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Patent # Description
US-5,537,583 Method and apparatus for a fault tolerant clock with dynamic reconfiguration
A fail-operational/fail-operational fault tolerant clock includes a voting core comprised of triple redundant clock modules (30, 40, 50) and a floating hot spare...
US-5,537,582 Bus interface circuitry for synchronizing central processors running at multiple clock frequencies to other...
A central processing unit including apparatus for controlling transfer of data and addresses to and from the central processing unit including circuitry for...
US-5,537,581 Microprocessor with a core that operates at multiple frequencies
A microprocessor that operates at the speed of the bus or at a speed which is a multiple of the bus speed on a selectable basis. The microprocessor includes a...
US-5,537,580 Integrated circuit fabrication using state machine extraction from behavioral hardware description language
A method for fabricating an integrated circuit includes the steps of: (a) describing the functionality of an integrated circuit in terms of a behavioral hardware...
US-5,537,579 Method and apparatus for managing color data
A method and apparatus for managing color data in a predetermined color space by using a pallet converting mechanism, in which a pallet management table can be...
US-5,537,578 Transparent driving partition for processing logical volumes to be recorded onto optical media
A system for recording on a rewritable (erasable) optical disk is provided which reduces the data integrity exposure and negative performance impact of separate...
US-5,537,577 Interleaved memory wherein plural memory means comprising plural banks output data simultaneously while a...
An interleaving memory system having a first memory device including a 0-bank and a 1-bank for simultaneously outputting data at even-numbered addresses from the...
US-5,537,576 Expandable memory for a digital signal processor including mapped first and second memory banks forming a...
A data processing and addressing unit for processing a set of either first or second type instructions having associated therewith operands stored in a single...
US-5,537,575 System for handling cache memory victim data which transfers data from cache to the interface while CPU...
A method and apparatus in a computer system for handling cache memory victim data for updating main memory. The invention operates in a computer system having...
US-5,537,574 Sysplex shared data coherency method
A method for controlling coherence of data elements sharable among a plurality of independently-operating CPCs (central processing complexes) in a multi-system...
US-5,537,573 Cache system and method for prefetching of data
A cache system which includes prefetch pointer fields for identifying lines of memory to prefetch thereby minimizing the occurrence of cache misses. This cache...
US-5,537,572 Cache controller and method for dumping contents of a cache directory and cache data random access memory (RAM)
A cache memory controller and method for dumping the contents of a cache directory and a cache data random access memory (RAM) are described. In order to dump...
US-5,537,571 Control device for a buffer memory with reconfigurable partitioning
Control device for a buffer memory which distinguishes information of the "instruction" type and information of the "data" type, and which replaces stored...
US-5,537,570 Cache with a tag duplicate fault avoidance system and method
A method for avoiding a tag duplicate fault. The method includes the steps of using a master - slave tag; selecting a first tag as a master and a second tag as a...
US-5,537,569 Multiprocessor system utilizing a directory memory and including grouped processing elements each having cache
In a shared memory type multiprocessing system, when data stored in each processing element is managed in a directory method, a plurality of processing elements...
US-5,537,568 System for dynamically controlling cache manager maintaining cache index and controlling sequential data access
A cache management system and method monitors and controls the contents of cache memory coupled to at least one host and at least one data storage device. A...
US-5,537,567 Parity block configuration in an array of storage devices
In a redundant array of disk storage units which independently accesses data blocks on different units and which uses parity blocks for data protection, parity...
US-5,537,566 Apparatus and method for controlling background processing in disk array device
An apparatus and method for controlling a background process in a disk array device including a disk array control unit which accesses the plurality of storage...
US-5,537,565 Dynamic memory system having memory refresh
An improved data processor architecture is provided having integrated circuit (IC) memories. Provision is made for dynamic memories with a memory refresh...
US-5,537,564 Technique for accessing and refreshing memory locations within electronic storage devices which need to be...
A technique for accessing and refreshing memory locations within a plurality of electronic storage devices which need to be refreshed is disclosed. The technique...
US-5,537,563 Devices, systems and methods for accessing data using a gun preferred data organization
A processing system operates on data words each having first and second portions. A first memory stores the first portion of a first data word accessible by a...
US-5,537,562 Data processing system and method thereof
A data processing system (55) and method thereof includes one or more data processors (10). Data processor (10) is capable of performing both vector operations...
US-5,537,561 Processor
A processor with a plurality of operational pipelines for performing parallel processing which is includes an instruction processing section with a plurality of...
US-5,537,560 Method and apparatus for conditionally generating a microinstruction that selects one of two values based upon...
The present invention provides a microinstruction for conditionally selecting one of two data values based upon control states of a processor. The...
US-5,537,559 Exception handling circuit and method
A microprocessor circuit monitors addresses generated by the microprocessor to check for various address-exception conditions. Fetch-exception status bits are...
US-5,537,558 Apparatus and method for communicating multiple devices through one PCMCIA interface
An apparatus that connects to a standard PCMCIA interface of a microprocessor-based computer which typically communicates with only a single external device...
US-5,537,557 Interface between unsynchronised devices
An interface between unsynchronised devices such as ASICs. The interface comprises a delay means which synchronises the write strobe of the first device with the...
US-5,537,556 System and method for interfacing a CPU to a video controller
Interfacing a video subsystem capable of driving a video display monitor to a personal computer (PC) architecture. The system and method involves connecting the...
US-5,537,555 Fully pipelined and highly concurrent memory controller
A memory controller which makes maximum use of any processor pipelining and runs a large number of cycles concurrently. The memory controller can utilize...
US-5,537,554 Method and apparatus for controlling and communicating with business office devices
A method and apparatus for controlling and communicating with business office devices, such as copiers, facsimiles and/or printers. The present invention...
US-5,537,553 Method of and apparatus for bus control and data processor
In a processor having a central processing unit, an instruction cache and a data cache, a bus controller is provided for controlling giving and receiving of a...
US-5,537,552 Apparatus for selectively comparing pointers to detect full or empty status of a circular buffer area in an...
An information reproducing apparatus for reproducing recorded data includes a buffer, a control device and a determining device. The buffer stores data blocks...
US-5,537,551 Data compression method for use in a computerized informational and transactional network
A method for compressing and subsequently decompressing digital data communicated in an interactive computer network, the network designed to provide...
US-5,537,550 Interactive network board for logging peripheral statistics with logging level commands
Method and apparatus for logging status information of a printer using an interactive network board coupled between the printer and a Local Area Network,...
US-5,537,549 Communication network with time coordinated station activity by time slot and periodic interval number
Activity on a digital communication network is divided into periodic intervals and during a segment of each periodic interval a moderator station broadcasts a...
US-5,537,548 Method of computer conferencing by intercepting commands issued by application programs and redirecting to all...
During execution, API calls to the operating system in a master processor are transferred to slave processors by an event redirection mechanism, the API calls...
US-5,537,547 Automatic network element identity information distribution apparatus and method
In a telecommunications management network including a network element provisioned as a so-called Directory Services Network Element (DSNE) and at least one...
US-5,537,546 High-level adaptable bidirectional protocol for use between a hypermedia system and a plurality of editors
A very high-level bidirectional protocol (CP) used for communication between a hypermedia system (HS) and a large number of interconnected editors (HSE, Ea, Eb,...
US-5,537,545 System for controlling cooperations among a plurality of terminals connected to a network whereby each terminal...
Each of a plurality of terminals includes a processing section, a cooperation controlling section and an inputting section. The inputting section inputs, to the...
US-5,537,544 Portable computer system having password control means for holding one or more passwords such that the...
A portable computer system includes a keyboard for inputting at least a password, and a main CPU for controlling the system operation to perform a data...
US-5,537,543 Electronic mail drive type computer system and file operation method having a mail terminal operating...
In an arrangement of a mail terminal 1, an electronic mail system 2, a job control terminal 4, and a computer system 3, a user makes a proposal of a file...
US-5,537,542 Apparatus and method for managing a server workload according to client performance goals in a client/server...
A workload manager creates an in storage representation of a set of performance goals, each goal associated with a class of clients (e.g., client transactions)...
US-5,537,541 System independent interface for performance counters
In a computer system, events indicative of the performance of the system are generated by system hardware and software. A user requests control of counters of...
US-5,537,540 Transparent, secure computer virus detection method and apparatus
A computer system which verifies the integrity of installed software on the computer system. A reserved non-DOS hard disk partition is used to store routines...
US-5,537,539 Method and apparatus for controlling a computer system
A method and apparatus for controlling a computer system having an operating system program, that constitutes a given operating system and that carries out...
US-5,537,538 Debug mode for a superscalar RISC processor
A processor system that is switchable between a normal mode of operation without precise floating point exceptions and a debug mode of operation with precise...
US-5,537,537 Burn-in diagnostic technique for a disc driving apparatus
A hard disc drive includes a self-diagnostic program which is stored either in ROM, on the magnetic disc or the like. This program enables the disc drive to be...
US-5,537,536 Apparatus and method for debugging electronic components through an in-circuit emulator
A circuit controlling the transmission of information from a testing probe to an ICE.TM. base unit for debugging an electronic component having a dedicated bus....
US-5,537,535 Multi-CPU system having fault monitoring facility
A multi-CPU system including a fault monitoring facility comprises a plurality of central processing units interconnected through a system bus and sending and...
US-5,537,534 Disk array having redundant storage and methods for incrementally generating redundancy as data is written to...
A data storage system has a disk array having multiple storage disks and a disk array controller coupled to the disk array to coordinate data transfer to and...
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