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7402862 Multi-bit non-volatile memory device having a dual-gate and method of manufacturing the same, and method of multi-bit cell operation  
The present invention relates to a multi-bit non-volatile memory device having a dual gate employing local charge trap and method of manufacturing the same, and an operating method for a multi-bit...
5671437 Quantum dot-tunnel device and information processing apparatus and method using same  
A novel quantum dot-tunnel device having a revolutionarily faster processing speed and higher processing precision than conventional computer computation, which device has an array consisting of a...
5532629 Bipolar track and hold circuit  
A track and hold circuit including an input terminal VIN, a first node, a second node and a capacitor CH. A diode D connects between the first node and the input terminal VH. Circuitry coupled to...
5477185 IC amplifier with saturation detection  
An integrated circuit which includes a detection circuit for detecting the condition of saturation of an output transistor (Q0) whose collector-emitter path is intended to pass an output current. A...
5448190 Voltage-to-current conversion circuit utilizing mos transistors  
A voltage-to-current conversion circuit is disclosed which includes a MOS transistor of a source-grounded type having a gate connected to an input terminal, an output circuit producing an output...
5319315 Class-C RF power amplifier having digitally driven shunt circuit for removing accumulated excess base charge  
Analog (LC) circuit components for an input matching and base charge removal network for a Class-C amplifier are replaced by a digitally driven shunt circuit, which is coupled between the base...
5296760 Voltage translator  
A differential ECL signal is converted to a first current and a second current that are proportional to the ECL signal. An upper output transistor (16) and a lower output transistor (57) are...
5281862 Power MOSFET driver with cross-conduction current reduction  
An output circuit includes a totem-pole output circuit for driving a power MOSFET. A pull-up circuit and a pull-down circuit drive the output node low or high as required. The circuit prevents the...
5262684 Driving circuit for horizontal output circuit  
A driving circuit for driving a horizontal output circuit provided with a transistor for performing ON-OFF switching operations, the transistor having a storage time, an OFF period and an ON period...
5239216 Clamping circuit for preventing output driving transistor from deep saturation state  
A semiconductor integrated circuit includes a current source for supplying a current i, a resistor, a switch having a control end connected to the resistor, an output terminal connected to the...
5210447 Word decoder with SBD-Tx clamp  
An anti-saturation clamp for a word decoder utilizes a Schottky Barrier Diode (SBD) Sx in combination with a transistor Tx. The transistor Tx is in circuit with a switching transistor T and diverts...
5202619 Control circuit for a switching transistor  
In a switching transistor control circuit, the switching transistor has a control electrode and first and second main circuit electrodes. A reactor is connected in series with the first main...
5189589 Power controller  
To establish an inexpensive, and universally applicable power controller for the monitored activation, monitoring and protection of current-consuming loads by a microprocessor having low-power...
5136250 Capacitance height gauge  
A capacitance-type height gage for measuring the distance between a test probe and a surface includes comparison circuitry for detecting the phase angle difference between the test probe signal and...
5118974 Tristate circuits with fast and slow OE signals  
A FAST OE signal circuit generates FAST OE signals of high and low potential levels. A SLOW OE signal circuit generates SLOW OE signals corresponding to FAST OE signals. The SLOW OE signals have...
5118972 BiCMOS gate pull-down circuit  
BiCMOS gate pull-down circuits are disclosed for enhanced downside switching of load capacitance. Two PFETs are connected in series as input to the base of an npn type bipolar transistor. The...
5089789 Differential amplifier  
A differential amplifier includes first and second amplifying circuits for providing a differential output. Circuitry is provided to prevent forward-biasing of the transistors of the differential...
5061863 Transistor provided with a current detecting function  
A transistor provided with a current detecting function does not need any external resistance to detect current but uses a part of the electrode wiring through which main current flows as a...
5051623 TTL tristate circuit for output pulldown transistor  
The lower output pulldown tristate circuit for a TTL tristate output buffer circuit includes the enable signal invertor buffer having an OE signal input and an OE signal output providing output...
5036218 Antisaturation circuit  
An antisaturation circuit comprising a differential input pair monitors the collector-base voltage of a protected transistor to detect the condition prior to the protected transistor going into...
5019955 DC-to-AC voltage converter having galvanically separate input and output circuits  
A DC-to-AC voltage converter having galvanically separate onput and output circuits, and comprising a converter transformer having at least one primary winding; a resonance capacitor connected to...
5017802 Base current regulation circuit for a switching transistor, in particular a bipolar transistor  
When triggering a bipolar switching transistor the control current for switching on the bipolar switching transistor must be set properly. If the transistor is oversaturated, the switch-off time...
4970620 FET bridge protection circuit  
An FET bridge protection circuit preventing shoot-through caused from both FETs being biased on at the same time, while also maximizing the frequency at which the bridge output can alternate...
4920287 Output buffer having reduced electric field degradation  
A digital circuit with a 5 V power supply voltage in which NMOS transistors constructed in sub-micron technology are protected against excessive field strengths by means of additional transistors...
4897566 Bipolar transistor logic circuit  
A bipolar transistor logic circuit, combinable with a printed circuit board without ringing, crosstalk, or oscillation in operation. Change in potential at an output mode of the logic circuit...
4890009 Monolithic integrated circuit device  
A monolithic integrated circuit device comprises first and second output terminals, a power switching circuit which is connected across the first and second output terminals and through which...
4866401 High current Darlington amplifier  
The invention teaches the placement of a plurality of conducting paths in the vicinity of the base of the final stage of a Darlington configured transistor group. When an abrupt change in carrier...
4864247 High speed base drive for power amplifier  
A base drive circuit for a flyback output transistor has an inductive element having series connected coils for generating a linear ramping current to the base electrode of the output transistor in...
4864214 Solid state power controller  
A solid state power controller is provided with an output circuit having a transistor which is connected between a pair of output terminals. Base current to the transistor is provided by a drive...
4837457 High voltage power transistor circuits  
A high voltage power transistor circuit composed of a pair of transistors (TR1, TR2) serially connected through an inductor (L) to a supply voltage. Associated components are connected to the...
4794274 Circuit arrangement for removing carriers in a transistor  
A circuit arrangement for switching a current through the emitter-collector path of a bipolar transistor whose base receives a substantially square-wave switching signal from a switching generator...
4777386 Driver circuit for a bipolar Darlington power transistor  
A driver circuit for a bipolar Darlington power transistor includes a current clamping device which is provided between the base and emitter of said transistor and makes the base-emitter path of...
4751403 Transistor driving circuit and circuit controlling method  
A driving circuit uses an output transistor and a driving transformer with a secondary coil being connected to the base of the output transistor. In order to get a high speed switching circuit...
4727264 Fast, low-power, low-drop driver circuit  
A power driver circuit which provides a low voltage drop thereacross when turned on, without being driven into hard saturation. Hard saturation of the circuit according to the present invention is...
4709161 Transistor drive circuit  
A circuit arrangement for retaining a main transistor in a conductive state while receiving an external turn-on control signal and bringing the main transistor to a complete cut-off state in...
4695807 Circuit arrangement having clearing transistors for discharging a Darlington stage  
In a circuit arrangement with a Darlington stage, there are provided for clearing the charges of the Darlington transistors, transistors which are connected in such a way that the base current of...
4691174 Fast recovery amplifier  
An amplifier includes first and second transistors having emitters connected to a first current source, feedback from the second transistor collector to its base being supplied through a...
4675547 High power transistor base drive circuit  
In a base drive circuit for a high power transistor, an external signal is applied to the circuit by an optical coupler. In response to the external signal, the circuit provides a positive current...
4654544 Darlington transistor driver with reverse base drive current  
A transistorized power switching circuit for controlling the conductive state of a Darlington transistor. The circuit, driven by a single signal driver, operates to switch the Darlington transistor...
4649298 Non-saturating tri-state driver circuit  
A single chip, bipolar logic circuit receives input signals in a differential amplifier or comparator stage coupled, without saturation, by differential current mirrors to drive an output stage of...
4631422 TTL circuit with a clamping transistor for speedy turn-off of output transistor  
A first output transistor, operated in the common emitter mode, has its conduction path connected between an output terminal and a first point of operating potential. A phase splitting transistor...
4607171 Electronic switching apparatus  
The invention relates to an electronic switching apparatus having a power transistor as a switching element and an RCD circuit in parallel with the CE path of the power transistor. The apparatus...
4585959 Tri-state logic gate having reduced Miller capacitance  
A three state gate having an output capable of assuming an active high, an active low, or a high impedance state is disclosed that has circuitry for removing the inherent Miller capacitive charge...
4583051 Extended range amplifier circuit  
An output circuit amplifier has first and second stage amplifying transistors with an impedance circuit connected between the base of the first stage transistor and the collector-emitter circuit of...
4574221 Ignition control integrated circuit having substrate injection preventing means  
There is disclosed an ignition control circuit of the type which facilitates the storage of energy in an external inductive load during a dwell period and the release of the stored energy from the...
4533838 Diode driver circuit having stored charge control means  
A diode driver circuit having low power consumption. A differential amplifier (17) receives phase inverted signals (a, a'). During a first phase switch, a low impedance circuit (9) is driven to...
4492881 Stored charge inverter circuit  
An inverter circuit having a pair of transistors connected to alternately and repetitively apply electrical energy to an inductive load. Short duration turn-off pulses are alternately applied to...
4491744 Current source direct base drive for transistor power switches  
An improved driver circuit for transistor power switches, which allows operation of the power transistor at high output power and at a duty range from zero to 100 percent without the previously...
4482911 Monolithic integrated circuit equivalent to a transistor associated with three antisaturation diodes  
A monolithic integrated circuit equivalent to a transistor associated with three antisaturation diodes and a method of fabrication of the circuit comprising an npn structure which is substantially...
4481431 Circuit for driving a switching transistor  
A circuit for driving a switching transistor which includes a driving pulse transformer having a primary winding to which a switching pulse is applied, a secondary winding connected to the base and...
Matches 1 - 50 out of 341 1 2 3 4 5 6 7 >