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)
06/1995
06/13/1995US5423697 Modular communications connector for I/O card applications
06/10/1995CA2137507A1 Interrupt controller for an integrated circuit
06/08/1995WO1995015649A1 Electronic book selection and delivery system
06/08/1995WO1995015635A1 Communications network management
06/08/1995WO1995015630A1 Network interface unit remote test pattern generation
06/08/1995WO1995015529A1 Fault resilient/fault tolerant computing
06/08/1995WO1995015528A1 A reallocatable memory subsystem enabling transparent transfer of memory function during upgrade
06/08/1995WO1995015527A1 A bus interface with graphics and system paths for an integrated memory system
06/08/1995CA2459529A1 Electronic book selection and delivery system
06/08/1995CA2459069A1 System and method for accumulating electronic book buy data
06/08/1995CA2459063A1 Electronic book menu system and method
06/08/1995CA2458379A1 Electronic book home system
06/08/1995CA2458355A1 Electronic book 4-component home subsystem
06/08/1995CA2458352A1 Electronic book 2-component home subsystem
06/08/1995CA2458258A1 Insertion of advertisements into on-demand electronic books
06/08/1995CA2177850A1 Fault resilient/fault tolerant computing
06/07/1995EP0656593A1 Method and apparatus for bus bandwidth management
06/07/1995EP0656581A1 Method and apparatus for optimal network printer selection
06/07/1995CA2110781A1 Two-way file management system
06/06/1995US5423053 Device managing accessing priority to common resources, of functional modules divided over a plurality of local units in each of which they form of local daisy chain
06/06/1995US5423049 Multiprocessor circuit
06/06/1995US5423044 Shared, distributed lock manager for loosely coupled processing systems
06/06/1995US5423042 Remote procedure execution
06/06/1995US5423021 Auxiliary control signal decode using high performance address lines
06/06/1995US5423020 Apparatus and method for optimizing bus usage by varying the amount of data transferred on a DMA operation
06/06/1995US5423009 Dynamic sizing bus controller that allows unrestricted byte enable patterns
06/06/1995US5423008 Apparatus and method for detecting the activities of a plurality of processors on a shared bus
06/06/1995US5423007 Multiprocessor computer system having improved coupling arrangement for independently operating local processor systems
06/06/1995US5423006 Notification and verification of state changes in a data processing input/output system
06/06/1995US5423004 Computer with electrically isolated printer port using shunt transistors controlled by a common charge-robbing node
06/06/1995US5422914 System and method for synchronizing data communications between two devices operating at different clock frequencies
06/06/1995US5422580 Switchable active termination for SCSI peripheral devices
06/06/1995CA1335843C Programmable option select
06/01/1995WO1995015057A1 Method and apparatus for downloading information
06/01/1995WO1995014972A1 Ranking-based address assignment in a modular system
06/01/1995WO1995014965A1 Modular portable computer
06/01/1995CA2174445A1 Method and apparatus for downloading information
05/1995
05/31/1995EP0655847A2 Scalable and efficient intra-domain tunneling mobile-IP scheme
05/31/1995EP0655839A2 Electronic system, semiconductor integrated circuit and termination device
05/31/1995EP0655692A2 A multiple element interface
05/31/1995EP0655691A1 Processor interface circuit for exchanging serial digital data with a peripheral device
05/31/1995EP0655690A1 Removable processing modul for data processing system
05/31/1995CN1103221A Programmable error-checking matrix for digital communication system
05/30/1995US5421027 Method and apparatus for generating a pin interrupt request in a digital data processor using a dual function data direction register
05/30/1995US5421014 Method for controlling multi-thread operations issued by an initiator-type device to one or more target-type peripheral devices
05/30/1995US5420988 Establishing logical paths through a switch between channels and control units in a computer I/O system
05/30/1995US5420987 Method and apparatus for configuring a selected adapter unit on a common bus in the presence of other adapter units
05/30/1995US5420986 FDDI concentrator with backplane port for dual datapath systems
05/30/1995US5420985 Bus arbiter system and method utilizing hardware and software which is capable of operation in distributed mode or central mode
05/30/1995US5420984 Apparatus and method for rapid switching between control of first and second DMA circuitry to effect rapid switching beween DMA communications
05/30/1995US5420965 Single pass method of compressing data transmitted to command driven terminal
05/30/1995US5420861 Multiplex system for sub-channels which have various priority levels
05/30/1995US5420858 Method and apparatus for communications from a non-ATM communication medium to an ATM communication medium
05/30/1995US5420696 Image data transfer architecture and method for an electronic reprographic machine
05/30/1995US5420412 PC-card having several communication protocols
05/26/1995WO1995014280A1 Method and apparatus for synchronizing, displaying and manipulating text and image documents
05/26/1995WO1995014279A1 Network management system having virtual catalog overview of files distributively stored across network domain
05/26/1995WO1995014276A2 Method and apparatus for achieving high speed data transfer from a parallel port
05/26/1995WO1995010158A3 Multimedia collaboration system
05/26/1995CA2176830A1 Method and apparatus for achieving high speed data transfer from a parallel port
05/24/1995EP0654936A2 A method and device for renewing an internal program of an apparatus having communication capability
05/24/1995EP0654743A1 Computer system having a DSP local bus
05/24/1995EP0654742A2 Multiple bus interface
05/24/1995EP0654741A2 Communications interface system
05/24/1995EP0654740A1 Bus controller
05/24/1995EP0654168A1 Fault-tolerant, high-speed bus system and bus interface for wafer-scale integration
05/24/1995CN2198632Y 通讯网络卡 Communications network cards
05/24/1995CN1102893A Method and system for providing data hold time by synchronous random access memory during write operations
05/23/1995US5418972 Protocol data generator-analyzer
05/23/1995US5418968 System and method for controlling interrupt processing
05/23/1995US5418967 Computer system
05/23/1995US5418960 Transparently self-configured option board using an option board protocol PROM
05/23/1995US5418939 In a data processing complex
05/23/1995US5418936 Double-buffered systems and methods
05/23/1995US5418935 Apparatus for preventing double drive occurrences on a common bus by delaying enablement of one driver after indication of disablement to other driver is received
05/23/1995US5418933 Bidirectional tri-state data bus buffer control circuit for delaying direction switching at I/O pins of semiconductor integrated circuit
05/23/1995US5418930 Circuit for interfacing asynchronous to synchronous communications
05/23/1995US5418927 I/O cache controller containing a buffer memory partitioned into lines accessible by corresponding I/O devices and a directory to track the lines
05/23/1995US5418925 Fast write I/O handling in a disk array using spare drive for buffering
05/23/1995US5418920 In a data processing system
05/23/1995US5418914 Retry scheme for controlling transactions between two busses
05/23/1995US5418913 System of two-way communication between processors using a single queue partitioned with pointers and limited overwrite privileges
05/23/1995US5418911 Data path switch method and apparatus that provides capacitive load isolation
05/23/1995US5418909 System for controlling multiple port/multiple channel I/O configuration according to communication request initiation status
05/23/1995US5418908 System for automatically establishing a link between an electronic mail item and a remotely stored reference through a place mark inserted into the item
05/23/1995US5418744 Data transfer apparatus
05/23/1995US5418524 Method and apparatus for over-the-air upgrading of radio modem application software
05/23/1995CA2001711C File extension by clients in a distributed data processing system
05/18/1995WO1995013676A1 Communication system with a network comprising an administrative unit
05/18/1995WO1995013583A1 First come memory accessing without conflict
05/18/1995WO1995013581A2 Scsi-coupled module for monitoring and controlling scsi-coupled raid bank and bank environment
05/18/1995WO1995013580A1 Data backup and restore system for a computer network
05/18/1995DE4339046A1 Controlling access to redundant transmission channels in bus system
05/18/1995DE3890947C2 Network for sensing, communication and control functions
05/17/1995EP0660955A4 A device with host indication combination.
05/17/1995EP0653896A2 Information processing apparatus for multiplex transmission of signals for arbitration and signals for data transfer
05/17/1995EP0653863A2 Arbitration apparatus and method for controlling the access to a network
05/17/1995EP0653862A1 Method and system for intuitive graphic distribution of electronic mail items within a data processing system
05/17/1995EP0653759A2 Hot-swappable multi-cartridge docking module
05/17/1995EP0653712A1 System and method for connecting a short word length memory to a wider address/data bus