Patents
Patents for G06F 13 - Interconnection of, or transfer of information or other signals between, memories, input/output devices or central processing units (158,002)
03/1992
03/17/1992CA1297601C Memory arbitration for video subsystem
03/17/1992CA1297594C Computer system, particularly for home use
03/12/1992DE4028317A1 Decentralised access monitoring in multi-microcomputer system - monitoring time between access and quit signal and generating forced quit signal if verification time is exceeded
03/11/1992WO1992004801A1 User interface for television schedule system
03/11/1992EP0474442A2 Internal bus for work station interfacing means
03/11/1992EP0474427A1 Communications network dynamic addressing arrangement
03/11/1992EP0474384A2 Method and apparatus for isolating faults in a network having serially connected links
03/11/1992EP0474373A2 Method and apparatus for verifying the configuration of a link connected network
03/11/1992EP0474367A2 Driver circuit
03/11/1992EP0474340A2 Methods and apparatus for providing dynamic invocation of applicatons in a distributed heterogeneous environment
03/11/1992EP0474339A2 Methods and apparatus for providing a client interface to an object-oriented invocation of an application
03/11/1992EP0474253A2 Register circuit for copying contents of one register into another register
03/11/1992EP0474131A2 System for enhancing data transfer between application programs and communications programs in telecommunications systems
03/11/1992EP0474058A2 Problem analysis of a node computer with assistance from a central site
03/11/1992EP0473805A1 Computer system with improved performance
03/11/1992EP0473803A1 Method and apparatus for avoiding deadlock
03/11/1992EP0473789A1 Bit map display controller
03/11/1992EP0263157B1 Method and device for transferring signals between modules of an electronic unit
03/11/1992EP0018404B1 Memory system for programmable controller
03/11/1992CN1059439A Nonsynchronous channel/dasd communication system
03/11/1992CA2047886A1 Method and apparatus for electronic corroboration of documents in a data processing system
03/10/1992US5095526 Microprocessor with improved interrupt response with interrupt data saving dependent upon processor status
03/10/1992US5095460 Rotating priority encoder operating by selectively masking input signals to a fixed priority encoder
03/10/1992US5095425 Method and arrangement for data transmission, as well as a station to implement the method having timing periods beginning on successive transitions of data signal
03/10/1992CA1297204C Multiple computer interface circuit board
03/10/1992CA1297200C Interprocessor communication system in information processing system enabling communication between execution processor units during communication between other processor units
03/10/1992CA1297198C Program mode access control system
03/10/1992CA1297197C High speed low pin count bus interface
03/10/1992CA1297195C Digital signal processor
03/05/1992WO1992004673A1 Improved memory system
03/05/1992WO1992003798A1 Offset-based dma mechanism
03/05/1992WO1992003793A1 Interrupt control for multiprocessor computer system
03/05/1992WO1992003791A1 Memory access system
03/05/1992WO1992003789A1 Improvement in system for automatically monitoring copiers from a remote location
03/05/1992CA2090862A1 Memory system
03/05/1992CA2050433A1 System for enhancing data transfer between application programs and communications programs in telecommunications systems
03/04/1992EP0473455A2 Work station having burst mode data transfer
03/04/1992EP0473454A2 Register control for work station interfacing means
03/04/1992EP0473453A1 Work station having a selectable CPU
03/04/1992EP0473392A2 Direct memory access apparatus in image processing system and external storage device used therein
03/04/1992EP0473314A2 Peripheral data processing system control apparatus
03/04/1992EP0473280A1 Communication control system for a computer and peripheral devices
03/04/1992EP0473279A1 Communication control apparatus for computing systems
03/04/1992EP0473278A2 Logic apparatus for use with a computing device
03/04/1992EP0473277A2 Apparatus for controlling access to a data bus
03/04/1992EP0473276A1 Integrated digital processing apparatus
03/04/1992EP0473273A1 System for communication between a computing device and peripheral devices
03/04/1992EP0473265A2 Nonsynchronous DASD control
03/04/1992EP0473255A2 Network fault analysis
03/04/1992EP0473102A2 Data communication system with checksum calculating means
03/04/1992EP0473059A2 Communication control system
03/04/1992EP0472867A2 Recovery from a possible switching error in a computer I/O system
03/04/1992EP0472836A1 Acquiring addresses in an input/output system
03/04/1992EP0472835A1 Notification and verification of state changes in a data processing input/output system
03/04/1992EP0472833A2 Serial link in an I/O system
03/04/1992EP0472829A2 Multicomputer complex and distributed shared data memory
03/04/1992EP0472814A1 Channel paths in a computer I/O system
03/03/1992US5093918 System using independent attribute lists to show status of shared mail object among respective users
03/03/1992US5093910 Serial data transmission between redundant channels
03/03/1992US5093780 Inter-processor transmission system having data link which automatically and periodically reads and writes the transfer data
03/03/1992US5093776 Information processing system emulation apparatus and method
03/03/1992US5093588 Bus circuit of precharge type for semiconductor integrated circuit
03/03/1992CA1296810C Computer with expansion slots for cards
03/03/1992CA1296808C Memory access controller
03/03/1992CA1296807C Computer system speed control at continuous processor speed
03/03/1992CA1296806C Computer resource configuration method and apparatus
03/01/1992WO1992004671A1 Distributed user authentication protocol
03/01/1992CA2050099A1 Checksum calculation unit and method for error detection on data packets
02/1992
02/27/1992DE4026533A1 Measurement value acquisition system for intelligent sensors - has multiplexer successively connecting practically unlimited number of sensors to central computer
02/26/1992EP0472386A2 Digital signal processing control method and apparatus
02/26/1992EP0472375A2 Data conversion method, pilot signal formation method using the same and rotary magnetic head device using the same
02/26/1992EP0472279A2 Apparatus for implementing data bases to provide object-oriented invocation of applications
02/26/1992EP0472274A1 Data processing apparatus having connectors to receive system components
02/26/1992EP0472025A2 A microprocessor
02/26/1992EP0471806A1 Method of personalising an electronic module, electronic circuit and module which are designed for the implementation of this method.
02/26/1992EP0471681A1 Real-time adjustable-transform device driver for physical devices.
02/25/1992US5091940 Data router with burst shuffling and deshuffling output buffers
02/25/1992US5091822 Radial type of parallel system bus structure with printed, twisted conductor lines
02/25/1992US5091660 Semiconductor logic circuit
02/19/1992EP0471639A2 Method for document distribution by reference in a data processing system
02/19/1992EP0471638A2 Problem prevention on a computer system in a service network of computer systems
02/19/1992EP0471637A2 Tracking the resolution of a problem on a computer system in a service network of computer systems
02/19/1992EP0471636A2 Flexible service network for computer systems
02/19/1992EP0471635A2 Automated enrollement of a computer system into a service network of computer systems
02/19/1992EP0471633A1 Communication network with write and read rings and method of reconfiguring and accessing such network
02/19/1992EP0471442A2 Methods and apparatus for implementing server functions in a distributed heterogeneous environment
02/19/1992EP0471382A2 Microcomputer including serial data communication unit
02/19/1992EP0471378A2 Apparatus for encoding and decoding with own clock circuit
02/19/1992EP0471148A2 Device for disconnecting and/or connecting of bus lines at a computer and circuit for a multiuser/multitask system with graphic capability
02/18/1992US5090013 Time slot protocol in the transmission of data in a data processing network
02/18/1992US5089956 Method of distributing related documents to identified end users in an information processing system
02/18/1992US5089953 Control and arbitration unit
02/18/1992CA2046747A1 Tracking the resolution of a problem on a computer system in a service network of computer systems
02/18/1992CA2046701A1 Flexible service network for computer systems
02/12/1992EP0470875A1 Communication controller between a computer and a plurality of ISDN terminals
02/12/1992EP0470734A1 Cache memory management system
02/12/1992EP0470624A2 DMA controller having jump function
02/12/1992EP0470320A1 Mechanism for performing the steady state and error recovery functions of a communication protocol
02/12/1992EP0470072A1 Distributed intelligence network using time and frequency multiplexing
02/12/1992CN1058664A Apparatus and method for loading system reference diskette image from system partition in personal computer system