Patents
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
01/1987
01/15/1987DE3524492A1 Opto-electrical device with a multiplicity of operating elements in a panel
01/14/1987EP0208588A1 Electric supply
01/14/1987CN86201530U Automatic cut-off type timing varying-voltage controlling box
01/13/1987US4636990 Three state select circuit for use in a data processing system or the like
01/13/1987US4636912 Circuit for controlling solenoid clutch
01/13/1987US4636906 Solid state circuit interruption employing a stored charge power transistor
01/13/1987US4636739 Circuit for reducing the occurrence of spurious signals on an output of an electronic circuit when the circuit power supply is switched on and off
01/13/1987US4636713 Monolithically integratable control circuit for switching inductive loads comprising a Darlington-type final stage
01/13/1987US4636705 Switching circuit utilizing a field effect transistor
01/13/1987US4636659 Sample and hold circuit
01/13/1987US4636658 Voltage detecting device
01/13/1987US4636653 High voltage semi-conductor switching apparatus and method
01/13/1987US4636632 Photoelectric input apparatus for display system
01/10/1987CN85100630A Power on-off control circuit
01/08/1987DE3619975A1 Proximity switch
01/08/1987DE3524050A1 Semiconductor arrangement with a linear power transistor stage
01/07/1987EP0207672A1 Switching device
01/07/1987EP0207372A1 Oscillator/demodulator circuit arrangement for an inductive proximity switch
01/07/1987EP0207177A1 Bidirectional power fet with shorting-channel off state
01/07/1987EP0207145A1 Method of operating parallel-connected semiconductor switch elements
01/07/1987CN86104716A Gate turn-off control circuit for a solid state circuit interrupter
01/07/1987CN85104913A Semiconductor module for a high-speed switching arrangment
01/06/1987US4635265 Power switching circuit for a pulsed laser
01/06/1987US4635250 Full-duplex one-sided cross-point switch
01/06/1987US4635032 Mobile door closure interrupting detector
01/06/1987US4634985 Time-interval signal generating apparatus
01/06/1987US4634905 Power-on-reset circuit having a differential comparator with intrinsic offset voltage
01/06/1987US4634904 CMOS power-on reset circuit
01/06/1987US4634883 Image sensor comprising a plurality of photosensors and switches
01/06/1987US4634877 Optical transmitter receiver switch
01/06/1987CA1216337A1 Pressure sensitive signal generator assembly
01/06/1987CA1216324A1 Series transistor chopper
01/02/1987DE3611220A1 Method and device for operating an internal combustion engine
01/02/1987DE3521983A1 Discharging circuit without significant losses for symmetrically arranged electronic switches in branched pairs
12/1986
12/31/1986WO1986007637A1 Magnetic field-dependent, inductive proximity switch
12/30/1986US4633358 H-switch circuit with an overcurrent protection circuit
12/30/1986US4633286 Multiple gap optically activated switch
12/30/1986US4633151 Series connected transistor protection circuit
12/30/1986US4633123 Piezoelectric polymer keyboard apparatus
12/30/1986US4633107 CMOS power-up reset circuit for gate arrays and standard cells
12/30/1986US4633106 MOS bootstrap push-pull stage
12/30/1986US4633101 Semiconductor sample and hold switching circuit
12/30/1986US4633096 High current diode pulse modulator
12/30/1986US4633095 Monolithic semiconductor integrated a.c. switch circuit
12/30/1986US4633094 Electronic switching apparatus
12/30/1986US4633077 Photoelectric switch with limit setting means to prevent disablement when the amplifier is saturated
12/30/1986US4632352 Mount for a proximity sensor
12/30/1986US4632032 Electronic ignition control circuit
12/30/1986EP0206710A2 CMOS high voltage switch
12/30/1986EP0206505A1 An overcurrent protective circuit for modulated-conductivity type MOSFET
12/30/1986EP0206482A1 Solid state switching circuit
12/30/1986EP0206462A2 Method of precharging and precharge circuit for dynamic cascode voltage switch logic
12/30/1986EP0206334A2 Photoelectronic switch
12/30/1986EP0206104A2 FET gate driver circuit
12/30/1986EP0206102A2 Programmable interface
12/30/1986EP0206087A1 Method and device for the recognition of the turned off state of a GTO
12/30/1986EP0206084A2 CMOS power-on detection circuit
12/30/1986EP0205807A1 Control process and system for an electromagnetic engine valve
12/30/1986EP0205635A1 Bidirectional power fet with bipolar on-state
12/30/1986EP0205539A1 Active circuit element
12/30/1986EP0205537A1 Method of and optoelectronic keyboard for generating input signals for electronic arrangements
12/30/1986CA1216041A1 Proximity switch circuit
12/23/1986US4631707 Memory circuit with power supply voltage detection means
12/23/1986US4631623 DC power control circuit with status reporting and protection against overloads and short circuits
12/23/1986US4631621 Gate turn-off control circuit for a solid state circuit interrupter
12/23/1986US4631567 Semiconductor device for receiving an input signal
12/23/1986US4631474 High or low-side state relay with current limiting and operational testing
12/23/1986US4631427 ECL gate circuit having internally generated reference voltages
12/23/1986US4631424 Multi-input logic circuit
12/23/1986US4631419 Transistor switch and driver circuit
12/23/1986US4631417 Addressable photodetector array
12/23/1986US4631399 Finger actuated switch
12/18/1986WO1986007510A1 Static switch circuit or device for the protected supply of a load, and its line
12/17/1986EP0205201A1 Sample-and-hold circuit arrangement
12/17/1986EP0205163A2 Watchdog timer circuit suited for use in microcomputer
12/17/1986EP0205158A1 Electronic switch
12/17/1986EP0204930A1 Protective device for an electromagnetic load
12/16/1986US4630248 Sound activated lamp arrangement
12/16/1986US4630162 ESD input protection circuit
12/16/1986US4630046 Broadband switching network in matrix form
12/16/1986US4629971 Switch mode converter and improved primary switch drive therefor
12/16/1986US4629909 Flip-flop for storing data on both leading and trailing edges of clock signal
12/16/1986US4629901 Photo coupler with static induction transistor type detector
12/16/1986US4629884 Electromagnetic radiation circuit element insensitive to external radiation
12/16/1986CA1215434A1 Bias current reference circuit having a substantially zero temperature coefficient
12/10/1986EP0204624A1 Device for monitoring the state of an electric switch and its use in an electric relay
12/10/1986EP0204618A1 Static electronic relay authorizing or establishing a current in any direction or an alternating current in a utilisation circuit
12/10/1986EP0204499A2 High voltage isolation circuit for CMOS networks
12/10/1986EP0204300A2 A programmable macrocell using EPROM or EEPROM transistors for architecture control in programmable logic circuits
12/10/1986EP0203923A1 Method for scanning a keyboard with capacitive keys and keyboard provided with means for scanning a keyboard according to this method.
12/10/1986EP0203914A1 Touch controlled display device.
12/09/1986US4628432 Proportional transistor base drive circuit for use in power converters
12/09/1986US4628307 FET switch for high frequency signals
12/09/1986US4628303 Visual monitor for electrical signals
12/09/1986US4628218 Driving circuit suppressing peak value of charging current from power supply to capacitive load
12/09/1986US4628214 Back bias generator
12/09/1986US4628199 Rotary noiseless detent switch
12/09/1986CA1215142A1 Cmos circuit overvoltage protection
12/09/1986CA1215138A1 Latching circuits
12/09/1986CA1215112A1 Accurate dead band control circuit