Patents
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
07/1994
07/20/1994EP0606766A1 Logic amplifier
07/20/1994EP0606746A1 A circuit for increasing the breakdown voltage of a bipolar transistor
07/20/1994EP0606213A1 Charge domain synapse cell
07/20/1994CN2172546Y Sonic-opticalcon trolled switch with overcurrent protecting delay
07/20/1994CN2172387Y Synchronous regulating infrared self-control water valve
07/20/1994CN1089758A A monolithic piezoelectric structural element for keyboards and method of manufacturing
07/20/1994CA2113495A1 Driving circuit for bipolar transistors and ballast inverter provided with such circuit
07/19/1994US5331477 Low voltage, constant current magnetic transducer drive system for digital recording
07/19/1994US5331322 Current cell for digital-to-analog converter
07/19/1994US5331270 Circuit array for limiting a load current by reverse phase angle control
07/19/1994US5331234 Solid state switch
07/19/1994US5331220 Soft wakeup output buffer
07/19/1994US5331216 High speed multiplexer
07/19/1994US5331213 Pulse transmission circuit with undershoot eliminating circuitry
07/19/1994US5331209 Auto-reset circuit with improved testability
07/19/1994US5331206 Circuit for driving a transmission line
07/19/1994US5330630 Switch with improved threshold voltage
07/14/1994DE4300620C1 Electric switch current monitoring method
07/13/1994EP0606160A1 Protection circuit used for deactivating a transistor during a short circuit having an inductive component
07/13/1994EP0606015A1 Photoelectric control unit
07/13/1994CN2171949Y Automatic delay shutoff switch
07/13/1994CN2171287Y Power control device of electric pot
07/12/1994US5329577 Telephone having touch sensor for responding to a call
07/12/1994US5329460 Programmable gate array with improved interconnect structure, input/output structure and configurable logic block
07/12/1994US5329247 Switchable MOS current mirror
07/12/1994US5329210 High-speed driver for an LED communication system or the like
07/12/1994US5329193 Computer controller
07/12/1994US5329192 High speed CMOS current switching circuit
07/12/1994US5329180 Flexible high impedance control in a cole cell in a configurable logic array
07/12/1994US5329177 In a semiconductor integrated circuit
07/12/1994US5329175 Reduced noise, low power, high speed output buffer
07/12/1994US5329174 Circuit for forcing known voltage on unconnected pads of an integrated circuit
07/12/1994US5329117 Device for dispensing predetermined dosages of flowable material
07/07/1994WO1994015396A1 Electrical circuit for signal or alternating currrent amplification and control driven by another signal or alterning current
07/07/1994WO1994015394A1 Low power electronic circuit comprising a resonant system and a function circuitry
07/07/1994WO1994011227A3 Signal generator
07/07/1994DE4345087A1 Rückstellschaltkreis Reset circuit
07/07/1994DE4344307A1 Output circuit for complementary MOS integrated logic device
07/07/1994DE4302379C1 Adjustable proximity switch using magnetic field sensor
07/06/1994EP0605253A2 Rectifying transfer gate circuit
07/06/1994CN2171174Y A.C. contactless remote-control switch
07/06/1994CN2171173Y 自动开关 Automatic switch
07/06/1994CN2171172Y Power switch for field-effect transistor
07/06/1994CN1089043A Power transistor overcurrent protection circuit
07/06/1994CA2112316A1 Reset circuit
07/05/1994US5327463 Integrated circuit device for RS-232C line receiver
07/05/1994US5327164 Method and apparatus for providing a touch screen
07/05/1994US5327028 Voltage reference circuit with breakpoint compensation
07/05/1994US5327022 Multiplexer circuit less liable to malfunction
07/05/1994US5327021 Waveform synthesizing circuit
07/05/1994US5327017 Circuit arrangement for switching of RF signals
07/05/1994US5327016 Load control circuit including automatic AC/DC discernment
06/1994
06/30/1994DE4342249A1 Elektrischer Schalter-Schaltkreis und Verfahren zum Betätigen eines Schalters Electric switch circuit and method for operating a switch
06/29/1994EP0604270A1 Power-on reset circuit with protection against power failures for an integrated circuit
06/29/1994EP0603899A2 Driver circuit
06/29/1994EP0603655A2 Current limiting solenoid driver
06/29/1994EP0603550A2 A zero current switching reverse recovery circuit
06/29/1994CN2170608Y Self-insurance type solid electronic switch
06/29/1994CN2170607Y Infrared remote-switch
06/29/1994CN2170606Y Solid electronic backward-forward switch for three-phase electric machine
06/29/1994CN2170575Y 时间继电器 Time Relay
06/29/1994CN2170362Y Timing switch for controlling inside of safe
06/28/1994US5325258 Power transistor driver circuit with current sensing and current overprotection and method for protecting power transistor from overcurrent
06/28/1994US5325074 Oscillator with supply voltage changeover according to activated and disabled states of a microcomputer
06/28/1994US5325067 Apparatus for matching impedance in an electrostatic sensor
06/28/1994US5324993 Data output circuit for semiconductor integrated circuit device
06/28/1994US5324992 Self-timing integrated circuits having low clock signal during inactive periods
06/28/1994CA2013296C Memory drive device and method
06/22/1994EP0603039A1 Keyboard for a severe environment and cooking appliance incorporating same
06/22/1994EP0602978A1 Circuit for shortening the turn-off time of a power transistor
06/22/1994EP0602892A2 Semiconductor valve
06/22/1994EP0602708A2 Control electrode disable circuit for power transistor
06/22/1994EP0602699A2 Current limited power semiconductor device
06/22/1994EP0602496A1 Tristate-capable driver circuit
06/22/1994CN2169968Y Wall light regulating touching switch
06/21/1994US5323376 Atomic scale electronic switch
06/21/1994US5323072 Interface circuit which suppresses interference
06/21/1994US5323070 Output buffer circuit having output bouncing controlled circuits
06/21/1994US5323069 Direct I/O access to express bussing in a configurable logic array
06/21/1994US5323067 Self-disabling power-up detection circuit
06/21/1994US5323066 Method and apparatus for performing power on reset initialization in a data processing system
06/21/1994US5323063 Buffer circuit
06/21/1994US5323044 Bi-directional MOSFET switch
06/16/1994DE4303147C1 GTO thyristor current regulator - with resonance circuit and active clamping using gate-turn-off clamping thyristor
06/16/1994DE4242164A1 Contactless safety sensor with PTC switch - has conductive tracks within housing which if broken due to mechanical damage of housing cause fault function to be signalled
06/15/1994EP0601935A1 Controlled delay circuit
06/15/1994EP0601750A1 Input circuit for an integrated circuit
06/15/1994EP0601382A1 Expansible high speed digital multiplexer
06/15/1994CN2169272Y Series sound-light controlling and timing lamp switch
06/15/1994CN2169246Y Energy-saving switch controlled by sound, light and contact
06/15/1994CN1088008A Telecontrol circuit interface device
06/15/1994CN1025081C Solid state power controller
06/14/1994US5321597 Galvanic isolation device for direct current electrical signals or electrical signals likely to include a direct current component
06/14/1994US5321355 Hall Effect position sensor with flux limiter and magnetic dispersion means
06/14/1994US5321326 Output buffer circuit
06/14/1994US5321319 High speed CMOS bus driver circuit that provides minimum output signal oscillation
06/14/1994US5321317 Zero-consumption power-on reset circuit
06/14/1994US5321313 Controlled power MOSFET switch-off circuit
06/14/1994US5321311 Apparatus for detecting erroneous operation in a non-contact push-button switch
06/14/1994US5321293 Integrated device having MOS transistors which enable positive and negative voltage swings