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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01/29/2002 | US6342780 Zener diode reference voltage standards |
01/24/2002 | US20020008566 Internal Voltage generation circuit |
01/24/2002 | US20020008552 Driver circuit |
01/24/2002 | DE10006950C1 Schaltungsanordnung zur Konstantspannungs- und / oder Konstantstromerzeugung Circuit arrangement for constant voltage and / or constant current generation |
01/22/2002 | US6340882 Accurate current source with an adjustable temperature dependence circuit |
01/17/2002 | WO2002005053A2 Circuit for providing a constant current |
01/17/2002 | US20020005749 Method for generating a substantially temperature independent current and device allowing implementation of the same |
01/16/2002 | CN1331437A Current output circuit with high current ratio |
01/15/2002 | US6339319 Cascoded current mirror circuit |
01/10/2002 | WO2002003548A2 Extended range variable gain amplifier |
01/10/2002 | WO2002003161A2 Bis circuit for establishing a plurality of bias voltages |
01/10/2002 | US20020003446 Semiconductor integrated circuit device having an oscillation circuit using reference current source independent from influence of variation of power supply voltage and threshold voltage of transistor |
01/09/2002 | EP0907916B1 Apparatus and method for generating a current with a positive temperature coefficient |
01/08/2002 | US6337644 Constant-current generation circuit, digital/analog conversion circuit, and image processor |
01/08/2002 | US6337598 Reference voltage generating device and generating method of the same |
01/08/2002 | US6337596 Constant current circuit using current mirror circuit |
01/08/2002 | US6337595 Low-power DC voltage generator system |
01/03/2002 | WO2001035182A3 Current mirror with improved current matching |
01/03/2002 | US20020000889 Micropower RC oscillator |
01/03/2002 | US20020000882 Protection circuit for extending headroom with off-chip inductors |
01/03/2002 | US20020000880 Extended range variable gain amplifier |
01/03/2002 | US20020000872 Method and apparatus for reducing standby leakage current using a leakage control transistor that receives boosted gate drive during an active mode |
01/03/2002 | US20020000868 Dual level substrate voltage generator |
01/03/2002 | US20020000582 Semiconductor device including voltage down converter allowing tuning in short period of time and reduction of chip area |
01/03/2002 | DE10026793A1 Strombegrenzungsschaltung Current limiting circuit |
01/02/2002 | EP1168365A2 Negative-voltage bias circuit |
01/02/2002 | EP1168362A2 Flash memory with improved erasability and its circuitry |
01/02/2002 | EP1166444A1 Electronic digital circuit operable active mode and sleep mode |
01/02/2002 | EP1166192A1 Bandgap voltage reference source |
01/01/2002 | US6335643 Driver circuit |
01/01/2002 | US6335614 Bandgap reference voltage circuit with start up circuit |
12/27/2001 | WO2001099314A2 Power controlled input receiver |
12/27/2001 | WO2001099116A2 Generator scheme and circuit for overcoming resistive voltage drop on power supply circuits on chips |
12/27/2001 | US20010054925 Low-power low-jitter variable delay timing circuit |
12/27/2001 | US20010054910 On-chip substrate regulator test mode |
12/27/2001 | US20010054888 Impedance conversion circuit |
12/25/2001 | US6333864 Power supply adjusting circuit and a semiconductor device using the same |
12/25/2001 | US6333671 Sleep mode VDD detune for power reduction |
12/25/2001 | US6333670 Semiconductor device capable of stably generating internal voltage with low supply voltage |
12/25/2001 | US6333668 Semiconductor device for suppressing current peak flowing to/from an external power supply |
12/20/2001 | US20010052809 Electronic circuit, semiconductor device, electronic equipment, and timepiece |
12/20/2001 | US20010052790 On-chip substrate regulator test mode |
12/20/2001 | DE10028098A1 Circuit arrangement for generating adjustable constant output current, branches flow of comparator current corresponding to current of resistor at output branch of first current mirror circuit |
12/19/2001 | EP1164455A1 Process and device for generating a temperature independent current |
12/19/2001 | CN1327552A Rapid on chip voltage generator for low power integrated circuit |
12/18/2001 | US6331962 Semiconductor device including voltage down converter allowing tuning in short period of time and reduction of chip area |
12/18/2001 | US6331799 Bias circuit for control input of power transistor |
12/13/2001 | US20010050590 Semiconductor integrated circuit device having circuit generating reference voltage |
12/13/2001 | US20010050576 On-chip substrate regulator test mode |
12/11/2001 | US6329874 Method and apparatus for reducing standby leakage current using a leakage control transistor that receives boosted gate drive during an active mode |
12/11/2001 | US6329873 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 |
12/11/2001 | US6329871 Reference voltage generation circuit using source followers |
12/11/2001 | US6329870 Reference voltage generating circuitry |
12/11/2001 | US6329868 Circuit for compensating curvature and temperature function of a bipolar transistor |
12/11/2001 | US6329804 Slope and level trim DAC for voltage reference |
12/11/2001 | US6329260 Analog-to-digital converter and method of fabrication |
12/06/2001 | WO2001092979A1 Temperature compensation method |
12/06/2001 | US20010048339 Temperature compensation circuit and method of compensating |
12/05/2001 | EP1160642A1 Current limiting circuit |
12/05/2001 | EP1036353B1 Improvements in zener diode reference voltage standards |
12/04/2001 | US6326839 Apparatus for translating a voltage |
12/04/2001 | US6326836 Isolated reference bias generator with reduced error due to parasitics |
11/29/2001 | WO2001091280A1 High impedance bias device |
11/29/2001 | US20010045862 Current control circuit |
11/29/2001 | US20010045860 Electronic array and methods |
11/29/2001 | US20010045854 Semiconductor integrated circuit and method of compensating for device performance variations of semiconductor integrated circuit |
11/29/2001 | US20010045818 Calibration circuit for a band-gap reference voltage |
11/29/2001 | US20010045817 Current generator |
11/29/2001 | US20010045569 Potential detector and semiconductor integrated circuit |
11/28/2001 | EP1158383A1 Generation of a voltage proportional to temperature with a negative variation |
11/28/2001 | EP1158382A1 Generation of a voltage proportional to temperature with stable line voltage |
11/27/2001 | US6323725 Constant transconductance bias circuit having body effect cancellation circuitry |
11/27/2001 | US6323724 Biasing circuit for quickly outputting stable bias output and semiconductor memory device using the same |
11/27/2001 | US6323723 Current mirror circuit |
11/27/2001 | US6323722 Apparatus for translating a voltage |
11/27/2001 | US6323721 Substrate voltage detector |
11/27/2001 | US6323720 Internal voltage generator using anti-fuse |
11/27/2001 | US6323631 Constant current driver with auto-clamped pre-charge function |
11/27/2001 | US6323630 Reference voltage generation circuit and reference current generation circuit |
11/27/2001 | US6323628 Voltage regulator |
11/22/2001 | US20010043115 Circuit for providing a reference voltage |
11/22/2001 | US20010043110 Precise control of VCE in close to saturaion conditions |
11/22/2001 | US20010043106 Electronic circuit, semiconductor device, electronic equipment, and timepiece |
11/21/2001 | EP1156403A1 Generation of a voltage proportional to temperature with accurate gain control |
11/20/2001 | US6320810 Semiconductor memory device allowing reduction in current consumption |
11/20/2001 | US6320458 Integrated structure with an analog unit supplied by an external supply voltage by means of a low-pass filter and driving elements |
11/20/2001 | US6320457 High level voltage generator |
11/20/2001 | US6320455 Boost circuit |
11/20/2001 | US6320365 Current-limited switch with fast transient response |
11/20/2001 | US6320364 Current source circuit |
11/20/2001 | US6320361 Buffer device with dual supply voltage for low supply voltage applications |
11/15/2001 | US20010040445 Common mode bias voltage generator |
11/14/2001 | EP0961290B1 Flash memory with improved erasability and its circuitry |
11/13/2001 | US6317378 Buffer circuit |
11/13/2001 | US6316989 Cascade current miller circuit |
11/13/2001 | US6316987 Low-power low-jitter variable delay timing circuit |
11/13/2001 | US6316985 Substrate voltage generating circuit provided with a transistor having a thin gate oxide film and a semiconductor integrated circuit device provided with the same |
11/13/2001 | US6316971 Comparing and amplifying detector circuit |
11/13/2001 | US6316967 Current detector |
11/13/2001 | US6316927 Voltage output driver and filter |