Patents for H03L 1 - Stabilisation of generator output against variations of physical values, e.g. power supply (2,641) |
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02/19/2002 | US6348842 Method and apparatus for achieving accurate temperature-invariant sampling frequencies in a multiple message non-volatile multilevel analog signal recording and playback system |
02/06/2002 | EP1177632A1 System and method for programming oscillators |
02/06/2002 | CN1334989A Method and system for frequency generation for wireless devices |
01/31/2002 | DE10033714A1 Hochfrequenzgerät mit Störstrahlungskompensation High-frequency device with Störstrahlungskompensation |
01/29/2002 | US6342798 PLL circuit used temperature compensated VCO |
01/24/2002 | US20020008587 Methods of compensating for wafer parameters |
01/17/2002 | US20020005765 Digital indirectly compensated crystal oscillators |
01/16/2002 | EP1172951A2 Radio frequency apparatus with interference compensation |
01/08/2002 | US6337605 Temperature compensated oscillator |
01/03/2002 | US20020000886 Voltage controlled oscillator |
01/03/2002 | DE10029421A1 Kalibriervorrichtung und -verfahren für die Taktgenerierung auf einem integrierten Schaltkreis Calibration device and method for clock generation in an integrated circuit |
12/20/2001 | WO2001097383A2 Calibration device and method for generating the clock pulse in an integrated circuit |
12/06/2001 | US20010048349 Temperature compensated oscillator, its manufacturing method, and integrated circuit for temperature compensated oscillator |
12/06/2001 | US20010048330 Clock generator and digital or telephone poratble terminal using the same |
12/04/2001 | US6326855 Voltage-to-current converter circuit with independent and adjustable compensation for process, voltage, and temperature |
12/04/2001 | US6326850 High frequency signal generator from a horological time base |
12/04/2001 | US6326825 Accurate time delay system and method utilizing an inaccurate oscillator |
12/04/2001 | CA2158809C Delay detection circuit and low-noise oscillation circuit using the same |
11/27/2001 | US6323738 Voltage-controlled ring oscillator with level converting and amplitude control circuits |
11/27/2001 | CA2232703C Active ground compensation |
11/21/2001 | CN1075292C Radio pager |
11/20/2001 | US6321074 Apparatus and method for reducing oscillator frequency pulling during AM modulation |
11/15/2001 | WO2001086316A2 Method and apparatus for compensating local oscillator frequency error |
10/18/2001 | US20010030556 Frequency correction circuit for a periodic source such as a crystal oscillator |
10/10/2001 | EP1142114A2 Calibration techniques for a precision relaxation oscillator integrated circuit with temperature compensation |
10/09/2001 | US6300843 Oscillation circuit using comparator with temperature compensated reference voltages |
10/03/2001 | CN1072411C Method for controlling phase-locked loop, and phase-locked loop |
10/02/2001 | US6297708 Temperature compensated high performance oscillator |
09/25/2001 | US6294962 Circuit(s), architecture and method(s) for operating and/or tuning a ring oscillator |
09/20/2001 | WO2001069773A1 Voltage controlled crystal oscillator temperature compensating circuit |
09/20/2001 | US20010022539 Electronic circuit |
09/20/2001 | US20010022536 Adjustment of Oscillator |
09/19/2001 | EP1134921A2 Adjustment of oscillator |
09/19/2001 | EP1133825A2 Methods and systems for frequency generation for wireless devices |
09/18/2001 | US6292066 Function generator, crystal oscillation device and method of adjusting crystal oscillation device |
09/17/2001 | CA2341316A1 Digital indirectly compensated crystal oscillators |
08/30/2001 | US20010017574 Temperature compensated oscillator, method of controlling temperature compensated oscillator, and wireless communication device |
08/29/2001 | CN1310570A Clock generator and digital or telephone portable terminal using with the same clock generator |
08/28/2001 | US6281761 Temperature-adaptive capacitor block and temperature-compensated crystal oscillator using it |
08/23/2001 | WO2001061856A1 System and method for programming oscillators |
08/23/2001 | CA2372799A1 System and method for programming oscillators |
08/21/2001 | US6278867 Methods and systems for frequency generation for wireless devices |
08/21/2001 | US6278331 System and method for compensating wafer parameters |
08/16/2001 | EP0764366B1 A method for controlling a phase-locked loop, and a phase-locked loop |
08/15/2001 | CN1069797C Highly stable frequency generator |
08/08/2001 | EP1121756A1 Thermo-electric cooled oven controlled crystal oscillator |
08/07/2001 | US6271737 Communication device with feedback for cancellation of perturbations |
08/07/2001 | US6271736 Digital temperature-compensating crystal oscillator, and method for stabilizing frequency thereof |
08/07/2001 | US6271735 Oscillator controller with first and second voltage reference |
08/07/2001 | US6271733 Integrated oscillator circuit with a memory based frequency control circuit and associated methods |
08/07/2001 | US6271711 Supply independent biasing scheme |
07/26/2001 | WO2000076069A3 Calibration techniques for a precision relaxation oscillator integrated circuit with temperature compensation |
07/25/2001 | EP1119106A2 Integrated oscillator circuit and associated methods |
07/25/2001 | EP0829142B1 Telecommunication terminal |
07/11/2001 | EP1078449A4 Apparatus and method for minimizing turn-on time for a crystal oscillator |
07/10/2001 | US6259333 Temperature compensation quartz oscillator |
07/04/2001 | CN1068162C Low power temperature compensated crystal oscillator |
06/27/2001 | CN1301085A Controller oscilator system and method |
06/20/2001 | EP1109317A1 A controller oscillator system and method |
06/20/2001 | CN1067502C Controllable-frequency oscillator |
06/19/2001 | US6249155 Frequency correction circuit for a periodic source such as a crystal oscillator |
06/14/2001 | WO2000031870A8 Methods and systems for frequency generation for wireless devices |
06/13/2001 | EP1107455A1 Temperature compensated oscillator and method of controlling it |
06/13/2001 | CN1299185A Temp. compensation type oscillator and its control method, and radio communication device |
05/23/2001 | DE19953578A1 Vorrichtung und Verfahren zur Erzeugung eines Taktsignals Apparatus and method for generating a clock signal |
05/22/2001 | US6236282 Crystal reference and oscillator circuit using same |
05/17/2001 | WO2001035533A1 Device and method for production of a clock signal |
05/01/2001 | US6225868 Voltage controlled oscillation circuit with plural voltage controlled current generating circuits |
04/10/2001 | US6215990 Method and apparatus for minimizing initial frequency errors during transceiver power up |
04/03/2001 | US6211743 Phase-locked loop having temperature-compensated bandwidth control |
03/29/2001 | WO2001022592A1 Matched crystal temperature compensation device |
03/29/2001 | WO2000031870A9 Methods and systems for frequency generation for wireless devices |
03/28/2001 | EP1087530A1 Matched crystal temperature compensation device |
03/28/2001 | CN1063889C Quartz oscillator device and its adjusting method |
03/27/2001 | US6208215 VCO and filter controlled by common integrated thermal frequency reference |
03/27/2001 | US6208213 Thermostatically controlled crystal oscillator |
03/22/2001 | WO2001020862A1 Communication system |
03/06/2001 | US6198356 Voltage controlled oscillator power supply and temperature compensation circuit |
03/01/2001 | DE10023350A1 Temperature adaptive type capacitor module for quartz oscillator, has unit capacitors which are assigned to each temperature division zone and are interconnected sequentially to maintain specific load capacitance |
02/28/2001 | EP1078449A1 Apparatus and method for minimizing turn-on time for a crystal oscillator |
02/20/2001 | US6191660 Programmable oscillator scheme |
02/07/2001 | CN1061802C Temp. compensation piezoelectric oscillator |
01/16/2001 | US6175284 Temperature-compensated crystal oscillator having constant voltage generator with filter |
01/16/2001 | US6175280 Method and apparatus for controlling and stabilizing oscillators |
12/26/2000 | US6166608 Thermo-electric cooled oven controlled crystal oscillator |
12/20/2000 | CN1277752A Crystal oscillator with AGC and on-chip tuning |
12/19/2000 | US6163226 Current-controlled p-channel transistor-based ring oscillator |
12/19/2000 | US6163185 Phase frequency detector having instantaneous phase difference output |
12/14/2000 | WO2000076069A2 Calibration techniques for a precision relaxation oscillator integrated circuit with temperature compensation |
12/12/2000 | US6161003 Automatic local oscillator frequency stabilization process in radio receivers employing a wide-band tunable local dielectric-resonator oscillator and associated device |
12/12/2000 | US6160458 Temperature compensated crystal oscillator |
12/07/2000 | WO2000074233A1 System and method for linearizing a cmos differential pair |
12/06/2000 | EP1057264A1 Temperature compensated oscillator |
11/30/2000 | WO2000072446A1 Integrated vco |
11/28/2000 | USRE36973 Digitally-corrected temperature-compensated crystal oscillator having a correction-suspend control for communications service |
11/23/2000 | WO2000036745A9 A precision relaxation oscillator with temperature compensation and various operating modes |
11/21/2000 | US6150894 Oscillator having minimum frequency and amplitude fluctuation due to temperature variation |
11/14/2000 | US6148187 Automatic frequency control method and circuit |
11/14/2000 | US6147565 Piezo-oscillator with heater and temperature control circuit |
11/02/2000 | EP0998021A4 Thermostatically controlled quartz generator |