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8643990 Protection circuit  
A protection circuit includes a controllable discharge element having a load path coupled between a first second circuit nodes. The discharge element provides a discharge path between the first...
8638536 Electrostatic discharge conducting pathway having a noise filter spark gap  
A printed circuit board includes a primary region, a secondary region and an isolation region disposed between the primary region and the secondary region to galvanically isolate the primary...
8638533 Semiconductor device  
A semiconductor device includes a first node receiving an external voltage, a second node receiving a grounding voltage, a protection circuit, and a device to be protected coupled in parallel...
8634174 Gate dielectric breakdown protection during ESD events  
Protection circuits, design structures, and methods for isolating the gate and gate dielectric of a field-effect transistor from electrostatic discharge (ESD). A protection field-effect transistor...
8634172 Silicon controlled rectifier based electrostatic discharge protection circuit with integrated JFETs, method of operation and design structure  
An enhanced turn-on time SCR based electrostatic discharge (ESD) protection circuit includes an integrated JFET, method of use and design structure. The enhanced turn-on time silicon controlled...
8633543 Electro-static discharge protection circuit and semiconductor device  
An electro-static discharge protection circuit includes: a PNPN junction, a P-type side of the PNPN junction being coupled to a terminal, an N-type side of the PNPN junction being coupled to...
8634173 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Semiconductor apparatus
 
A semiconductor apparatus includes: first and second power-supply terminals; an internal circuit connected between the first and second power-supply terminals; and a protection circuit connected...
8630072 Circuits including a diode string comprised of bipolar stages having an adjustable pseudo beta for ESD protection  
A circuit includes an input terminal and an electrostatic discharge (ESD) protection circuit. The ESD protection circuit includes a diode string formed from a plurality of P-N junction devices...
8630073 Integrated circuit provided with a protection against electrostatic discharges  
An integrated circuit protected against electrostatic discharges, having output pads coupled to amplification stages, each stage including, between first and second power supply rails, a P-channel...
8630071 ESD protection scheme for designs with positive, negative, and ground rails  
Apparatuses and systems for dissipating ESD events are provided. In an embodiment, an integrated circuit (IC) device, includes a ground rail, a positive supply rail, a negative supply rail, a...
8625239 Semiconductor device  
It is desired to effectively suppress breaking of a protection target circuit caused by direct application of an ESD surge voltage to the circuit. The semiconductor device includes: a VDD pad; a...
8625240 Input/output circuit with inductor  
An input/output (I/O) circuit includes an electrostatic discharge (ESD) protection circuit electrically coupled with an output node of the I/O circuit. At least one inductor and at least one...
8619397 Non-linear power management device for input power protection  
In one general aspect, an apparatus can include a non-linear power management device having an output terminal configured to be coupled to an output shunt device configured to shunt energy in...
8618608 Lateral silicon controlled rectifier structure  
A lateral silicon controlled rectifier structure includes a P-type substrate; an N-well region in the P-type substrate; a first P+ doped region in the N-well region and being connected to an...
8619398 ESD protection for differential output pairs  
In a conventional differential output circuit, the output terminals are connected to the drains of a differential pair of transistors and the sources of the transistors are connected together at a...
8611059 Power management circuit and high voltage device therein  
A high voltage device includes a high voltage transistor and a protection device. The high voltage transistor has a first end and a second end, in which the first end is coupled to a voltage...
8611058 Combination ESD protection circuits and methods  
Circuits, integrated circuits, apparatuses, and methods, such as those for protecting circuits against electrostatic discharge events are disclosed. In an example method, a thyristor is triggered...
8605397 Configurable, power supply voltage referenced single-ended signaling with ESD protection  
A single-ended data transmission system transmits a signal having a signal voltage that is referenced to a power supply voltage and that swings above and below the power supply voltage. The power...
8605398 Electronic device with protection circuit  
An electronic device comprises an application circuit; a first supply rail having a first electric potential; a second supply rail having a second electric potential different from the first...
8605396 ESD protection devices and methods for forming ESD protection devices  
The present disclosure provides a circuit that has a Radio Frequency (RF) input, an inductor between the RF input and with RF front end circuitry, a first diode coupled to the RF input and the...
8599524 Surface mount spark gap  
A spark gap device includes an optional insulating layer formed on a substrate, a metal layer formed on a surface of the insulating layer, a solder resist layer formed on a surface of the metal...
8599525 ESD protection on high impedance MIC input  
An apparatus comprises an integrated circuit (IC) including an external IC connection, a high impedance circuit, a biasing circuit communicatively coupled to the external IC connection via the...
8593777 User-actuated button ESD protection circuit with spark gap  
A consumer electronic device including an electronic circuit designed to protect a user-actuated physical button from becoming degraded due to electrostatic discharges (ESD) strikes is described...
8593770 Protection circuit  
A first protection circuit includes a first diode and a first transistor. The anode of the first diode is connected to a terminal to be protected. The first transistor is configured as an...
8587908 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Semiconductor device
 
It is desired to effectively suppress breaking of a protection target circuit caused by direct application of an ESD surge voltage to the circuit. The semiconductor device includes: a VDD pad; a...
8587909 Transient current suppression device and method  
A transient current suppression device, which is applied to a fan, includes a filtering circuit, a delayed turn-on circuit and a forcibly electrical discharging circuit. The filtering circuit...
8582259 Semiconductor device and switching regulator using the device  
The semiconductor device according to the present invention has an n-channel output transistor wherein an input voltage is impressed on a drain, and a pulsed switching voltage that corresponds to...
8582258 Electrostatic discharge protection circuit for integrated circuits  
An electrostatic discharge (ESD) protection circuit for an integrated circuit (IC) that provides ESD protection during an ESD event is disclosed. The electrostatic discharge (ESD) protection...
8581596 Current leakage detector of construction machine  
An inverter is forcibly operated to supply electric power to a motor, thereby performing detection of a current leakage, on condition that a power-on operation is performed, that the motor is...
8582261 Apparatus and method for electronic circuit protection  
Apparatus and methods for electronic circuit protection are disclosed. In one embodiment, an actively-controlled protection circuit includes a detector, a timer, a current source and a latch. The...
8582260 Integrated circuit  
According to one embodiment, an integrated circuit includes a first external terminal, a second external terminal, a third external terminal grounded, an output transistor connected to the second...
8576524 Diode based ESD triggers  
An electrostatic discharge (ESD) detector is coupled to the input voltage, and includes a voltage modulated input capacitance Cj configured to decrease as the input voltage increases. An output...
8576526 Reduced current leakage in RC ESD clamps  
Aspects of the invention provide an electrostatic discharge (ESD) protection device with reduced current leakage, and a related method. In one embodiment, an ESD protection device for an...
8576523 Charge pump electrostatic discharge protection  
Techniques for electrostatic discharge (ESD) protection for amplifiers and other circuitry employing charge pumps. In an exemplary embodiment, a Vneg switch coupling a second flying capacitor node...
8576525 Serial surge suppression and overload protection optimization device  
A serial surge suppression and overload protection optimization device has an input terminal, an output terminal and multiple surge suppression units. The surge suppression units are serially...
8569836 Semiconductor device  
A semiconductor device includes an output port that has a first lateral double diffused metal oxide semiconductor (LDMOS) device and an electrostatic discharge protection device that has a second...
8569780 Semiconductor power device with embedded diodes and resistors using reduced mask processes  
A trench semiconductor power device integrated with a Gate-Source and a Gate-Drain clamp diodes without using source mask is disclosed, wherein a plurality source regions of a first conductivity...
8570693 Compensating for an electrostatic discharge capacitance load  
In some embodiments a differential communication channel compensates for electrostatic discharge capacitance of an electrostatic discharge component by increasing an impedance of the differential...
8570698 ESD protection for FinFETs  
An embodiment is a semiconductor device comprising a receiver circuit comprising fin field effect transistors (FinFETs), a transceiver circuit comprising FinFETs, and a transmit bus electrically...
8570694 Low voltage electrostatic discharge protection  
A protection circuit for protecting components from an electrostatic discharge at a node in an integrated circuit having a first set of electronic components of a first voltage sensitivity, the...
8564360 Pad controlling apparatus  
Disclosed herein is a pad controlling apparatus controlling current and voltage applied to a pad, the pad controlling apparatus including: a voltage drop unit dropping the voltage applied to the...
8564917 Integrated circuit having electrostatic discharge protection  
Apparatus are provided for integrated circuits that include circuitry to provide protection from electrostatic discharge. An exemplary integrated circuit includes an input/output terminal, a first...
8564096 Diffused integrated resistor  
Methods and apparatus according to various aspects of the present invention may operate in conjunction with a resistor formed of a lightly-doped P-type region formed in a portion of a...
8559145 Serializer/deserializer frontend  
A receiver frontend includes a first input junction for receiving a first input signal, a second input junction for receiving a second input signal, a first output junction, a second output...
8559144 ESD clamp with auto biasing under high injection conditions  
In an SCR ESD protection circuit, the n-type emitter of the SCR is controlled to receive electron current only during an ESD event, thereby defining PNP characteristics during normal operation and...
8559142 DC power supply insulation fault detection circuit  
A DC power supply insulation fault detection circuit includes a plurality of circuit breaking elements located at a positive terminal and a negative terminal of each circuit in a power supply...
8553375 Intelligent soft start control to reduce electrostatic discharge clamp current spikes  
Systems and methods of regulating a power supply may involve ramping an output voltage of the power supply toward an operating voltage level at a first slew rate in response to detecting a soft...
8552530 Vertical transient voltage suppressors  
A vertical transient voltage suppressor for protecting an electronic device is disclosed. The vertical transient voltage includes a conductivity type substrate having highly doping concentration;...
8553380 Apparatus and method for electronic circuit protection  
Apparatus and methods for electronic circuit protection are disclosed. In one embodiment, an apparatus comprises a substrate includes an n-well and a p-well adjacent the n-well. An n-type active...
8553381 Gradually reducing resistive clamp  
A voltage spike protection system minimizes a voltage spike by connecting a resistive clamp to a power source when the voltage spike is detected. The voltage spike detection system disconnects the...