Dohyun

Dohyun Jang, Seoul KR

Patent application number	Description	Published
20120036067	ELECTRONIC MONEY CHARGING SERVICE SYSTEM, ELECTRONIC MONEY CHARGING SERVER AND CHARGING METHOD THEREOF - E-money recharge service system, e-money recharge server, and recharge method are disclosed. The e-money recharge service system includes: recipient terminal for receiving and storing e-money; payer terminal for performing settlement approval procedure for payment of e-money loaded into recipient terminal; and money recharge server for receiving input of money information including information on the whole or part of identification of recipient terminal, identification of payer terminal, recharge amount, and methods of payment from subscriber to money recharge service, for the subscriber acting money payer recharging the recipient terminal with e-money corresponding to recharge amount and making payment for settling recharge amount of money through the methods of payment, and for the subscriber acting money recipient transmitting message of inquiry to payer terminal of settlement approval of recharge amount and recharging recipient terminal with e-money corresponding to recharge amount if settlement approval is issued by payer terminal.	02-09-2012

Patent application number	Description	Published
20110182233	METHOD FOR PRUNING PERIMETER WALKS IN DATA-CENTRIC STORAGE SENSOR NETWORKS - A method for pruning perimeter walks includes: hashing a name or attributes of an event, when the event occurs, to figure out a destination location of the event; performing greedy forwarding of geographic routing so as to send a packet of the event towards the destination location; checking a distance D between the destination location and a current node where a packet transmission using greedy forwarding mode is impossible, when the packet reaches the current node; checking distances between the destination location and respective neighboring nodes of the current node to obtain a neighboring node having a minimum distance M, when the distance D between the current node and the destination location is same or less than half of radio transmission range; comparing the minimum distance M to the distance D; and determining which node is a rendezvous node, according to the comparison result.	07-28-2011

Patent application number	Description	Published
20100104930	JELLY-ROLL HAVING ACTIVE MATERIAL LAYER WITH DIFFERENT LOADING AMOUNT - Disclosed herein is a jelly-roll type electrode assembly (“jelly-roll”) of a cathode/separator/anode structure, wherein the jelly-roll is constructed in a structure in which each electrode has active material layers formed on opposite major surfaces of a sheet-type current collector, the loading amount of an active material for the inner active material layer, constituting the inner surface of each sheet when each sheet is wound, is less than that of an active material for the outer active material layer, constituting the outer surface of each sheet when each sheet is wound, and the loading amount of the active material for the inner active material layer gradually increases from the central region of each wound sheet to the outermost region of each wound sheet.	04-29-2010