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8108198 Memory tracing in an emulation environment  
A system and method are disclosed to trace memory in a hardware emulator. In one aspect, a first Random Access Memory is used to store data associated with a user design during emulation. At any...
8108728 Method and apparatus for operational-level functional and degradation fault analysis  
An apparatus and method are provided for analyzing fault tolerance of a system, and performing “what if?” analysis for various fault-tolerant system design options. The fault tolerance analysis app...
8108729 Memory-based trigger generation scheme in an emulation environment  
A system and method are disclosed for generating triggers within a hardware emulator. The system allows for dynamic reconfiguration of the trigger generation scheme during emulation. In one aspect,...
8099273 Compression of emulation trace data  
A system and method for compressing trace data from an emulation system. Scan chains may receive trace data from configurable logic blocks inside one or more emulation chips, and the data received...
8086921 System and method of clocking an IP core during a debugging operation  
According to the invention, an IP core is clocked during a debugging operation by switching from the clock used for testing the device under test to a clock oscillator or any other free-running...
8073668 Method and apparatus for testing a full system integrated circuit design by statistical fault injection using hardware-based simulation  
A test system tests a full system integrated circuit (IC) model that includes a device under test (DUT) IC model and a support IC model. A test manager information handling system (IHS) maps the...
8010854 Method and circuit for brownout detection in a memory system  
Detecting brown-out in a system having a non-volatile memory (NVM) includes loading data in the NVM, wherein a next step in loading is performed on a location in the NVM that is logically...
7979759 Test and bring-up of an enhanced cascade interconnect memory system  
A memory hub device with test logic is configured to communicate with memory devices via multiple hub device ports, and is also configured to communicate on one or more busses in an upstream and...
7930165 Procedure and device for emulating a programmable unit providing system integrity control  
A method and corresponding equipment for emulation of a target programmable unit, which has at least one CPU, by means of an external emulation device, which is coupled to the target programmable...
7925927 Simulator for determining data loss in a fault tolerant system  
A fault tolerant system is simulated to determine the occurrence of data loss in the fault tolerant system. A list of erasure patterns corresponding to an erasure code implemented across the...
7913119 Method and device for verifying integrity of data acquisition pathways  
Disclosed is a method of verifying the integrity of data acquired from a device emulating a hard disk to a host computer over a data transfer pathway. A storage medium containing known data is...
7844444 Fibre channel disk emulator system and method  
A system and method for emulating disk drives in a storage area network, including providing a system with one or more ports for connecting to a storage area network, emulating one or more targets...
7730353 Memory-based trigger generation scheme in an emulation environment  
A system and method are disclosed for generating triggers within a hardware emulator. The system allows for dynamic reconfiguration of the trigger generation scheme during emulation. In one aspect,...
7685467 Data system simulated event and matrix debug of pipelined processor  
A method and/or a system of a processor-agnostic encoded debug architecture in a pipelined environment is disclosed. In one embodiment, a method of a processor includes processing an event...
7676697 Using a delay line to cancel clock insertion delays  
A programmable delay is added to the data and clock data paths in order to cancel the effect of the clock insertion delays. This programmable delay is adjusted dynamically at runtime to optimize...
7676712 System and method of clocking an IP core during a debugging operation  
According to the invention, an IP core is clocked during a debugging operation by switching from the clock used for testing the device under test to a clock oscillator or any other free-running...
7613951 Scaled time trace  
The trace logic are separate from the clocks that operate the system logic. This allows the chip to be placed in a special mode where the functional logic is issued one clock. One frame of trace...
7610443 Method and system for accessing audiovisual data in a computer  
A method and system for accessing audiovisual data in a computer, which has a hard disk, a hard disk controller and a device driver. The hard disk is divided into a partition region and a...
7577560 Microcomputer logic development device  
A microcomputer logic development device realizing high speed sampling RAM monitoring by connecting an existing RAM measurement device, provided with a first block providing functions corresponding...
7526422 System and a method for checking lock-step consistency between an in circuit emulation and a microcontroller  
A system and a method for checking consistency of a lock-step process while debugging a microcontroller code. A host device copies a partially copies a production microcontroller in an ICE...
7509532 Robotic memory-module tester using adapter cards for vertically mounting PC motherboards  
A test system for testing memory modules uses vertically-mounted personal computer (PC) motherboards. Many test adaptor boards that contain test sockets for testing memory modules are mounted...
7493519 RRAM memory error emulation  
A method for verifying the functionality of a repair system of configurable memory that functions to replace memory that fails predetermined tests with unused memory that passes the tests. The...
7487406 Systems, methods, and media for managing software defects  
Systems, methods and media for managing software defects by aggregating potential software defect information from a plurality of user computer systems are disclosed. Embodiments may include...
7447618 Method and system for ASIC simulation  
Method and system for testing an Application Specific Integrated Circuit is provided. The system includes, a simulator that interfaces with a host computer emulation module; and a virtual interface...
7415700 Runtime quality verification of execution units  
One embodiment disclosed relates to a method of compiling a program to be executed on a target microprocessor with multiple execution units of a same type. The method includes selecting one of the...
7389218 Hardware and software co-simulation method for non-blocking cache access mechanism verification  
A hardware and software co-simulation method for non-blocking cache access mechanism verification is provided. The method is applied for cache access mechanism verification. First, at least one way...
7318174 Systems, methods, and computer readable medium for analyzing memory  
Techniques are provided for expanding the functionality of live memory analysis commands to analyze a memory dump or other differing memory types. To this end, a live memory command which normally...
7313729 Low-cost debugging system with a ROM or RAM emulator  
A low-cost micro-controller debugging system with a ROM or RAM emulator is disclosed. The system includes a target microcontroller (MCU) and at least one ROM connected together, with a debugger...
7284155 Remote software support agent system with electronic documents for troubleshooting  
A method of and system for troubleshooting a first computer system using a second computer system having a processor and a memory storing an electronic document including troubleshooting...
7249288 Method and apparatus for non-intrusive tracing  
A method and apparatus non-intrusive tracing. The method includes: counting selected events by multiple counters; sampling the multiple counters to retrieve multiple counter values in response to...
7210064 Program controlled unit and method for debugging programs executed by a program controlled unit  
The described program controlled unit has first supply voltage connections for applying a first supply voltage to the program controlled unit and second supply voltage connections for applying a...
7177986 Direct access mode for a cache  
A cache is configured to receive direct access transactions. Each direct access transaction explicitly specifies a cache storage entry to be accessed in response to the transaction. The cache may...
7162663 Test system and method for testing memory circuits  
A first and a second memory circuit are tested in parallel. It is possible to activate the memory circuits depending on a circuit select signal, and it is possible to apply a control signal to the...
7124324 Method of testing fiber channel ports in a storage server at full bandwidth without connection to external devices  
A data storage system includes a plurality of disk drives for data storage. A storage server controls the reading and writing of data to the disk drives. The storage server can be tested prior to...
7076419 Using sign extension to compress on-chip data processor trace and timing information for export  
An emulation parameter indicative of a data processing operation performed by a data processor is exported from the data processor. The parameter value is provided as a plurality of digital bits....
6963963 Multiprocessor system having a shared main memory accessible by all processor units  
A data processing (10) includes memory management circuitry (14) which allows additional control over the physical address (83) and over the address attributes (84) which are provided for use by...
6883113 System and method for temporally isolating environmentally sensitive integrated circuit faults  
A procedure for temporally isolating an environmentally dependent integrated circuit fault includes the steps of determining a marginally failing and a minimally passing environmental condition...
6868375 Emulation of dynamically reconfigurable computer system  
The present invention relates to a system and method for emulating a greater range of behavior of a peripheral device connected to a host device or host computer than was available in the prior...
6832186 Persistent emulated data storage using dedicated storage in a target mode disk emulator  
The present invention relates to a system and method for emulating the operation of storage devices deployed in a host computer system. The inventive approach preferably involves the use of an...
6832336 Method and apparatus for maintaining consistent data  
A method and apparatus for maintaining consistent data is described. A computer implemented method comprises generating a first command for a set of network data to be executed on a local memory,...
6829574 Logic emulation module and logic emulation board  
Disclosed herein is an improved logic module used for logic emulation along with an enhanced logic emulation board subject to logic verification. The logic module has a plurality of programmable...
6802031 Method and apparatus for increasing the effectiveness of system debug and analysis  
A trace array for recording states of signals includes N-storage locations for k trace signals. In the write mode, an address generator combines the outputs of an event signal counter and a cycle...
6775793 Data exchange system and method for processors  
A data exchange system that exchanges data between processors is provided. The system includes a host processor and a target processor. Data is exchanged by forming a data pipeline between the...
6742142 Emulator, a data processing system including an emulator, and method of emulation for testing a system  
The present invention is to provide an emulator and a method of emulation for using testing a system having complex interfaces capable of stable testing can be realize under the system regulation...
6691266 Bus mastering debugging system for integrated circuits  
An integrated circuit includes a debugging unit which uses a multi-master general purpose bus within the IC to perform debugging functions. The storage elements of the IC are mapped into the...
6675334 Apparatus and method for multi-cycle memory access mapped to JTAG finite state machine with external flag for hardware emulation  
A circuit comprising a data input and output, a memory interface, a programmable counter, a signal line, and a test circuit further comprising an instruction register and at least one data register...
6675323 Incremental fault dictionary  
An incremental fault dictionary in which the diagnostic simulation results of current tests are stored for future use. Diagnostic simulation results are incrementally added to the fault dictionary,...
6643803 Emulation suspend mode with instruction jamming  
Emulation and debug circuitry is provided that can be incorporated into a variety of digital systems. A stop mode of operation is provided in which an associated processor stops processing...
6598131 Data image management via emulation of non-volatile storage device  
A data image management system (DIMS) that includes a local data image manager (LDIM), a remote data image manager (RDIM), and a remote persistent storage device (RPSD). The LDIM communicates with...
6571357 High speed device emulation computer system tester  
The application discloses a system and method for providing a compact and high speed mechanism for emulating an ASIC or other chip operating within a large computing system environment for...
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