Matches 451 - 491 out of 491 < 1 2 3 4 5 6 7 8 9 10
Match Document Document Title
5257364 Method for generating a correlated sequence of variates with desired marginal distribution for testing a model of a communications system  
To provide a time series having correlated interarrival times for use in traffic and queueing studies, an independent identically distributed random number stream is first transformed to a sequence...
5247520 Communications architecture interface  
A system and method for use with communications systems is used as an interface between different communications architectures. Control blocks are used to store information pertaining to individual...
5230069 Apparatus and method for providing private and shared access to host address and data spaces by guest programs in a virtual machine computer system  
A method and apparatus for providing common access to data spaces by a plurality of virtual machine guests emulated on a host computer system. A token received from a given one of the virtual...
5204961 Computer network operating with multilevel hierarchical security with selectable common trust realms and corresponding security protocols  
A computer network has a number of computers coupled thereto at distinct nodes. A trust realm table defines which computers are members of predefined trust realms. All the members of each...
5167023 Translating a dynamic transfer control instruction address in a simulated CPU processor  
The system and method of this invention simulates the flow of control of an application program targeted for a specific instruction set of a specific processor by utilizing a simulator running on a...
5161116 System for evaluating the performance of a large scale programmable machine capable of having a plurality of terminals attached thereto  
A robot system for evaluating the performance of a host computer system which has a plurality of host communication ports connectable to a corresponding plurality of user terminals. Prior to...
5142622 System for interconnecting applications across different networks of data processing systems by mapping protocols across different network domains  
The system and method of this invention automatically routes a connection between data processing systems in different network domains. As an example, an application running on a data processing...
5115502 Method and apparatus for determining internal status of a processor using simulation guided by acquired data  
A method and apparatus for determining the internal state of a processor without disturbing the operational environment of the processor employs a two phase process. In the first phase, external...
5113359 Method for selecting inputs for a PC in which a ladder program is simulated  
A simulation method for a programmable controller (PC) is provided in which a ladder program (22) of a PC is simulated. A cursor (1) is set at a relay contact on a screen (42a) displaying the...
5097407 Artificial intelligence processor  
A high-speed processor capable of processing any user-selected one of several symbolic languages is disclosed. The processor includes a programmable instruction decoder and a store for a...
5070446 Method of simulating a hexagonal array of computer processors and/or memories  
A method is described for simulating a hexagonal array of computer processors or memories in a computer in which the processor and/or memories are physically connected in a rectilinear grid. The...
5067107 Continuous computer performance measurement tool that reduces operating system produced performance data for logging into global, process, and workload files  
A performance and measurement system for a computing system is presented. Performance data produced by the computing system is collected and reduced before being logged. Once the data is logged,...
5063499 Method for a correlating virtual memory systems by redirecting access for used stock instead of supervisor stock during normal supervisor mode processing  
A method for causing suitably configured versions of the Apple Macintosh computer running the Apple Macintosh operating system to operate in user mode while causing at least user programs to...
5003468 Guest machine execution control system for virutal machine system  
Mask data in a PSW are latched and sent from a host to a guest are subjected to a logical AND operation with latched data taken from an intervention request field of a state descriptor of the guest...
4975830 Computer communication system having supplemental formats  
A computer communication system including a comunication medium, a plurality of nodes coupled to the communication medium, and a transfer format selection means for selecting a format for the...
4975829 Communication interface protocol  
In a computer system (FIG. 1), targets (13) comprising peripheral devices (18) and target controllers (17) are connected to the host system by means of a device bus (12), illustratively the...
4939507 Virtual and emulated objects for use in the user interface of a display screen of a display processor  
A user interface is represented on the display screen in the form of metaphoric objects, called icons, with which the user can interact by changing the input focus to a designated object by...
4937036 Concurrent display of data from two different display processors and user interface therefore  
A multiprocessor system comprises concurrent display of video data reflecting the operation of two processors in discrete portions of a single display screen with a user interface adapted for...
4887202 Input-output control method in a virtual machine system  
An I/O control system in a virtual machine system has at least one virtual machine (VM) running under control of a virtual machine control program (VMCP) and has a direct I/O execution mode in...
4845665 Simulation of computer program external interfaces  
A method for developing computer program external interfaces by simulating the interfaces to allow intended users to evaluate the design of the program, even before program code for the simulated...
4827403 Virtual processor techniques in a SIMD multiprocessor array  
A virtual processor mechanism and specific techniques and instructions for utilizing such virtual processor mechanism within an SIMD computer having numerous processors, and each physical processor...
4819150 Array for simulating computer functions for large computer systems  
An array of various types of processors for the purpose of simulating computer functions for large computer systems. These functions may vary from simple AND, OR and other functions to large...
4773038 Method of simulating additional processors in a SIMD parallel processor array  
A method is described for simulating additional processors in a SIMD computer by dividing the memory associated with each processor into a plurality of sub-memories and then operating on each...
4740909 Real time data reduction system standard interface unit  
The standard interface unit (SIU) is used with the AF-EWES Threat Radar Simulator which selects the best ECM (electronic countermeasure) techniques to counter threats such as surface-to-air...
4727476 Simulation and security device for data entry keyboard  
A simulation security device for a data entry keyboard of a computer is operative with an input-output unit and a keyboard of the computer. The device includes plural memories and a switching...
4703482 Universal apparatus for detecting faults in microprocessor systems  
A universal apparatus for the detection of faults in microprocessor systems. Microprocessors are commonly commercialized under the form of integrated circuits having a plurality of pins. The...
4700293 Maintenance port system incorporating software development package  
The maintenance port system includes a maintenance unit, user prom, an available CRT terminal, and a prom software development package. This system accepts parametric definitions for an automatic...
4533997 Computer monitored or controlled system which may be modified and de-bugged on-line by one not skilled in computer programming  
A computer monitored or controlled system is equipped with an interactive debugging system which enables a systems engineer to modify the system configuration in a simple manner. At any time, the...
4506324 Simulator interface system  
A linkage between a host computer and a plurality of external devices, such s a simulator system, utilizes a distributed processing network of individual data processors to process, control, and...
4484266 Externally specified index peripheral simulation system  
An Externally Specified Index (ESI) peripheral simulator portion of an ESI eripheral simulation system allows a plurality of parallel word input/output (I/O) channels of a tactical computer to...
4456994 Remote simulation by remote control from a computer desk  
A data processing system, comprising several distributed processing units which are connected to a remote central monitor and test station in which the state of each distributed processing unit is...
4351025 Parallel digital computer architecture  
A parallel digital computer with which real-time simulations can be performed. A multiplicity of elemental computers are joined in a parallel architecture through a master computer and shared...
4253145 Hardware virtualizer for supporting recursive virtual computer systems on a host computer system  
A hardware virtualizer establishes correspondence between the real process names of the processes executing on a general purpose host computer and the virtual resource names of virtual resources...
4247941 Simulator for bit and byte synchronized data network  
A data communication simulator system wherein the basic operational conditions of a bit and byte synchronized data network may be simulated by generation of a bit timing signal, a byte timing...
4070705 Simulation apparatus  
In building simulators for training purposes more and more of the simulation activities are being carried out by digital computers. One of the basic problems in checking out a large complex...
3946363 Variable time axis controller in simulation computer  
In a simulator of the class which is operated repeatedly according to the same program there are provided a mini-computer, a time axis controller and a communicating device. The time axis...
3932843 Real-time control arrangement for a simulation device  
A simulation device including a simulation computer is used to simulate peripheral equipment of a real-time system having two stored program computers operating on a load-sharing basis to check and...
3921146 Programmable data processor and controller system  
A data processor/controller contains a program representative of a logic configuration required to control the sequencing of operations in equipment external thereto. The processor/controller...
3786430 DATA PROCESSING SYSTEM INCLUDING A SMALL AUXILIARY PROCESSOR FOR OVERCOMING THE EFFECTS OF FAULTY HARDWARE  
An electronic data processing system comprising a relatively large main processor, a relatively small auxiliary processor, and a bus system linking both of said processors. The auxiliary processor...
3751645 METHOD OF AND DEVICE FOR THE DIGITAL SIMULATION OF DIGITAL COMPUTER CONFIGURATIONS  
A method of, and device for, the digital simulation of digital computer configurations, in which the various computer modules of a computer configuration to be simulated, are replaced by hardware...
3156899 Sampled data simulator control system  
Matches 451 - 491 out of 491 < 1 2 3 4 5 6 7 8 9 10