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7617064 Self-test circuit for high-definition multimedia interface integrated circuits  
A high-definition multimedia interface circuit uses a high-definition multimedia interface encoder to produce a plurality of channels of data. An output circuit, connected to the high-definition...
7616004 Backplane tester and method of use  
The present invention can be generally described as a backplane test device that provides the possible flexibility of being operationally resident on a standard card form factor, and thereby,...
7612568 Open-circuit testing system and method  
The invention discloses a testing system and method suitable for determining the connection state of an electronic component in an electronic device assembly. In an embodiment, the testing system...
7609068 System and method for particulate sensor diagnostic  
A particulate (soot) sensor system has a diagnostic feature for verifying the integrity of the wiring leads. The sensor system includes a sensor and processing circuitry. The sensor has a...
7598762 Semiconductor driver circuit with signal swing balance and enhanced testing  
A semiconductor driver circuit includes impedance units for generating impedances at data pads, independently of each-other. Thus, signal swing widths of data signals generated at the data pads may...
7598749 Integrated circuit with fuse programming damage detection  
An integrated circuit with an efuse having an efuse link includes a damage detection structure disposed in relation to the efuse so as to detect damage in the IC resulting from programming the...
7598743 Battery maintenance device having databus connection  
An electronic battery tester or charger for use with a storage battery includes a first and a second electrical connector configured to electrically couple to terminals of the storage battery....
7594206 Fault detecting method and layout method for semiconductor integrated circuit  
The present invention provides a fault detecting method and a layout method for a semiconductor integrated circuit. The fault detecting method performs detection for faults in a semiconductor...
7587298 Diagnostic method for root-cause analysis of FET performance variation  
A diagnostic method of and computer system for root-cause analysis of performance variations of FETs in integrated circuits and a method and computer system for monitoring a field effect transistor...
7583833 Method and apparatus for manufacturing data indexing  
A method, apparatus, and a system for generating an index for storing data. A pattern associated with a first set of data is determined. The first set of data is stored. A determination is made as...
7583093 Electrical test method of an integrated circuit  
A method for testing an integrated circuit is provided comprising steps of providing at least one first conductive path stretching along an element of the integrated circuit, applying a voltage at...
7576643 Sensor for measuring physical variables and for passing on the measured variable, circuit having such a sensor and method for operating the sensor and the circuit  
A sensor for measuring a variable, in particular a physical variable, includes at least one converter element converting the variable into an electrical signal. At least one electronic signal...
7573937 Phase rotator control test scheme  
Techniques and apparatus for testing phase rotators for detecting defective tap weights are provided. Phase rotator test logic may include a master phase rotator to cycle the phase of a clock...
7573393 Integrated fault output/fault response delay circuit  
A time delay fault device includes an integrated circuit (IC) having an electronic circuit having a fault indicator signal output and a time delay circuit having an input connected to the fault...
7573315 Control device and method of operating the control device having controller chips and change-over unit  
A control device contains a plurality of controllers, a common signal output, and a change-over unit. The controllers are coupled on an output side to the common signal output through the...
7560936 Method and apparatus for ground bounce and power supply bounce detection  
A method and apparatus for ground bounce and power supply bounce detection in devices have been disclosed. In one case one input to a differential amplifier is coupled to a reference voltage and...
7554335 Production test technique for RF circuits using embedded test sensors  
A single test stimulus and a simple test configuration with embedded envelope detectors are used to estimate all the specification values of interest for an RF circuit under test in an integrated...
7550976 Apparatus/method for measuring the switching time of output signals of a DUT  
A measurement apparatus is provided for measuring at least one of the switching times of the output signals output from a device under test. The measurement apparatus comprises: a first...
7548069 Signal measurement systems and methods  
An exemplary embodiment of a measurement system for conducting measurements on a device-under-test (DUT) includes a signal transmission line, an impedance controlling tuner including a signal...
7541815 Electronic device, testing apparatus, and testing method  
A testing apparatus tests the performance of an electronic device having an operation circuit for providing a useful output signal. A demodulator configured to provide a phase or frequency...
7537943 Method of manufacturing a semiconductor integrated circuit device  
A technique of manufacturing a semiconductor integrated circuit device is provided for reducing the possibility of attachment of foreign matter to a membrane probe when performing probe inspection...
7531756 Shielding apparatus  
A shielding apparatus for electromagnetic testing comprises a platform, a lid, a driving unit, a pulley system, and a counterbalance. The platform is for placing an electronic device to be tested....
7519486 Method and apparatus to test the power-on-reset trip point of an integrated circuit  
Circuitry for testing a power-on-reset circuit in an integrated circuit includes a high-voltage detector coupled to a first I/O pad of the integrated circuit. A power-on-reset circuit in the...
7518377 Measurement apparatus, test apparatus, and measurement method  
A signal whose voltage level fluctuates with respect to a high voltage is measured with favorable accuracy. Provided is a measurement apparatus for measuring a fluctuation of a voltage level of an...
7518129 Preventing dosage drift with duplicate dose integrators  
A method for identifying a drifted dose integrator in an implantation system and an implantation system are provided. The implantation system includes a first dose integrator and a second dose...
7516037 Method evaluating threshold level of a data cell in a memory device  
A method evaluating threshold of a data cell in a memory device including a programming locus coupled with the data cell for receiving a programming signal setting a stored signal level in the data...
7511507 Integrated circuit and circuit board  
An integrated circuit has an analog output circuit for outputting an analog signal and a leadless terminal for connecting an output line of the analog output circuit to a circuit board by...
7508217 Test apparatus and test module  
A test apparatus is provided. The test apparatus includes: a signal provision section that provides a test signal to a device under test; an input section that inputs the output signal outputted...
7502326 Methods used to simultaneously perform automated at-speed testing of multiple gigabit per second high serial pin count devices  
A method performs automated at-speed testing of devices. The method includes the steps of generating multiplexer control signals, forming various signal paths between a set of multiplexers and the...
7501832 Method and circuit for the detection of solder-joint failures in a digital electronic package  
The solder-joint integrity of digital electronic packages, such as FPGAs or microcontrollers that have internally connected input/output buffers, is evaluated by applying a time-varying voltage...
7496466 System for fault determinations for high frequency electronic circuits  
A positioning system is provided for mounting a circuit board or device to be tested, and for mounting a sensor assembly, the positioning system having the capability of moving the sensor assembly...
7493226 Method and construct for enabling programmable, integrated system margin testing  
The present invention provides a margin testing system, incorporated in an electronic system (e.g., a computer system), that includes a controller, a frequency control module, and a voltage control...
7492529 Bi-convex solid immersion lens  
A bi-convex solid immersion lens is disclosed, having a top and bottom convex surfaces. The radius of curvature of the bottom surface is larger than that of the top surface. A conical sloped...
7489139 System and method for checking decoupling of power supply in printed wiring board  
A checking unit includes a power net extractor for extracting a power net with power attribution, which is segmented by a power-decoupling element, with reference to circuit design data of a...
7486083 Managing system stability  
System stability is managed. It is determined that a data storage system is responsive to an enclosure that is unstable. Based on the determination, the enclosure is temporarily prevented from...
7477110 Method and device for testing a phase locked loop  
According to an example embodiment, there is a testing device for testing a phase locked loop having a power supply input. The testing device comprises a power supply unit for providing a power...
7477064 Probing apparatus and positional deviation acquiring method  
In a prober, a post-contact image representing a region including a pad is acquired by capturing an image of a substrate after a probe has been brought into contact with the pad having an existing...
7472038 Method of predicting microprocessor lifetime reliability using architecture-level structure-aware techniques  
A method of predicting the lifetime reliability of an integrated circuit device with respect to one or more failure mechanisms includes breaking down the integrated circuit device into structures;...
7466140 Signal generation circuit, jitter injection circuit, semiconductor chip and test apparatus  
There is provided a signal generation circuit for generating an output signal including jitter injected thereto. The signal generation circuit includes a jitter output section that outputs a first...
7456636 Test structures and method of defect detection using voltage contrast inspection  
Test structures and a method for voltage contrast (VC) inspection are disclosed. In one embodiment, the test structure includes: a gate stack that is grounded by a ground to maintain the gate stack...
7456635 Circuit arrangement comprising a multi-wire line for supplying current and emitting signals  
A circuit arrangement with a multi-wire line for supplying current to a sensor and for emitting a signal that corresponds to a measured value to an evaluation module via a signal line. To eliminate...
7453932 Test device and setting method  
A testing apparatus for testing a device under test is provided, wherein the testing apparatus includes: a comparator for receiving a signal output from the device under test and converting the...
7453169 Integrity testing of isolation means in an uninterruptible power supply  
An uninterruptible power supply wherein an isolation device is automatically tested during normal operation to ensure that it is capable of effectively isolating the input from an auxiliary power...
7447964 Difference signal path test and characterization circuit  
A test circuit and programmable voltage divider that may be used in the test circuit. The programmable voltage divider develops a voltage difference signal that may be digitally selected. The test...
7446541 Solenoid test device  
A solenoid test device includes a clock circuit, a control circuit, and an output port configured for coupling to two ends of a solenoid. The clock circuit generates a clock signal and sends it to...
7446538 Device for identifying AC power supply arrangement  
A device for identifying an arrangement of an AC power supply. The device includes first and second voltage detecting circuits and a comparison logic circuit. The first voltage detecting circuit,...
7437258 Use of I2C programmable clock generator to enable frequency variation under BMC control  
The present invention provides systems and methods for performing frequency margin testing of a computer system, such as a server. A system of the invention can include a controller, e.g., a BMC,...
7433793 Error detection apparatus and method and signal extractor  
A modulated voltage signal modulated at a predetermined frequency f 0 is supplied to an integrated circuit under test to be tested set at an arbitrary stationary point, and an observation signal...
7432722 Flexible continuity and circuit tester  
A flexible circuit and continuity testing device may include a flexible printed circuit substrate. A battery having a positive and negative terminal may be attached to the substrate. An...
7432720 Method and system for isolated current and voltage monitoring  
An embodiment of the invention provides a method for monitoring electrical characteristic on an electronic circuit board. This electrical characteristic can be voltage or current. The electrical...