Patents for H03L 1 - Stabilisation of generator output against variations of physical values, e.g. power supply (2,641) |
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10/31/2012 | CN102763335A Semiconductor integrated circuit device |
10/31/2012 | CN102761334A Intelligent compensation device and method for temperature coefficient of rubidium atomic frequency standard |
10/31/2012 | CN102761330A Low-noise temperature compensation crystal oscillator |
10/31/2012 | CN102761316A Delay element, variable delay line, and voltage controlled oscillator, as well as display device and system comprising the same |
10/25/2012 | US20120268222 Adaptive current limit oscillator starter |
10/25/2012 | US20120268217 Calibration of Temperature Sensitive Circuits with Heater Elements |
10/25/2012 | US20120268216 Dual-Sensor Temperature Stabilization for Integrated Electrical Component |
10/25/2012 | DE10346584B4 Verfahren und Schaltungsanordnung zur Nachkalibrierung eines Mikrocontrollers Method and circuit for recalibration of a microcontroller |
10/25/2012 | DE102010002370B4 Fehlerdetektion in einer integrierten Schaltung Error detection in an integrated circuit |
10/24/2012 | CN102751980A Automatic frequency calibration circuit for realizing active RC (Resistance Capacitance) filter by utilizing capacitance delay characteristics |
10/24/2012 | CN102122952B Digital temperature compensation crystal oscillator |
10/23/2012 | US8294526 Ovenized crystal oscillator assembly |
10/18/2012 | US20120262244 Temperature-compensated oscillator and electronic device |
10/17/2012 | CN102739242A Generation of bezier curve as control signal for oscillating circuit |
10/17/2012 | CN102739241A Oscillating signal generator utilized in phase-locked loop and method for controlling the oscillating signal generator |
10/17/2012 | CN102739240A Constant current generation circuit and microprocessor including the same |
10/16/2012 | US8289095 Jitter compensated numerically controlled oscillator |
10/10/2012 | CN101796728B Oscillator, and receiving device and electronic device using the oscillator |
10/03/2012 | EP2506439A1 Frequency calibration system for higher order temperature compensation of a crystal oscillator |
10/03/2012 | CN102714500A Reference frequency generator device |
10/03/2012 | CN102714498A Efficient active source impedance modification of a power amplifier |
09/27/2012 | WO2012127395A1 Method and system for controlling and stabilising the frequency of a signal generated by a controllable oscillator |
09/26/2012 | EP2503702A2 Initial acquisition using crystal oscillator |
09/25/2012 | US8274339 Automatic frequency control architecture with digital temperature compensation |
09/25/2012 | CA2758362C Temperature compensated frequency adjustment in a meter reading endpoint |
09/19/2012 | CN102684683A Any-item all-coefficient high-precision temperature compensation crystal oscillator |
09/11/2012 | US8264294 Semiconductor device having on-chip oscillator for producing clock signal |
09/11/2012 | US8264288 Quadrature voltage controlled oscillator including transmission line |
09/05/2012 | CN101814903B Tunable ferro-electric filter |
09/04/2012 | US8258880 Ring oscillator for providing constant oscillation frequency |
08/29/2012 | EP2493078A1 Oscillation device |
08/28/2012 | US8253506 Wideband temperature compensated resonator and wideband VCO |
08/23/2012 | WO2012112621A1 Wireless chipset with a non-temperature compensated crystal reference |
08/22/2012 | CN102647182A Analog compensation device capable of reducing temperature drift of phase locking frequency modulation circuit |
08/22/2012 | CN101027839B Temperature compensated oven controlled crystal oscillator |
08/16/2012 | US20120206209 System and Method for Reducing Temperature-and Process-Dependent Frequency Variation of a Crystal Oscillator Circuit |
08/07/2012 | US8237620 Reconfigurable radiation densensitivity bracket systems and methods |
08/07/2012 | US8237515 Crystal oscillator temperature control and compensation |
08/02/2012 | DE102012201459A1 Ein Signalgenerator für einen Sender oder einen Empfänger, ein Sender und ein Empfänger A signal generator for a transmitter or a receiver, a transmitter and a receiver |
08/01/2012 | EP2482458A1 Oscillation device |
08/01/2012 | EP2482457A1 Oscillation device |
08/01/2012 | CN102624381A Oscillation device |
07/26/2012 | WO2012099793A1 Precision oscillator with temperature compensation |
07/25/2012 | CN102611389A Modulation signal generation circuit, sending and receiving module and radar device |
07/25/2012 | CN102075181B Frequency synthesizer and frequency-locked loop |
07/25/2012 | CN101534119B Ageing compensating and correcting method of oscillator circuit device, control module and device thereof |
07/24/2012 | US8228132 Voltage-controlled oscillator robust against power noise and communication apparatus using the same |
07/18/2012 | CN102594345A Data sending method and system on basis of chip |
07/18/2012 | CN101562450B Gradually approaching delay phase-locked loop circuit and method for adjusting clock signal |
07/12/2012 | US20120176203 Crystal oscillator |
07/10/2012 | US8217690 Frequency synthesizer |
07/05/2012 | WO2012048034A3 Wideband temperature compensated resonator and wideband vco |
07/04/2012 | CN101977051B Frequency correction circuit and method for automatically correcting frequency |
06/28/2012 | US20120161887 Oven controlled crystal oscillator |
06/19/2012 | US8203392 Oscillator stabilized for temperature and power supply variations |
06/19/2012 | US8201995 Method and system for a temperature sensing crystal integrated circuit with digital temperature output |
06/13/2012 | EP2464012A1 Method and system for precise temperature and timebase PPM error estimation using multiple timebases |
06/13/2012 | CN101764607B Oscillator for preventing signal oscillation in vicinity of reference electric signal |
06/07/2012 | US20120139648 Temperature-controlled crystal oscillating unit and crystal oscillator |
06/06/2012 | EP2176952B1 Digital controlled oscillator |
06/05/2012 | US8193492 Method for exciting a mobile element of a microstructure |
05/30/2012 | CN101777890B System and method for reducing harmonic noise of digital-synthesis sine waves |
05/29/2012 | US8188800 Crystal oscillator with reduced acceleration sensitivity |
05/24/2012 | DE102010061754A1 Method for operating oscillating circuit for driving micromechanical turning rate sensor, involves producing analog drive voltage from digital control signal so that oscillation element is driven depending on drive voltage that is modulated |
05/23/2012 | CN101800522B Tunable ferro-electric filter |
05/23/2012 | CN101517895B Apparatus and method for temperature compensation of crystal oscillators |
05/22/2012 | US8183940 Temperature control device |
05/16/2012 | CN1816966B Method and arrangement for frequency synchronisation of a mobile station with a base station in a mobile communication system |
05/15/2012 | US8181101 Data bus system, its encoder/decoder and encoding/decoding method |
05/15/2012 | US8179201 Resonator |
05/09/2012 | CN102449910A Fractional-n frequency synthesizer having reduced fractional switching noise |
05/09/2012 | CN101610081B Temperature compensating crystal oscillator |
05/02/2012 | CN102439844A Oscillator |
05/02/2012 | CN101604970B Self-fitting digital temperature compensation crystal oscillistor and system and realization method thereof |
04/25/2012 | EP2250731B1 Device and method for compensating for a resonator |
04/25/2012 | CN101136618B Tunable ferro-electric filter |
04/19/2012 | WO2012049187A1 Design and control of multi-temperature micro-oven for mems devices |
04/17/2012 | US8159306 Integrated circuit with low temperature coefficient and associated calibration method |
04/12/2012 | WO2012048034A2 Wideband temperature compensated resonator and wideband vco |
04/11/2012 | CN102412829A 利用电压基准源提供输出信号温补晶振偏置的电路 Using the voltage reference source provides an output signal TCXO bias circuit |
04/05/2012 | WO2012041413A1 Integrated circuit device for compensating frequency drift of a controllable oscillator |
04/04/2012 | EP2437395A1 Reference frequency generator device |
04/04/2012 | CN101699769B 一种锁相环环路带宽校准方法、系统及电子设备 One kind of phase-locked loop bandwidth calibration methods, systems, and electronic equipment |
03/29/2012 | US20120075027 Mems resonator |
03/29/2012 | US20120075026 Packaged device with acoustic resonator and electronic circuitry and method of making the same |
03/27/2012 | US8143963 Voltage source circuit for crystal oscillation circuit |
03/21/2012 | EP2432125A1 Proximity switch and method of operating a proximity switch |
03/21/2012 | CN102386913A Method and device for correcting oscillating frequency |
03/20/2012 | US8138847 Temperature and/or voltage independent voltage controlled oscillator with programmable gain and/or output frequency range |
03/14/2012 | EP1836769B1 Proximity switch |
03/14/2012 | EP1623503B1 Method and apparatus for a low jitter dual-loop fractional -n synthesizer |
03/14/2012 | CN202168064U 热炉控制晶体振荡器组件 Heat oven controlled crystal oscillator assembly |
03/13/2012 | USRE43236 Automatic circuit and method for temperature compensation of oscillator frequency variation over temperature for a real time clock chip |
03/13/2012 | US8134414 Clock, frequency reference, and other reference signal generator with frequency stability over temperature variation |
03/13/2012 | CA2554123C Method and apparatus for precise open loop tuning of reference frequency within a wireless device |
03/08/2012 | US20120056687 Voltage control oscillator |
03/07/2012 | EP2425532A1 Temperature compensation in a telecommunications device |
02/29/2012 | DE202011052538U1 RC-Oszillator mit hoher Genauigkeit RC oscillator with high accuracy |
02/29/2012 | CN202153732U 用于产生时钟信号的电路及包括该电路的电子装置 A circuit for generating a clock signal, and an electronic device including the circuit |
02/28/2012 | US8125284 Temperature compensation method and apparatus for an output frequency signal based on successive approximation |