| Patents for H03L 1 - Stabilisation of generator output against variations of physical values, e.g. power supply (2,641) |
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| 12/16/2009 | EP2132875A1 Method for temperature compensation of a time basis |
| 12/16/2009 | CN101604971A Packaging device capable of slowing down heat energy to radiate outside and oscillator device |
| 12/16/2009 | CN101604970A Self-fitting digital temperature compensation crystal oscillistor and system and realization method thereof |
| 12/16/2009 | CN101604969A Electronic apparatus and compensating method for the same |
| 12/15/2009 | US7633351 Differential ring oscillator |
| 12/15/2009 | US7633350 Function generation circuit |
| 12/15/2009 | US7633349 Phase frequency detectors generating minimum pulse widths |
| 12/10/2009 | WO2009147474A2 Methods of calibrating a clock using multiple clock periods with a single counter and related devices and methods |
| 12/10/2009 | US20090302962 Electronic apparatus compensated through monitoring non-temperature factor indicative of frequency drift occurrence of reference clock and related method thereof |
| 12/09/2009 | CN101599761A A temperature-compensated circuit and method thereof |
| 12/02/2009 | CN101594140A Method for temperature drift compensation for film body acoustic wave oscillator and circuit |
| 12/01/2009 | US7626466 Proximity switch and method for operating a proximity switch |
| 12/01/2009 | US7626449 Apparatus and method for tuning center frequency of a filter |
| 11/26/2009 | WO2009108324A3 Ovenized crystal oscillator assembly |
| 11/25/2009 | CN101587881A Module integrated circuit packaging structure with temperature compensation and control quartz oscillator |
| 11/18/2009 | EP2120344A1 Method for correcting variation, pll circuit and semiconductor integrated circuit |
| 11/18/2009 | CN101582687A Temperature compensating circuit |
| 11/17/2009 | US7619486 Method for detecting and compensating for temperature effects |
| 11/12/2009 | US20090278619 Frequency and/or phase compensated microelectromechanical oscillator |
| 11/11/2009 | CN201345642Y Single-end crystal oscillator processing circuit |
| 11/10/2009 | US7616075 Phase locked loop circuit having regulator |
| 11/10/2009 | US7616073 Resonator and amplifying oscillator circuit having a high resolution skew-compensated frequency synthesizer integrated on a single substrate |
| 11/05/2009 | WO2009134372A2 Timing oscillators and related methods |
| 11/04/2009 | CN201341127Y Temperature-compensating crystal resonator based on stress compensation of metal film |
| 11/04/2009 | CN201340440Y Clock generating circuit |
| 10/29/2009 | WO2009132152A2 Auxiliary varactor for temperature compensation |
| 10/27/2009 | US7609123 Direct modulation type voltage-controlled oscillator using MOS varicap |
| 10/22/2009 | US20090261917 Auxiliary varactor for temperature compensation |
| 10/21/2009 | CN101562450A Gradually approaching delay phase-locked loop circuit and method for adjusting clock signal |
| 10/14/2009 | EP2109222A2 Oscillator with a low power consumption |
| 10/13/2009 | US7602260 Programmable supply voltage regulator for oscillator |
| 10/13/2009 | US7602259 Voltage-controlled oscillator |
| 10/06/2009 | US7598822 Process, supply, and temperature insensitive integrated time reference circuit |
| 10/06/2009 | US7598818 Temperature compensation for a voltage-controlled oscillator |
| 09/30/2009 | EP2106028A1 Circuit arrangement and method of operation |
| 09/30/2009 | CN101547005A Oscillation adjusting circuit and oscillation adjusting method |
| 09/24/2009 | WO2009116262A1 Synthesizer and reception device |
| 09/22/2009 | US7592878 Method and apparatus for generating oscillating signals |
| 09/17/2009 | WO2009112427A1 Device and method for compensating for a resonator |
| 09/16/2009 | EP2101413A1 Thermal compensation device and method for a resonator |
| 09/16/2009 | CN101534119A Ageing compensating and correcting method of oscillator circuit device, control module and device thereof |
| 09/15/2009 | US7589599 Heating system for a double-ovenized oscillator on a single printed circuit board |
| 09/09/2009 | CN101527566A Current device for phase-locked loop and method thereof |
| 09/08/2009 | US7586382 Methods and systems for temperature related frequency drift compensation |
| 09/08/2009 | US7586380 Bias circuit to stabilize oscillation in ring oscillator, oscillator, and method to stabilize oscillation in ring oscillator |
| 09/03/2009 | WO2009108324A2 Ovenized crystal oscillator assembly |
| 09/03/2009 | US20090219101 Ovenized crystal oscillator assembly |
| 09/02/2009 | CN101523726A Efficient clock calibration in electronic equipment |
| 09/01/2009 | US7583157 Method of manufacturing a temperature compensated oscillator |
| 09/01/2009 | US7583154 Voltage controlled oscillator |
| 09/01/2009 | US7583152 Phase-locked loop with self-correcting phase-to-digital transfer function |
| 08/27/2009 | US20090212875 Oscillator based on thermal diffusion |
| 08/26/2009 | CN101517895A Apparatus and method for temperature compensation of crystal oscillators |
| 08/25/2009 | US7579919 Method and apparatus for compensating temperature changes in an oscillator-based frequency synthesizer |
| 08/20/2009 | WO2009101792A1 Synthesizer and reception device using the same |
| 08/19/2009 | EP2089970A1 Efficient clock calibration in electronic equipment |
| 08/18/2009 | US7576621 Film bulk acoustic resonator calibration |
| 08/12/2009 | EP1475885B9 Temperature compensation type oscillator |
| 08/06/2009 | WO2009097047A1 Variable capacitance with delay lock loop |
| 08/05/2009 | EP2084811A2 Integrated circuit, comprising a voltage controlled oscillator and a method for controling a temperature of a voltage controlled oscillator |
| 08/05/2009 | CN101501992A Reference signal generation for multiple communication systems |
| 07/22/2009 | EP2081297A2 Aging compensation method and control module for an oscillator circuit device |
| 07/22/2009 | EP2081291A1 Biasing circuit and method for voltage controlled oscillators |
| 07/22/2009 | CN101488752A Temperature frequency correcting apparatus |
| 07/22/2009 | CN101488751A Measurement system and method for temperature frequency correcting apparatus |
| 07/22/2009 | CN101488750A Method and apparatus for oscillation frequency compensation and phase lock loop circuit |
| 07/14/2009 | US7560998 Clock signal output circuit |
| 07/08/2009 | EP1820274B1 Method and apparatus for precise open loop tuning of reference frequency within a wireless device |
| 07/08/2009 | CN201270504Y 频率合成器 Frequency synthesizer |
| 07/08/2009 | CN101479943A Apparatus and method of temperature compensating an ovenized oscillator |
| 07/02/2009 | US20090167451 Frequency Controller for a Monolithic Clock Generator and Timing/Frequency Reference |
| 06/30/2009 | US7554425 Electromechanical transducer and electrical device |
| 06/30/2009 | US7554416 Multi-band LC resonance voltage-controlled oscillator with adjustable negative resistance cell |
| 06/30/2009 | US7554415 Microcomputer including a CR oscillator circuit |
| 06/25/2009 | US20090160569 Systems and methods for compensating for variations of the output of a real-time clock |
| 06/25/2009 | US20090160562 Oscillating device |
| 06/23/2009 | US7551019 Semiconductor integrated circuit and source voltage/substrate bias control circuit |
| 06/16/2009 | US7548132 Monolithic clock generator and timing/frequency reference |
| 06/16/2009 | US7548130 Characteristic automatic compensating apparatus, characteristic automatic compensating method, characteristic automatic compensating program of oscillator and positioning signal receiver |
| 06/11/2009 | US20090146753 Oscillator voltage source circuits |
| 06/11/2009 | US20090146752 Clock, Frequency Reference, and Other Reference Signal Generator with a Controlled Quality Factor |
| 06/11/2009 | US20090146751 Clock, Frequency Reference, and Other Reference Signal Generator |
| 06/11/2009 | US20090146750 Common Mode Controller for a Clock, Frequency Reference, and Other Reference Signal Generator |
| 06/11/2009 | US20090146748 Amplitude Controller for a Clock, Frequency Reference, and Other Reference Signal Generator |
| 06/11/2009 | US20090146746 Self-calibrating temperature-compensated oscillator |
| 06/11/2009 | US20090146727 Voltage generating apparatus |
| 06/11/2009 | US20090146719 Control Voltage Generator for a Clock, Frequency Reference, and Other Reference Signal Generator |
| 06/10/2009 | CN101453209A Clock, frequency reference, and other reference signal generator |
| 06/10/2009 | CN100499264C Single band antenna and method for tuning same |
| 06/09/2009 | US7545231 Transconductance and current modulation for resonant frequency control and selection |
| 06/09/2009 | US7545228 Dynamic temperature compensation for a digitally controlled oscillator using dual MEMS resonators |
| 06/09/2009 | US7545227 Low-latency start-up for a monolithic clock generator and timing/frequency reference |
| 06/02/2009 | US7541884 Methods and apparatus for crystal oscillator drift estimation and compensation |
| 05/27/2009 | EP2062361A2 Apparatus and method for temperature compensation of crystal oscillators |
| 05/27/2009 | CN100492879C Temperature compensation type oscillator |
| 05/27/2009 | CN100492878C Oscillator and PLL circuit using the same |
| 05/22/2009 | WO2009063612A1 Synthesizer, synthesizer module, and reception device and electronic device using same |
| 05/21/2009 | US20090128246 Apparatus and method of temperature compensating an ovenized oscillator |
| 05/20/2009 | CN201243273Y Temperature complement voltage-control constant temperature crystal oscillator |
| 05/19/2009 | US7535309 Low power, temperature and frequency, tunable, on-chip clock generator |