| Patents for H03L 7 - Automatic control of frequency or phase; Synchronisation (37,643) |
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| 02/20/2003 | US20030037307 Method and circuit arrangement for regulating the operating voltage of a digital circuit |
| 02/20/2003 | US20030037273 Method and system for synchronously transferring data between clock domains sourced by the same clock |
| 02/20/2003 | US20030035503 Data and clock recovery circuit and an arrangement comprising a plurality of such circuits |
| 02/20/2003 | US20030034850 Differential ring oscillator stage |
| 02/20/2003 | US20030034847 Charge pump |
| 02/20/2003 | US20030034846 Frequency synthesizer with three mode loop filter charging |
| 02/20/2003 | US20030034831 Active filter circuit |
| 02/20/2003 | US20030034820 Clock loss detection and switchover circuit |
| 02/20/2003 | US20030034819 Clock signal generation device |
| 02/20/2003 | US20030034816 Delay-locked loop for differential clock signals |
| 02/20/2003 | US20030034815 Method to improve the efficiency of synchronous mirror delays and delay locked loops |
| 02/20/2003 | US20030034814 Delay lock circuit using bisection algorithm and related method |
| 02/20/2003 | US20030034813 Differential charge pump |
| 02/19/2003 | CN1398455A Digital phase-locket loop |
| 02/19/2003 | CN1101955C Clock generating circuit, PLL circuit, semiconductor device and designing method |
| 02/18/2003 | US6522871 Method and apparatus for compensating local oscillator frequency error through environmental control |
| 02/18/2003 | US6522608 Information recording apparatus for writable recording media |
| 02/18/2003 | US6522366 Dual-loop PLL circuit and chrominance demodulation circuit |
| 02/18/2003 | US6522207 Apparatus and method for dynamic frequency adjustment in a frequency synthesizer |
| 02/18/2003 | US6522206 Adaptive feedback-loop controllers and methods for rapid switching of oscillator frequencies |
| 02/18/2003 | US6522205 Long term stability of an oscillator using a time source on a packet switched network |
| 02/18/2003 | US6522204 Phase-locked loop for ADSL frequency locking applications |
| 02/18/2003 | US6522183 PLL device and programmable frequency-division device |
| 02/18/2003 | US6522182 Integrated circuit device incorporating DLL circuit |
| 02/18/2003 | US6522177 Frequency synthesis device |
| 02/18/2003 | US6522122 Jitter measuring device and method |
| 02/17/2003 | CA2398153A1 Phase to sine amplitude conversion system and method |
| 02/13/2003 | WO2003013001A2 Clock data recovering system with external early/late input |
| 02/13/2003 | WO2003013000A2 Clock loss detection and switchover circuit |
| 02/13/2003 | WO2002103609A9 A variable modulus interpolator, and a variable frequency synthesiser incorporating the variable modulus interpolator |
| 02/13/2003 | WO2002039586A3 Method and system for synchronizing an output signal to a data signal |
| 02/13/2003 | US20030031282 Multiple channel adaptive data recovery system |
| 02/13/2003 | US20030031182 Methods and apparatus for delivering multimedia communications services to multiple tenants in a building |
| 02/13/2003 | US20030031101 Information recording apparatus for writable recording media |
| 02/13/2003 | US20030030497 Integrated VCO having an improved tuning range over process and temperature variations |
| 02/13/2003 | US20030030483 Semiconductor device |
| 02/13/2003 | US20030030475 Clock producing circuit capable of suppressing phase shift at a time of change from active clock to standby clock |
| 02/13/2003 | US20030030473 Ring-resister controlled DLL with fine delay line and direct skew sensing detector |
| 02/13/2003 | US20030030472 Synchronous signal transfer and processing device |
| 02/13/2003 | US20030030425 Method of automatically calibrating a phase locked loop sytem |
| 02/12/2003 | EP1283597A2 Clock producing circuit capable of suppressing phase shift at a time of change from active clock to standby clock |
| 02/12/2003 | EP1282941A2 Method and apparatus for compensating local oscillator frequency error through environmental control |
| 02/12/2003 | EP1236279A4 Flexible bit rate clock recovery unit |
| 02/12/2003 | EP1023776B1 Phase-locked loop and method for automatically locking to a variable input frequency |
| 02/12/2003 | CN1396787A Oscillator and frequency synthesizer and communication equipment using the oscillator |
| 02/12/2003 | CN1396777A Oscillator and frequency synthesizer and communication equipment using the oscillator |
| 02/12/2003 | CN1396710A Device for testing phase difference by zero cross character of input signal and its phaselocked loop circuit |
| 02/12/2003 | CN1396502A Clock synchronous circuit |
| 02/11/2003 | US6518846 Voltage controlled oscillator with voltage regulation |
| 02/11/2003 | US6518845 PLL frequency synthesizer circuit |
| 02/11/2003 | US6518807 Mixed delay locked loop circuit |
| 02/11/2003 | US6518806 Self-compensating phase detector |
| 02/06/2003 | WO2003010929A1 Method and system for transmitting data from a first data network into a second data network |
| 02/06/2003 | WO2002041651A3 Methods and apparatus for identifying asset location in mobile co mmunication networks |
| 02/06/2003 | WO2002023715A3 Digital clock skew detection and phase alignment |
| 02/06/2003 | WO2001071966A9 Multiple channel adaptive data recovery system |
| 02/06/2003 | WO2001071919A3 Bias modulated oscillator and method |
| 02/06/2003 | WO2001050144A3 Phase detector |
| 02/06/2003 | US20030026373 Noise-resistive, burst-mode receiving apparatus and a method for recovering a clock signal and data therefrom |
| 02/06/2003 | US20030026372 Adaptive phase locked loop |
| 02/06/2003 | US20030026368 Method and system for providing a codec clock signal at a desired operational rate |
| 02/06/2003 | US20030026367 Method and apparatus for adjusting the clock delay in systems with multiple integrated circuits |
| 02/06/2003 | US20030026355 Adjustment circuit and method for tuning of a clock signal |
| 02/06/2003 | US20030025565 Fractional-N frequency synthesizer and method of operating the same |
| 02/06/2003 | US20030025564 Multi-frequency synthesizer apparatus and method |
| 02/06/2003 | US20030025563 Tunable filter and method of tuning a filter |
| 02/06/2003 | US20030025540 Register capable of corresponding to wide frequency band and signal generating method using the same |
| 02/06/2003 | US20030025539 Digitally controlled analog delay locked loop (DLL) |
| 02/06/2003 | US20030025538 Loop filter architecture |
| 02/06/2003 | US20030025488 Power sensing RF termination apparatus including temperature compensation means |
| 02/06/2003 | CA2454274A1 Method and arrangement for transmission of data from a first data network to a second data network |
| 02/05/2003 | EP1282234A1 Loop filter architecture |
| 02/05/2003 | EP1282229A1 Digitally controlled analog delay locked loop (DLL) |
| 02/05/2003 | EP1282227A2 A tunable filter and method of tuning a filter |
| 02/05/2003 | EP1281237A1 Power adaptive frequency divider |
| 02/05/2003 | EP0835505B1 Apparatus for reproducing a digital information signal from a record carrier |
| 02/05/2003 | CN1395426A Video signal reducing device and method |
| 02/05/2003 | CN1395417A Oscillator and phaselocked loop using the same |
| 02/05/2003 | CN1101085C System and method for detecting phase lock in phase locked loop |
| 02/05/2003 | CN1101084C Circuit for causing FPLL to lock in desired phase |
| 02/04/2003 | US6516422 Computer system including multiple clock sources and failover switching |
| 02/04/2003 | US6515708 Clock generator, and image displaying apparatus and method |
| 02/04/2003 | US6515553 Delta-sigma based dual-port modulation scheme and calibration techniques for similar modulation schemes |
| 02/04/2003 | US6515552 Voltage control oscillator with stable free run frequency using current clamping |
| 02/04/2003 | US6515548 Temperature compensated oscillator, its manufacturing method, and integrated circuit for temperature compensated oscillator |
| 02/04/2003 | US6515536 Differential charge pump with low voltage common mode feedback circuit |
| 02/04/2003 | US6515526 Phase fluctuation generation |
| 02/04/2003 | US6515525 Fractional-N-PLL frequency synthesizer and phase error canceling method therefor |
| 02/04/2003 | US6515520 Charge pump circuit for phase-locked loop circuitry |
| 02/04/2003 | US6515519 Semiconductor integrated circuit device |
| 02/04/2003 | CA2258447C Oscillator circuit |
| 01/30/2003 | WO2003009589A1 Precision timing generator apparatus and associated methods |
| 01/30/2003 | WO2002041545A3 Wireless clock synchronization |
| 01/30/2003 | WO2002029985A3 A calibrated dc compensation system for a wireless communication device configured in a zero intermediate frequency architecture |
| 01/30/2003 | US20030022646 Integrated switchless programmable attenuator and low noise amplifier |
| 01/30/2003 | US20030021464 Semiconductor integrated circuit and testing method for the same |
| 01/30/2003 | US20030021371 Filtering method for digital phase lock loop |
| 01/30/2003 | US20030021369 High-frequency clock generator with low power consumption |
| 01/30/2003 | US20030021368 Method and apparatus for recovering a clock signal from an asynchronous data signal |
| 01/30/2003 | US20030020640 Apparatus and method for decimating a digital input signal |