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Fault Detection

Fault Detection-related patent applications - as published by the U.S. Patent and Trademark Office (USPTO).


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Semiconductor device and electric power control apparatus
Renesas Electronics Corporation
June 15, 2017 - N°20170170819

A driver ic includes a ring-shaped termination area, and a first area and a second area that are respectively arranged outside and inside the termination area on a layout. A sense mos that is arranged between a floating terminal and a first sense node and is driven at a power supply voltage is formed in the termination area. A fault ...
Motor starter apparatus with start-up fault detection capability
Eaton Corporation
June 15, 2017 - N°20170170772

A motor starter apparatus includes at least one semiconductor switch configured to selectively couple a power source to a motor, at least one current sensor configured to generate a current sense signal indicative of a current provided via the at least one semiconductor switch, and a control circuit coupled to the at least one current sensor and configured to cause ...
Gfci test monitor circuit
Hubbell Incorporated
June 15, 2017 - N°20170170643

A circuit interrupting device including a fault detection circuit and an auto-monitoring circuit. The fault detection circuit is configured to detect a fault condition of the circuit interrupting device, and output a fault detection signal in response to detecting the fault condition. Wherein the fault detection signal is configured to place the circuit interrupting device in a tripped condition. The ...
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Fault Detection Patent Applications
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  • 172+ full patent PDF documents of Fault Detection-related inventions.
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System and method for fault diagnosis in emission control system
General Electric Company
June 15, 2017 - N°20170167349

A fault detection method for a selective catalytic reduction (scr) system comprising an scr reactor, includes receiving a plurality of operating parameters (702) of the scr reactor from a plurality of sensors. The method also includes estimating a state of an adaptive reactor model (704) representative of the scr reactor based on the plurality of operating parameters. The method also includes generating ...
Power supplies having a single isolation device for feedback and fault detection
Astec International Limited
June 08, 2017 - N°20170163144

According to some aspects of the present disclosure, isolated power supplies and corresponding control methods are disclosed. Example isolated power supplies include a transformer, at least one power switch coupled to the transformer, a controller, an output terminal, and a feedback circuit coupled to the output terminal to sense the output voltage and compare the sensed output voltage to a ...
System and method for model-based optimization of subcomponent sensor communications
The Boeing Company
June 08, 2017 - N°20170161969

A system and method are disclosed for establishing hierarchal subcomponent sensor communication for a vehicle. A database includes information associated with a plurality of subcomponents having a sensor. A software modeling tool implements a safety model and a fault detection and isolation (fdi) model. The safety model determines a probability of a constraint being violated given a probability of failure ...
Fault Detection Patent Pack
Download 172+ patent application PDFs
Fault Detection Patent Applications
Download 172+ Fault Detection-related PDFs
For professional research & prior art discovery
inventor
  • 172+ full patent PDF documents of Fault Detection-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Detection circuit of in cell type touch display panel and detection method
Shenzhen China Star Optoelectronics Technology Co., Ltd.
June 08, 2017 - N°20170160844

The present invention provides a detection circuit of an in cell type touch display panel and a detection method. By locating a line multiplexer corresponding to the touch sensing electrodes of each column, and selecting and charging at least one parasitic capacitor constructed with the touch sensing electrode and a ground in the touch sensing electrodes of the column with ...
Power distribution unit and fault detecting method
Delta Electronics, Inc.
June 08, 2017 - N°20170160761

A power distribution unit and a fault detecting method applied in the power distribution unit are disclosed herein. The power distribution unit includes an input terminal, an insulation fault detection circuit and a processing circuit. The input terminal is electrically coupled to a positive power line and a negative power line, and configured to receive a high voltage direct current (...
System and method for inducing a fuel system fault
Gm Global Technology Operations Llc
June 08, 2017 - N°20170159595

A system according to the principles of the present disclosure includes a fault command module, a fuel control module, and a fault detection module. The fault command module selectively generates a command to induce a fuel system fault based on a user input. The fuel control module automatically adjusts a fuel correction factor to a target value outside of a ...
Virtual router redundancy protocol fault detection method and routing device
Huawei Technologies Co., Ltd.
June 01, 2017 - N°20170155577

A vrrp fault detection method is applied to a vrrp group including one primary router and one or more secondary routers. The method includes: sending, by the primary router and the secondary router, link detection packets having an echo response function, where a destination address of the link detection packet is a virtual address of the vrrp group. The method ...
Self-testing auto monitor ground fault circuit interrupter (gfci) with power denial
Hubbell Incorporated
June 01, 2017 - N°20170155240

A circuit interrupting device including one or more line terminals for connecting to an external power supply, one or more load terminals for connecting to an external load, an interrupting device, a fault detection circuit, and an auto-monitoring circuit. When the auto-monitoring circuit determines that the circuit interrupting device has reached its end-of-life, and it is determined that contacts of ...
Method, apparatus and system for automatically repairing device
Xiaomi Inc.
June 01, 2017 - N°20170153938

A method, an apparatus, and a system are provided for automatically repairing a smart device in the field of computer technology. In the method, the apparatus receives a fault detection request transmitted by the smart device, the fault detection request carrying at least one current value of at least one preset parameter item of the smart device. The apparatus determines ...
Safety-compliant psu fault diagnosis mechanism to reduce psu field returns
Dell Products, L.p.
June 01, 2017 - N°20170153294

A power supply unit (psu) performs a psu fault diagnosis using a psu fault detection module. The psu fault detection module detects a diagnostic trigger event and initiates a series of checks of selected sub-systems. The psu fault detection module determines whether the trigger event occurred while the psu was connected within an information handling system (ihs) or physically removed ...
Fault Detection Patent Pack
Download 172+ patent application PDFs
Fault Detection Patent Applications
Download 172+ Fault Detection-related PDFs
For professional research & prior art discovery
inventor
  • 172+ full patent PDF documents of Fault Detection-related inventions.
  • Exact USPTO filing data with full-text, images, drawings & claims.
  • Index pages: Table View and Image-Grid View layouts. All images in each PDF.
Fault detection method and mobile wireless system
Gm Global Technology Operations Llc
May 25, 2017 - N°20170149603

In order to identify a fault location, a fault detection method in which a base station installed in each of a plurality of sections of a route, an antenna which is connected to the base station and installed along the route, and a control device which controls all the base stations installed along the route are used comprises: measuring a ...
External software fault detection system for distributed multi-cpu architecture
Gm Global Technology Operations Llc
May 25, 2017 - N°20170147422

Various exemplary embodiments relate to a method performed by a first processor for managing a second processor, wherein both processors have access to a same external memory, the method comprising: monitoring performance of the second processor by the first processor running sanity polling, wherein sanity polling includes checking the same external memory for status information of the second processor; performing ...
Electronic device having fault monitoring for a memory and associated methods
Gm Global Technology Operations Llc
May 25, 2017 - N°20170147416

An electronic device includes a memory having memory locations being subject to transient faults and permanent faults, and a fault detection circuit coupled to the memory. The fault detection circuit is configured to read the memory locations at a first time, and determine a first fault count and fault map signature including the transient and permanent faults at the first ...
Fault detection methods and systems
Gm Global Technology Operations Llc
May 25, 2017 - N°20170146976

The present disclosure provides methods, systems, and computer-readable media for the fault detection and identification in an aircraft that may occur in real time during a flight, or any time the aircraft is operating. For example, a controller may receive and calculate various parameter values at various times during an aircraft flight, and compare those values to baseline values in ...
Fault detection in electric power delivery systems using underreach, directional, and traveling wave elements
Gm Global Technology Operations Llc
May 25, 2017 - N°20170146613

The present disclosure pertains to systems and methods for detecting faults in an electric power delivery system. In one embodiment, system may include a data acquisition subsystem configured to receive a plurality of representations of electrical conditions. The system may also include an incremental quantities subsystem configured to calculate an incremental current quantity and an incremental voltage quantity based on ...
Multi-phase turn-on blanking time with vbatt-based fault threshold voltage
Gm Global Technology Operations Llc
May 25, 2017 - N°20170146583

A low-side (ls) output pre-driver has a short-circuit-to-battery fault detection scheme for a mosfet switch having a drain connection to a load connected to a battery voltage and a source connection tied to ground. The ls output pre-driver includes a comparator, a reference voltage selector, a multi-phase blank/filter, a multi-phase control timer. The first signal of the multi-phase control ...
Isolated dc power supply device
Sony Corporation
May 18, 2017 - N°20170141561

[object] to provide an isolated dc power supply device capable of efficiently using ground fault detection for safety protection and communication in a dc power supply network. [solution] provided is the isolated dc power supply device that supplies direct current (dc) power via a positive electrode line to which a positive voltage is applied, a negative electrode line to which ...
Solenoid current control with fault detection, override, and shutdown features
Target Rock Division Of Curtiss-wright Flow Control Corporation
May 18, 2017 - N°20170140888

A dc solenoid coil current controller includes a rectifier, pulse width modulator, and power driver. The rectifier inputs an alternating current signal and a direct current signal, and outputs a rectified signal using at least one of the alternating current signal and the direct current signal. The pulse width modulator outputs a pulse width modulated signal in response to the ...
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