Patent application number | Description | Published |
20100254400 | METHOD AND APPARATUS FOR ALLOWING TRANSMISSION DELAY IN HOME AGENT OF MOBILE IP NETWORK - A method and apparatus for allowing transmission delay in a mobile Internet Protocol (IP) network is provided. The method of allowing transmission delay in a home agent of a mobile IP network, the method including: storing data in a mobile router when disconnection with the mobile router is sensed; and transmitting the stored data to the mobile router when reconnection with the mobile router is sensed. | 10-07-2010 |
20100329260 | GENERIC PACKET BLOCK APPLICABLE TO MULTIPLE ROUTING SCHEMES IN LOW-POWER SENSOR NETWORKS AND METHOD OF PROVIDING THE SAME - The present invention relates to a generic packet block applicable to multiple routing schemes in low-power sensor networks and a method of providing the same which reduces operations and information required for a routing scheme in the low-power sensor network and provides flexible extension applicable to various multi-hop routing schemes. The generic packet block includes a generic routing header and routing block, and the method of providing the same is widely applicable to a multi-hop routing. The generic routing header includes a routing packet type, routing address information, and the like, commonly required for the multi-hop routing. The routing block is located in a routing packet body and includes routing cost information changeable depending on a routing scheme, and information changeable depending on a routing operation scheme. | 12-30-2010 |
20120100048 | HIGH PERFORMANCE CHIMNEY TRAY FOR A FIXED BED REACTOR - A chimney tray for a reactor, wherein a gas reactant and a liquid reactant are mixed in chimneys to improve the dispersion performance of the liquid reactant on the catalyst bed of a fixed bed reactor thereby increasing the contact efficiency between the liquid reactant and the catalyst depending on the uniformity of flow of the liquid reactant, resulting in increased reaction efficiency, and which includes a tray having a plurality of through-holes, and a plurality of chimneys perpendicularly inserted into the through-holes of the tray and having one or more outlets penetrating there through and facing each other, wherein each of the plurality of chimneys includes a conical lower end which is formed such that it extends from the lower surface of the tray to make an angle of 10˜40° with respect to the direction of the normal line of the tray. | 04-26-2012 |
20120155477 | MULTI HOP ROUTING APPARATUS AND MULTI HOP ROUTING METHOD - Disclosed is a multi hop routing apparatus, including: a receiving unit that receives multi hop routing messages; a parsing unit that parses the received multi hop routing messages; and a control unit that performs a control to determine a routing path using a hop count value and a link quality indicator (LQI) value included in the parsed multi hop routing message. | 06-21-2012 |
20150368537 | METHOD OF PREPARING DRILLING FLUID AND LUBE BASE OIL USING BIOMASS-DERIVED FATTY ACID - Disclosed is a method of preparing a drilling fluid and lube base oil using biomass-derived fatty acid, including hydrogenating a fatty acid mixture derived from fat of biological origin so as to be converted into a fatty alcohol mixture, which is then dehydrated to give a C16 and C18 linear internal olefin mixture, which is then oligomerized to give olefinic lube base oil, followed by hydrofinishing to remove the olefin, yielding high-quality lube base oil (e.g. Group III or higher lube base oil). The C16 and C18 linear internal olefin mixture, which is a reaction intermediate, can be utilized as a high-quality drilling fluid. | 12-24-2015 |
Patent application number | Description | Published |
20080204242 | Apparatus and Method for Preventing Loss of Baggage Using Rfid - Provided is an apparatus and method for preventing air baggage from getting lost using a radio frequency identification (RFID) system. The apparatus for preventing baggage from getting lost, change, or stolen in which a baggage tag storing baggage management information is attached to the baggage and a receipt tag storing the baggage management information is issued to a baggage owner, the apparatus includes: a tag reader reading the receipt tag and the baggage tag in a predetermined area; and a determiner determining whether the tag reader reads the receipt tag including the same baggage management information as the baggage management information of the baggage tag within a predetermined time before and after the tag reader reads the baggage tag. As a result, air baggage is quickly and exactly managed, costs is reduced, and foreign confidence of an airport is increased, thereby preventing baggage from getting lost and exchanged. | 08-28-2008 |
20080316033 | Apparatus for Protecting a Rfid Password and Method Therefor, and Rfid Tag Accessing Method - An apparatus and method of protecting an RFID password, and an RFID tag access method are provided. The apparatus for protecting an RFID password comprises a recording medium on which the password for the RFID tag is printed, and a disposable shielding member that can be removed physically or chemically, formed on the surface of the recording medium to visually shield the password. Accordingly, the RFID password can be provided securely to a user, and the user can access the RFID tag using the RFID password. | 12-25-2008 |
20090198806 | DATA STRUCTURE FOR MANAGING SENSOR NETWORK USING ID OF SENSOR NODE AND METHOD USING THE SAME - A sensor node address management data structure and a method of managing a sensor network using an identifier of a sensor node can provide a single management system based on ID information used to identify the sensor node even though a sensor network management system does not provide a plurality of management systems based on an individual identification system for sensor networks and sensor nodes that are to be built in a variety of network environments. The sensor node address management data structure that is managed by a network management system for managing a sensor network includes: a first field including an identifier allocated to a sensor node; a second field indicating a network management type of the sensor node to make a connection to the sensor network; and a third field providing address information on the sensor node necessary for the connection to the sensor network. | 08-06-2009 |
20100036915 | Client, Computer-Readable Medium, and Method for Acquiring URI - A client, a computer-readable recording medium, and method for acquiring a uniform resource identifier are provided. The client includes a message reception unit which receives a plurality of naming authority pointer (NAPTR) records from a domain name service (DNS) server, each of the NAPTR records comprising a URI and an identifier of a user of the URI; and a URI selection unit which chooses one of the URIs respectively included in the NAPTR records by referencing the identifiers respectively included in the NAPTR records. Accordingly, it is possible to choose a URI to be used by a client from among a plurality of URIs included in URI information received from a DNS server. | 02-11-2010 |
20100282837 | METHOD OF PROTECTING AN INDIVIDUAL'S PRIVACY WHEN PROVIDING SERVICE BASED ON ELECTRONIC TAG - A technology for providing a service based on an electronic tag. A personalized service provider issues a new code that replaces a code recorded on an electronic tag which is attached to a product purchased by a purchaser, sets a privacy policy of the purchaser, authenticates the new code and purchaser information, and provides a service associated with the product in a limited manner according to the set privacy policy when a person who accesses the personalized service provider is not the purchaser of the product. | 11-11-2010 |
20130107696 | LOCATION-BASED ROUTING APPARATUS AND METHOD USING LQI | 05-02-2013 |
20130238779 | DATA STRUCTURE FOR MANAGING SENSOR NETWORK USING ID OF SENSOR NODE AND METHOD USING THE SAME - A sensor node address management data structure and a method of managing a sensor network using an identifier of a sensor node can provide a single management system based on ID information used to identify the sensor node even though a sensor network management system does not provide a plurality of management systems based on an individual identification system for sensor networks and sensor nodes that are to be built in a variety of network environments. The sensor node address management data structure that is managed by a network management system for managing a sensor network includes: a first field including an identifier allocated to a sensor node; a second field indicating a network management type of the sensor node to make a connection to the sensor network; and a third field providing address information on the sensor node necessary for the connection to the sensor network. | 09-12-2013 |
20130247140 | METHOD OF PROTECTING AN INDIVIDUAL'S PRIVACY WHEN PROVIDING SERVICE BASED ON ELECTRONIC TAG - A technology for providing a service based on an electronic tag. A personalized service provider issues a new code that replaces a code recorded on an electronic tag which is attached to a product purchased by a purchaser, sets a privacy policy of the purchaser, authenticates the new code and purchaser information, and provides a service associated with the product in a limited manner according to the set privacy policy when a person who accesses the personalized service provider is not the purchaser of the product | 09-19-2013 |
Patent application number | Description | Published |
20160127103 | METHOD FOR OPERATING RELATION SERVER AND SYSTEM USING THE SAME - Disclosed herein are a method for operating a relation server and a system using the method. The method for operating the relation server for managing relations between machines includes generating, by the relation server, a capability set required to execute a command by analyzing the command, and grouping, by the relation server, machines that are to execute the command, among the machines, based on the generated capability set, and capability parameters and status parameters of respective machines that have been previously registered in the relation server or that are extractable by the relation server. | 05-05-2016 |
20160127188 | METHOD FOR OPERATING RELATION SERVER IN NESTED-CENTRALIZED MODEL AND SYSTEM USING THE SAME - Disclosed herein are a method for operating a relation server in a hybrid model and a system using the method. The method for operating a relation server includes generating, by the relation server, a capability set required to execute a command by analyzing the command, grouping, by the relation server, machines that are to execute the command, based on the generated capability set, capability parameters and status parameters of respective machines that are previously registered in the relation server or that are extractable by the relation server, and generating, by the relation server, relations using sub-relations formed by a machine group grouped by the relation server and a sub-relation server. | 05-05-2016 |
20160127502 | METHOD FOR OPERATING MACHINES AND SYSTEM USING THE SAME - Disclosed herein are a method for operating machines and a system using the method, which can manage relations required in order to execute commands. The method includes generating a capability set required to execute the command by analyzing the command, and determining whether to participate in a machine group to execute the commands based on the generated capability set and capability parameters and status parameters of the machine. | 05-05-2016 |