Patents
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
01/2001
01/16/2001US6175252 Driver circuit
01/16/2001US6175225 Switching arrangement and switch component for a DC-DC converter
01/11/2001WO2001003301A1 High voltage protection circuit on standard cmos process
01/11/2001WO2001003278A1 Switching arrangement and switch component for a dc-dc converter
01/11/2001DE19951165C1 Optical sensor for object detection in surveillance zone has IC evaluation device providing binary switch output dependent on signal at output of receiver for reception light beam
01/11/2001DE19926214A1 Suppression of noise signals in signal from optical sensor or proximity switch by transmitting chirp sequence and autocorrelating
01/11/2001CA2377896A1 High voltage protection circuit on standard cmos process
01/10/2001EP1067827A2 High voltage discharge lamp apparatus for vehicles
01/10/2001EP1066685A1 Improved power on reset circuit
01/10/2001EP1066552A1 Circuit for controlling and measuring the load current through a load
01/10/2001EP0914713A4 Power-up detector for low power systems
01/10/2001EP0725955A4 Light beam scanning pen, scan module for the device and method of utilization
01/10/2001CN2414549Y Digital type infrared ray intelligent sensor
01/09/2001US6173436 Standard cell power-on-reset circuit
01/09/2001US6172552 FET device for use in solid-state relay
01/09/2001US6172551 Wide dynamic-range current switches and switching methods
01/09/2001US6172550 Cryogenically-cooled switching circuit
01/09/2001US6172535 High-speed analog comparator structures and methods
01/09/2001US6172525 Interface circuit with slew rate control
01/09/2001US6172522 Slew rate controlled predriver circuit
01/09/2001US6172516 Output buffering apparatus and method
01/09/2001US6172493 Switch-mode power converter circuit
01/09/2001US6172383 Power MOSFET having voltage-clamped gate
01/04/2001WO2001001645A1 Circuit and method for galvanically separate broadband transmission
01/04/2001WO2001001576A1 A low power multiplexer with shared, clocked transistor
01/04/2001WO2001001574A1 High efficiency high frequency resonant gate driver for power converter
01/04/2001DE19930313A1 Circuit for operating light barrier has electric light source as transmitter, light sensitive component as receiver, feedback from light sensitive component to light source
01/04/2001DE19928856A1 Circuit for overload protection has first and second input and output connections, two FETs for controlling conducting paths depending on the presence of an excessive voltage
01/04/2001DE19928760A1 Reverse polarity protection for intelligent semiconductor switch
01/04/2001DE19924568A1 Ladungspumpe Charge pump
01/04/2001DE10007871A1 Fuse-less DC-DC converter for motor vehicle, stops power supplied to load, when OFF state of overheating self cut-off type switch continues for preset time
01/04/2001DE10005864A1 Power supply controller for motor vehicle, has drive circuit to perform ON/OFF control of power supply switching transistor based on voltage difference between power supply switching and reference transistors
01/03/2001EP1064725A2 Bicmos switch circuit
01/03/2001CN2413435Y Electronic multiple switch
01/03/2001CN1278966A High sensitivity electrical switching circuit
01/02/2001US6169672 Power converter with clamping circuit
01/02/2001US6169671 Snubber circuit for a power switch and recitifying diode and power converter employing the same
01/02/2001US6169443 Transmission gate
01/02/2001US6169441 Drive circuit for a field effect-controlled power semiconductor component
01/02/2001US6169439 Current limited power MOSFET device with improved safe operating area
01/02/2001US6169432 High voltage switch for providing voltages higher than 2.5 volts with transistors made using a 2.5 volt process
01/02/2001US6169431 Drive circuit for a controllable semiconductor component
01/02/2001US6169392 DC-DC converter circuit
01/02/2001CA2044910C Method for operating a circuit arrangement for a sanitary fitting
12/2000
12/28/2000WO2000079685A1 Ladder switch circuit for dac
12/28/2000WO2000079682A1 Output controller
12/28/2000WO2000079681A1 Load control system having an overload protection circuit
12/28/2000WO2000079521A1 Write drive apparatus
12/28/2000WO2000043208B1 Speed typing apparatus and method
12/28/2000DE19929200A1 Rotary selection switch system with magnetoresistive sensors has shaft whose rotation is transferred element mounted on different axis of rotation, on which permanent magnet is mounted
12/28/2000DE19928907A1 Steuerschaltung Control circuit
12/28/2000DE19928796A1 Electronic circuit to switch load
12/27/2000EP1063773A2 Safety sensor
12/27/2000EP1063772A1 Half-bridge driver circuit
12/27/2000EP1063771A1 Ultra-fast switch with high recurrence frequency
12/27/2000EP1063757A2 Power MOSFET having voltage-clamped gate
12/27/2000EP1062729A1 Electronic device with illuminated operator buttons, the activation of said operator buttons being determined by detection of the change in the luminous reflectance
12/27/2000EP1062539A1 Improved photovaltaic generator circuit
12/27/2000EP0615653B1 Inductive load dump circuit
12/27/2000CN2412323Y Continuous general-purpose infrared remote control switch
12/26/2000USRE36998 Circuit for limiting the output voltage of a power transistor
12/26/2000US6166893 Semiconductor load driver circuit and method therefor
12/26/2000US6166869 Method and circuit for enabling rapid flux reversal in the coil of a write head associated with a computer disk drive, or the like
12/26/2000US6166565 Circuit for comparing two electrical quantities
12/26/2000US6166530 Current-Limited switch with fast transient response
12/21/2000WO2000077977A2 Pass-driver circuit for a two-conductor bus-system
12/21/2000WO2000077935A1 High isolation, low power high speed multiplexer circuit
12/21/2000WO2000077934A1 Method and device for disconnecting a cascode circuit with voltage-controlled semiconductor switches
12/21/2000WO2000077933A1 Circuit comprising a disconnectable power semiconductor switch
12/21/2000WO2000077932A2 Opto-electrical actuation system and method
12/21/2000WO2000077930A1 Low-voltage differential line driver
12/21/2000WO2000077909A1 System for a machine with a plurality of proximity sensors and a proximity sensor and a primary winding used in such a machine
12/21/2000DE19926173A1 Bustreiberschaltung für ein Zweileiter-Bussystem Bus driver circuit for a two-wire bus system
12/21/2000DE19926109A1 Power switch has auxiliary transistor with gate connected between power transistor and voltage limiting transistor
12/21/2000CA2376750A1 Method and apparatus for turning off a cascode circuit with voltage-controlled semiconductor switches
12/20/2000EP1061650A1 Bistable bidirectional high voltage switch
12/20/2000EP1061649A1 Circuit arrangement and method for controlling a load
12/20/2000CN2411622Y Improved structure of boomerang key
12/20/2000CN2411621Y Electrical product with frequency induction switched circuit
12/20/2000CN1277533A High-efficiency circularly controlled energy-saving electric heater
12/20/2000CN1277491A Automatic switch with infrared detector
12/20/2000CN1059750C Electric current control equipment
12/20/2000CN1059738C Timing apparatus
12/19/2000US6163634 Optical switch
12/19/2000US6163446 Protective circuit
12/19/2000US6163343 Electronic apparatus and method for independently resetting functional mode units of a multi-functional mode system
12/19/2000US6163206 Semiconductor integrated circuit device having recovery accelerator for changing bias circuit from standby mode without malfunction
12/19/2000US6163200 Gate driver device for GTO thyristor
12/19/2000US6163199 Overvoltage/undervoltage tolerant transfer gate
12/19/2000US6163191 Writing signal timer output circuit which includes a bistable timer signal generator
12/19/2000US6163183 Multifunction reset for mixed-signal integrated circuits
12/19/2000US6163178 Impedance controlled output driver
12/19/2000US6163169 CMOS tri-state control circuit for a bidirectional I/O with slew rate control
12/19/2000US6163064 Apparatus for improved operation of MOSFET devices in cryogenic environments
12/14/2000WO2000076070A1 Inductive proximity sensor oscillator
12/14/2000WO2000075794A1 Interface for coupling a bus node to the bus line of a bus system
12/14/2000WO2000046912A3 Cross coupled motor gate drive
12/14/2000DE19926799A1 Wireless supply of electrical power to sensors by converting medium frequency magnetic field received by secondary windings in each sensor
12/14/2000DE19926095A1 Interface zum Ankoppeln eines Busteilnehmers an die Busleitung eines Bussystems Interface for coupling to a bus station to the bus line of a bus system
12/14/2000DE19925993A1 Proximity switch for fixing in T=slot e.g. for pneumatic cylinder, has housing which can be released or reattached while fixing member is clamped in T=slot