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Electrics and Telecommunications Research Institute

Electrics and Telecommunications Research Institute Patent applications
Patent application numberTitlePublished
20100262580DATA SYNCHRONIZING SYSTEM AND METHOD USING XRI DATA LINK - The present invention relates to a data synchronizing system and method using an XRI data link. The data synchronizing system includes a user data provider, a user data consumer, and an XRI resolver that analyzes received XRI identifiers and rovides metadata related to the XRI identifiers. The user data provider instructs the user data consumer to update data using the metadata related to the XRI identifiers, and provides a data synchronizing function, which has been provided in the form of a Web service, through the XRI data link. As a result, an application program can facilitate data synchronization, and thus the efficiency of a system can be improved.10-14-2010
20100034159SENSOR NETWORK MEDIUM ACCESS CONTROL (MAC) SYSTEM FOR MULTIHOP COMMUNICATION - A medium access control (MAC) technique of a multihop sensor network. In the multihop sensor network, the MAC technique may contribute to significantly reducing transmission delay, and allow real-time services to be provided to all nodes by extending a guaranteed time slot (GTS) restricted to one hop in a personal area network (PAN) coordinator (PNC) to all nodes. Furthermore, the MAC technique may allow the number of available GTSs to be significantly increased, by using all 16 frequency band channels instead of using only a single frequency band and setting a multi-superframe.02-11-2010