Patents
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
01/1995
01/25/1995EP0635942A2 Digital switching stage with current switch
01/25/1995EP0635889A1 Bidirectional control rectifying semiconductor apparatus
01/25/1995EP0635174A1 Power driver circuit.
01/25/1995EP0635172A1 Compact and efficient transformerless power conversion system
01/25/1995CN2188261Y Multiplex infrared remote-controlled switch
01/25/1995CN2188260Y Microphonic trigger switch
01/25/1995CN1097910A Radio receiver-transmitter apparatus
01/24/1995US5384736 Data output circuit of a semiconductor memory device
01/24/1995US5384735 Data output buffer of a semiconductor memory device
01/24/1995US5384732 Semiconductor device comprising a function change over switching circuit having a non-volatile storage device
01/24/1995US5384546 Time domain component multiplexor
01/24/1995US5384505 Delayed-pulse generator having means for stabilizing the charging current
01/24/1995US5384459 Illuminated switch and keypad assembly having a light gradient and a light conductive elastomeric assembly
01/24/1995US5384457 Low power optoelectronic device and method
01/19/1995DE3250113C1 Elektronisches, vorzugsweise berührungslos arbeitendes Schaltgerät Electronics, preferably contactless switching device
01/18/1995EP0634838A1 Circuit assembly for controlling a MOS field effect transistor push-pull stage
01/18/1995EP0634837A2 Oscillation circuit, microcomputers and IC cards using the same
01/18/1995EP0634795A2 An integrated device having MOS transistors which enable positive and negative voltage swings
01/18/1995EP0634037A1 Joystick.
01/18/1995CN2187832Y Automatic emergency illumination device of electricity leakage protector
01/18/1995CN1027470C Integrated poly-phase power meter
01/17/1995US5383108 Inverter apparatus
01/17/1995US5383082 Overcurrent protector for power element
01/17/1995US5382923 Charge-pump circuit for use in phase locked loop
01/17/1995US5382916 Differential voltage follower
01/17/1995US5382847 Output buffer circuits including voltage compensation
01/17/1995US5382837 Switching circuit for semiconductor device
01/17/1995US5382826 Stacked high voltage transistor unit
01/17/1995US5382791 Light responsive control switch
01/17/1995US5382785 Laser beam delivery path and target proximity sensor
01/12/1995WO1995001670A1 Ac to dc power conversion system
01/12/1995WO1995001667A1 A protection device using field effect transistors
01/12/1995DE4418948A1 Mounting base for an inductive proximity switch
01/12/1995DE4323014A1 Active receiving antenna having an active signal path and a passive signal path
01/12/1995CA2166418A1 A protection device using field effect transistors
01/11/1995EP0633665A2 An inverter circuit
01/11/1995EP0633663A1 Switching assembly for hand tools
01/11/1995CN2187355Y Infrared remote-controlled automatic socket
01/11/1995CN2187353Y Stepless voltage-regulating timer for electrical equipment
01/11/1995CN2187352Y Hand remote-control dual-purpose stepless voltage-regulating multiple-way switch
01/11/1995CN2187351Y Voltage-regulating switch starter
01/10/1995US5381551 Semiconductor integrated circuit including an arbitrate circuit for giving priority to a plurality of request signals
01/10/1995US5381297 System and method for operating high speed solenoid actuated devices
01/10/1995US5381296 Short circuit limiting protector
01/10/1995US5381061 Overvoltage tolerant output buffer circuit
01/10/1995US5381054 Multiple input comparator circuit for a switched resistive network
01/10/1995US5381044 Bootstrap circuit for driving a power MOS transistor
01/10/1995US5381018 Electronic circuit to replace a light emitting diode and a light dependent resistor
01/10/1995US5380983 Electrical appliance having user proximity sensor
01/05/1995WO1995000960A1 A system and method for operating high speed solenoid actuated devices
01/05/1995WO1995000864A1 Magnetic screen
01/05/1995DE4333359A1 Monolithic integrated power output stage
01/05/1995DE4321014A1 Method and circuit for protecting inputs of integrated circuits against crosstalk
01/05/1995DE4320955A1 Infrared sensing system
01/05/1995DE4320685A1 Oscillator demodulator arrangement for an inductive proximity switch having several switching points
01/04/1995EP0632596A2 Logic gate circuit formed of semiconductor transistors
01/04/1995EP0632595A1 Line-driver-stage in current switch technology
01/04/1995EP0632593A1 Capacitive sensor circuit
01/04/1995EP0632592A1 Opto-Leaf switch for pinball games
01/04/1995EP0632591A1 Integrated circuit comprising a noise-reducing output stage
01/04/1995EP0632278A1 Power on system
01/04/1995EP0631700A1 Rotary programmer for travel-limit control.
01/04/1995CN2186975Y Lead wire touch switch
01/03/1995US5379230 Semiconductor integrated circuit having semiconductor output device driving external load and microprocessor unit
01/03/1995US5379208 High speed driving circuit for magnetic head effective against flyback pulse
01/03/1995US5379206 Low loss snubber circuit with active recovery switch
01/03/1995US5379178 Method and device for triggering an electromagnetic consumer
01/03/1995US5379089 Flash control device using cascade-connected thyristor and MOSFET
01/03/1995US5378938 Sample-and-hold circuit including push-pull transconductance amplifier and current mirrors for parallel feed-forward slew enhancement and error correction
01/03/1995US5378936 For detecting a level of power supply voltage
01/03/1995US5378903 Semiconductor device with low on-voltage and large controllable turn-off current
01/03/1995CA2125611A1 Power on system
01/02/1995CA2126964A1 Capacitive sensor circuit
12/1994
12/28/1994EP0631390A2 A power semiconductor circuit
12/28/1994EP0631389A2 Power-on reset circuit
12/28/1994EP0631318A1 An integrated circuit having a diode voltage clamp for preventing damage by electrostatic discharge
12/28/1994EP0630533A1 A short-circuit limiting protector
12/28/1994EP0630523A1 Circuit construction for controlling saturation of a transistor
12/28/1994CN2186451Y Double-time power socket for household
12/28/1994CN1096909A Dynamic equalizing-current network circuit with several parallel bipolar power transistors
12/27/1994US5377213 Laser driving circuit
12/27/1994US5377172 Modulated magnetic field generation circuit for magneto-optical disks
12/27/1994US5377158 Memory circuit having a plurality of input signals
12/27/1994US5377156 Semiconductor device incorporating main and stand-by boosted internal power supply for compensating for deviation on operating condition and fabrication process conditions
12/27/1994US5377076 Water proof structure for housing an outdoor sensor device
12/27/1994US5377055 Circuit apparatus for driving a magnetic head
12/27/1994US5376846 Temperature compensation circuit and method of operation
12/27/1994US5376835 Power-on reset circuit
12/27/1994US5376833 Current driver circuit
12/27/1994US5376832 MOS half-bridge drive circuit, particularly for power MOS half-bridges
12/27/1994US5376831 Power switch circuit providing linear voltage rise
12/27/1994US5376829 High-speed complementary multiplexer
12/27/1994US5376764 Three-way switch
12/27/1994US5376626 Magnetic field operated superconductor switch
12/22/1994WO1994029961A1 Overvoltage protection
12/22/1994DE4421249A1 Switched-mode power supply device having a snubber circuit
12/22/1994DE4401609C1 Power amplifier for the feeding of an inductive load by switched transistors
12/22/1994DE4320357A1 Filling level transmitter for the limiting value registration of electrically or capacitively conductive liquids, and circuit arrangement suitable for its operation
12/22/1994DE4320112A1 Monolithically integrated output stage component having an overload protection device
12/21/1994EP0630111A2 Output buffer circuit for a low voltage device