Patents
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)
08/2002
08/13/2002US6433556 Circuit for generating a ramp signal between two temperature points of operation
08/13/2002US6433529 Generation of a voltage proportional to temperature with accurate gain control
08/13/2002US6433528 High impedance mirror scheme with enhanced compliance voltage
08/08/2002WO2002061946A1 Phase-locked with composite feedback signal formed from phased-shifted variants of output signal
08/08/2002WO2002061519A2 Bias circuit for maintaining a constant value of transconductance divided by load capacitance
08/08/2002US20020105848 Supply voltage generating circuit and semiconductor memory device using same
08/07/2002EP1229658A2 High-speed, high PSRR, wide operating range voltage controlled oscillator
08/07/2002EP1229656A2 Low power, charge injection compensated charge pump
08/07/2002EP1229654A2 High speed, wide bandwidth phase locked loop
08/07/2002EP1229420A1 Bandgap type reference voltage source with low supply voltage
08/07/2002EP1229419A2 Low dropout voltage regulator with high bandwidth and high power supply rejection ratio
08/07/2002EP1229234A1 Integrated circuit and method of soft thermal shut down for power devices
08/06/2002US6429731 CMOS voltage divider
08/06/2002US6429730 Bias circuit for series connected decoupling capacitors
08/06/2002US6429729 Semiconductor integrated circuit device having circuit generating reference voltage
08/06/2002US6429727 Low EMI shutdown circuit for modem applications
08/06/2002US6429726 Robust forward body bias generation circuit with digital trimming for DC power supply variation
08/06/2002US6429720 RMS-DC converter using a variable gain amplifier to drive a squaring cell
08/06/2002US6429631 Regulated power source circuit including an overcurrent detecting mechanism for eliminating loss in the output control element
08/01/2002WO2002060063A1 Self-biasing phase-locked loop system
08/01/2002WO2002060062A2 Phase-locked loop with conditioned charge pump output
08/01/2002WO2002059708A1 Device for controlling a circuit generating reference voltages
08/01/2002WO2002059706A2 Programmable current mirror
08/01/2002WO2002013362A3 Linear regulators with low dropout and high line regulation
08/01/2002US20020101292 Self-biasing phase-locked loop system
08/01/2002US20020101289 Phase-locked loop with conditioned charge pump output
08/01/2002US20020101225 Circuit configuration with a load transistor and a current measuring configuration
08/01/2002US20020100883 Method and apparatus for a phototransistor pulse width converter
08/01/2002DE10102443A1 Stromquellenschaltung Current source circuit
07/2002
07/31/2002EP1038355B1 Buffer circuit
07/30/2002US6426671 Internal voltage generating circuit
07/30/2002US6426669 Low voltage bandgap reference circuit
07/30/2002US6426614 Boot-strapped current switch
07/25/2002WO2002057864A2 Current source circuit
07/25/2002WO2002003161A8 Bis circuit for establishing a plurality of bias voltages
07/23/2002US6424585 Semiconductor memory device with a voltage down converter stably generating an internal down-converted voltage
07/23/2002US6424205 Low voltage ACMOS reference with improved PSRR
07/23/2002US6424204 Current mirror circuit
07/23/2002US6424191 Low side current sink circuit having improved output impedance to reduce effects of leakage current
07/23/2002US6424132 Adding a laplace transform zero to a linear integrated circuit for frequency stability
07/18/2002US20020093375 Threshold voltage generation circuit
07/18/2002US20020093374 Control circuit for an output driving stage of an integrated circuit
07/18/2002US20020093325 Low voltage bandgap reference circuit
07/18/2002US20020093324 Low temperature coefficient reference current generator
07/18/2002US20020093323 Device and method for rising voltage level
07/18/2002US20020093321 Adding a laplace transform zero to linear integrated circuit for frequency stability
07/18/2002DE10065379A1 Stromspiegelschaltung Current mirror circuit
07/16/2002US6420936 Power controller and power controlling method
07/16/2002US6420859 Voltage supply controller
07/11/2002WO2002054167A1 Voltage regulator with enhanced stability
07/11/2002US20020089371 Pair of bipolar transistor complementary current sources with base current compensation
07/11/2002US20020089370 Internal voltage generator for semiconductor memory device
07/11/2002US20020089319 Current mirror circuit
07/11/2002DE10060842A1 Current mirror circuit for producing an output current which mirrors a reference input current, generates a base current between two bipolar transistors using a further current mirror circuit
07/10/2002CN1087520C Intermediate voltage generating circuit
07/09/2002US6417726 Semiconductor device capable of adjusting an internal power supply potential in a wide range
07/09/2002US6417724 Folded PTAT current sourcing
07/09/2002US6417723 Method and apparatus for generating low-noise current for MR heads
07/09/2002US6417702 Multi-mode current-to-voltage converter
07/09/2002US6417656 Temperature characteristic compensating circuit and semiconductor integrated circuit having the same
07/09/2002US6417655 Common mode bias voltage generator
07/04/2002US20020084835 Semiconductor device with reduced leakage of current
07/04/2002US20020084812 Driving circuit and constant current driving apparatus using the same
07/02/2002USRE37778 Current limiting circuit
07/02/2002US6414552 Operational transconductance amplifier with a non-linear current mirror for improved slew rate
07/02/2002US6414538 Circuit to reduce AC component of bias currents in high speed transistor logic circuits
07/02/2002US6414522 Bias generating circuit for use with an oscillating circuit in an integrated circuit charge pump
06/2002
06/27/2002WO2002003161A3 Bis circuit for establishing a plurality of bias voltages
06/27/2002US20020082826 Driver circuit
06/27/2002US20020080056 Differential voltage reference buffer
06/27/2002US20020079955 Circuit for generating internal power voltage in a semiconductor device
06/27/2002US20020079953 Folded ptat current sourcing
06/27/2002US20020079935 Buffer/driver for low dropout regulators
06/27/2002US20020079876 Bandgap reference circuit
06/25/2002US6411159 Circuit for controlling current levels in differential logic circuitry
06/25/2002US6411158 Bandgap reference voltage with low noise sensitivity
06/25/2002US6411154 Bias stabilizer circuit and method of operation
06/20/2002US20020075706 Boosted voltage supply
06/20/2002US20020075067 Semiconductor integrated circuit
06/20/2002US20020075066 Semiconductor integrated circuit device
06/20/2002US20020075063 Frequency adaptive negative voltage generator
06/20/2002US20020075062 Semiconductor device capable of adjusting an internal power supply potential in a wide range
06/20/2002US20020075055 Configurable dual-supply voltage translating buffer
06/20/2002US20020074984 Temperature characteristic compensating circuit and semiconductor integrated circuit having the same
06/19/2002EP1215807A1 Adding a laplace transform zero to a linear integrated circuit for frequency stability
06/18/2002US6407638 Low temperature-corrected voltage generator device
06/18/2002US6407625 Method and system for generating multiple bias currents
06/18/2002US6407624 Circuit for providing a reference voltage
06/18/2002US6407623 Bias circuit for maintaining a constant value of transconductance divided by load capacitance
06/18/2002US6407622 Low-voltage bandgap reference circuit
06/18/2002US6407621 Mechanism for generating precision user-programmable parameters in analog integrated circuit
06/18/2002US6407620 Current mirror circuit with base current compensation
06/18/2002US6407618 Method and apparatus for a bias generator with output current dependent on clock frequency
06/18/2002US6407617 Bias circuit and method of fabricating semiconductor device
06/18/2002US6407615 Temperature compensation circuit and method of compensating
06/18/2002US6407537 Voltage regulator provided with a current limiter
06/13/2002US20020070793 Standard CMOS compatible band gap reference
06/13/2002US20020070792 Electronic circuit, semiconductor device, electronic equipment, and timepiece
06/13/2002US20020070722 Apparatus for generating constant reference voltage signal regardless of temperature change
06/13/2002US20020070721 Wideband regulator with fast transient suppression circuitry
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