Patent application number | Description | Published |
20100159430 | EDUCATIONAL SYSTEM AND METHOD USING VIRTUAL REALITY - An educational system using virtual reality includes an image computer for extracting an image of a student from an entire image acquired by capturing the student; a remote lecturer computer for extracting an image of a lecturer at a remote place from an entire image acquired by capturing the remote lecturer. Further, the educational system using the virtual reality includes a classroom lecturer computer for executing learning content in which a virtual space is implemented, and performing real-time communication with the remote lecturer computer; and a virtual reality computer for combining the image of the student and the image of the remote lecturer with the virtual space of the learning content. | 06-24-2010 |
20130120365 | CONTENT PLAYBACK APPARATUS AND METHOD FOR PROVIDING INTERACTIVE AUGMENTED SPACE - Disclosed herein is a content playback apparatus and method for providing an interactive augmented space. The content playback apparatus includes an augmented space recognition unit and an interaction processing unit. The augmented space recognition unit reconfigures a real space into a virtual space based on one depth image extracted from the real space, matching one or more primitive objects to the virtual space, and projects one or more virtual 3D objects, mapped to the primitive objects and combined with the reconfigured virtual space, onto the real space. The interaction processing unit recognizes one or more gesture interactions of a user related to the virtual 3D objects projected onto the real space and projects the virtual 3D objects onto the real space by incorporating deformations of the virtual 3D objects resulting from the recognized gesture interactions. | 05-16-2013 |
20130120372 | APPARATUS AND METHOD FOR PROVIDING MIXED REALITY CONTENTS FOR LEARNING THROUGH STORY-BASED VIRTUAL EXPERIENCE - Disclosed are an apparatus and a method for providing mixed reality for a virtual experience service, and more particularly, an apparatus and a method for providing mixed reality contents for learning a virtual experience based on a story that provides a service in which a user in a real world appears in a virtual world having the story to undergo a virtual experience. The method picks up the user image in the real world and synthesizes the picked-up image with a desired position of a 3D virtual world. According to the present disclosure, a realistic experience based learning can be provided while a spatial limit is overcome. | 05-16-2013 |
Patent application number | Description | Published |
20100144359 | APPARATUS AND METHOD FOR ALLOCATING IN WIRELESS COMMUNICATION SYSTEM - An apparatus for allocating resources in a wireless communication system includes: a verification unit configured to receive channel information and base station information of a system, verify from the channel information the number of channels capable of being used in the system and bandwidths of the channels, and verify from the base station information the number of base stations and bandwidths of channels requested by the base stations to be allocated; an allocation unit configured to allocate at least one channel of the channels capable of being used to each base station in response to verification by the verification unit; and a generation unit configured to generate allocation information corresponding to channel allocation by the allocation unit and transmit the allocation information to the base stations. | 06-10-2010 |
20110064049 | METHOD OF HANDOVER BETWEEN COMMUNICATION NETWORK AND BROADCAST NETWORK FOR PROVIDING BROADCAST CONTENT, COMMUNICATION NETWORK HANDOVER CONTROLLER, AND BROADCAST NETWORK HANDOVER CONTROLLER - Provided is a method for performing handover between a communication network and a broadcast network by a handover controller of a first network corresponding to either the communication network or the broadcast network. The method for performing handover includes: searching for a second network capable of providing the same broadcast content broadcasted over the first network; performing a handover preparation procedure between the communication network and the broadcast network with a handover controller of the second network; delivering the broadcast content broadcasted over the first network to the handover controller of the second network; and sending a message requesting a terminal to watch, over the second network, the broadcast content broadcasted over the first network. | 03-17-2011 |
20110065430 | METHOD AND APPARATUS FOR PAGING DELEGATION IN HETEROGENEOUS NETWORKS - A method for paging delegation in a gateway of a first network among heterogeneous networks is provided. The gateway of the first network receives a first request message that requests paging delegation of the first network from the terminal, and transmits a second request message that requests paging delegation of the first network to a paging controller of the second network. The gateway receives a first response message including a result value for the paging delegation request from the paging controller, sets paging delegation registration information of the terminal based on the first response message, and transmits a second response message. | 03-17-2011 |
20110103304 | PACKET BUFFERING METHOD AND APPARATUS FOR REDUCING PACKET LOSS IN PROXY MOBILE IPv6 - Disclosed are a packet buffering apparatus and method for reducing packet loss in a proxy mobile IPv6, which include a first Mobile Access Gateway (MAG) requesting a Local Mobility Anchor (LMA) for packet buffering when outgoing Mobile Node (MN) being served by the MAG is detected, and the LMA for buffering the packet transmitted to the corresponding MN when receiving a request for the packet buffering. | 05-05-2011 |
20110195743 | METHOD AND APPARATUS FOR POWER MANAGEMENT - In an apparatus and a method for power management, it is possible to minimize power consumption by starting an application service by selectively using a heterogeneous network interface of a terminal mounted with a plurality of heterogeneous networks. | 08-11-2011 |
Patent application number | Description | Published |
20090238139 | Apparatus and Method for Providing Service for Media Independent Handover - A service providing method and apparatus provides a service for a media independent handover (MIH). A first node receives a first message from a second node, the first message including information about whether the second node supports a service through first layer and whether the second node supports a service through second layer, and the first node selects a service transport layer for providing a service from the first and second layers and provides a service to the second node through the service transport layer. Accordingly, the first node may effectively perform an MIH because it may easily understand the MIH capability of the second node. | 09-24-2009 |
20100027508 | FAST HANDOVER METHOD AND SYSTEM USING NETWORK-BASED LOCALIZED MOBILITY MANAGEMENT - The present invention relates to a method in which a mobile node having mobility performs handover in a mobile communication system, and more particularly, to a fast handover method and system using network-based localized mobility Management. According to an exemplary embodiment of the present invention, in a network access process between a mobile node and a base station, the base station sends a message allowing network access to the mobile node and a link-up message to an access router. Then, the access router sends a location registration message, which includes a mobile node identifier, a target base station identifier, a localized mobility anchor identifier, and access permission flag information, to a localized mobility anchor (LMA), and receives an acknowledgement (Ack) message including network prefix information. Accordingly, when a router advertisement (RA) message is sent to the base station, the mobile node performs duplicate address detection (DAD). Accordingly, fast handover is performed to reduce packet loss and delay that occur when the mobile node moves between networks, thereby minimizing the packet loss and delay. | 02-04-2010 |
20100232306 | METHODS FOR SUPPORTING IPv6 USING BRIDGE EXTENSION IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a method for supporting Internet Protocol version 6 (IPv6) in a wireless communication system. According to an exemplary embodiment of the present invention, a wireless communication system consists of an access router, a bridge, and a base station. The access router allocates a common network prefix to all subscriber stations served by it. When receiving IP multicast data destined for all nodes on the same link, the access router forwards the data back to the bridge. The bridge transmits IP multicast data with reference to an identification cache table (ICT) which includes MAC addresses of each subscriber stations, identifiers for point-to-point connections between the bridge and base station, IPv | 09-16-2010 |
20120177003 | System and Method for Single Radio Handovers - A system and method for single radio handovers are provided. A method for controller operations includes receiving a first message from a mobile node. The first message is transported in a first network. The method also includes transforming the first message into a second message. The second message is to be transported in a second network. The method further includes sending the second message to a point of access in the second network. The point of access is a target point of access for the mobile node in a single radio handover. | 07-12-2012 |
Patent application number | Description | Published |
20080286187 | MESOPOROUS SILICA PARTICLES AND PREPARATION METHOD THEREOF - Disclosed are mesoporous silica particles and a preparation method thereof, particularly, a method of preparing mesoporous silica particles, including mixing a silica precursor, an alkylamine-based surfactant, and a phosphoric acid-based cosurfactant, thus preparing a mixture solution (a mother liquor); adding or not adding the mixture solution with an acid solution, and conducting stirring, thus providing mesoporous silica particles; and thermally treating the mesoporous silica particles. These mesoporous silica particles are prepared using a phosphoric acid-based cosurfactant for stabilizing the surface of the particles to prevent the aggregation thereof, thereby uniformly distributing the particles. Through a hydrothermal reaction, the mesoporous silica particles have various pore sizes, a large surface area, and a high pore volume, and thus are widely used in catalysts, adsorbents, low dielectrics, and separation and purification processes, and are useful as templates for the preparation of novel porous materials, including porous carbon. | 11-20-2008 |
20090269261 | Process for Recovering Isolated Uranium From Spent Nuclear Fuel Using a Highly Alkaline Carbonate Solution - Disclosed is a process for recovery of uranium from a spent nuclear fuel using a carbonate solution, characterized by excellent proliferation resistance of preventing leaching of transuranium element (TRU) nuclides such as Pu, Np, Am, Cm, etc. from the spent nuclear fuel as well as environmental friendliness of minimizing waste generation, wherein a highly alkaline carbonate solution is used to separate uranium alone from the spent nuclear fuel. | 10-29-2009 |
Patent application number | Description | Published |
20090032216 | Air Conditioning System for Car - An air conditioning system, which can automatically remove a malodor generated due to condensate water remaining in an evaporator during a predetermined period of time after operation of an air conditioner or turning-off of the air conditioner and control a filtering mode time of a filter to filter an air. The air conditioning system characteristically comprises a shiftable deodorization filter ( | 02-05-2009 |
20090114379 | HEAT EXCHANGER - A heat exchanger includes a discharge part formed by an opening part of a partition wall to facilitate discharge of oil, air and foreign substances from the interior of the heat exchanger. | 05-07-2009 |
20100175391 | Ionizer and Air Conditioning System for Automotive Vehicles Using the Same - An ionizer and an air conditioning system for automotive vehicles using the same are provided to reduce generation of positive ions detrimental to the human body to the greatest possible degree. The air conditioning system includes an air conditioning case, an evaporator for cooling an air blown through an internal passageway of the air conditioning case, and an ionizer including a negative ion discharge electrode and a positive ion discharge electrode for emitting negative ions and positive ions toward the evaporator. The electrodes are arranged on an upstream side of the evaporator in a spaced-apart relationship with each other. The positive ion discharge electrode has an ion generation portion formed in a smaller number than the number of an ion generation portion of the negative ion discharge electrode so that the quantity of positive ions generated in the positive ion discharge electrode can be smaller than the quantity of negative ions generated in the negative ion discharge electrode. | 07-15-2010 |
20110083466 | VEHICLE AIR-CONDITIONING SYSTEM EMPLOYING TUBE-FIN-TYPE EVAPORATOR USING HFO 1234YF MATERIAL REFRIGERANT - Provided is an air conditioning system with a tube-fin type evaporator which obtains optimal performance The air conditioning system with the tube-fin type evaporator using HFO 1234yf refrigerant, which has totally different physical properties from conventional refrigerant containing R-134, CO | 04-14-2011 |
20110132013 | REFRIGERANT CYCLE OF AIR CONDITIONER FOR VEHICLES - Provided is a refrigerant cycle of an air conditioner for vehicles, and more particularly, a refrigerant cycle of an air conditioner for vehicles having a first evaporating unit and a second evaporating unit disposed upstream and downstream in a direction in which air blown from a single blower flows to control an amount of the refrigerant supplied to each evaporating unit, thereby making it possible to obtain optimal radiating performance (cooling performance) and cooling efficiency (COP) through the design of the optimal refrigerant flow ratio depending on the cooling load. | 06-09-2011 |
20110303402 | HEATER CORE - Provided is a heater core which has a simple structure using a pipe connector formed by coupling a first plate and a second plate, thereby facilely manufacturing it, and also which can have a smaller size, since an inlet pipe and an outlet pipe are disposed to be adjacent to each other. | 12-15-2011 |
20130056559 | APPARATUS FOR GENERATING PERFUME FOR VEHICLES - Provided is an apparatus for generating perfume for vehicles, and more particularly, an apparatus for generating perfume for vehicles capable of simplifying a configuration and increasing sealing ability to stably control perfume, by easily controlling a flow of air passing through a first perfume generating part and a second perfume generating part using a single rotating shaft. | 03-07-2013 |
20130061625 | AIR CONDITIONER FOR AUTOMOBILE - Provided is an air conditioner for an automobile capable of having uniform perfume performance in a width direction of the automobile by discharging air mixed with a perfume component supplied from a perfume generating unit through a discharging part. | 03-14-2013 |
20130312453 | EVAPORATOR - Provided is an evaporator including a flow part having a refrigerant flow therein, separately from a first compartment and a second compartment to improve a refrigerant channel structure, in a double evaporator in which a refrigerant flows in a first column and a second column, respectively, thereby reducing the number of four inlets and outlets that is disposed in the first column and the second column, respectively. | 11-28-2013 |
20140069136 | COLD-STORAGE HEAT EXCHANGER - Provided is a cold-storage heat exchanger. The cold-storage heat exchanger includes a pair of header tanks, and tubes which are arranged in three rows with respect to the direction of the flow of air and connected at opposite sides thereof to the header tanks. A cold-storage medium is stored in the tubes that are disposed in a middle row, and refrigerant circulates through the tubes that are disposed in front and rear rows. Therefore, the cold-storage medium can effectively store cold-energy transferred from the refrigerant. When the engine of a vehicle is stopping, the cold-storage heat exchanger can discharge the cold-energy that has been stored into the passenger compartment of the vehicle, thus preventing the temperature in the passenger compartment from rapidly increasing, thereby creating pleasant air-conditioned conditions for a user, and minimizing the energy and time required to re-cool the passenger compartment. | 03-13-2014 |
20150068705 | AIR CONDITIONER FOR AUTOMOBILE - Provided is an air conditioner for an automobile capable of having uniform perfume performance in a width direction of the automobile by discharging air mixed with a perfume component supplied from a perfume generating unit through a discharging part. | 03-12-2015 |
Patent application number | Description | Published |
20080265006 | Method for bonding electronic components finished with electroless NiXP for preventing brittle fracture - A method for bonding electronic components finished with electroless NiXP layer for preventing a brittle solder joint fracture is provided with the steps comprising: forming an electroless NiXP metal layer on a metal deposition of electronic components, wherein X is selected from the group consisting of W, Mo, Co, Ti, Zr, Zn, V, Cr, Fe, Nb, Re, Mn, Tl and Cu; and reflowing a lead-free solder on the electroless NiXP layer to be bonded. X element was suppressed the formation of Ni3P, Ni3SnP intermetallic compound and prevented the spalling behavior of Ni3Sn4. Therefore, solder joint reliability can be improved significantly. | 10-30-2008 |
20100240174 | Via Using Zn or Zn Alloys and Its Making Method, 3D Chip Stack Packages Using Thereof - Disclosed are via, a method for formation of via using zinc and zinc alloys, and a process for fabrication of three-dimensional multiple chip stack packages by using the same. In lamination of three-dimensional chips, the chips with reduced defects are rapidly formed by the steps of: punching each of the chips to form a via hole used for a circuit wiring between the chips; depositing a seed layer on an inside of the via hole; forming a plated layer inside the via hole by using Zn and Zn alloys through an electroplating process; removing oxide film from surface of the plated layer; and heat treating the via hole at a temperature of more than melting point of the Zn and Zn alloys. Particularly, the chip having Zn via formed according to the present invention has an advantage of simultaneously overcoming problems in establishment of processing parameters caused by Cu via (e.g., plating mode, current density, influence of additives, pore formation, etc.), problems in successive processes caused by Sn (and other low melting point metals) via (e.g., soldering, chip stack, etc.) and difficulty in mechanical reliability of the process. Additionally, when stacking multiple chips with various functions in the three-dimensional chip stack package, the package can be simply fabricated by controlling contents of constitutional elements in Zn alloy via which has specific thermal properties (such as melting point, thermal expansion coefficient, etc.) suitable for processing temperature of each of the chips. | 09-23-2010 |