Patents
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
04/1997
04/23/1997CN2253063Y Socket
04/22/1997US5623254 Drive circuit fault detection drive
04/22/1997US5623221 Semiconductor integrated circuit device
04/22/1997US5623220 Offset reduction in a zero-detect circuit
04/22/1997US5623216 Output buffer current slew rate control integrated circuit
04/22/1997US5623171 High-voltage pulse generating circuit and electrostatic recipitator containing it
04/22/1997CA2129923C Protection system for thyristor valve
04/17/1997WO1997014218A1 Gatable level-pulling circuit
04/17/1997WO1997014217A1 Inflatable keyboard
04/17/1997WO1997014216A1 A high-speed/high-slew-rate tri-modal all bipolar buffer/switch and method thereof
04/17/1997WO1997013664A1 Optical detection system in a car-wash
04/17/1997WO1997005701A3 Universal sender device
04/17/1997DE19537619A1 Door opening monitoring device e.g. for automobile
04/17/1997CA2227254A1 Gatable-level-pulling circuit
04/16/1997EP0768796A1 Circuit for feeding an antenna signal
04/16/1997EP0768762A1 Output circuit
04/16/1997EP0768761A2 Multiple gated MOSFET for use in DC-DC converter
04/16/1997EP0768018A1 Thyristor power control circuit
04/16/1997EP0767991A2 Touch sensing devices and methods of making such
04/16/1997EP0702858A4 High voltage cmos logic using low voltage cmos process
04/16/1997EP0625273A4 Load programmable output buffer.
04/16/1997CN2252455Y Two-wire wallboard type touch induction light regulating switch
04/16/1997CN2252454Y Multiplex remote control type electrical equipment switch controller
04/16/1997CN2252419Y AC Power supply socket with time adjustable and circulating start and outage
04/16/1997CN2252367Y Cipher anti-theft siren
04/16/1997CN1147881A Load driving device
04/16/1997CN1147723A Electric power converter
04/15/1997US5621604 PWM multiplexed solenoid driver
04/15/1997US5621603 Pulse width modulated solenoid driver controller
04/15/1997US5621601 Over-current protection apparatus for transistor
04/15/1997US5621360 Voltage supply isolation buffer
04/15/1997US5621343 Demodulator circuit which demodulates pulse width modulated signals used in a semiconductor integrated circuit
04/15/1997US5621342 Low-power CMOS driver circuit capable of operating at high frequencies
04/15/1997US5621336 Neuron circuit
04/15/1997US5621290 Movable-window safety device
04/15/1997US5621257 Gate drive circuit for voltage-driven type power switching device
04/15/1997CA2062845C Switching voltage regulator with protective device against thermal breakdown
04/10/1997DE19604042C1 Open-circuit load detection circuit e.g. for motor vehicle lighting circuit
04/10/1997DE19604041C1 High-side switch load current detection circuit
04/10/1997DE19602456C1 BiCMOS-CMOS circuit with incorporated protection
04/10/1997DE19537428A1 Optisches Erfassungssystem Optical detection system
04/09/1997EP0767542A2 Transmit-receive switch
04/09/1997EP0767537A2 Power MOSFET including internal power supply circuitry
04/09/1997EP0766887A1 Self-illuminating touch activated optical switch
04/09/1997EP0478614B1 Finger operable control devices
04/08/1997US5619165 Voltage threshold detection circuit with very low consumption
04/08/1997US5619160 Control circuit for setting a bias source at partial stand-by
04/08/1997US5619156 Low voltage inhibit circuit and integrated circuit using same
04/08/1997US5619150 Switch for minimizing transistor exposure to high voltage
04/08/1997US5619147 CMOS buffer with controlled slew rate
04/08/1997US5619146 Switching speed fluctuation detecting apparatus for logic circuit arrangement
04/03/1997WO1997012443A1 Pre-regulator with active current limiting for power transistor
04/03/1997WO1997012442A1 Improved gate driver circuit and hysteresis circuit therefor
04/03/1997WO1997005760A3 Ultra-wideband directional sampler
04/03/1997DE19547754C1 Control circuit for BiCMOS bus driver
04/03/1997DE19546562C1 Circuit for controlling pulse output stage e.g. for pulse diode laser
04/03/1997DE19535985A1 Power FET control circuit
04/02/1997EP0766399A2 Bidirectional driver circuit for PCI bussystem
04/02/1997EP0766398A1 Capacitive switch
04/02/1997EP0766397A1 Driver for light emitting device
04/02/1997EP0766396A2 Switching circuit
04/02/1997EP0766395A2 Power transistor with short-circuit protection
04/02/1997EP0766394A2 Circuit arrangement for controlling a power enhancement MOSFET
04/02/1997EP0623258B1 Proximity switch adaptable to various sensor sizes
04/02/1997CN1034456C Drive circuit for a flyback converter with switching transistors in bridge arrangement
04/01/1997US5617452 Bit synchronizer
04/01/1997US5617055 Electronic switch having reduced body effect
04/01/1997US5617051 Voltage overshoot limiter
04/01/1997US5617048 Hysteretic power-up circuit
04/01/1997US5617046 Generation of a diagnostic signal when the current through a power transistor reaches a level close to a limit current
04/01/1997US5617025 Side part sensor for determining the presence or absence of a nut and a hole disposed adjacent the nut
04/01/1997US5616971 Power switching circuit
04/01/1997US5616970 Method and circuit arrangement for driving semiconductor switches in a series circuit
04/01/1997US5616945 Multiple gated MOSFET for use in DC-DC converter
03/1997
03/27/1997WO1997011529A1 Circuit for the multiple use of a transformer core
03/27/1997DE19638210A1 Fluid flowmeter with piezoelectric pressure sensor
03/27/1997DE19535548A1 Switch-on logic for operating unit with microprocessor and key=pad
03/27/1997DE19535541A1 Depletion MOSFET drive circuit
03/27/1997DE19535129A1 Integrated power switch circuit for inductive load
03/27/1997DE19534888A1 Schaltungsanordnung zur Mehrfachausnutzung eines Übertragerkerns Circuit arrangement for multiple use of a transformer core
03/27/1997CA2186556A1 Power line control system
03/26/1997EP0765034A1 Electronic switching device
03/26/1997EP0764365A2 Level-shifting circuit and high-side driver including such a level-shifting circuit
03/26/1997EP0764360A1 Half-bridge driver circuit
03/26/1997EP0764321A2 Arrangement for recording an information signal on a magnetic record carrier
03/26/1997EP0750809A4 Capacitance-sensitive switch and switch array
03/26/1997EP0715787A4 Optical rotary control device using a microprocessor
03/26/1997EP0593588B1 Circuit protection arrangement
03/26/1997CN2250599Y Limiting switch for light travelling distance
03/26/1997CN2250587Y Full automatic protective device for over voltage, under voltage, over current, delay and self protection
03/25/1997USRE35483 Switching matrix crosspoint
03/25/1997US5615094 Non-dissipative snubber circuit for a switched mode power supply
03/25/1997US5614872 Semiconductor device having CR oscillation circuit and reset circuit
03/25/1997US5614856 Waveshaping circuit generating two rising slopes for a sense amplifier pulldown device
03/25/1997US5614811 Power line control system
03/25/1997US5614797 For maintaining a constant total current in stator coils
03/25/1997CA2028760C Electronically-controlled fluid dispenser
03/20/1997WO1997010432A1 Final ignition stage
03/20/1997WO1997010128A1 System and method for controlling vehicle safety device
03/20/1997DE19534701A1 Bistable electronic relay, with load current controlled by electronic switch