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7617426 Verification method and apparatus  
A method for verifying whether a recording/reproducing apparatus properly produces disc management information and records the disc management information on a disc includes preparing a test disc;...
7613974 Fault detection method and apparatus  
This invention relates to fault detection in electrical circuits. The invention provides a method and apparatus for testing an input circuit by generating a periodic test signal having a...
7603596 Memory device capable of detecting its failure  
A memory device capable of detecting its failure, the memory device includes a data input section for receiving data applied from an external part of the memory device; a latch section for...
7603266 Generic emulator of devices in a device communications protocol  
The generic device emulator provides an operational emulation of the behavior of any desired device within a device connectivity or other communications protocol as specified in a description of...
7599301 Communications network tap with heartbeat monitor  
A communications network tap, comprises a first terminal and a second terminal adapted to couple the tap in-line in the network and communicate data packets with network devices. A heartbeat...
7587645 Input circuit of semiconductor memory device and test system having the same  
An input circuit of a semiconductor memory device includes a data input circuit and a data pattern setting circuit. The data input circuit receives first data, and generates second data by...
7587463 Apparatus and method of rewriting firmware  
A main controller sends a “rewrite mode” command to an engine controller. Receiving the command, the engine controller 12 sends a “roger” status. This switches the mode from a print mode...
7565587 Background block erase check for flash memories  
Memory devices and methods of operating memory devices provide for using differing potentials during erase verify operations facilitate normal erase operations and subsequent erase check...
7552367 Fault recording and sequence of events recording device capable of recording communication-based signals related to electrical power systems  
A method for recording analog signals and digitally encoded information associated with primary and secondary devices of an electric power system includes: receiving a plurality of analog output...
7519873 Methods and apparatus for interfacing between test system and memory  
Methods and apparatuses for entering at least one memory into a test mode are provided. At least one test MRS bit may be stored in a first register for controlling the memory. At least one test MRS...
7516376 Test pattern generator, test circuit tester, test pattern generating method, test circuit testing method, and computer product  
A test circuit tester includes a scan-chain input-output information generator that generates information for an input and an output of the scan chain that is scan-chain input-output information,...
7506311 Test tool for application programming interfaces  
Methods and apparatus for enabling the framework and the application code associated with an application programming interface (API) to be efficiently and comprehensively tested are disclosed....
7500170 Method and apparatus for error detection in a data block  
A transmitting device generates a data block including a first field having a first plurality of bits that includes an error detection portion and a second field having a second plurality of bits;...
7500161 Correcting test system calibration and transforming device measurements when using multiple test fixtures  
A test system and methods using the test system correlate measurements of a device under test (DUT) regardless of which test fixture is used for in-fixture testing of the DUT. The test system...
7484160 Systems and methods for delineating a cell in a communications network  
A method of performing cell delineation in a communications network is described. The method includes providing a data cell defined based on a communications protocol. The data cell forms at least...
7478304 Apparatus for accelerating through-the-pins LBIST simulation  
The present invention provides an apparatus and a computer program product for applying external clock and data patterns for TTP-LBIST. A simulation model for the logic under test is set up in a...
7461317 System and method for aligning a quadrature encoder and establishing a decoder processing speed  
A system and method are disclosed for determining the minimum required processing speed for a quadrature decoder using measurements of encoder performance, and to assess the safety factor of a...
7437644 Automatic self-testing of an internal device in a closed system  
A closed system such as a TET system in which self-testing of all components of the implantable medical device whose malfunction could negatively impact on the proper operation of the closed system...
7428674 Monitoring the state vector of a test access port  
Monitoring of the state vector of a test access port (TAP) permits isolation of the root cause of improper transitions of the state vector due to various factors, including electrical noise. The...
7412620 Method for testing ability to recover from cache directory errors  
A method, apparatus, and computer program product are disclosed for testing a data processing system's ability to recover from cache directory errors. A directory entry is stored into a cache...
7409620 Simplified high speed test system  
A method for configuring a testing system that includes a step of connecting a commercially available computer (CACMP) for directly controlling transmission of a plurality of test vectors to a test...
7406628 Simulated error injection system in target device for testing host system  
A method and device are provided that use a sequencer in the device to control interactions on an interface bus. The sequencer is programmed to interrupt a co-processor before execution of a...
7401269 Systems and methods for scripting data errors to facilitate verification of error detection or correction code functionality  
In one embodiment, the present invention is directed to a method for inserting errors into data to facilitate validation of an error detection algorithm. The method comprises: receiving a data...
7395479 Over-voltage test for automatic test equipment  
Automatic test equipment including a digital test instrument that may test for and respond to over-voltage conditions. Information on over-voltage conditions may be used in detecting or diagnosing...
7395475 Circuit and method for fuse disposing in a semiconductor memory device  
A fuse disposing circuit executes a same test as in a state before a fuse is cut, even in case the fuse is cut. For this, the fuse disposing circuit in accordance with the invention includes a test...
7392438 Automatic safety test system  
An automatic safety test system, which comprises a control interface of a control unit for controlling the switching of a switch in a server unit and automatically switching to a specified testing...
7373577 CAN system  
Provided is a CAN system that can generate an error signal without requiring hardware for generating an error signal to be connected to a bus. A protocol processing part within a CAN controller...
7366971 Semiconductor memory having sub-party cell array error correction  
Disposed on both sides of a parity cell array are a first regular cell array and a sub parity generation circuit therefor, and a second regular cell array and a sub parity generation circuit...
7349506 Semiconductor integrated circuit and method for testing the same  
A method and semiconductor integrated circuit in which a receiver receives reception data and executes reception processing on the basis of a clock signal supplied from a PLL and a transmitter...
7340655 Skew adjustment circuit, skew adjustment method, data synchronization circuit, and data synchronization method  
A skew adjustment circuit employs a novel algorithm enabling a reduction in scale of the circuit of a receiver for a Transition Minimized Differential Signaling (T.M.D.S.) link in accordance with...
7325173 Semiconductor memory having error correction  
During a first data compression test mode which disables an error correction function, first test data are written to a first regular memory block. Second test data are written to not only a second...
7324982 Method and apparatus for automated debug and optimization of in-circuit tests  
A method and apparatus for automatically debugging and optimizing an in-circuit test that is used to test a device under test on an automated tester is presented. The novel test debug and...
7321996 Digital data error insertion methods and apparatus  
Methods and apparatus are provided to insert errors into digital data. The errors can be inserted into the data itself, or into the corresponding error correcting code bits. The invention comprises...
7318000 Biometric quality control process  
Systems and methods configured to guide and manage laboratory analytical process control operations. A Biometric quality control (QC) process application is configured to monitor bias and...
7296212 Multi-dimensional irregular array codes and methods for forward error correction, and apparatuses and systems employing such codes and methods  
Methods, apparatuses, and systems for encoding information symbols comprising loading information symbols into a data array with n (1) rows and n (2) columns, wherein each column has k i (1) ...
7293206 Test data pattern for testing a CRC algorithm  
A method of generating a test data pattern for testing a CRC algorithm, the CRC algorithm configured to generate CRC values based on a generator polynomial, the method including identifying a...
7290197 Correcting data using redundancy blocks  
Errors in data retrieved from a storage medium are corrected by retrieving a plurality of data blocks and a plurality of redundancy blocks associated with the plurality of data blocks from the...
7281184 Test system and method for testing a circuit  
A test-device for testing an electric circuit comprises a data stream generator for generating a first data stream to be fed to an electric circuit which generates a second data stream in response...
7278084 Method and system for providing communications security  
Generating a protected content stream from a data stream provides enhanced security in short-range wireless communications networks. This protected content stream is transmitted across a first...
7278076 System and scanout circuits with error resilience circuit  
In one embodiment, an apparatus is provided with a system circuit, a scanout circuit and an error detecting circuit. The system circuit is adapted to generate a first output signal in response to a...
7266735 Semiconductor device having ECC circuit  
A semiconductor device in which at least one bit of data bits configuring data read out from a memory is supplied to a pseudo error generating circuit in a test mode to generate a pseudo error bit...
7254753 Circuit and method for configuring CAM array margin test and operation  
A test circuit for a content addressable memory (CAM) match detection circuit that permits testing of the margin of the match detection circuit. By applying various loads to the matchline and/or...
7249306 System and method for generating 128-bit cyclic redundancy check values with 32-bit granularity  
A System and Method for generating Cyclic Redundancy Check (CRC) values in a system adapted simultaneously handling a plurality of blocks in parallel is described. Included is a memory or other...
7249302 Integrated test-on-chip system and method and apparatus for manufacturing and operating same  
A microchip system comprises a self check subsystem operable to perform a self test of at least one subsystem of the microchip system, and/or on the interoperability of subsystems. An antenna and a...
7249284 Complex system serviceability design evaluation method and apparatus  
A technique is provided for designing and evaluating service models for components, functions, subsystems and field replaceable units in a complex machine system. At a component or item level, each...
7218670 Method of measuring the performance of a transceiver in a programmable logic device  
The performance of a serial data transceiver in a programmable logic device may be determined by applying a stress sequence of sequential data to a receiver of the transceiver, comparing the...
7137045 Decoding method and apparatus therefor  
A decoding method and an apparatus operate by performing error correction on code words of an error correcting code block in one direction selected from a row direction and a column direction,...
7134056 High-speed chip-to-chip communication interface with signal trace routing and phase offset detection  
A high-speed parallel interface for communicating data between integrated circuits is disclosed. In one embodiment, the transmitter controller accepts 40-bit wide data every 167 Mhz clock cycle,...
7127646 System and method for generating real time errors for device testing  
Test circuitry for supporting real-time testing of data exception software may be included on an integrated circuit. The circuitry supports the identification of a data unit or data group other...
7111198 Multithread auto test method  
A multithread auto test method is disclosed for the test process of computer hardware. According to the exclusion relation among the unique IDs of the test items, a multithread executable logic is...
Matches 1 - 50 out of 224 1 2 3 4 5 >