Patents
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
01/1985
01/29/1985US4496854 On-chip SQUID cascade
01/29/1985US4496852 Low power clock generator
01/29/1985US4496850 Semiconductor circuit for enabling a quick rise of the potential _on the word line for driving a clock signal line
01/23/1985EP0132133A2 Microcomputer
01/23/1985EP0132071A2 Programmable logic array
01/22/1985US4495655 Testable optically isolated control circuit
01/22/1985US4495651 Broadcast receiver comprising an entirely electronic control device
01/22/1985US4495536 Voltage transient protection circuit
01/22/1985US4495485 Touch control arrangement for data entry
01/22/1985US4495421 Optical power supply switching apparatus
01/22/1985CA1181275A1 Apparatus for the transmission and distribution of light radiation
01/17/1985WO1985000253A1 Parallel mosfet power switch circuit
01/16/1985EP0131514A1 Complementary logic integrated circuit
01/16/1985EP0131205A2 Current source control potential generator for ECL logic circuits
01/16/1985EP0131146A1 Electronic switching device, preferably operating without making contact
01/15/1985US4494110 Keyboard modules for use in data terminals
01/15/1985US4494109 Switch array
01/15/1985US4494015 Pulse enhancement circuit for digital integrated circuit
01/15/1985US4494014 Analogue current switch bipolar injection technology
01/15/1985US4494013 Gating circuit with spurious signal prevention means
01/15/1985US4493377 Electronic two-hand safety system for power tools
01/15/1985US4493281 Shallow depth lead weight ejection circuit
01/15/1985CA1181137A1 Analogue current switch using bipolar injection technology
01/15/1985CA1181136A1 Electronic analogue switching device
01/09/1985EP0130529A1 Net of addressable photodetectors
01/09/1985EP0130339A2 High speed low power logic circuit
01/09/1985EP0130273A2 FET driver circuit
01/08/1985US4493058 Integrated circuit for writing, reading and erasing memory matrices with insulated-gate field-effect transistors having non-volatile storage behaviour
01/08/1985US4493002 Electronic circuit breaker
01/08/1985US4492958 Device for controlling and displaying the functions of an electric or electronic apparatus
01/08/1985US4492925 Testing and evaluating circuit for proximity switches in machine control means
01/08/1985US4492922 Magnetic sensor with two series-connected magnetoresistive elements and a bias magnet for sensing the proximity of a relatively movable magnetically permeable member
01/08/1985US4492913 Current regulating circuit for an electric consumer
01/08/1985US4492883 Unpowered fast gate turn-off FET
01/08/1985US4492880 Driver circuit
01/08/1985CA1180750A1 Polyphase static inverter
01/03/1985WO1985000081A1 Electric signal emitter with hall effect generator
01/02/1985EP0130139A1 Circuit arrangement for the electrically isolated reception of binary electrical signals
01/02/1985EP0130082A2 Logic and amplifier cells
01/02/1985EP0130079A2 MOS high current output buffer
01/02/1985EP0129909A2 Method and apparatus for controlling reverse-conducting GTO thyristor
01/02/1985EP0129789A2 Proximity switch
01/02/1985EP0129553A1 Comparator circuit having reduced input bias current
01/02/1985CA1180382A Feedback circuit for switching regulator
01/01/1985US4491892 Electronic current overload protection installation
01/01/1985US4491839 CMOS Selection circuit
01/01/1985US4491750 Bidirectionally source stacked FETs with drain-referenced common gating
01/01/1985US4491748 High performance FET driver circuit
01/01/1985US4491744 Current source direct base drive for transistor power switches
01/01/1985US4491742 Semiconductor switch device
12/1984
12/27/1984EP0128940A1 Darlington transistor switch
12/27/1984CA1180065A High voltage protection for an output circuit
12/25/1984US4490771 Control circuit arrangement for an electromagnetically operated power tool
12/25/1984US4490655 Bi-directional driver system for electrical load
12/25/1984US4490634 Semiconductor circuit
12/25/1984US4490630 Current switch emitter follower with current mirror coupled push-pull output stage
12/25/1984US4490626 Multiplexer circuitry for high density analog signals
12/25/1984US4489467 Mounting device for a rod-shaped proximity switch
12/19/1984EP0128631A2 Circuit comprising an amplifier and an electronic switch
12/18/1984US4489373 Non-dissipative LC snubber circuit
12/18/1984US4489372 Optical gate signal generating apparatus and thyristor converter apparatus including the same
12/18/1984US4489303 Contactless switch and joystick controller using Hall elements
12/18/1984CA1179732A1 Driver circuit for use with inductive loads or the like
12/12/1984EP0127775A2 Subharmonic controller for electromagnetic exciter
12/11/1984US4488068 Bidirectional drain to drain stacked FET gating circuit
12/11/1984US4488061 Drive circuit
12/11/1984US4488059 Semiconductor switch device
12/11/1984US4487458 Bidirectional source to source stacked FET gating circuit
12/11/1984US4487457 Gating circuit for combining series and parallel connected FETs
12/11/1984CA1179415A1 Hall effect alarm pull station
12/11/1984CA1179406A1 Protection circuit for integrated circuit devices
12/06/1984WO1984004857A1 Ringing signal generator
12/05/1984EP0127237A1 Automatically operating electric shaver
12/05/1984EP0126788A1 MOS push-pull bootstrap driver
12/04/1984US4486880 Output multiplexer having one gate delay
12/04/1984US4486811 Electrostatic proximity switch
12/04/1984US4486802 Driving circuit for short circuit-proof readout stages
12/04/1984US4486707 Gain switching device with reduced error for watt meter
12/04/1984US4486703 Boost voltage generator
12/04/1984US4486672 Drive circuits for driving digital circuits with a clock signal
11/1984
11/27/1984US4485432 Electronic voltage drop circuit
11/27/1984US4485431 DC-DC Converter
11/27/1984US4485424 Process and circuit for exciting solenoid coil
11/27/1984US4485342 Load driving circuitry with load current sensing
11/27/1984US4485316 Logic inverter, and a multi-output logic operator derived from this inverter, using at least two low-voltage-threshold field-effect transistors
11/27/1984US4485311 Drive circuit for at least one light-emitting diode
11/27/1984CA1178724A1 Contact-controlled capacitive switching apparatus
11/27/1984CA1178688A1 Polarity sensitive solid state relay
11/27/1984CA1178464A1 Matrix-type optical concentrator-distributor
11/20/1984US4484180 Switch condition indicator
11/20/1984US4484179 Touch position sensitive surface
11/20/1984US4484127 Inverter power transistor protection
11/20/1984US4484090 Pulse generator with shaped magnetic field
11/20/1984CA1178336A1 Base drive circuit for power transistors
11/13/1984US4483004 For carrying out a desired function
11/13/1984US4482932 Keyboard switch
11/13/1984US4482921 Level shifter for an automatic kinescope bias sampling system
11/13/1984US4482845 Light fixture
11/13/1984US4482821 Superconductive logic circuit
11/13/1984US4482818 Universal field convertible 3-wire switch