Class / Patent application number | Description | Number of patent applications / Date published |
709211000 | Master accessing slave storage | 25 |
20080228895 | DIRECT FILE TRANSFER HOST PROCESSOR - A computing host includes a communication processor that receives a file request from a computer network for transferring a file between the computer network and a storage device. If the file is directly transferable between the computer network and the storage device without a need for processing the file by a host processor of the computing host, the communication processor performs the file transfer. Otherwise, the host processor processes the file and performs the file transfer. | 09-18-2008 |
20080235346 | METHOD OF DETECTING RESPONSE TIME-OUT BASED ON MASTER-SLAVE PROTOCOL ARCHITECTURE - A method of detecting response time-out based on master-slave protocol architecture, which calculates the time required for a slave device to respond to a Modbus request sent by a detection device based on Modbus communication protocol. The method is to send a Modbus request to the slave device through a detection device, and to record the Modbus request sent time, and then to have the slave device provide to the detection device a response. The detection device calculates the response time-out based on the request sent time and the response received time By means of calculating the precise response time-out from the response time-outs which are gotten from the slave device respond to a predetermined number of Modbus requests, the user or manager can determine the response time-out required for the slave device precisely so as to give EXECUTE instruction or command at the accurate time point. | 09-25-2008 |
20080244030 | METHODS AND APPARATUS TO PERFORM FILE TRANSFERS IN DISTRIBUTED FILE SYSTEMS - Methods and apparatus to send and receive files are disclosed. An example method for sending a file includes sending a list of data nodes storing a first portion of the file and a second portion of the file to a master node of a destination distributed file system, computing a first checksum for a first portion of the file, computing a second checksum for a second portion of the file, sending the first checksum and the second checksum to the destination distributed file system, sending the first portion of the file to a first data node of the destination distributed file system, and sending the second portion of the file to a second data node of the destination distributed file system. | 10-02-2008 |
20090083391 | AUTOMATIC CONTROL SYSTEM WITH NETWORK GATEWAY AND METHOD FOR OPERATING THE SAME - An automatic control system includes a host, a network gateway operatively connected to the host, and a plurality of programmable logic controllers (PLC) operatively connected to the network gateway. The network gateway includes a controller and registers. The controller backups data from specific addresses in the PLC to the registers sequentially for each predetermined time period. When the controller receives an accessing command from the host and the accessing command designates the specific addresses, the controller sends the data, which is corresponding to the designated address and already stored in the registers, to the host. The accessing efficiency can be enhanced because part of data in the PLC is cached in the network gateway. | 03-26-2009 |
20090089393 | SYSTEM AND METHOD FOR MANAGING DATA DOWNLOADS AND DATA UPLOADS - An exemplary method for managing data downloads and data uploads is provided. The method includes: searching a target slave terminal from a plurality of linked slave terminals, and identifying the target slave terminal from other linked slave terminals by a MAC address; establishing a secure connection between at least one linked master terminal and the target slave terminal; setting task parameters of the target slave terminal; sending a task request to the target slave terminal; performing data downloads or data uploads according to the task request from the at least one linked master terminal; reporting download/upload progresses of the target slave terminal to the linked master terminal according to the task parameters; and saving downloaded data in a file. A related system is also provided. | 04-02-2009 |
20090292788 | DATA TRANSFER PROCESSING APPARATUS, DATA TRANSFER PROCESSING METHOD, AND COMPUTER PRODUCT - A computer-readable recording medium stores therein a data transfer processing program that causes a computer capable of accessing plural recording devices to acquire a group of update data for a first recording device among the recording devices and calculate, based on addresses respectively assigned to each data item in the group of update data, an overlap rate of the addresses. Further, based on the overlap rate calculated at the calculating, the computer selects a data transfer scheme from among a synchronous scheme of transmitting the group of update data simultaneously to the first recording device and a second recording device, and a nonsynchronous scheme of transmitting the group of update data to the first recording device and subsequently causing the first recording device to transmit the group of update data to the second recording device; and executes the data transfer scheme selected. | 11-26-2009 |
20100011083 | PERSONAL AND SERVER COMPUTERS HAVING MICROCHIPS WITH MULTIPLE PROCESSING UNITS AND INTERNAL FIREWALL - This invention generally relates to one or more computer networks having computers like personal computers or network servers with microprocessors linked by broadband transmission means and having hardware, software, firmware, and other means such that at least one parallel processing operation occurs that involve at least two computers in the network. More particularly, this invention relates to one or more large networks composed of smaller networks and large numbers of computers connected, like the Internet, wherein more than one separate parallel processing operation involving more than one different set of computers occurs simultaneously and wherein ongoing processing linkages can be established between virtually any microprocessors of separate computers connected to the network. Still more particularly, this invention relates to business arrangements enabling the shared used of network microprocessors for parallel and other processing, wherein personal computer owners provide microprocessor processing power to a network, preferably for parallel processing, in exchange for network linkage to other personal and other computers supplied by network providers, including linkage to other microprocessors for parallel or other processing; the basis of the exchange between owners and providers being whatever terms to which the parties agree, subject to governing laws, regulations, or rules, including payment from either party to the other based on periodic measurement of net use or provision of processing power. | 01-14-2010 |
20100306335 | DEVICE RECRUITMENT FOR STEREOSCOPIC IMAGING APPLICATIONS - A method of providing three dimensional (3D) information is disclosed in which a master recruits a local slave to provide contemporaneous images. The images are collected and 3D information extracted therefrom. The 3D information or various images may be transmitted to a remote device and is employed to provide a substitute background that replaces the background of the original image. Either the new image is displayed on one or both devices. The images can be collected and the 3D information extracted at either of the master or slave or at a separate device. To recruit the slave, the master broadcasts a query to all local devices, determines the available devices and their characteristics, automatically or manually selects a particular device, requests authorization from the selected device, and pairs with the selected device when authorization is received. Devices of the same or different types may be paired. | 12-02-2010 |
20110167126 | Method and Network for Transmitting Data in a Wireless Network with Fixed Transmission Intervals - A wireless network master node periodically broadcasts beacons that specify a structure of a following fixed length superframe. Slave nodes determine a channel condition between each slave and the master. Then, the set of slaves is partitioned into subsets of slaves according to the channel conditions. The master assigns, to each slave, a transmission rate in a low to high order according to the channel conditions, and the slaves transmit data to the master in the low to high order between two consecutive beacons, wherein the subsets of slaves with a higher transmission rate also receive the data from the subsets of slaves with a lower transmission rate, and wherein a slave with a higher transmission rate includes a part of or all the data from a slave with a lower transmission rate. | 07-07-2011 |
20110231509 | DATA TRANSMISSION PROTOCOL - An electronic communication system including at least first and a second communication units (master, slave) which are connected to one another by means of at least one first data line, wherein the communication system has a data transmission protocol which is designed such that at least one defined communication process comprises the transmission of a synchronization packet (frame sync) and/or of an identification packet (ID) and/or a command packet (CMD) and/or of an address packet (ADDR) from the first communication unit (master) to at least the second communication unit (slave) via at least the first data line. | 09-22-2011 |
20110289176 | MASTER DEVICE, SLAVE DEVICE AND COMMUNICATION SYSTEM - A communication system including a master device and one or more slave devices enables parameters of the slave devices to be set in an efficient manner. A master device ( | 11-24-2011 |
20120110106 | APPARATUS AND METHODS FOR ON LAYER CONCURRENCY IN AN INTEGRATED CIRCUIT - A method, apparatus, and system for providing layer concurrency connecting two or more master Intellectual Property cores to a Network on a Chip (NoC) for an integrated circuit is provided. An embodiment includes two masters connected using a common tightly coupled protocol to a first interface of an NoC. A protocol conversion unit can be coupled between the two or more masters and the NoC to convert a request in the tightly coupled protocol to a decoupled protocol that decouples request phasing from response phasing and then passes the request in the decoupled protocol format onto the NoC. The system also provides for arbitration amongst the two or more masters. Requests from the masters are still in the common tightly coupled protocol and are translated by the protocol conversion unit into a request in a decoupled protocol to enable out of order return of responses. | 05-03-2012 |
20120265836 | FILE SHARING SYSTEM AND FILE SHARING METHOD - In a computer system according to an embodiment of the present invention, a first slave server includes copy management information associating a master file system identifier with an identifier of a slave server including a copy of the master file system identified by the master file system identifier. The first slave server acquires a copy of a part of a master file system. The copy includes a stub-state object (file or directory). The first slave server searches the copy management information for a slave server to be queried regarding information for materializing the stub-state object. If the slave server to be queried includes the information for materialization, the first slave server materializes the stub-state object using the information for materialization acquired from the queried slave server. | 10-18-2012 |
20130262612 | ELECTRONICS DEVICE - A storage device | 10-03-2013 |
20140047057 | WIRELESS STORAGE MANAGEMENT SYSTEM - A wireless storage management system adapted for being used in an electronic product for wirelessly communicating with a plurality of wireless storage devices includes an identity module assigning master and slave roles to the wireless storage devices, a hard disk manage module controlling the master device to obtain disk information about the wireless storage devices and further set an archive order for the slave devices, and a file manage module managing file access according to the archive order. The electronic product is only directly connected with the master device to make the hard disk manage module and the file manage module manage the slave devices via the master device. So the electronic product can conveniently view the disk information of all of the wireless storage devices and further realize the file access to all of the devices only by being directly connected with the master device. | 02-13-2014 |
20140173013 | METHOD FOR SETTING ADDRESSES OF SLAVE DEVICES IN COMMUNICATION NETWORK - A method for setting addresses of slave devices in a communication network is provided. In the communication network, a master device identifies address-collided slave devices and requests the address-collided slave devices to return their unique identification data. The master device sets addresses of the address-collided slave devices so that each of the slave devices in the communication network has a different address from one another. | 06-19-2014 |
20140244776 | DEVICE, AND METHOD AND SYSTEM FOR MONITORING MULTIPLE DEVICES - A method and a system for monitoring at least one device group each having a master device and multiple slave devices are provided. The multiple slave devices are connected in sequence and are finally connected to the master device. Each device stores a multi-bits string, wherein the value of each bit of the string associates with the status of a device according to the connection sequence of the device group. Each device self-tests its own status and outputs a corresponding self-test signal. Each device updates one bit of the stored string corresponding to the device with the output self-test signal, and updates the other bits of the stored string with corresponding bits of a multi-bits string transmitted from a connected rear device. Each slave device transmits the updated stored string to a connected previous device, and the master device transmits the updated stored string to a remote server for monitoring. | 08-28-2014 |
20140280662 | CONTROL PROGRAM, STORAGE MEDIUM AND CONTROL METHOD - There is provided a control program executable in a computer to control a plurality of control-object devices connected to a network. The control program is separately started for each of the control-object devices. The control program is configured to perform a setting step and a saving step. The setting step comprises modifying contents of relevant data of the control-object devices or the control program. The saving step comprises saving the relevant data in a memory in different saving forms in association with respective control-object devices. It is possible to easily perform a separate control of the plurality of video servers, even when a plurality of control-object devices is controlled by one device. | 09-18-2014 |
20140337455 | MASTER DEVICE OF PROCESS FIELD BUS DECENTRALIZED PERIPHERY - The master device of Profibus DP according to the present disclosure automatically configures network by performing a communication with a plurality of slave devices connected through Profibus, the device including a Profibus communication module configured to perform a communication with a plurality of slave devices, an imaginary network configuration information storage configured to be stored in advance with imaginary network configuration information, a network configuration information storage configured to be stored with network configuration information, and a Profibus master state machine configured to obtain network configuration information by performing a communication with the plurality of slave devices in response to the imaginary network configuration information stored in the imaginary network configuration information storage, to store the obtained network configuration information in the network configuration information storage, and to perform a communication with the plurality of slave devices in response to the stored network configuration information. | 11-13-2014 |
20140365595 | MASTER DEVICE, COMMUNICATION SYSTEM, AND COMMUNICATION METHOD - The communication method comprises transmitting a transfer command to transfer the data control, which enables execution of controlling data stored in one or more communication devices connected to at least one of the first and second master devices, from the first master device to the second master device through a first communication line, transmitting a response to the transfer command from the second master device to the first master device through the first communication line, and transmitting a confirmation notification for the response from the first master device to the second master device through the first communication line. The execution of controlling data in the first master device is stopped when the first master device has transmitted the confirmation notification, and the execution of controlling data in the second master device is enabled when the second master device has received the confirmation notification. | 12-11-2014 |
20150052214 | DISTRIBUTED SYSTEM AND DATA OPERATION METHOD THEREOF - The present invention discloses a distributed system and a data operation method thereof. The system comprises a client, a master node, a plurality of storage nodes and a plurality of computing nodes. The client is configured to send a data operation request to the master node. The master node is configured to respond to the client's request, acquire a storage node list, and then send the storage node list to the client. The plurality of storage nodes are configured to store data requested by the client for operation. The plurality of computing nodes are configured to execute a computing task allocated by the master node based on the client's data operation request. For acquiring the storage node list, the master node employs a copy location selection policy to select a storage node corresponding to a data copy. The copy location selection policy comprises at least one of the following manners: selecting a storage node with a low storage load, selecting a computing node with a low computing load, and selecting a storage node with a poor locality. | 02-19-2015 |
20150312210 | HOST-SLAVE CONTROL SYSTEM AND ADDRESSING METHOD THEREOF - A host-slave control system and an addressing method thereof are provided. The host-slave control system includes a plurality of slave devices, a host device, and a remote control device. The host device is coupled to and controls the slave devices through a host-slave transmission interface. When one of the slave devices receives an addressing signal sent by the remote control device, the one of the slave devices sends an addressing information to the host device, such that the host device assigns a specific address as the address of the one of the slave devices according to the addressing information. In particular, the addressing information includes a default identification code of the one of the slave devices, and the address assigned to the one of the slave devices corresponds to the default identification code of the one of the slave devices. | 10-29-2015 |
20160080200 | SYSTEM, APPARATUS, AND METHOD OF REGISTERING APPARATUS, AND RECORDING MEDIUM - A system includes a first apparatus capable of registering a plurality of apparatuses, and a second apparatus connected to the first apparatus via a network. The second apparatus transmits an inquiry request for inquiring presence of a first apparatus capable of registering on the network to all apparatuses on the network by broadcast, and when information indicating an access destination of the first apparatus is received, transmits a registration request for registering the second apparatus to the first apparatus to the received access destination. | 03-17-2016 |
20160127173 | METHOD FOR CONFIGURING DEVICES IN A DAISY CHAIN COMMUNICATION CONFIGURATION - A master device, daisy-chained devices, and a method for configuring the daisy-chained devices are provided. The master device generates a signal having a pre-determined base frequency, and outputs the signal generated to a first device in the daisy chain communication configuration. Each daisy-chained device receives an input signal, having an input frequency, from a previous daisy-chained device. Each daisy-chained device generates an output signal having an output frequency different to and based on the input frequency of the received signal, and outputs the output signal to a following daisy-chained device. Each daisy-chained device further determines an address of a communication interface, for exchanging data with the master device, based on the input frequency of the received signal. For example, the output frequency of the output signal is half the input frequency of the received signal. | 05-05-2016 |
20160378799 | Token-Based Data Management System and Method for a Network - An apparatus, system, and method to manage data within a wireless network includes sending a token from a master device to a slave device, receiving an archive record only with the token at the master device from the slave device, and storing the archive record from the slave device within an archive record database at the master device. | 12-29-2016 |