Patents
Sitemap › H03 - Basic electronic circuitry › H03K - Pulse technique › H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
11/1984
11/13/1984US4482817 Bilateral electronic switch
11/13/1984CA1177934A1 Three state loop keyer
11/13/1984CA1177911A1 Josephson current regulator
11/13/1984CA1177890A1 Control circuitry for gated diode switches
11/07/1984EP0070844A4 Gating circuit.
11/06/1984US4481559 Mounting structure for components of electronic switching device
11/06/1984US4481434 Self regenerative fast gate turn-off FET
11/06/1984US4481431 Circuit for driving a switching transistor
11/06/1984US4481430 Power supply threshold activation circuit
11/06/1984US4481427 TTL Circuit having delay means for delaying the operation until the supply voltage reaches a certain threshold
11/06/1984CA1177517A1 Electrostatic high voltage drive circuit using diodes
10/1984
10/31/1984EP0123586A1 Tri-state driver circuit for automatic test equipment
10/31/1984EP0123335A1 High speed drive circuit
10/30/1984US4480275 Constant current biased head driver
10/30/1984US4480201 Dual mode power transistor
10/30/1984US4480200 Zero-crossing point detection circuit
10/30/1984US4480197 Multiple load switching circuit
10/30/1984US4480196 Input protection circuits for integrated circuit devices
10/30/1984US4480182 Single plane optical membrane switch and keyboard
10/30/1984US4479707 For a camera
10/29/1984EP0088769A4 Inductive load driver protection circuits having minimal power dissipation.
10/24/1984EP0122907A1 Control circuit for a switching transistor
10/24/1984EP0122370A1 Control circuit for a bistable relay
10/23/1984US4479111 Photo-optical switch apparatus
10/23/1984CA1176715A1 Arbiter circuit
10/17/1984EP0121845A1 Electromechanical transducer
10/16/1984US4477747 Lamp circuit for automobile
10/16/1984US4477742 Three terminal bidirectional drain to drain FET circuit
10/16/1984US4477741 Dynamic output impedance for 3-state drivers
10/16/1984US4477736 Semiconductor integrated circuit device including means for reducing the amount of potential variation on a reference voltage line
10/16/1984CA1176351A1 Ware identifying apparatus for glassware machines and the like
10/16/1984CA1176346A1 Capacitance switch detection circuitry
10/10/1984EP0120992A2 AND-gate driver circuit
10/10/1984EP0120939A1 Selectively operable electrical connection circuit.
10/09/1984US4476554 Sound actuated light switch
10/09/1984US4476440 Cross coupled amplifier
10/09/1984US4476429 High voltage bubble memory pulse generator output stage
10/09/1984US4476428 Power supply device
10/09/1984US4476427 Pulse signal processing circuit having a protection circuit against over-current breakdown
10/09/1984US4476402 VMOS-FET IMPATT diode pulse bias circuit
10/09/1984US4475280 Method of making an integrated circuit incorporating low voltage and high voltage semiconductor devices
10/09/1984CA1175929A1 Touch sensitive switch
10/09/1984CA1175908A1 Offset compensation for switched capacitor integrators
10/03/1984EP0120417A1 Circuit arrangement for the reduction of switching losses of an electronic switch in D.C. converters
10/03/1984EP0120347A2 Time switch
10/03/1984EP0120288A1 Power transistor switch
10/02/1984US4475187 Broad band exchange system to minimize crosstalk using threshold value multiplex circuits
10/02/1984US4475151 Switching amplifier circuit
10/02/1984US4475142 Low profile keyboard switch
10/02/1984US4475139 Thyristor-switched capacitor apparatus
10/02/1984US4475046 Ignition equipment for light ignition thyristors
10/02/1984CA1175527A1 Compensated transformer matrix keyboard with phase detection
10/02/1984CA1175503A1 Cmos turn-on circuit
10/02/1984CA1175480A1 Drive circuit for parallel non-matched semiconductors
09/1984
09/26/1984EP0119904A1 Bridge circuit for the base control of a power transistor
09/26/1984EP0119644A1 Impedance buffer
09/26/1984EP0119552A1 Circuit device for the automatic closing of a remote supply loop
09/26/1984EP0119401A2 Circuit arrangement for light barriers, e.g. for sheet control means in a printing machine
09/25/1984US4473862 Circuit for controlling an electromagnet
09/25/1984US4473858 Firing circuit for power thyristors
09/25/1984US4473782 Drive circuit for brushless direct-current motors
09/25/1984US4473762 Semiconductor integrated circuit with a response time compensated with respect to temperature
09/25/1984US4473761 Solid state transmission gate
09/25/1984US4473759 Power sensing circuit and method
09/25/1984US4473758 Substrate bias control circuit and method
09/25/1984CA1175117A1 Dual-mode amplifier
09/25/1984CA1175116A1 Switch controllable off and on by pulses
09/25/1984CA1175115A1 Solid state optically coupled electrical power switch
09/25/1984CA1175097A1 Method for limiting voltage across series-connected thyristors of high-voltage rectifier
09/19/1984EP0119159A1 Circuit with a switching transistor
09/18/1984US4472758 Capacitive switching device
09/18/1984US4472648 Transistor circuit for reducing gate leakage current in a JFET
09/18/1984US4472044 Semiconductor integration circuit
09/13/1984WO1984003588A1 Integrated self-firing thyristor structure for on/off switching of high currents, and control circuit thereof
09/12/1984EP0118336A1 High voltage MOS/bipolar power transistor apparatus
09/12/1984EP0117995A1 Cover for installation devices and process for its production
09/11/1984US4471245 FET Gating circuit with fast turn-on capacitor
09/11/1984US4471237 Output protection circuit for preventing a reverse current
09/11/1984US4471234 For indicating the existing operating condition of a device
09/05/1984EP0117508A2 Current driving circuit
09/04/1984US4470095 Coil excitation arrangement for producing a pulse-shaped field of constant intensity
09/04/1984US4470061 Integrated injection logic
09/04/1984US4469964 Synchronizer circuit
09/04/1984US4469961 Fast switching driver for inductive load, such as a phase shifter
09/04/1984CA1173947A1 Three stage minimum configuration conditionally non- blocking matrix
09/04/1984CA1173919A1 Transistor drive circuit
08/1984
08/30/1984WO1984003403A1 Mos depletion load circuit
08/29/1984EP0117180A2 Differential switching circuit
08/29/1984EP0116820A2 Complementary MOS circuit
08/29/1984EP0116617A1 A pulse code modulated digital automatic exchange
08/29/1984EP0052633B1 Optically switched device
08/28/1984US4468573 Proximity switch assembly with multiple interchangeable switch cores
08/28/1984CA1173521A1 Control circuit for semiconductor element with control electrode
08/28/1984CA1173518A1 Protection circuit for a data driver
08/28/1984CA1173510A1 Muting circuit
08/22/1984EP0116397A2 Voltage responsive circuit
08/21/1984US4467227 Channel charge compensation switch with first order process independence
08/21/1984US4467226 Darlington complementary circuit for preventing zero crossover distortion
08/21/1984US4467224 System for applying a high voltage source to a CRT through a capacitive load
08/21/1984CA1173143A1 Transfer bus matrix
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