| Patents for G05F 3 - Non-retroactive systems for regulating electric variables by using an uncontrolled element, or an uncontrolled combination of elements, such element or such combination having self-regulating properties (12,739) |
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| 02/13/2001 | US6188268 Low side current sink circuit having improved output impedance to reduce effects of leakage current |
| 02/13/2001 | US6188211 Current-efficient low-drop-out voltage regulator with improved load regulation and frequency response |
| 02/07/2001 | EP1075086A1 Controlled charge pump circuit and phase locked loop circuit using the charge pump circuit |
| 02/06/2001 | US6184745 Reference voltage generating circuit |
| 02/06/2001 | US6184744 Internal power supply voltage generation circuit that can suppress reduction in internal power supply voltage in neighborhood of lower limit region of external power supply voltage |
| 02/06/2001 | US6184743 Bandgap voltage reference circuit without bipolar transistors |
| 02/06/2001 | US6184742 Current distribution circuit having an additional parallel DC-current sinking branch |
| 02/06/2001 | US6184670 Memory cell voltage regulator with temperature correlated voltage generator circuit |
| 02/01/2001 | WO2001008299A1 Low-voltage current mirror circuit |
| 02/01/2001 | WO2001007977A1 Method of curvature compensation, offset compensation, and capacitance trimming of a switched capacitor band gap reference |
| 02/01/2001 | DE19960244C1 Arrangement for trimming reference voltages in semiconducting chips enables rapid and cost-effective reference voltage trimming |
| 02/01/2001 | DE19934723A1 Steuerbare Stromquellenschaltung und hiermit ausgestatteter Phasenregelkreis Controllable current source circuit and hereby equipped phase-locked loop |
| 02/01/2001 | DE10022665A1 Semiconductor device has current drive circuit which passes current between power-supply node and internal voltage line, based on charging voltage of capacitor |
| 01/31/2001 | EP0943124A4 High impedance bias circuit for ac signal amplifiers |
| 01/30/2001 | US6181196 Accurate bandgap circuit for a CMOS process without NPN devices |
| 01/30/2001 | US6181194 Calibratable field effect transistors |
| 01/30/2001 | US6181192 Constant voltage circuit comprising temperature dependent elements and a differential amplifier |
| 01/30/2001 | US6181191 Dual current source circuit with temperature coefficients of equal and opposite magnitude |
| 01/30/2001 | US6181142 Nonlinear current mirror for loop-gain control |
| 01/30/2001 | US6181122 System and method for starting voltage and current controlled elements |
| 01/30/2001 | US6181121 Low supply voltage BICMOS self-biased bandgap reference using a current summing architecture |
| 01/24/2001 | EP1070283A1 A current compensating bias generator and method therefor |
| 01/23/2001 | US6177831 Semiconductor integrated circuit with well potential control circuit |
| 01/23/2001 | US6177830 High voltage charge pump using standard sub 0.35 micron CMOS process |
| 01/23/2001 | US6177828 Charge pump circuit for a semiconductor memory device |
| 01/23/2001 | US6177827 Current mirror circuit and charge pump circuit |
| 01/23/2001 | US6177817 Compensated-current mirror off-chip driver |
| 01/23/2001 | US6177789 Line driver for producing operating condition invariant signal levels |
| 01/23/2001 | US6177788 Nonlinear body effect compensated MOSFET voltage reference |
| 01/23/2001 | US6177785 Programmable voltage regulator circuit with low power consumption feature |
| 01/18/2001 | WO2001004721A1 Power source |
| 01/18/2001 | DE19930182A1 Bipolar/CMOS signal conversion circuit |
| 01/16/2001 | US6175267 Current compensating bias generator and method therefor |
| 01/16/2001 | US6175266 Operational amplifier with CMOS transistors made using 2.5 volt process transistors |
| 01/16/2001 | US6175265 Current supply circuit and bias voltage circuit |
| 01/16/2001 | US6175264 Charge pump for generating negative voltage without change of threshold due to undesirable back-gate biasing effect |
| 01/16/2001 | US6175263 Back bias generator having transfer transistor with well bias |
| 01/16/2001 | US6175226 Differential amplifier with common-mode regulating circuit |
| 01/16/2001 | US6175224 Regulator circuit having a bandgap generator coupled to a voltage sensor, and method |
| 01/11/2001 | WO2001002925A1 Current mirror arrangement |
| 01/11/2001 | DE19930180A1 Switchable current source circuit with current mirror |
| 01/09/2001 | US6172556 Feedback-controlled low voltage current sink/source |
| 01/09/2001 | US6172555 Bandgap voltage reference circuit |
| 01/09/2001 | US6172554 Power supply insensitive substrate bias voltage detector circuit |
| 01/09/2001 | US6172495 Circuit and method for accurately mirroring currents in application specific integrated circuits |
| 01/04/2001 | DE19930381A1 Stromspiegelanordnung Current mirror arrangement |
| 01/04/2001 | DE19929171A1 Generating charge-constant, temp.-constant, temperature-proportional DC involves generating temp. constant and temp. proportional DC using external reference resistance |
| 01/03/2001 | EP1065580A1 Voltage regulating circuit for a capacitive load |
| 01/02/2001 | US6169456 Auto-biasing circuit for current mirrors |
| 12/27/2000 | EP1063578A1 Reference voltage generator with monitoring and start up means |
| 12/26/2000 | US6166670 Self calibrating current mirror and digital to analog converter |
| 12/26/2000 | US6166590 Current mirror and/or divider circuits with dynamic current control which are useful in applications for providing series of reference currents, subtraction, summation and comparison |
| 12/26/2000 | US6166589 Reference voltage generator circuit for an integrated circuit device |
| 12/26/2000 | US6166588 Power supply circuit |
| 12/26/2000 | US6166587 CMOS circuit for generating a current reference, the circuit comprising a transistor in a weak inversion region |
| 12/26/2000 | US6166530 Current-Limited switch with fast transient response |
| 12/26/2000 | US6166529 Voltage-current conversion circuit |
| 12/22/2000 | CA2311069A1 Reference voltage generator with monitoring and start up means |
| 12/19/2000 | US6163468 Start up circuits and bias generators |
| 12/19/2000 | US6163206 Semiconductor integrated circuit device having recovery accelerator for changing bias circuit from standby mode without malfunction |
| 12/19/2000 | US6163205 Charge pump |
| 12/14/2000 | WO2000076069A2 Calibration techniques for a precision relaxation oscillator integrated circuit with temperature compensation |
| 12/13/2000 | EP1058870A1 Internal cmos reference generator and voltage regulator |
| 12/12/2000 | US6160441 Sensors for measuring current passing through a load |
| 12/12/2000 | US6160439 Current feed control circuit and electronic appliance using the same |
| 12/12/2000 | US6160393 Low power voltage reference circuit |
| 12/12/2000 | US6160392 Start-up circuit for voltage reference generator |
| 12/12/2000 | US6160391 Reference voltage generation circuit and reference current generation circuit |
| 12/12/2000 | US6160390 Method and apparatus for error current compensation |
| 12/12/2000 | US6160387 Power transistor current sensing and limiting apparatus |
| 12/06/2000 | EP1057245A1 A boosting circuit with supply-dependent gain |
| 12/06/2000 | EP1057091A1 Current mirror circuit |
| 12/05/2000 | US6157335 Voltage generating circuit |
| 12/05/2000 | US6157245 Exact curvature-correcting method for bandgap circuits |
| 12/05/2000 | US6157180 Power supply regulator circuit for voltage-controlled oscillator |
| 11/30/2000 | WO2000072445A1 Stable voltage reference circuit |
| 11/30/2000 | WO2000072103A1 Low power voltage reference with improved line regulation |
| 11/28/2000 | US6154018 High differential impedance load device |
| 11/28/2000 | US6154017 Temperature/voltage compensation circuit |
| 11/28/2000 | US6154001 Anti-glitch circuit for voice-coil-motor servo operation in disk drive systems |
| 11/23/2000 | WO2000070421A1 Low voltage current sources and methods |
| 11/23/2000 | DE19961500A1 Constant voltage circuit has series circuit formed by connecting resistances and series circuit formed by connecting resistance, temp.-dependent semiconducting element and correction element |
| 11/21/2000 | US6151251 Memory cell integrated structure with corresponding biasing device |
| 11/21/2000 | US6150874 Circuit layout and process for generating a supply DC voltage |
| 11/21/2000 | US6150872 CMOS bandgap voltage reference |
| 11/21/2000 | US6150871 Low power voltage reference with improved line regulation |
| 11/21/2000 | US6150870 Adjustable substrate voltage applying circuit of a semiconductor device |
| 11/21/2000 | US6150867 Integrated device for switching systems with filtered reference quantities |
| 11/21/2000 | US6150835 Method and apparatus for fast production programming and low-voltage in-system writes for programmable logic device |
| 11/21/2000 | US6150806 Controlled current source for accelerated switching |
| 11/21/2000 | US6150805 Self-canceling start-up pulse generator |
| 11/21/2000 | US6150799 Power-supply circuit supplied by at least two different input voltage sources |
| 11/16/2000 | WO2000069070A1 Circuit arrangement and optical read/write device including the circuit arrangement |
| 11/15/2000 | EP0789865B1 Output control circuit for a voltage regulator |
| 11/15/2000 | CN1273450A Switch regulator |
| 11/14/2000 | US6147550 Methods and apparatus for reliably determining subthreshold current densities in transconducting cells |
| 11/14/2000 | US6147548 Sub-bandgap reference using a switched capacitor averaging circuit |
| 11/14/2000 | US6147529 Voltage sensing circuit |
| 11/08/2000 | EP1050104A1 A current generator for delivering a reference current of which the value is proportional to the absolute temperature |
| 11/07/2000 | US6144588 Monolithically integrated generator of a plurality of voltage values |