Patents
Patents for H03K 17 - Electronic switching or gating, i.e. not by contact-making and -breaking (53,158)
09/1983
09/20/1983CA1154103A1 Control circuitry for gated diode switches
09/20/1983CA1154089A1 Field effect transistor device means control system
09/20/1983CA1154087A1 High voltage converter apparatus having overvoltage protection circuits for thyristors
09/14/1983EP0088487A2 Semiconductor device, e.g. for controlling a thermal printing head
09/14/1983EP0088411A2 Optical gate signal generating apparatus and thyristor converter apparatus including the same
09/14/1983EP0088312A2 H-switch circuit with an overcurrent protection circuit
09/14/1983EP0088291A1 MOS switch circuit
09/13/1983US4404525 Switched capacitor gain stage with offset and switch feedthrough cancellation scheme
09/13/1983US4404481 Capacitance to voltage conversion apparatus
09/13/1983US4404478 Process for controlling a darlington circuit and a low-loss darlington circuit
09/13/1983US4404476 Pulse shaping and amplifying circuit
09/13/1983CA1153796A1 Broad band coupling arrangement
09/13/1983CA1153590A1 Electronic interrupter
09/07/1983EP0088030A1 Capacitive keyboards
09/07/1983EP0087755A2 Semiconductor circuit provided with static bootstrap circuit
09/07/1983EP0087583A1 Integrated power circuit with current sensing means
09/06/1983US4403305 Non-data reversing bubble transfer switch for contiguous disks
09/06/1983US4403157 Control circuit for light emitting diode
09/06/1983US4403142 Moving object detecting apparatus
08/1983
08/31/1983EP0087153A1 Digital signal multiplexer for high data rates
08/31/1983EP0087094A1 Electronic circuit arrangement comprising a switching device and fault indicator
08/30/1983US4402034 Polarity sensitive solid state relay
08/30/1983US4401999 Electrostatic high voltage drive circuit using diodes
08/30/1983US4401968 Manual belt electro-optical control
08/30/1983US4401902 High frequency switching circuit
08/30/1983US4401900 Ultra high resolution Josephson sampling technique
08/30/1983CA1153092A1 Optoelectronic switches
08/30/1983CA1153075A1 Broad band coupling arrangement
08/24/1983EP0086671A1 Source voltage build-up detecting circuit
08/24/1983EP0086434A1 Switching network
08/23/1983US4400818 Rotary switch simulator
08/23/1983US4400758 Capacitance switch arrangement
08/23/1983US4400756 Inductive load driver protection circuits having minimal power dissipation
08/23/1983US4400755 Overvoltage protection circuit
08/23/1983US4400711 Integrated circuit protection device
08/23/1983US4400657 Triac failure detector
08/23/1983US4400631 High current gain Josephson junction circuit
08/23/1983US4400629 Delta-star connection
08/23/1983US4399752 Solid state switch
08/23/1983CA1152603A1 Capacitive systems for touch control switching
08/23/1983CA1152584A1 Magnetically controllable electronic switch
08/23/1983CA1152583A1 Electronic switch
08/18/1983WO1983002861A1 A circuit for applying a high voltage signal to a fusible link
08/18/1983WO1983002852A1 Field-effect controlled bi-directional lateral thyristor
08/17/1983EP0086135A1 Capacitive keyboard structure
08/17/1983EP0086090A1 Drive circuit for capacitive loads
08/17/1983EP0085812A1 Base drive circuit
08/16/1983US4399524 Memory protection system
08/16/1983US4399376 High frequency switching circuit
08/16/1983US4399375 Current stabilizer comprising enhancement field-effect transistors
08/10/1983EP0085112A1 Drive circuit for power switching transistor
08/09/1983US4398180 Contactless keyboard
08/09/1983US4398155 Multiple clock switching circuit
08/09/1983US4398105 Arbiter circuit
08/09/1983US4398098 Electronic latching circuit
08/04/1983WO1983002698A1 Reset circuit for data latches
08/03/1983EP0084721A1 Solid state relay
08/02/1983US4396932 Method for making a light-activated line-operable zero-crossing switch including two lateral transistors, the emitter of one lying between the emitter and collector of the other
08/02/1983US4396909 Frequency generating circuit
07/1983
07/27/1983EP0084245A1 Overcurrent limiter circuit for switching regulator power supplies
07/26/1983US4395647 Half-wave signal isolator with means for controlling flux in the coupling transformer
07/26/1983US4395637 Optically toggled latch-free normally off switch
07/26/1983US4395136 Electronic timer
07/20/1983EP0084019A1 Apparatus for producing magnetic pulses
07/20/1983EP0083996A2 Electronic switching device with exciting coil
07/20/1983EP0083953A1 MOS Power-on reset circuit
07/20/1983EP0083890A1 Logic driven switching device for analogous voltages
07/20/1983EP0083714A1 Switching amplifier
07/19/1983US4394682 DC Switching circuit
07/19/1983US4394643 Capacitive touch panel control
07/19/1983US4394590 Field effect transistor circuit arrangement
07/19/1983US4394588 Controllable di/dt push/pull driver
07/19/1983US4394584 Switching device for checking the closed position of a folding door
07/19/1983US4394541 Three stage minimum configuration conditionally non-blocking matrix
07/19/1983US4394190 Magnetically permeable metal piece, semiconductor chip, integrated circuit
07/13/1983EP0083528A1 Piezoelectric generators of electric pulses
07/13/1983EP0083504A1 MOS type output driver circuit
07/13/1983EP0083411A2 Digital photodetector
07/12/1983US4393381 Transfer bus matrix
07/12/1983US4393370 Digital to analog converter using matrix of current sources
07/12/1983US4393337 Switching circuit
07/12/1983US4393317 Magnetically controllable electronic switch
07/12/1983US4393316 Transistor drive circuit
07/12/1983CA1149885A1 Semiconductor switch
07/07/1983WO1983002372A1 Latchable fast settling digital-to-analog converter bit switch
07/05/1983US4392175 Protecting device for a gate turn-off thyristor
07/05/1983US4392172 Reactive snubber for inductive load clamp diodes
07/05/1983US4392074 Trigger device and piezo-ignition coupler with galvanic decoupling
07/05/1983US4392069 Semiconductor switch
07/05/1983US4392043 Pulse generator
06/1983
06/29/1983EP0082540A2 Josephson logic integrated circuit
06/29/1983EP0082493A2 Control circuit for short-circuit-proof output stages
06/29/1983EP0082471A1 Diode driver circuit
06/29/1983EP0082422A1 Circuit for a power FET transistor
06/28/1983US4390866 Keyboard with electronic hysteresis
06/28/1983US4390803 Semiconductor driver circuit
06/28/1983US4390795 A.C. Power control for inductive loads
06/28/1983US4390790 Solid state optically coupled electrical power switch
06/28/1983US4390586 Non-conducting oxide for restraining flow of electrons
06/28/1983CA1149088A1 Touch pad and display tube circuitry