Patents
Patents for G05F 1 - Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems (37,749)
06/1996
06/18/1996US5528167 Combination of terminator apparatus enhancements
06/18/1996US5528132 Method and apparatus for increasing switching regulator light load efficiency
06/18/1996US5528129 Semiconductor integrated circuit for generating constant internal voltage
06/18/1996US5528127 Controlling power dissipation within a linear voltage regulator circuit
06/18/1996US5528123 Power circuit
06/18/1996US5528087 Power supply apparatus for efficient power conservation of a battery
06/13/1996WO1996018107A1 Reliable voltage monitoring system
06/12/1996EP0716368A1 Charge pump voltage multiplier circuit with control feedback and corresponding method
06/12/1996EP0198009B1 Current source with adjustable temperature coefficient
06/11/1996US5525951 Choke coil
06/11/1996US5525897 Transistor circuit for use in a voltage to current converter circuit
06/11/1996US5525896 Fuel gauge power system for use with alternating current vehicle electrical system
06/11/1996US5525895 Power supply for portable telephone
06/06/1996WO1996017424A2 Pre-regulator with protection against voltage ringing on turn-off
06/06/1996WO1996017419A1 Ignition apparatus and method
06/06/1996CA2205090A1 Ignition apparatus and method
06/05/1996EP0715238A2 Circuit and method for regulating a voltage
06/05/1996EP0715237A2 Circuit arrangement for generation of a regulated output voltage
06/04/1996US5523936 Built-in input filter forward converter
06/04/1996US5523673 Electrically controllable inductor
06/04/1996US5523632 Method and device to recover energy from driving inductive loads
06/04/1996CA2080230C Ac power conditioning circuit
05/1996
05/29/1996EP0667053A4 Active power line conditioner with synchronous transformation control.
05/28/1996US5521489 Overheat detecting circuit
05/28/1996US5521488 Voltage regulator and method therefor
05/23/1996WO1996015617A1 Supply voltage switching apparatus
05/22/1996EP0713166A1 A voltage reference circuit
05/22/1996EP0713163A1 Protection circuit and method for power transistors, voltage regulator using the same
05/22/1996EP0659309B1 Rectifier circuit
05/22/1996CN1122965A Power fimiting regulator
05/21/1996US5519599 Control of switching devices in synchronized-rectification system
05/21/1996US5519310 Voltage-to-current converter without series sensing resistor
05/21/1996US5519309 Voltage to current converter with extended dynamic range
05/21/1996US5519295 Electrically operated actuator having a capacitor storing energy for returning the actuator to a preferred position upon power failure
05/21/1996CA2068219C Regulated bifurcated power supply
05/17/1996WO1996014613A1 Voltage reference with testing and self-calibration
05/15/1996EP0712207A2 Power supply for timed residual power after turn off
05/15/1996DE4440529A1 Schaltungsanordnung zur Ladung und Entladung von Speicherkondensatoren A circuit arrangement for charge and discharge of storage capacitors
05/14/1996US5517153 Power supply isolation and switching circuit
05/14/1996US5515572 Electronic vacuum cleaner control system
05/14/1996CA2063750C Switching regulator
05/09/1996WO1996013768A1 Active power down for pc card i/o applications
05/09/1996WO1996013766A1 Feedforward active filter for output ripple cancellation in switching power converters
05/09/1996DE4439707A1 Spannungsreferenz mit Prüfung und Eigenkalibrierung Voltage Reference with testing and self-calibration
05/08/1996CN1122063A Method for displaying arrangement state of multiple adjustable transformer device and detector of same
05/07/1996US5514995 PCMCIA power interface
05/07/1996US5514951 Supply-discriminating supply-adaptive electronic system
05/07/1996US5514947 Phase lead compensation circuit for an integrated switching regulator
05/07/1996US5514942 Circuit arrangement for powering control circuitry and driving an inductive load from a single DC source
05/02/1996WO1996013100A1 Method and apparatus for controlling the voltage supplied to a semiconductor device
05/02/1996WO1996012995A1 N-channel voltage regulator
05/01/1996EP0708998A1 Buffered d.c. power supply
05/01/1996EP0708939A1 Optimization circuit
04/1996
04/30/1996US5513091 Voltage transforming circuit
04/30/1996US5513089 Switching power source control circuit for controlling a variable output to be a target value by thinning-out switching pulses
04/30/1996US5512818 Containing an electromagnet
04/25/1996DE19536829A1 Supply voltage circuit for maintaining stable operation of NTL-gate circuits
04/24/1996CN1121167A Solar cell system and intermittent motion apparatus using same
04/24/1996CN1121164A Air conditioning device
04/23/1996US5510749 Circuitry and method for clamping a boost signal
04/23/1996US5510699 Voltage regulator
04/23/1996US5510697 Low drop-out voltage regulator apparatus
04/23/1996US5510679 Reverse phase-controlled dimmer with integral power adjustment means
04/18/1996WO1996011431A1 An improved variable-voltage cpu voltage regulator
04/17/1996EP0707369A1 System for stabilizing a power line against reactive charge fluctuations and device for reactive power compensation
04/17/1996EP0505499B1 Regulated bifurcated power supply
04/17/1996EP0495042B1 Arrangement for symmetrical load distribution in power supply units connected in parallel on the output side
04/17/1996CN2225104Y Permanent magnetic voltage-constant generator with flying wheel
04/16/1996US5508906 Low loss recirculation apparatus
04/16/1996US5508653 Multi-voltage circuit arrangement and method for accommodating hybrid electronic system requirements
04/16/1996US5508603 Regulated power source for applying dc power to a remote load
04/16/1996US5507067 Electronic vacuum cleaner control system
04/10/1996EP0706266A1 Detection of input signal level exceeding a threshold value
04/10/1996CN2224435Y Three-phase a.c. voltage automatic compensator
04/10/1996CN2224434Y Voltage-current stabilizer
04/09/1996US5506495 Step-down circuit with stabilized internal power-supply
04/09/1996US5506494 Resistor circuit with reduced temperature coefficient of resistance
04/09/1996US5506480 Stage lighting control system
04/04/1996WO1996010258A1 Pcmcia power multiplexer integrated circuit with programmable decode
04/04/1996WO1996010223A1 Delayed safety braking apparatus for a servomotor control system
04/04/1996CA2201289A1 Delayed safety braking apparatus for a servomotor control system
04/03/1996EP0705020A2 Circuit arrangement for feeding at least a load
04/03/1996EP0704865A1 Apparatus to generate magnetism
04/03/1996EP0704144A1 Soft switching circuitry
04/02/1996US5504452 Semiconductor integrated circuit operating at dropped external power voltage
04/02/1996US5504447 Transistor programmable divider circuit
04/02/1996US5504418 Full shunt boost switching voltage limiter for solar panel array
04/02/1996US5504380 Method and apparatus for controlling a current generator
03/1996
03/30/1996CA2159284A1 Variamp oil temperature control
03/30/1996CA2159283A1 Multiple regulator control
03/28/1996WO1996009693A1 Damped emi input filter for power factor correction circuits
03/28/1996WO1996009685A1 Process for regulating a four-quadrant regulator operating as a mains converter
03/28/1996DE4433899A1 Constant value DC voltage potential generating circuit
03/28/1996DE19535352A1 Excess current detection and control circuit for power source of semiconductor device test system
03/27/1996EP0667992A4 Load current fundamental filter with one cycle response.
03/27/1996EP0581914B1 Reference voltage generator for dynamic random access memory
03/27/1996CN2223504Y Power-saving domestic full-automatic alternating current voltage regulator
03/27/1996CN2223503Y Compensating AC voltage regulator
03/27/1996CN1119294A Power supply apparatus having a function of compensating for changes in voltage
03/26/1996USRE35190 Plug-in power supply