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6473847 |
Memory management method for use in computer system
The present invention is directed to a method for managing memory in a computer whereby memory is divided into a first and a second section, and whereby the first and second sections are separately...
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6473655 |
Data processing system and method for creating a virtual partition within an existing partition in a hard disk drive
A data processing system and method are described for creating a virtual partition within an existing partition within a hard disk drive included within the system. A first master boot record is...
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6470434 |
Computer system and method for accessing a computer-readable medium
Execution is initiated of operating system software by a computer system. After initiating execution of the operating system software, a partition is formed within a computer-readable medium. In...
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6463501 |
Method, system and program for maintaining data consistency among updates across groups of storage areas using update times
A system, method, and program for maintaining data consistency among updates to data storage areas are provided. Each update has an update time the update was made. There are multiple groups of...
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6460126 |
Computer resource management system
A system and method for managing scarce computer system memory resources has three aspects. A first aspect allows large data structures to be replaced by a pointer that causes an intentional fault...
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6453344 |
Multiprocessor servers with controlled numbered of CPUs
A multiprocessor system having a total number of available CPUs partitioned into one or more smaller pools of CPUs called servers where the number of CPUs available to a server is reduced below the...
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6453383 |
Manipulation of computer volume segments
Methods and systems are provided for manipulating data in segmented environments such as an instance of a NetWare file system. Unlike the conventional approach that relies on FDISK and the...
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6449689 |
System and method for efficiently storing compressed data on a hard disk drive
A system and method for organizing compressed data on a storage disk to increase storage density. The method and system include a compressor for compressing a data block into a compressed data...
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6449705 |
Method and apparatus for improving performance of drive linking through use of hash tables
A method for routing an input/output request for a particular logical volume. In a preferred embodiment, partitions are assigned to logical volumes, wherein an arbitrary number of partitions can be...
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6449699 |
Apparatus and method for partitioned memory protection in cache coherent symmetric multiprocessor systems
The present invention provides fault contained memory partitioning in a cache coherent, symmetric shared memory multiprocessor system while enabling fault contained cache coherence domains as well...
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6449704 |
Memory failure analysis device that records which regions have at least one defect
A memory device testing apparatus transfers at high speed a fail signal from a failure analysis memory unit 100 to a memory failure remedy analysis unit 200 . The failure analysis memory unit ...
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6438671 |
Generating partition corresponding real address in partitioned mode supporting system
A processor supports logical partitioning of a computer system. Logical partitions isolate the real address spaces of processes executing on different processors and the hardware resources that...
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6438432 |
Process for the protection of stored program controls from overwriting
A method is provided for protecting stored-program control systems, in particular in motor vehicles, which offers a software protection system for programming. A programming routine for programming...
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6434657 |
Method and apparatus for accommodating irregular memory write word widths
A method and apparatus for accommodating irregular memory write word widths allow for writing to multiple rows in a memory so as to reduce or eliminate holes in the address read space. First and...
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6430645 |
Fibre channel and SCSI address mapping for multiple initiator support
An improved and more efficient mapping scheme between a fiber channel (FC) interface and small computer system interface (SCSI) for multiple initiator support. In accordance with the method of the...
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6430653 |
Disk control unit and method for prefetching according to partition information and concatenation information
A disk control unit and method thereof enable read-in speed to be improved regarding a file which is stored in a fixed drive discontinuously. A prefetch decision circuit receives instructions from...
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6430660 |
Unified memory hard disk drive system
A disk controller system includes a microprocessor, a hard disk controller, a disk channel path, a host communications path, and an interface coupled to each of the microprocessor, hard disk...
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6430663 |
Methods for selecting a boot partition and hiding a non-selected partition
Methods for selecting a boot partition from a single drive of a computer are disclosed. In one example, a method includes receiving a boot request and accessing a signature sector of the single...
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6427195 |
Thread local cache memory allocator in a multitasking operating system
A memory allocator provides a cache blocks private to each thread of a multi-threaded application, and thereby minimizes performance losses associated with mutual exclusion (MUTEX) contention,...
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6425042 |
Tape drive apparatus for judging an operational mode of the tape based on detected tape management information
When a tape cassette is mounted, a tape drive apparatus judges whether the tape cassette is of a first mode (normal mode) or a second mode (multi-partition mode) based on one or both of management...
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6425059 |
Data storage library with library-local regulation of access to shared read/write drives among multiple hosts
A data storage library utilizes library-local features to regulate access to shared read/write drives among multiple hosts, and thereby avoid the need for arbitrating host software. The library...
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6424658 |
Store-and-forward network switch using an embedded DRAM
A store-and-forward network switch uses an embedded dynamic-random-access memory (DRAM) packet memory. An input port controller receiving a packet writes the packet to the embedded packet memory....
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6415374 |
System and method for supporting sequential burst counts in double data rate (DDR) synchronous dynamic random access memories (SDRAM)
A system and method for supporting sequential burst counts of particular utility with respect to double data rate (“DDR”) synchronous dynamic random access memory (“SDRAM”) devices wherein...
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6415383 |
Address offset feature for a hard disk drive
A method of changing the operating system in a computer system by using an address offset mode (AOM) feature for the address space of a hard disk drive connected to the computer system....
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6412055 |
Method and apparatus for product development
A method and apparatus for allowing developers to develop software for their product. The method includes providing a first mode signal to a processor to operate in a development mode. The method...
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6408357 |
Disk drive having a cache portion for storing write data segments of a predetermined length
A disk drive having a cache memory and a method of operating same, in which the disk drive is connectable to a host computer for reading and writing data on a disk. The method defines a length...
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6401181 |
Dynamic allocation of physical memory space
In a computer system, a system and methodology for dynamically allocating available physical memory to addressable memory space on an as needed basis, and to recover unused physical memory space...
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6401183 |
System and method for operating system independent storage management
A Storage Manager that dynamically manipulates and partitions the secondary storage of a computer device without re-writing or revising the secondary storage after each manipulation. The Storage...
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6393517 |
SCSI port filter driver for enhanced audio data
A method of recording data, including audio data and control data, to a SCSI drive having both a write mode and a write-verify mode, comprises the steps of initializing the drive to a write mode,...
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6389509 |
Memory cache device
A memory cache device for a CD-ROM for use with a host computer capable of initially filling a clone area of the hard disk with data from the compact disc using a sequential striped fill process...
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6385672 |
System to optimize packet buffer utilization via selectively partitioned transmit and receive buffer portions
The present invention provides a device which facilitates communications between a computer system and a data network by buffering data in transit between the computer system and the data network...
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6381619 |
Computer data storage system with migration plan generator
A data storage system is provided in which a migration plan generates migration plans for reaching a goal configuration from an initial configuration in a predetermined period of time. The...
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6380873 |
Method for reducing radio frequency emissions on high-speed serial buses
A method for reducing radio frequency interference from a high frequency serial bus by scrambling data signals and reducing the repetition of control signals. Beginning and ending control signals...
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6381659 |
Method and circuit for controlling a first-in-first-out (FIFO) buffer using a bank of FIFO address registers capturing and saving beginning and ending write-pointer addresses
A method and circuit for controlling a FIFO buffer such that the buffer can accommodate more than one data block simultaneously without overlapping data between adjacent data blocks. The FIFO...
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6381682 |
Method and apparatus for dynamically sharing memory in a multiprocessor system
Multiple instances of operating systems execute cooperatively in a single multiprocessor computer wherein all processors and resources are electrically connected together. The single physical...
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6378038 |
Method and system for caching data using raid level selection
A method and system for storing data in a redundant array of inexpensive disks (RAID) data storage subsystem is disclosed. The RAID data storage subsystem includes a plurality of drives. The method...
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6378033 |
Electronic device, control method thereof and storage medium
To erase data stored in a flash memory at high speed with simple processing and to improve operation environment, a file stored in the flash memory is managed by small blocks smaller than a...
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6374340 |
Method of managing memory for a PCI bus
A method of managing memory includes providing a memory ( 190 ) partitioned into a memory tree having N memory levels and different numbers of memory nodes ( 100, 110, 111, 120, 121, 122, 123, 130,...
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6370622 |
Method and apparatus for curious and column caching
Curious caching improves upon cache snooping by allowing a snooping cache to insert data from snooped bus operations that is not currently in the cache and independent of any prior accesses to the...
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6366980 |
Disc drive for achieving improved audio and visual data transfer
A disc drive apparatus that communicates with and provides data storage for a host computer wherein the disc drive is adapted to provide improved audio and visual data transfer operations. The disc...
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6366994 |
Cache aware memory allocation
An apparatus and method for allocating a memory in a cache aware manner are provided. An operating system can be configured to partition a system memory into regions. The operating system can then...
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6367002 |
Apparatus and method for fetching instructions for a program-controlled unit
An apparatus and a method are distinguished in that an instruction queue is provided which is configured such that when instruction data are written into the instruction queue and/or when...
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6363468 |
System and method for allocating memory by partitioning a memory
Systems and methods consistent with the present invention allocate memory of a memory array by partitioning the memory array into subheaps dedicated to frequently used memory blocks. To this end,...
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6363467 |
Apparatus and method for allocating memory space for program use and management purposes
In order to reduce problems caused by a user corrupting memory by incorrect use of memory allocation functions in the C programming language, memory allocation requests of an application ( 32 ) are...
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6363456 |
IC card, IC card processing system, and IC card processing method
An IC card according to the present invention includes a communication section for receiving externally transmitted data, a storage section for storing a file and definition information of the...
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6360945 |
Methods and apparatus for employing a hidden security partition to enhance system security
An automated teller machine includes a processor on motherboard with BIOS on ROM which allows operation of hard disk via interface. The disk has at least one normal partition but also includes a...
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6360300 |
System and method for storing compressed and uncompressed data on a hard disk drive
A system and method for organizing compressed data and uncompressed data in a storage system. The method and system include a compressor for compressing a data block into a compressed data block,...
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6349312 |
Method and apparatus for performing pre-allocation of memory to avoid triggering garbage collection operations
The present invention provides a mechanism for enabling memory allocation operations to be deterministic. According to the invention, determinism is achieved by first pre-allocating a contiguous...
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6349375 |
Compression of data in read only storage and embedded systems
This disclosure involves the combination of data compression and decompression with a virtual memory system. A number of computer systems are discussed, including so-called embedded systems, in...
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6347097 |
Method and apparatus for buffering received data from a serial bus
A method for reading data from an IEEE 1394 serial bus system and storing the data in a FIFO includes partitioning the FIFO into a plurality of registers, each having 32 register bits for the data...
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