| AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION Patent applications |
| Patent application number | Title | Published |
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| 20130044657 | RANDOM ACCESS METHOD AND APPARATUS IN WIRELESS COMMUNICATION SYSTEM - Disclosed is a method of performing random access by a User Equipment (UE) in a wireless communication system. The method includes generating at least two random access signals with their own priorities, and transmitting the at least two random access signals with their own priorities. The random access method may include transmitting at least two random access signals to at least two target communication nodes. Further, the random access method may include transmitting at least one random access signal, and selecting at least one of at least two random access response signals received in response to the at least one random access signal and performing random access control by using the selected random access response signals. | 02-21-2013 |
| 20130011235 | LAMINATE STRUCTURE GENERATOR, AND STACKING METHOD AND APPARATUS FOR SECONDARY CELL INCLUDING THE SAME - The present disclosure relates to a laminate structure generator, and a stacking method and apparatus for a secondary cell. The laminate structure generator includes a first hand including a first palm and a first finger extending from the first palm, and a second hand including a second palm and a second finger extending from the second palm. At least one the first hand and the second hand is moved in a direction of separating from the other. The laminate structure generator is capable of reducing manufacturing time of a secondary cell. | 01-10-2013 |
| 20120279344 | PLANAR 3-DOF STAGE - The present invention relates to a planar 3-DOF (degree of freedom) stage, which includes: a transitional manipulator section having parallel 2-DOF; a rotation manipulator section having rotation 1-DOF so as to carry out motion independently from the transitional manipulator section; and a stage base mounted with the transitional manipulator section and the rotation manipulator section and having a fixing section inside and a driving section outside. According to the planar 3-DOF stage, transitional motion and rotational motion are independently carried out so that it is possible to reduce motion errors and simplify control and design. | 11-08-2012 |
| 20120183636 | ANTI-CANCER COMPOSITION COMPRISING AQUATIC MICROBIAL EXTRACT - There is provided an anti-cancer composition comprising an aquatic microbial extract, and there is more particularly provided an anti-cancer composition comprising a | 07-19-2012 |
| 20120177740 | DRUG DELIVERY FORMULATION FOR CONTROLLING OF INITIAL BURST AND MANUFACTURING METHOD THEREOF - Provided is a drug delivery system for control of initial burst of a drug. More particularly, there are provided a drug delivery formulation including: a granule containing a biodegradable polymer and a drug; and a temperature-sensitive hydrogel, and a method for preparing the same. The presently disclosed drug delivery formulation can be prepared via a relatively simple process and allows a drug to be released slowly at a constant rate without initial burst and thus maintains a constant blood level of the drug for a long period of time. Consequently, it is capable of preventing the initial burst of the existing injection-type drug delivery formulations and slow-release granules and providing a desired release profile, including sustained release with time. | 07-12-2012 |
| 20120156164 | IN SITU-FORMING HYDROGEL FOR TISSUE ADHESIVES AND BIOMEDICAL USE THEREOF - Disclosed herein are an in situ-forming, bioadhesive hydrogel and the medical uses thereof. Being formed by in situ crosslinking through an enzymatic reaction, the hydrogel has an advantage over conventional bioadhesive hydrogels in terms of biocompatibility. In addition, the in situ-forming bioadhesive hydrogel has excellent biocompatibility and mechanical strength and has excellent tissue adhesiveness thanks to modification with/without dopa derivatives. The hydrogel finds a variety of applications in the biomedical field, including bioadhesives or hemostats, implant substances for tissue regeneration and augmentation, carriers for delivering biologically active materials or drugs, etc. | 06-21-2012 |
| 20120044806 | METHOD FOR NOTIFYING ABOUT/AVOIDING CONGESTION SITUATION OF DATA TRANSMISSION IN WIRELESS MESH NETWORK, AND MESH NODE FOR THE SAME - Provided is a multi-route routing scheme that supports Quality of Service (QoS) in the wireless mesh network. A method of notifying about and avoiding congestion situation in data transmission in a wireless mesh network and a mesh node may also be provided. Data may be differentially transmitted to multiple routes by obtaining a route congestion level existing in a current multi-hop route and thus, data providing a real-time service, such as a video streaming service, may avoid congested routes and may be promptly transmitted. Multiple queues in a mesh node may be divided into divided queues based on a congestion situation of a transmission route in a network and the divided queues may be transmitted through multiple routes and thus, an efficiency of the overall network may increase. | 02-23-2012 |
| 20120003962 | GROUP HANDOVER METHOD AND APPARATUS IN BROADBAND WIRELESS COMMUNICATION SYSTEM THAT SUPPORTS MOBILE RELAY STATION - Group handover method and apparatus in a broadband wireless communication system which supports a mobile relay station are provided. A method of a serving base station for group handover of the mobile relay station includes when receiving a measurement report message from a relay station, determining whether the relay station is a mobile relay station of a simple type which forwards a signal; collecting handover related information of the mobile relay station and mobile terminals belonging to the mobile relay station, from pre-stored information; requesting handover of the mobile relay station and the mobile terminals by transmitting the collected handover related information to a target base station; and receiving a message indicating whether the handover of the mobile relay station and the mobile terminals is approved, from the target base station. | 01-05-2012 |
| 20120000779 | SURFACE ACOUSTIC WAVE SENSOR DEVICE INCLUDING TARGET BIOMOLECULE ISOLATION COMPONENT - Provided herein is a surface acoustic wave (“SAW”) sensor device including an isolation component of a target biomolecule. A sample containing the target biomolecule is separated by its size using electrophoresis, and sequentially reacts with a SAW sensor. In other words, the device is capable of detecting the target biomolecule by separating biomolecules using electrophoresis, and applying the separated biomolecules to the SAW sensor. | 01-05-2012 |
| 20110312267 | APPARATUS AND METHOD FOR RELAYING MULTIPLE LINKS IN A COMMUNICATION SYSTEM - An apparatus and method for transmitting and receiving control data and user data between multiple communication stations using multiple backhaul links in a communication system, in which a Multi-Link Relay Station (MLRS) generates multiple backhaul links for data transmission/reception between multiple communication stations, and provides a multi-homing service for mobile stations using the generated multiple backhaul links. The MLRS may also support a handover for mobile stations using the multiple backhaul links. The use of multiple backhaul links facilitates efficient transmission/reception of control data and/or user data between multiple base stations or multiple relay stations. | 12-22-2011 |
| 20110263829 | CELL-PENETRATING, SEQUENCE-SPECIFIC AND NUCLEIC ACID-HYDROLYZING ANTIBODY, METHOD FOR PREPARING THE SAME AND PHARMACEUTICAL COMPOSITION COMPRISING THE SAME - Disclosed are a cell-penetrating, base sequence-specific, nucleic acid-hydrolyzing antibody, a method of preparing the same, and a pharmaceutical composition comprising the same. The antibody can be prepared by modifying a particular site of a cell-penetrating, nucleic acid-hydrolyzing antibody which lacks substrate specificity to impart sequence specificity thereto without alteration in nucleic acid-hydrolyzing ability. The antibody, when penetrating into cells by itself or ectopically expressed within cells, binds specifically to single- or double-stranded nucleic acid targets and hydrolyzes them, thus downregulating the expression of the targeted genes. | 10-27-2011 |
| 20110228798 | SYSTEM AND METHOD FOR USING RESOURCES IN A COMMUNICATION SYSTEM - In a method for using resources in a communication system, a communication region is divided into inter-sector boundary regions, sector central regions, and a sector common region, and predetermined resources are allocated to the divided regions. | 09-22-2011 |
| 20110228797 | SYSTEM AND METHOD FOR USING RESOURCES IN A COMMUNICATION SYSTEM - In a method for using resources in a communication system, a communication region is divided into inter-sector boundary regions, sector central regions, and a sector common region, and predetermined resources are allocated to the divided regions. | 09-22-2011 |
| 20110201104 | ANTIVIRAL AGENT AGAINST ANIMAL VIRUSES - Disclosed herein is an antiviral agent against animal viruses. The antiviral agent contains a protein or a nucleic acid sequence encoding the protein, as an active ingredient, the protein having binding ability and degrading ability to foreign nucleic acid chains invaded in an animal cell and that has no cytotoxicity to the animal cell itself. Disclosed herein is further an antiviral animal cell containing the protein according to the present invention, or the nucleic acid sequence encoding the protein. The antiviral agent and antiviral animal cell exhibit advantageous effects in that they selectively degrade foreign nucleic acid chains invaded in an animal cell and have no cytotoxicity to the animal cell, thus causing no death of the animal cell. | 08-18-2011 |
| 20110122812 | SEAMLESS SERVICE METHOD CONTROLLED BY USER TERMINAL - Provided are a seamless service method controlled by a user terminal, the method including: storing radio access technology (RAT) information and service flow information associated with a connecting radio access network (RAN); when a new link is detected, storing RAT information associated with the new link; verifying whether a new RAN satisfying a handover initiation criterion exists; when the new RAN exists, attempting a link connection with the new RAN; being assigned with an Internet Protocol (IP) to be used in the new RAN; setting up a handover service flow using the new RAN; and receiving a service via multiple paths using a connecting service flow and the handover service flow. Through this, it is possible to provide the seamless QoS even while the handover is being performed. | 05-26-2011 |
| 20110103282 | METHOD AND DEVICE FOR CONTROLLING HAND-OVER MESSAGE TRANSMISSION POWER IN A MOBILE COMMUNICATIONS SYSTEM - The present invention relates to a method and a device for controlling the hand-over message transmission power of a mobile station in a mobile communication system. The present invention comprises the processes of: acquiring uplink data relating to a hand-over target base station; using the uplink data to determine the maximum transmission power of a hand-over ranging message; and transmitting a hand-over ranging message having a power level below the determined maximum transmission power to the hand-over target base station. | 05-05-2011 |
| 20100279600 | RELAY NETWORK AND ENTITY FOR CONTINUOUS TRANSMISSION BASED ON SUPERPOSITION CODING - Disclosed is a method of using relay that may continuously transmit data without time division based on superposition coding in a communication system. When transmission of a relay-supported user signal via a base station-relay link is performed, the method of using relay based on the superposition coding reuses a resource allocated to a direct-transmission user based on the superposition coding to perform the transmission. According to example embodiments, a separate resource for the base station-relay link may not be needed, and continuous relay transmission is possible without time division, thereby substantially increasing frequency efficiency and reducing a transmission delay caused by the use of the relay. | 11-04-2010 |
| 20100270517 | SOLID DOPANTS FOR CONDUCTIVE POLYMERS, METHOD AND APPARATUS FOR PREPARING THE SAME USING PLASMA TREATMENT, AND SOLID DOPING METHOD OF CONDUCTIVE POLYMERS - The present disclosure provides a solid dopant for doping a conductive polymer, which has a high dispersibility in a solvent by a plasma treatment, a method and an apparatus for preparing the solid dopants, a solid doping method of a conductive polymer using the solid dopants, and a solid doping method of a conductive polymer using plasma. | 10-28-2010 |
| 20100233791 | CELL-CHIP AND AUTOMATIC CONTROLLED SYSTEM CAPABLE OF DETECTING CONDITIONS FOR OPTIMIZING DIFFERENTIATION OF STEM CELL USING MECHANICAL STIMULUS - Provided are a cell chip and a system thereof that are capable of detecting optimal conditions for stem cell differentiation by mechanical stimuli. The cell chip for cell differentiation experimentation includes a plurality of cell chambers for storing cells and culture media, cell and culture medium injection ports for transferring the cells and culture media to corresponding cell chambers, fine passages for moving the cells and the culture media injected into the cell and culture medium injection ports to the cell chambers, pneumatic injection ports for injecting pneumatic pressures applied to the cell chambers, and apertures having circular films for transferring the pneumatic pressures injected through the pneumatic injection ports to corresponding cell chambers. Here, at least two of the apertures may have different areas to vary the magnitude of pneumatic pressure applied to corresponding cell chambers. Therefore, the cell chip and the control system thereof enable stem cell differentiation experiments under various stimulus conditions, such as application of mechanical stimuli having various magnitudes, periods, frequencies, intervals, and duty ratios, to be performed simultaneously in single pneumatic pressure. The cell chip and control system thus conserve stem cells and reduce experimentation time. In addition, the cell chip can automatically inject and change a cell and a culture medium using an integrated micro-valve system and a capacitance pressure sensor, and can measure the magnitude of a stimulus in real time. Further, the stem cell can be stained and placed under a fluorescent microscope installed in the system to observe a differentiation step and its state in real time in a single chip state. | 09-16-2010 |
| 20100078598 | CONDUCTIVE POLYMER COMPOSITION FOR RADIOGRAPHIC IMAGING - The present invention provides a conductive polymer composition for radiographic imaging prepared by mixing a photosensitive compound, such as a carbon nanotube, a photodegradable dopant, a photocuririg agent, an organic electron acceptor including a halogen atom, a Lewis basic dopant, and a pseudodopant, with a conductive polymer, the conductive polymer composition for radiographic imaging showing an electrical resistance variation amplified by radiation. When a photosensitive compound is mixed with a conductive polymer in accordance with the present invention, it is possible to effectively amplify the electrical resistance variation of the thus obtained composition by radiation, and thus it is possible to effectively detect and record radiation of low dose. That is, when the amplified electrical resistance variation is processed into an electrical signal, it is possible to facilitate the detection and recording of radiation, i.e., high-energy light, such as X-rays, gamma-rays, electron beams, and neutron beams. | 04-01-2010 |
| 20100057850 | SYSTEM, APPARATUS, AND METHOD FOR MOBILE COMMUNITY SERVICE - A method and apparatus for a mobile community service are provided. In a method of operating a creator terminal for a mobile community service, the method includes creating a community for a community service by selecting at least one of a plurality of community types provided by a community server, downloading a task for the created at least one community service from the community server, and installing the downloaded task for the community service. Accordingly, a mobile community service can be provided to support various community activities occurring in everyday life on a real-time basis. | 03-04-2010 |
| 20100008311 | SYSTEM AND METHOD FOR UTILIZING RESOURCES IN A COMMUNICATION SYSTEM - A system and method for utilizing resources in a communication system are provided, in which a cell is divided into N sectors, a total frequency resource is divided into a center frequency region and a normal frequency region, the center frequency region is divided into N or more center frequency bands, and resources are allocated so that one sector uses at least one center frequency band and a normal frequency band corresponding to the normal frequency region. | 01-14-2010 |
| 20100002725 | SYSTEM AND METHOD FOR USING RESOURCES IN A COMMUNICATION SYSTEM - In a method for using resources in a communication system, a communication region is divided into inter-sector boundary regions, sector central regions, and a sector common region, and predetermined resources are allocated to the divided regions. | 01-07-2010 |
| 20090317396 | ANTIBODY SPECIFICALLY BINDING TO DR5 AND COMPOSITION FOR PREVENTING OR TREATING CANCERS COMPRISING THE SAME - The present invention provides an antibody specifically binding to death receptor 5 (DR5), which is selected from the group consisting of: an antibody comprising a heavy chain variable region (V | 12-24-2009 |
| 20090310519 | ADDRESS ASSIGNMENT METHOD AND TRANSMISSION METHOD OF MOBILE OF MOBILE NODES FOR HIERARCHICAL ROUTING IN LOWPANS - An address assignment method of a mobile node, for hierarchical routing in a low-power wireless personal area network (LoWPAN), includes (a) classifying a plurality of fixed nodes in a hierarchical way, (b) designating a management node and a head node of a lower level than the level of the management node in the fixed nodes, (c) determining if the mobile node can communicate with the head node, and (d) assigning an address to the mobile node through a neighboring head node, which can communicate with the mobile node when the mobile node cannot communicate with the head node. Therefore, addresses may be assigned without limitation until the addresses for the mobile nodes are exhausted. Furthermore, even when the mobile node having an assigned address from a first region moves from the first region to a second region, the packet may be sent or received through the hierarchical routing. | 12-17-2009 |
| 20090269311 | Method for treating multiple system atrophy - The present invention provides a method for treating multiple system atrophy, comprising administering a therapeutically effective amount of mesenchymal stem cells (MSCs) to a human in need thereof. Preferably, the administering is performed by an intra-arterial injection of said MSCs and one or more intravenous injections of said MSCs. | 10-29-2009 |
| 20090258650 | Apparatus and method for reduction of handover interruption time using estimated handover time negotiation in a broadband wireless communication system - An apparatus and method for reduction of a handover interruption time using an estimated handover time negotiation in a broadband wireless communication system are provided. A method for supporting a handover of a mobile station in a serving base station includes receiving a handover pre-notification response message including a residual estimated handover time from a target base station, determining a current residual estimated handover time using the residual estimated handover time, and exchanging the determined residual estimated handover time with the target base station. | 10-15-2009 |
| 20080241115 | Use Of Mesenchymal Stem Cells Genetically Modified To Express A Suicide Gene For Treating A Cancer - Mesenchymal stem cells expressing a suicide gene show excellent and highly selective anticancer effects against cancer tissues through the selective conversion of a prodrug of an anticancer agent to the anticancer agent at around the cancer. Also disclosed herein are a pharmaceutical composition for treating a cancer comprising the mesenchymal stem cell; a kit for treating a cancer comprising an expression vector comprising the suicide gene, the mesenchymal stem cell and the prodrug; and a method for treating a cancer patient, which comprises successively administering the mesenchymal stem cell and the prodrug to the patient. | 10-02-2008 |
