loop and locking method thereof |
| 05/03/2006 | CN1766780A Clock signal control device |
| 05/03/2006 | CN1254918C Method and device for frequency synthesis using phase locked loop |
| 05/03/2006 | CN1254816C Method for continuous write on recordable disc |
| 05/02/2006 | US7039380 Automatic center frequency tuning of a voltage controlled oscillator |
| 05/02/2006 | US7039149 Data clock regenerating apparatus |
| 05/02/2006 | US7039148 Phase detector and signal locking system controller |
| 05/02/2006 | US7039147 Delay locked loop circuitry for clock delay adjustment |
| 05/02/2006 | US7039142 Synchronization method and apparatus |
| 05/02/2006 | US7039062 System and method for pulsed cable telephony |
| 05/02/2006 | US7038987 Optical disk device |
| 05/02/2006 | US7038971 Multi-clock domain data input-processing device having clock-receiving locked loop and clock signal input method thereof |
| 05/02/2006 | US7038552 Voltage controlled oscillator having improved phase noise |
| 05/02/2006 | US7038549 Oscillator circuit with switchable feedback |
| 05/02/2006 | US7038530 Reference voltage generator circuit having temperature and process variation compensation and method of manufacturing same |
| 05/02/2006 | US7038520 Timing signal generating circuit and receiver circuit designed to speed up signal transmission |
| 05/02/2006 | US7038517 Timing vernier using a delay locked loop |
| 05/02/2006 | US7038513 Closed-loop independent DLL-controlled rise/fall time control circuit |
| 05/02/2006 | US7038511 System and method for comparison and compensation of delay variations between fine delay and coarse delay circuits |
| 05/02/2006 | US7038510 Phase adjustment method and circuit for DLL-based serial data link transceivers |
| 05/02/2006 | US7038509 Method and system for providing a phase-locked loop with reduced spurious tones |
| 05/02/2006 | US7038508 Methods and apparatuses for detecting clock loss in a phase-locked loop |
| 05/02/2006 | US7038507 Frequency synthesizer having PLL with an analog phase detector |
| 05/02/2006 | US7038506 Automatic selection of an on-chip ancillary internal clock generator upon resetting a digital system |
| 05/02/2006 | US7038505 Configurable enabling pulse clock generation for multiple signaling modes |
| 05/02/2006 | US7038497 Differential current mode phase/frequency detector circuit |
| 05/02/2006 | US7038496 Device for comparison of frequencies with low temporal inertia |
| 04/27/2006 | WO2006045032A2 Lead-lag input filter arrangement for electro-pneumatic control loops |
| 04/27/2006 | WO2006044148A2 Phase locked time interval analyzer |
| 04/27/2006 | WO2006044111A2 Circuit and method for interpolative delay |
| 04/27/2006 | WO2006023250A3 Multi-stage programmable johnson counter |
| 04/27/2006 | US20060089114 Receiver architectures utilizing coarse analog tuning and associated methods |
| 04/27/2006 | US20060087909 Semiconductor integrated circuit device |
| 04/27/2006 | US20060087354 Circuit having delay locked loop for correcting off chip driver duty distortion |
| 04/27/2006 | US20060087353 Method and apparatus compensating for frequency drift in a delay locked loop |
| 04/27/2006 | US20060087352 Frequency lock detector |
| 04/27/2006 | US20060087351 Signal synchronizer system and method |
| 04/27/2006 | US20060087350 Frequency divider with variable division rate |
| 04/27/2006 | DE112004001067T5 Mehrtakterzeuger mit programmierbarer Taktverzerrung More clock generator with programmable clock skew |
| 04/27/2006 | DE10354224B4 Schaltungsanordnung zur digitalen Phasendifferenzmessung Circuit arrangement for digital phase difference measurement |
| 04/26/2006 | EP1649601A1 Variable frequency synthesizer comprising a sigma-delta modulator |
| 04/26/2006 | EP1649597A2 A digital pulse width modulator |
| 04/26/2006 | EP1649348A2 Clock generator with skew control |
| 04/26/2006 | EP1451955A4 Method and apparatus for providing multiple spread spectrum clock generator circuits with overlapping output frequencies |
| 04/26/2006 | EP1417761B1 High-speed programmable synchronous counter for use in a phase locked loop |
| 04/26/2006 | EP1303046B1 Inject synchronous narrowband reproducible phase locked loop |
| 04/26/2006 | EP1092269B1 Method for selective filtering |
| 04/26/2006 | CN1765095A PLL circuit, demodulator circuit, IC card, and IC card processing apparatus |
| 04/26/2006 | CN1764986A Circuit for use in frequency or phase detector |
| 04/26/2006 | CN1764153A Method for realizing data message transmission based on RTP |
| 04/26/2006 | CN1764060A Oscillator and communication device |
| 04/26/2006 | CN1763552A Jitter signal circuit device of phase-locked loop for built-in self-test and method thereof |
| 04/26/2006 | CN1254006C Voltage controlled oscillator circuit and its PLL circuit |
| 04/25/2006 | US7035607 Systems and methods for providing an adjustable reference signal to RF circuitry |
| 04/25/2006 | US7035367 Fractional multi-modulus prescaler |
| 04/25/2006 | US7035366 Delay locked loop circuit and its control method |
| 04/25/2006 | US7035312 Pilot signal cycling technique for a control system that reduces distortion produced by electrical circuits |
| 04/25/2006 | US7034723 Timing comparator, data sampling apparatus, and testing apparatus |
| 04/25/2006 | US7034625 Method and apparatus to improve frequency stability of an integrated circuit oscillator |