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