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5894584 System for writing digitized X-ray images to a compact disc  
A system for writing data to a storage media comprises a data acquisition device for acquiring digitized data; a media writing device for inputting the digitized data to the storage media; and a...
5892964 Computer bridge interfaces for accelerated graphics port and peripheral component interconnect devices  
A core logic chip set is provided in a computer system to provide a bridge between host and memory buses and an accelerated graphics port ("AGP") bus adapted for operation of two AGP devices, or...
5889817 Communication system with data comparison circuit  
A communication apparatus includes an automatic reception stop circuit. When a transmit frame sent by another communication apparatus is received, the automatic reception stop circuit compares the...
5884098 RAID controller system utilizing front end and back end caching systems including communication path connecting two caching systems and synchronizing allocation of blocks in caching systems  
A disk drive array controller generally has a host I/O port configured for connection to a host computer and a plurality of disk I/O ports configured for connection to a corresponding plurality of...
5884093 Hard disk cache for CD-ROM and other slow access time devices  
A controller system for a CD-ROM drive or other slow access device such as a magneto-optical device using a conventional hard disk drive as a cache memory. In some embodiments, the hard disk cache...
5881256 Bus interface unit capable of simultaneously proceeding with two bus cycles in a high-performance microprocessor  
A bus interface unit of a microprocessor which can simultaneously process bus cycle's requests coming from various pipelines during for one cycle in the pipelined high-performance microprocessor...
5878270 Library apparatus and drive recognition method  
In a library apparatus, a transport device for transporting a medium to a drive unit and inserting the medium into the drive unit has a function of issuing, via a SCSI bus, a command to devices...
5878271 Multi-conductor cable architecture and interface for a split system personal computer  
Disclosed is a personal computer system that includes a media console coupled to a system unit with a multi-conductor cable. The media console includes a direct access storage device having an...
5875299 disk access apparatus for performing a stride processing of data  
A disk access apparatus for performing a stride processing of data is used in a parallel computer system for connecting a plurality of computers to each other through a network. The disk access...
5872985 Switching multi-context processor and method overcoming pipeline vacancies  
An instruction executing section supplies an instruction of a certain context to a pipeline and executes the context. When a vacancy of the pipeline is judged, the instruction executing section...
5870615 Automatic cellular phone battery charging by mobile personal computer using configuration write data and storage element for charging in accordance to battery charging parameter  
A PCMCIA card having cellular phone battery charging circuitry, and an adapter cable having a PCMCIA card connector equipped with a battery characteristic encoder, are provided to charge a...
5864876 DMA device with local page table  
A DMA device which can quickly access main memory over a system bus without requiring an allocation of a contiguous block of memory on start-up. This is accomplished by providing a copy of the...
5864708 Docking station for docking a portable computer with a wireless interface  
A docking station for a portable computer includes a wireless transceiver for wireless communication with the portable computer. The docking station also includes a plurality of ports. Each port...
5862367 Apparatus and method for serial-to-parallel data conversion and transmission  
A serial-to-parallel data conversion and transmission system for converting incoming serial data sent by another system. The incoming data contains a data portion and identifying information and...
5862401 Programmable central intelligence controller and distributed intelligence network for analog/digital control systems  
The present invention involves a programmable microprocessor based controller having the capacity to store multiple operational instruction sets for independently controlling system components....
5860022 Computer system and method of issuing input/output commands therefrom  
Disclosed herein is a computer system which comprises a plurality of input/output devices, an adapter device coupled to the plurality of input/output devices and a main processing unit for...
5857117 Apparatus and method for multiplexing integrated device electronics circuitry with an industry standard architecture bus  
A transceiver as provided for effectively multiplexing IDE address and data lines with selected ISA address and data lines. Compatibility among the IDE data transfers and ISA functions are...
5854915 Keyboard controller with integrated real time clock functionality and method therefor  
A keyboard controller for a computer system with integrated Real Time Clock (RTC) functionality. The keyboard controller has a microprocessor for controlling peripheral device bus traffic such as...
5852742 Configurable data processing pipeline  
A print data processing pipeline for use in a color electrophotographic printer optimizes print quality and minimizes memory usage by separately processing lossy and lossless print data. Lossy...
5850565 Data compression method and apparatus  
A data compressor scans one or more data files to locate variable-length strings of characters (data) that can be more efficiently compressed by delta compression (i.e. by referring to a string in...
5848249 Method and apparatus for enabling intelligent I/O subsystems using PCI I/O devices  
An apparatus having a first interface for coupling to a first component bus; a second interface for coupling to a second component bus; an address translation unit coupled to the second interface;...
5845145 System for generating and sending a critical-world-first data response packet by creating response packet having data ordered in the order best matching the desired order  
A system for efficiently supporting critical-word-first data transfers comprises a data storage device, a controller, a data selector, and a multiplexer. The data storage device is preferably...
5842037 Interference reduction in TDM-communication/computing devices  
A method for suppressing interference in an integrated communication/computing device is disclosed. First, an interrupt signal is sent from a transceiver to a computing device when the transceiver...
5838304 Packet-based mouse data protocol  
Data is transmitted from a mouse to a host computer in accordance with a 3-byte packet protocol. The first byte includes bits indicating the status of first and second buttons on the mouse. The...
5835957 System and method for a fast data write from a computer system to a storage system by overlapping transfer operations  
A fast data write method for transferring data from a computer system to a storage system in a single tasking operating environment. A fast write flag is set in order to reflect the ready or busy...
5832295 System for detecting the presence or absence of a loss of transfer word by checking reception side judgement bits  
Data is transferred via FIFO memories on a word unit basis. In case of adding redundant bits to the transfer word and judging a loss of a word, on the transmission side, transmission side judgment...
5828898 Microcomputer for outputting data to the outside of the microcomputer in real time in response to a RTP output request signal received from outside the microcomputer  
A microcomputer includes an input terminal, coupled to the control terminal of a transmission gate, that receives a real-time request signal asserted by a peripheral. The transmission gate...
5822752 Method and apparatus for fast parallel determination of queue entries  
The present invention is related to a circuit useful to manage a random order queue having a plurality of queue entries, each queue entry having an associated validity bit which indicates whether...
5822610 Mappable functions from single chip/multi-chip processors for computers  
A distributed computer system comprising a plurality of engines where each engine is useable to form a separate, integrated computer system. The distributed computer system is the functional...
5819103 Information recording/reproducing apparatus and method  
An information recording/reproducing apparatus includes a first processing unit, a link information generating unit, a link information storage unit, and a second processing unit. The first...
5812875 Apparatus using a state device and a latching circuit to generate an acknowledgement signal in close proximity to the request signal for enhancing input/output controller operations  
The present invention is directed to improving the time with which information transfer signals can be generated in response to an initiating signal. Exemplary embodiments are described in the...
5805919 Method and system for interleaving the distribution of data segments from different logical volumes on a single physical drive  
A physical drive divided into at least two logical volumes, each volume containing a plurality of data storage segments, at least some of the data storage segments in one volume being physically...
5805920 Direct bulk data transfers  
A data processing system for transferring data is provided. This system includes central processing units (CPUs 20, 22, 24 and 26) and storage units (30 and 32 with 100-105 and 110-115) which are...
5805864 Virtual integrated cartridge loader for virtual tape storage system  
Virtual data storage cartridges are created on a data storage subsystem to/from which volume writes and reads are directed. When a number of data volumes have been written, the controller may...
5802389 Expansion module address method and apparatus for a programmable logic controller  
An expansion module address method and apparatus for a Programmable Logic Controller (PLC) is taught. Briefly stated, a PLC base unit sends an address to an expansion module or modules attached...
5801718 Video signal processing circuit for monitoring address passing between write addresses and read addresses in a buffer memory  
A write clock signal and a write select signal are outputted from an input video clock generator, a read clock signal and a read select signal are outputted from a display video clock generator,...
5802390 Data bus circuit and method of changing over termination resistor of the data bus circuit  
A data bus circuit includes a plurality of data buses, a plurality of data processing units connected to each of the data buses for performing transmission and reception of data in response to a...
5796705 Enhanced parallel port adaptor for interfacing a PC to a CD-ROM driver  
A CD-ROM interface device whereby a CD-ROM drive is easily interfaced with a personal computer (PC) using an enhanced parallel port (EPP) for the PC, includes signal buffer for buffering and...
5794214 Point-of-sale terminal  
A point-of-sale (POS) terminal is provided with a control device for sending control and/or print data to a printing apparatus. The control device includes a general purpose processor controlled...
5794033 Method and system for in-site and on-line reprogramming of hardware logics with remote loading in a network device  
The invention discloses a method and an apparatus for in-line and on-site updating of Field Programmable Gate Arrays with remote loaded configuration data files. Flash EEPROMs which are used...
5794035 Device driver and input/output hardware research manager  
A system and method is provide for managing input/output (I/O) resources in a computer system. The system includes a hardware resource manager which tracks the use of the I/O resources. In...
5790812 Method of encoding or decoding protocol data units (PDUS)  
In an open system (TN) in which the encoding and decoding of data is performed to transmit these data between system elements (VSTA, VSTX), it is proposed to enter definitions of different data...
5790883 Multiple ports storage device with programmable overlapped data bits access  
A storage portion places data through a data output buffer on a data line D0P when a control line R00H becomes active, and places data through a data output buffer on a data line D0Q when a...
5790896 Apparatus for a testing system with a plurality of first connection having a structural characteristic and a plurality of second connection having a different structural characteristic than the first connection  
An input/output module in a system for testing the functionality of an elronic system. The input/output module includes a plurality of input connections for receiving signals from the electronic...
5790897 Plug-in computer card with internal audio speaker element  
A plug-in computer card includes an audio generator circuit having an audio analog output and an enclosure around the audio generator circuit. An audio speaker element is contained within the...
5787304 Multipath I/O storage systems with multipath I/O request mechanisms  
A data processing system having multiple independent paths for communication between a host and a plurality of storage devices where each path has its own queue for servicing requests generated by...
5787306 Automatic assignment of I/O addresses in a computer system  
A peripheral device, connected to an address bus, which has yet to be assigned an I/O address has a pin connected to a configuration select output of a control logic circuit (or a CPU). The...
5784595 DMA emulation for non-DMA capable interface cards  
A method and system are disclosed for simulating a direct memory access (DMA) function to access memory in a host computer having a DMA controller for the purpose of enabling the transfer of data...
5778421 Information processing system which can check disk-like storage medium having prescribed relation therewith and disk-like storage medium therefor  
This is invention provides an information processing system for a disk-like storage medium such as flexible magnetic disks or a DVD-RAMs. The disk-like storage medium stores a first data including...
5774355 Equipment control system and method  
In a programmable controller system, a sequence program, an operation sequence control program module and a plurality of I/O control program modules including interlock control are independently...