Patent application number | Description | Published |
20140063124 | ACTIVE CLICHE FOR LARGE-AREA PRINTING, MANUFACTURING METHOD OF THE SAME, AND PRINTING METHOD USING THE SAME - Provided are a large-area nano-scale active printing device, a fabricating method of the same, and a printing method using the same. The printing device may include a substrate, first interconnection lines extending along a first direction, on the substrate, an interlayered dielectric layer provided on the first interconnection lines to have holes partially exposing the first interconnection lines, second interconnection lines provided adjacent to the holes in the interlayered dielectric layer to cross the first interconnection lines, and wedge-shaped electrodes provided at intersections with the first and second interconnection lines and connected to the first interconnection lines. The wedge-shaped electrodes protrude upward at centers of the holes. | 03-06-2014 |
20140076610 | PLANARIZING PRINTED ELECTRONIC DEVICE AND METHOD FOR MANUFACTURING THE SAME - Disclosed are a method for manufacturing a planarizing printed electronic device and a planarizing printed electronic device manufactured by using the same by simply implementing a large-area embedded printed electronic device by coupling a printing process such as inkjet printing and gravure printing and a transferring process using a laminating device and particularly, solving defects due to large surface roughness and a thickness of a printed layer included in the printed electronic device, when manufacturing an embedded printed electronic device where a printed layer is embedded in a substrate. | 03-20-2014 |
20140077297 | THIN FILM TRANSISTOR AND METHOD OF FABRICATING THE SAME - Provided is a thin film transistor. The thin film transistor according to an embodiment of the present invention may include a source electrode and a drain electrode buried in a first flexible substrate, a semiconductor layer disposed on the first flexible substrate to be positioned between the source electrode and the drain electrode, a gate insulating layer completely cover the semiconductor layer, and a gate electrode facing the semiconductor layer on the gate insulating layer. | 03-20-2014 |
20140134840 | METHOD FOR MANUFACTURING STRETCHABLE THIN FILM TRANSISTOR - Provided is a method for manufacturing a stretchable thin film transistor. The method for manufacturing a stretchable thin film transistor includes forming a mold substrate, forming a stretchable insulator on the mold substrate, forming a flat substrate on the stretchable insulator, removing the mold substrate, forming discontinuous and corrugated wires on the stretchable insulator, forming a thin film transistor connected between the wires, and removing the flat substrate. | 05-15-2014 |
20140218872 | ELECTRONIC CIRCUIT AND METHOD OF FABRICATING THE SAME - Provided is an electronic circuit. The electronic circuit includes: a substrate including a device region and a wiring region; an electronic device disposed on the device region; and a conductive wire disposed on the wiring region and connected to the electronic device, wherein the substrate has a first side where the electronic device and the conductive wire contact and a second side facing the first side; the first side and the second side of the wiring region have a convex structure; the first side of the device region is flat; and the device region is thicker than the wiring region. | 08-07-2014 |
20140299362 | STRETCHABLE ELECTRIC DEVICE AND MANUFACTURING METHOD THEREOF - Provided are a stretchable electric circuit and a manufacturing method thereof The method for manufacturing the stretchable electric circuit includes forming a mold substrate, forming a stretchable substrate having a first flat surface and a first corrugated surface outside the first flat surface on the mold substrate, removing the mold substrate, forming a corrugated wire on the first corrugated surface, and forming an electric device connected to the corrugated wire on the first flat surface. | 10-09-2014 |
20150048375 | METHOD OF MANUFACTURING STRETCHABLE SUBSTRATE AND STRETCHABLE SUBSTRATE MANUFACTURED USING THE METHOD - Provided is a method of manufacturing a gradually stretchable substrate. The method includes forming convex regions and concave regions on a top surface of a stretchable substrate by compressing a mold onto the stretchable substrate and forming non-stretchable patterns by filling the concave regions of the stretchable substrate. The stretchable substrate includes a stretchable region defined by the non-stretchable patterns, the non-stretchable patterns have side surfaces in contact with the stretchable region, and the side surfaces of the non-stretchable patterns are formed of protrusions and a non-protrusion between the protrusions repetitively connected to one another. | 02-19-2015 |
20150147854 | METHOD OF FABRICATING ELECTRONIC CIRCUIT - Provided is a method of fabricating an electronic circuit. The method includes preparing a substrate, forming a polymer film on the substrate, patterning the polymer film to form a polymer pattern, and forming an electronic device on the polymer pattern. | 05-28-2015 |
20150159266 | METHOD OF MANUFACTURING FLEXIBLE SUBSTRATE ALLOWING ELECTRONIC DEVICE TO BE MOUNTED THERETO - Provided is a method of manufacturing a flexible substrate allowing an electronic device to be mounted thereto. The method of manufacturing a flexible substrate allowing an electronic device to be mountable thereto, includes preparing a substrate, applying a force to the substrate to stretch the substrate in horizontal direction, performing a surface treatment process on the substrate and forming a first region having a plurality of wavy surfaces, and forming an electrode on the first region. | 06-11-2015 |
20150273833 | ACTIVE CLICHE FOR LARGE-AREA PRINTING, MANUFACTURING METHOD OF THE SAME, AND PRINTING METHOD USING THE SAME - Provided are a large-area nano-scale active printing device, a fabricating method of the same, and a printing method using the same. The printing device may include a substrate, first interconnection lines extending along a first direction, on the substrate, an interlayered dielectric layer provided on the first interconnection lines to have holes partially exposing the first interconnection lines, second interconnection lines provided adjacent to the holes in the interlayered dielectric layer to cross the first interconnection lines, and wedge-shaped electrodes provided at intersections with the first and second interconnection lines and connected to the first interconnection lines. The wedge-shaped electrodes protrude upward at centers of the holes. | 10-01-2015 |
Patent application number | Description | Published |
20090070223 | System and method for calculating postal charges - A system for calculating postal charges receives detailed information and configuration information about a bulk mail, and collects charge-calculation information on the basis of the detailed information and the configuration information. Then, the system determines discount rates for the bulk mail on the basis of the charge-calculation information, and generates charge information for the mails in consideration of the discount rates. Accordingly, the system for calculating postal charges can provide optimum charges for the mails to a client before the reception of the mails. | 03-12-2009 |
20100145785 | SYSTEM AND METHOD FOR CALCULATING MILEAGE POINTS - A mileage point calculating system receives mail acceptance data including respective acceptance information of a plurality of mail groups and acceptance information of a combined mail group generated by combining the plurality of mail groups, determines a first combined fee generated by summing postage of the plurality of mail groups according to acceptance information of the plurality of mail groups, determines a second combined fee corresponding to postage of the combined mail group according to acceptance information of the combined mail group, and calculates a margin between the first combined fee and the second combined fee as mileage points | 06-10-2010 |
20100150398 | MULTILINGUAL ACCEPTANCE INFORMATION PROCESSING METHOD AND SYSTEM BASED ON IMAGE RECOGNITION - Provided is an image recognition-based multilingual acceptance information processing method and system. In the case of processing incoming mail, when a domestic address is written in a foreign language, it is converted into a correct native address written in a native language that is then mapped on an attached barcode or a newly generated barcode. Also, when it is impossible to analyze the characters through character recognition, the read image information is transmitted to a remote video coding center, and a specialist converts it into a native language to map the information on the barcode. Further, when a mailman reads the barcode in the final delivery process, a detailed native address is displayed on a display device such as a personal digital assistant (PDA). | 06-17-2010 |
20100151836 | SYSTEM AND METHOD FOR ACQUIRING MAIL ACCEPTANCE INFORMATION BASED ON VOICE RECOGNITION - Provided is a voice recognition based acceptance information acquiring method and system. The system includes an acquiring module generating voice acceptance information by acquiring acceptance information corresponding to the mail by a user's voice; a converting module for extracting address information corresponding to a destination address of the mail from the voice acceptance information, and converting the extracted address information into voice address information; a matching module for generating computerized acceptance information by matching the voice address information and stored address information; a checking module for checking whether the computerized acceptance information corresponds to the user's voice information; and a receiving module for receiving an acceptance number corresponding to the computerized acceptance information. | 06-17-2010 |
20120150342 | SYSTEM AND METHOD FOR PROCESSING DELIVERY ITEMS - Disclosed herein is a system and method for processing delivery items. The system for processing delivery items may include: a delivery item transfer device which transfers a delivery item put into the system and measures at least one delivery item information selected from the group consisting of an image, a bar code, an address, a shape, a volume, and a weight of the delivery item; a control device which generates sorting information for each delivery zone and delivery route information, which are required to deliver the delivery items, and provides the generated sorting information for each delivery zone or delivery route information and the at least one delivery item information; and a robot device which loads the delivery item into a corresponding loading container by controlling a robot based on the generated sorting information for each delivery zone or delivery route information and the at least one delivery item information. | 06-14-2012 |
20140048383 | PACKAGE AUTOMATION APPARATUS - Provided is a package automation apparatus including: a detection unit configured to detect package information of a package conveyed to a tray; a chute operation unit configured to operate a package loading chute so that the package is loaded on at least one of a plurality of sorting spaces formed at a pallet adjacent to the tray; and a control unit configured to transfer an operation control signal of the package loading chute to the chute operation unit so that the package is loaded on any one of the plurality of sorting spaces, based on the package information, in order to easily sort the package automatically. | 02-20-2014 |
20140050351 | APPARATUS AND METHOD FOR RECEIVING UNMANNED MAIL - Provided is an apparatus for receiving an unmanned mail capable of automatically acquiring the address information even though the user does not directly input the address information. The apparatus acquires address information of an addressee by automatically recognizing the address of the mail when the address is written on the mail, and acquires the address information of the addressee through the paper on which the address is printed or written, identification, and biometric recognition when the address is not written on the mail. The apparatus may acquire the address information of the addressee through a mail sender's voice. | 02-20-2014 |
20140076689 | 4-WAY CROSSED BELT AND AUTOMATIC PARCEL SORTING APPARATUS USING THE SAME, AND SORTING METHOD THEREOF - An automatic parcel sorting apparatus and a sorting method thereof that use a 4-way crossed belt instead of a unidirectional or bidirectional crossed belt which is generally used in an automatic parcel sorting apparatus such as an automatic parcel sorting machine. | 03-20-2014 |
20150197348 | APPARATUS AND METHOD TO CONTROL TAKING AIRPORT BAGGAGE - The present invention relates to an apparatus and method for taking airport baggage. In an embodiment of the present invention, there is provided a control apparatus for taking airport baggage comprising: a baggage information receiving part receiving baggage information in a tag from a tag reader which recognizes the tag attached to a baggage moving on a conveyor belt; a receipt information generating part generating receipt information with which a baggage owner is able to take the baggage on the basis of the baggage information; a receipt information providing part providing the receipt information to a terminal of the baggage owner; a movement request receiving part receiving a request for movement path of the baggage from the terminal of the baggage owner; and a movement controlling part moving the baggage to a particular location on the basis of the request for movement path of the baggage. | 07-16-2015 |
Patent application number | Description | Published |
20090131558 | METHOD FOR PREPARING COMPLEX STYRENIC BLOCK COPOLYMER AND ASPHALT COMPOSITION CONTAINING IT - Disclosed is a modified asphalt composition obtained by blending asphalt with a complex block copolymer, which is prepared by polymerizing styrene in the presence of an anionic polymerization initiator to prepare a polystyrene solution, adding butadiene to the polystyrene solution, and then further polymerizing styrene, and wherein a triblock copolymer and diblock copolymer are present at a specific proportion. The modified asphalt composition of the present invention exhibits superior ductility at low temperature, while exhibiting comparable or better softening point as compared to conventional compositions, and, thus, is applicable to road paving, waterproof sheets and sealants. | 05-21-2009 |
20120164363 | Method for Preparing Styrene-Butadiene Copolymer Using Reactive Emulsifier and Styrene-Butadiene Copolymer Prepared By the Same - Provided is a method for preparing a styrene-butadiene copolymer having improved silica affinity through introduction of a novel reactive emulsifier. The styrene-butadiene copolymer prepared according to the disclosed method has superior affinity for thereby and thus has superior processability and tensile properties and remarkably improved dynamic properties. Therefore, when the styrene-butadiene copolymer according to the present invention is used as a tire tread material, it can greatly improve its physical properties. | 06-28-2012 |
20120165462 | Styrene-Butadiene Copolymer Highly Functionalized with Reactive Polyol and Manufacturing Method Thereof - Provided is a functional styrene-butadiene copolymer having superior silica affinity. The copolymer is prepared by radical polymerizing a styrene monomer, a butadiene monomer and a reactive polyol monomer in emulsion state in order to maximize the mixing effect when compounding with silica. When mixed with silica, the disclosed styrene-butadiene copolymer provides excellent wet traction and superior abrasion resistance, and is suitable to be used for an industrial material of snow tires, belts, hoses, etc. | 06-28-2012 |
20130289200 | NOVEL HYDROPHILIC CHAIN TRANSFER AGENT AND END-MODIFIED STYRENE-BUTADIENE COPOLYMER USING THEM - Disclosed are a novel chain transfer agent having a trichloromethyl functional group bonded at an end thereof, an end-modified styrene-butadiene copolymer prepared by using the chain transfer agent, and an organic-inorganic composite obtained by mixing the end-modified styrene-butadiene copolymer with silica. The disclosed end-modified styrene-butadiene copolymer has a high affinity with silica because its end is modified with a hydrophilic chain transfer agent. Thus, the organic-inorganic composite including the mixture of the copolymer with silica is useful as a material for the manufacture of rubber products such as a tire, a sole, a rubber hose, or a rubber belt. | 10-31-2013 |
20150065639 | CONJUGATED DIENE RANDOM COPOLYMER HAVING ALKOXYSILANE UNIT - Disclosed is a conjugated diene random copolymer having an alkoxysilane unit, which is prepared by subjecting a conjugated diene monomer, an aromatic vinyl monomer and an alkoxysilane monomer having a specific structure to emulsion polymerization, and in which the copolymer contains an alkoxysilane unit in the backbone thereof and is thus enhanced in the degree of dispersion and affinity to an inorganic reinforcing material such as carbon black or silica, and is useful as a rubber material for tires having superior mechanical and dynamic properties. | 03-05-2015 |
Patent application number | Description | Published |
20100210284 | METHOD OF MANAGING PAGING GROUP - The present invention relates to a method of managing a paging group in a mobile terminal that is in an idle mode. A method of managing a paging group according to an exemplary embodiment of the invention includes: collecting paging group ID information including paging group levels and local IDs; determining, on the basis of the collected paging group ID information, whether or not a location update occurs; and if it is determined that the location update occurs, comparing a location update cycle according to a location update time with a threshold value, selecting a paging group level on the basis of the comparison result, and selecting a paging group corresponding to the selected paging group level. | 08-19-2010 |
20110078730 | METHOD AND APPARATUS FOR SCHEDULING RADIO ACCESS TO REDUCE CHANNEL ZAPPING DELAY - Provided is a method and apparatus for scheduling a radio access to reduce a channel zapping delay. The radio access scheduling method may receive abstract information with respect to all of currently receivable channels at each channel scheduling interval, and may receive the abstract information in advance and provide the abstract information when a channel change request is received, and thereby reduce the channel zapping delay. | 03-31-2011 |
20110149830 | APPARATUS AND METHOD FOR CONTROLLING MULTIMEDIA BROADCAST AND MULTICAST SERVICE BASED ON USER LOCATION - Provided is a multimedia broadcast and multicast service controlling apparatus and method based on a user location. The multimedia broadcast and multicast service controlling apparatus may receive MCCH information, may periodically update a service list of a mobile terminal based on the received MCCH information, the service list listing services that are providable, may register a service in a pending list when the service is not included in the updated service list and is requested to be provided, and may provide the service registered in the pending list when the mobile terminal reaches a location where the mobile terminal may provide the service registered in the pending list. | 06-23-2011 |
20120072955 | STREAMING SERVER AND MOBILE TERMINAL FOR REDUCING CHANNEL-CHANGING DELAY, AND A METHOD THEREFOR - Provided is a method and apparatus for reducing zapping delay, which may transmit base layer data for each burst in a time-slicing scheme, and output the base layer data of a channel to be changed at the time of changing the channel, thereby reducing the zapping delay. | 03-22-2012 |
20120155364 | METHOD AND APPARATUS FOR COUNTING MULTIMEDIA BROADCAST AND MULTICAST SERVICES - A method and apparatus for multimedia broadcast and multicast service (MBMS) counting is provided. A user equipment (UE) may transmit selected service information to a multi-cell and multicast coordination entity (MCE) through a target evolved node base station (eNB), every time that a service requiring counting is received or cancelled and thus, the MCE may accurately manage a number of UEs that receive a service for each eNB. Also, the use may transmit selected service information to the MCE through the target eNB every time that the UE enters a new cell and thus, the MCE may accurately manage a number of UEs that receive a service for each eNB. | 06-21-2012 |
20120163273 | METHOD FOR RECEIVING AND TRANSMITTING MBMS SERVICE, TERMINAL FOR RECEIVING MBMS SERVICE, AND NETWORK FOR TRANSMITTING MBMS SERVICE - Disclosed is a method for receiving MBMS services from a base station supporting multi-carriers, including: receiving first system information including information on all the carriers; receiving second system information including information on multi-carriers supported by the base station; receiving MBMS control information through an MBMS control channel; and receiving the MBMS services through an MBMS transmission channel based on the MBMS control information. | 06-28-2012 |
20120163274 | SYSTEM AND METHOD FOR RECEIVING MBMS BROADCASTING SERVICE - Disclosed are a system and a method for receiving an MBMS broadcasting service. In the present invention, in a mobile communication/wireless communication system, an MBMS service is provided by synchronizing a unicast bearer with a multicast bearer through scheduling information mapping at the time of transmitting a broadcast/multicast service through a unicast. Further, the present invention presents even a method for improving quality of experience (QoE) of the service by providing the MBMS service through the multicast bearer and the unicast bearer simultaneously. According to the present invention, MBMS services of various service qualities can be provided depending on wireless quality of a terminal or the capability of the terminal at the time of providing the MBMS service. | 06-28-2012 |
20130148596 | RESOURCE MANAGEMENT SYSTEM AND METHOD OF CENTRALIZED BASE STATION IN MOBILE COMMUNICATION NETWORK - A resource management system and method of a centralized base station in a mobile communication network are provided. The resource management system of the network communication separates a radio unit (RU) and a digital unit (DU) which are combined in the related art to thereby enable the RU and DU to be interlocked via an optical cable, installs each RU in a service area connected with terminals with respect to a plurality of base stations, and installs the integrated DUs in a single large system to thereby operate the DUs as an integrated base station, and therefore it is possible to effectively use DU resources, which are distributed and operated, through integrated management. | 06-13-2013 |
20130163500 | MULTIMEDIA MULTICAST/BROADCAST SERVICE PROVIDING APPARATUS AND MULTIMEDIA MULTICAST/BROADCAST SERVICE PROVIDING METHOD USING THE SAME - An MBMS providing apparatus and an MBMS providing method using the same in a cloud radio access network are provided. The MBMS providing apparatus includes a third layer into which a plurality of network layers providing an MBMS are integrated in the plurality of DUs, and a second layer into which a plurality of datalink layers providing the MBMS are integrated in the DUs. Therefore, the present invention integrates the layers that provide the MBMS in the plurality of DUs, and provide the MBMS by MBSFN synchronization area through the integrated layers. Accordingly, by performing the MBMS by MBSFN synchronization area through respective integrated layers, the present invention can prevent the occurrence of an unnecessary load, thus enhancing the performance of a communication network. | 06-27-2013 |
20140160965 | PROXIMITY MEASUREMENT METHOD AND APPARATUS FOR DEVICE TO DEVICE COMMUNICATION IN MOBILE COMMUNICATION SYSTEM - Disclosed is a proximity measurement method and apparatus for device-to-device (D2D) communication in a mobile communication system. The proximity measurement method may include determining whether a cell identification (ID) is included in a packet received from a gateway, verifying whether the cell ID matches a pre-stored cell ID when the cell ID is included, extracting, from the packet, Internet Protocol addresses of mobile terminals transmitting and receiving the packet when the cell ID matches the pre-stored cell ID, searching for IP addresses matched to the extracted IP addresses based on a proximity list including IP addresses of mobile terminals performing D2D communication, and registering, when the extracted IP addresses are absent in the proximity list, the extracted IP addresses in the proximity list and measuring proximity between the mobile terminals. | 06-12-2014 |
20140162637 | METHOD AND APPARATUS FOR SELECTIVE DISCOVERY USING CUSTOMER CATEGORY IN DEVICE TO DEVICE COMMUNICATION SERVICE - A method and an apparatus for selective discovery using a customer category in a device-to-device (D2D) communication service is disclosed. A method of selectively discovering service providing devices that provide services via D2D communication using a mobile communication network includes receiving, by a server for managing information about the service providing devices, information about a user equipment from the user equipment, verifying whether the user equipment corresponds to a preset customer category using the received information about the user equipment based on a service customer category table including information about a customer category that is the information about the user equipment provided with the services of the service providing devices, and selectively transmitting information about the services provided by the service providing devices to the user equipment based on a verification result. | 06-12-2014 |
20140162643 | METHOD AND APPARATUS FOR DEVICE TO DEVICE MULTICAST COMMUNICATION IN CELLULAR MOBILE SYSTEMS - Disclosed is a method and an apparatus for device-to-device (D2D) multicast communication in a cellular mobile communication system. The method for D2D communication may include transmitting a server designation request message requesting registration as a server terminal to a base station, and transmitting service information using a D2D multicast or broadcast communication scheme based on a radio resource allocated by the base station. | 06-12-2014 |
20140162668 | METHOD AND APPARATUS FOR SCHEDULING IN CELLULAR BASED DEVICE TO DEVICE COMMUNICATION - Disclosed is a method and apparatus for scheduling in a cellular-based device-to-device (D2D) communication. The method of scheduling a cellular resource used in a base station for a D2D communication between terminals may include grouping, by a proximity coordinator, a cellular resource of an adjacent base station based on cell information of a base station, managing a resource to be allocated to the terminal and a resource allocated previously to the terminal based on the grouped resource, and allocating the grouped resource to the terminal based on information associated with the resource to be allocated and the previously allocated resource when a request for D2D communication between terminals located in different cells is received. | 06-12-2014 |
20140162671 | DISCOVERY METHOD AND APPARATUS FOR DEVICE TO DEVICE COMMUNICATION IN CELLULAR MOBILE COMMUNICATION SYSTEM - Disclosed is a discovery method and apparatus for device-to-device (D2D) communication in a cellular mobile communication system. The discovery method performed by the discovery apparatus may include obtaining, from a server managing information associated with terminals providing a service using a D2D communication scheme over a mobile communication network, information associated with a service provided by the terminals, selecting a service of interest based on the information associated with the service, receiving, from a base station, information associated with a discovery radio resource allocated to the terminals providing the service of interest, and discovering the terminals providing the service of interest based on the information associated with the discovery radio resource. | 06-12-2014 |
Patent application number | Description | Published |
20130120575 | APPARATUS AND METHOD FOR RECOGNIZING ROAD MARKERS - An apparatus for use in a vehicle identifies road markers. The apparatus includes a sensor unit configured to collect image information ahead of the vehicle, distance information, and information on the reflected amount of a road surface. The apparatus includes a recognizer unit configured to recognize the road markers ahead of the vehicle on the basis of the image information, distance information, and information on the reflected amount provided from the sensor unit. Information on the road markers recognized in the recognizer unit is provided on an output unit. | 05-16-2013 |
20130151062 | APPARATUS AND METHOD FOR ESTABLISHING ROUTE OF MOVING OBJECT - An apparatus for establishing a route of a moving object, the apparatus including: an information reception unit configured to receive map data from the outside, a global route generation unit configured to generate a global route based on the map data and location information and destination information of a moving object, a surrounding environment sensor unit configured to sense information regarding a surrounding environment of the moving object when the moving object runs, a local route generation unit configured to generate one or more local routes based on the sensed information regarding a surrounding environment, a running unit configured to run the moving object based on the local route, and, when two or more local routes are generated, establish a route of the moving object through matching between the global route and the local routes, and running the moving object. | 06-13-2013 |
20130158865 | METHOD AND APPARATUS FOR ESTIMATING POSITION OF MOVING OBJECT - An apparatus of estimating a position of a moving object creates a global map for a space over which the moving object is moving, on the basis of environment information on moving distance, measured distance, captured image and GIS data, and attribute and position of obstacles within the space. The method also creates a local map on the basis of the environment information obtained from around the moving object, and estimates a position of the moving object on the global map through matching of the local map and the global map. | 06-20-2013 |
20140085641 | METHOD AND APPARATUS FOR RECOGNIZING LOCATION OF PILED OBJECTS - A piling location recognizing apparatus and method for accurately determining a piling location using an optical sensor. The piling location recognizing apparatus includes an optical sensor moving unit configured to move on an installed moving line according to a predetermined angle with respect to a recognition target object, an optical sensor recognizing unit mounted on the optical sensor moving unit to acquire information on the recognition target object using an optical sensor, and a piling location calculating unit configured to calculate vertical location coordinates of the recognition target object on a basis of the acquired information on the recognition target object. Accordingly, despite environmental pollution or damage of an identification tag adhered to an object in a piling place in which objects are piled up, an in-yard location of the piled object can be accurately determined. | 03-27-2014 |
20140088830 | LANE TRACKING APPARATUS AND METHOD USING CAMERA DIRECTION CONTROL - A lane tracking apparatus and method using camera direction control is provided. The lane tracking apparatus using camera direction control includes a lane recognition unit for obtaining lane information from an image captured and acquired by a camera. A road curvature calculation unit calculates a curvature of a road using the lane information. A camera direction angle control unit controls a direction angle of the camera in consideration of the road curvature. | 03-27-2014 |
20140122409 | APPARATUS AND METHOD FOR BUILDING MAP OF PROBABILITY DISTRIBUTION BASED ON PROPERTIES OF OBJECT AND SYSTEM - An apparatus and method for building a map of probability distribution are provided. The apparatus for building the map of probability distribution includes: a sensor information collector configured to collect sensor information from a plurality of sensors; as object recognizer configured to recognize an object by integrating and inferring the sensor information, and to acquire object information; and a probability distribution creator configured to determine whether to apply an object property model including at least one of kinematic properties, shape properties, and probabilistic properties in correspondence to the object information, to acquire object properties corresponding to the object information, and to create a probability distribution based on foe object properties. Accordingly, it is possible to build a map with high reliability. | 05-01-2014 |
20140347484 | APPARATUS AND METHOD FOR PROVIDING SURROUNDING ENVIRONMENT INFORMATION OF VEHICLE - The present invention relates to an apparatus and method for providing the surrounding environment information of a vehicle. The apparatus includes a first information extraction unit for collecting sensing information about a surrounding environment of a vehicle and extracting lane information and object information based on the sensing information. A second information extraction unit acquires an image of the surrounding environment of the vehicle, and extracts lane information and object information based on the image. An information integration unit matches and compares the lane information and the object information extracted by the first information extraction unit with the lane information and the object information extracted by the second information extraction unit, determining ultimate lane information and ultimate object information based on results of comparison, and providing the ultimate lane information and the ultimate object information to a control unit of the vehicle. | 11-27-2014 |
20150090291 | APPARATUS AND METHOD FOR REMOVING CONTAMINATION FROM DISTANCE MEASURING SENSOR FOR VEHICLE - An apparatus for removing contamination for use with a distance measuring sensor, the apparatus comprising: a distance measuring module mounted inside or outside of a vehicle and configured to measure the distance between the vehicle and objects around the vehicle; a distance-based recognition unit configured to recognize a surround environment of the vehicle based on the distance measured by the distance measuring module; and a contamination removing module configured to measure the level of contamination on the distance measuring module and perform a cleaning with respect to an area where the contamination occurs when the measured level of contamination is above a preset threshold. | 04-02-2015 |
Patent application number | Description | Published |
20130175614 | SEMICONDUCTOR DEVICES AND METHODS OF FABRICATING THE SAME - Semiconductor devices and methods of fabricating the same are provided. The semiconductor device includes a substrate having a first region including a first element and a second region including a second element and including a lower substrate and an upper substrate bonded to each other, an epitaxial layer and an insulating layer disposed between the lower substrate and the upper substrate, the epitaxial layer disposed in the first region, and the insulating layer disposed in the second region, a device isolation pattern separating the first element from the second element, and a doped pattern disposed between the upper substrate and the insulating layer and between the upper substrate and the epitaxial layer. The first element is electrically connected to the lower substrate through the doped pattern and the epitaxial layer. The second element is electrically insulated from the lower substrate by the doped pattern and the insulating layer. | 07-11-2013 |
20130309824 | METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE - Provided is a method of manufacturing a semiconductor device. The method may include etching a first conductive type semiconductor substrate to form a first trench, forming a second trench extending from the first trench, diffusing impurities into inner walls of the second trench to form a second conductive type impurity region surrounding the second trench, forming a floating dielectric layer covering inner walls of the second trench and a floating electrode filling the second trench, and forming a gate dielectric layer covering inner walls of the first trench and a gate electrode filling the first trench. | 11-21-2013 |
20140077302 | POWER RECTIFYING DEVICES - According to a power rectifying device of embodiments of the inventive concept, a gate electrode, a source region, and a body region are connected in common to a first terminal, and a substrate beside the body region is connected to a second terminal. Thus, the power rectifying device having two terminals is realized. The gate electrode has s spacer-shape. Thus, a width of the gate electrode may be controlled to accurately control a channel length of a channel region of a transistor structure in the power rectifying device. | 03-20-2014 |
20140197449 | SEMICONDUCTOR RECTIFIER DEVICE - Provided is a semiconductor rectifier device. The semiconductor rectifier device may include a substrate doped with a first conductive type, a second electrode provided on a bottom surface of the substrate, an active region and a field region defined on the substrate, a gate provided in the active region, a gate insulating film provided between the gate and the substrate, body regions provided on the substrate adjacent to first and second sides of the gate, facing each other, and doped with a second conductive type dopant different from the first conductive type, and a second conductive type plug region formed on the substrate adjacent to third and fourth sides of the gate, connecting the first and second sides. | 07-17-2014 |
Patent application number | Description | Published |
20100036556 | AUTONOMOUS MOBILE ROBOT CAPABLE OF DETOURING OBSTACLE AND METHOD THEREOF - Provided are an autonomous mobile robot capable of detouring an obstacle, and a method thereof. The autonomous mobile robot includes a moving object; an extension unit connected to the moving object and extending in proportion to a pulling force of the moving object; a drive unit moving the autonomous mobile robot toward the moving object corresponding to the pulling force of the object connected to the extension unit; a route information obtaining unit obtaining route information according to an extension length to which the extension unit extends corresponding to the pulling force of the moving object; an obstacle detecting unit detecting presence of an obstacle placed within a predetermined distance in a moving direction of the autonomous mobile robot that is being led by the moving object; and a control unit controlling the drive unit such that the autonomous mobile robot moves along a route based on the route information. Accordingly, collision between the obstacle and the autonomous mobile robot can be prevented, and the autonomous mobile robot can naturally detour the obstacle. | 02-11-2010 |
20100049366 | SURROUNDINGS MAPPING APPARATUS CAPABLE OF APPLYING QUICKLY CHANGED SURROUNDINGS INFORMATION IN MOBILE ROBOT AND METHOD THEREOF - A method of responding to environmental change to build an environment map of a mobile apparatus and an apparatus thereof are disclosed. The apparatus includes a traveling unit traveling a mobile apparatus according to a command, a distance measuring unit measuring a distance from the mobile apparatus to a moving object, an environment map-generating unit generating an environment map based on a measured distance, a moving object detecting unit detecting the moving object moved after generating the environment map by comparing a distance from the mobile apparatus to the moving object with the newly measured distance, and a controlling unit updating the environment map according to the command by selectively applying changed environment information containing the moving object to the built environment map when the moving object is detected. Thus, the changed environmental information can be rapidly and precisely applied to build the environment map. | 02-25-2010 |
20100121488 | METHOD AND SYSTEM FOR CREATING INDOOR ENVIRONMENT MAP - A method of creating an indoor environment map includes acquiring encoded position information by detecting revolutions of wheels when a mobile unit travels using encoders to predict a position of the mobile unit based on the encoded position information, acquiring a measured distance from the mobile unit to an object existing in a surrounding environment using the distance measuring sensor, predicting a position of the mobile unit to be moved, estimating a distance from the mobile unit to the object at the predicted position of the mobile unit, determining whether the estimated distance is matched with the measured distance, correcting the predicted position of the mobile unit to estimate a position of the mobile unit to be moved by the matching of the predicted position with the measured position, and creating the indoor environment map using the corrected position and the measured distance. | 05-13-2010 |
Patent application number | Description | Published |
20130223749 | IMAGE RECOGNITION APPARATUS AND METHOD USING SCALABLE COMPACT LOCAL DESCRIPTOR - An image recognition apparatus using a scalable compact local feature descriptor is provided. The image recognition apparatus includes a feature descriptor generator, a database, and a descriptor matcher. The feature descriptor generator extracts scalable compact local feature descriptor information for recognizing an object from input image information. The database includes information on a plurality of feature descriptors. The descriptor matcher compares a feature descriptor output from the feature descriptor generator with a plurality of feature descriptors stored in the database to recognize an object included in an image. | 08-29-2013 |
20150117785 | METHOD OF EXTRACTING VISUAL DESCRIPTOR USING FEATURE SELECTION AND SYSTEM FOR THE SAME - A method and system for extracting a visual descriptor using a feature selection are provided. The system includes an image input unit configured to receive an image, a candidate feature point group detecting unit configured to detect a point having a local maximum or minimum of local region filtering in scale-space images as being included in a candidate feature point group, a feature point selecting unit configured to calculate an importance for each candidate feature point, depending on its characteristics, select the candidate feature point as a feature point when its importance is greater than the predetermined threshold value, a dominant orientation calculating unit configured to calculate a dominant orientation of the selected feature point and a visual descriptor extracting unit configured to extract a patch for each feature point, according to its scale, location and dominant orientation, and extract a visual descriptor from the patch. | 04-30-2015 |
20150139555 | SHOE IMAGE RETRIEVAL APPARATUS AND METHOD USING MATCHING PAIR - Provided are a shoe image retrieval apparatus and method using a matching pair, which can accurately retrieve image information corresponding to an inputted image from the database and provide the retrieved image information, by normalizing a correspondence relation in consideration of geometric image transformation about the matching pair and allowing a similar image to be retrieved by applying the normalized correspondence relation. It is possible to detect optimum geometric image transformation from a matching pair between the inputted shoe image and the image stored in the database and simultaneously retrieve a plurality of objects in the inputted shoe image based on the detected geometric image transformation, thereby providing an efficient shoe retrieval service. | 05-21-2015 |
20150161094 | APPARATUS AND METHOD FOR AUTOMATICALLY GENERATING VISUAL ANNOTATION BASED ON VISUAL LANGUAGE - Provided are an apparatus and method for automatically generating a visual annotation with respect to a massive image based on a visual language. The apparatus for automatically generating a visual annotation based on a visual language includes an image input unit configured to receive an input image, an image analyzing unit configured to extract feature information of the input image received by the image input unit, a searching unit configured to search a similar image with respect to the input Image and text information included in the similar image by using the feature information extracted by the image analyzing unit, and a visual annotation configuring unit configured to configure a visual annotation with respect to the input image by using the text information searched by the searching unit. | 06-11-2015 |
Patent application number | Description | Published |
20140058019 | THERMOPLASTIC POLYESTER ELASTOMER RESIN COMPOSITION AND MOLDING ARTICLE COMPRISING THE SAME - Disclosed are a thermoplastic polyester elastomer resin composition and a molded article comprising the same. More specifically, disclosed is a thermoplastic polyester elastomer resin composition which comprises a glycidyl group-modified ethylene-octene based copolymer resin, as a chain extension/hydrolysis resistance agent for blow and extrusion molding to improve melt viscosity, and increases a molecular weight through reaction extrusion and thus exhibits superior heat resistance, weather resistance, heat aging resistance, hydrolysis resistance, fatigue resistance properties, melt viscosity and parison stability, and in particular, exhibits superior blow molding, contains no gel, reduces production of odor-causing substances such as volatile organic compounds (TVOC) during blow molding, and maintains a balance between physical properties, moldability and operation environments | 02-27-2014 |
20150267049 | THERMOPLASTIC POLYESTER ELASTOMER RESIN COMPOSITION AND MOLDING ARTICLES COMPRISING THE SAME - Disclosed are a thermoplastic polyester elastomer resin composition and a molded article comprising the same. More specifically, disclosed is a thermoplastic polyester elastomer resin composition which comprises a glycidyl-modified ethylene-octene copolymer resin, as a chain extension/hydrolysis resistance agent for blown and extrusion molding to improve melt viscosity, and increases a molecular weight through reaction extrusion and thus exhibits superior heat resistance, weather resistance, heat aging resistance, hydrolysis resistance, fatigue resistance, melt viscosity and parison stability, and in particular, exhibits superior blow molding, causes no gelation, and reduces production of odor-causing substances such as volatile organic compounds (TVOC) during blow molding, thereby making a balance between physical properties, molding property and operation environments. | 09-24-2015 |
Patent application number | Description | Published |
20140363725 | ELECTRODE ASSEMBLY AND POLYMER SECONDARY BATTERY CELL INCLUDING THE SAME - An electrode assembly includes a cell stack part having (a) a structure in which one kind of radical unit is repeatedly disposed and has same number of electrodes and separators which are alternately disposed and integrally combined, or (b) a structure in which at least two kinds of radical units are disposed in a predetermined order, and an auxiliary unit disposed on at least one among an uppermost part or a lowermost part of the cell stack part. The one kind of radical unit of (a) has a four-layered structure in which a first electrode, a first separator, a second electrode and a second separator are sequentially stacked or a repeating structure in which the four-layered structure is repeatedly stacked, and each of the at least two kinds of radical units are stacked by ones in the predetermined order to form the four-layered structure or the repeating structure. | 12-11-2014 |
20140363727 | ELECTRODE ASSEMBLY WITH IMPROVED STABILITY AND METHOD OF MANUFACTURING THE SAME - An electrode assembly includes a cell stack part having (a) a structure in which one kind of radical unit is repeatedly disposed, or (b) a structure in which at least two kinds of radical units are disposed in a predetermined order. The one kind of radical unit has a four-layered structure in which first electrode, first separator, second electrode and second separator are sequentially stacked or a repeating structure in which the four-layered structure is repeatedly stacked. Each of the at least two kinds of radical units are stacked by ones to form the four-layered structure or the repeating structure. The separator has a larger size than the electrode to expose an edge part of the separator to outside of the electrode and the separator. The edge parts of the separators included in one radical unit or in the cell stack part are attached to form a sealing part. | 12-11-2014 |
20140370362 | ELECTRODE ASSEMBLY AND POLYMER SECONDARY BATTERY CELL INCLUDING THE SAME - An electrode assembly includes a cell stack part having a structure of steps obtained by stacking at least two groups of radical units having different sizes or having different geometric shapes according to the size or the geometric shapes. The radical unit has a combined structure into one body by alternately same number of electrodes and separators, and each step of the cell stack part has a structure in which one kind of radical units is disposed once or repeatedly, or a structure in which at least two kinds of radical units are disposed. The one kind of radical unit has a four-layered structure of first electrode, first separator, second electrode and second separator sequentially stacked or a repeating structure of the four-layered structure. Each of the at least two kinds of radical units are stacked by ones to form the four-layered structure or the repeating structure. | 12-18-2014 |
20150061596 | GRIPPER ASSEMBLY FOR BATTERY CHARGING AND DISCHARGING - Provided is a gripper assembly for battery charging/discharging, which is electrically connected to a battery electrode to apply current during battery charging/discharging operation, the gripper assembly including a first electrode lead gripper including a first electrode gripper body disposed to correspond to a first electrode lead of the battery, and a first contact member coupled to one side of the first electrode gripper body and pressed to contact a surface of the first electrode lead and a second electrode lead gripper including a second electrode gripper body disposed to correspond to a second electrode lead of the battery, and a second contact member coupled to a side of the second electrode gripper body and attached to contact a surface of the second electrode lead. | 03-05-2015 |
20150072241 | ELECTRODE ASSEMBLY - An electrode assembly includes a cell stack part having (a) a structure in which one kind of radical unit having a same number of electrodes and separators alternately disposed and integrally combined is repeatedly disposed, or (b) a structure in which at least two kinds of radical units having a same number of electrodes and separators alternately disposed and integrally combined are disposed in a predetermined order, and a fixing part extending from a top surface along a side to a bottom surface thereof for fixing the cell stack part. The one kind of radical unit has a four-layered structure in which first electrode, first separator, second electrode and second separator are sequentially stacked or a repeating structure in which the four-layered structure is repeatedly stacked, and each of the at least two kinds of radical units are stacked by ones to form the four-layered structure or the repeating structure. | 03-12-2015 |
20150086864 | ELECTRODE ASSEMBLY AND SECONDARY BATTERY INCLUDING THE SAME - An electrode assembly according to an embodiment of the present invention includes a first electrode plate having a fist electrode tab at an end of one side thereof, a second electrode plate having a second electrode tab, which is formed in a same direction as a longitudinal direction of the first electrode tab and is formed at a position not overlapping the first electrode tab, and a protrusion which is formed at a position overlapping the fist electrode tab, and a separator insulating the first electrode plate and the second electrode plate. Therefore, the electrode assembly according to the embodiment of the present invention and the secondary battery including the same may improve the stability of the secondary battery by preventing lithium ion accumulation in a separator. | 03-26-2015 |
20150090389 | DEVICE AND METHOD FOR STACKING UNITS FOR SECONDARY BATTERY - Provided is a unit stacking device for a secondary battery, which stacks one or more first radical units having a first size and one or more second radical units having a second size greater than the first size and includes a stack jig, which includes a first inner space having a size corresponding to the first size and a second inner space disposed above the first inner space and communicating with the first inner space and having a size corresponding to the second size. The first radical units are stacked in the first inner space through the second inner space, and then, the second radical units are stacked in the second inner space. | 04-02-2015 |
20150090702 | LASER CUTTING DEVICE AND METHOD - Provided is a laser cutting device and method which changes a cutting speed of a laser according to a difference between characteristics (absorption coefficients) of an object to be cut, so as to uniformly supply an energy of laser to the whole of the object, thereby preventing the object from being incompletely cut. A laser cutting device includes a database that stores information about a cutting pattern, a moving part that changes a location of a laser beam emitted to an object to be cut, a characteristic value input part that receives speed information from a user according to locations on the cutting pattern, and a control part that adjusts a moving speed of the laser beam by controlling the moving part according to the speed information from the characteristic value input part, and the information about the cutting pattern from the data base. | 04-02-2015 |
Patent application number | Description | Published |
20140136212 | SPOKEN DIALOG SYSTEM BASED ON DUAL DIALOG MANAGEMENT USING HIERARCHICAL DIALOG TASK LIBRARY - The present invention relates to a spoken dialog system and method based on dual dialog management using a hierarchical dialog task library that may increase reutilization of dialog knowledge by constructing and packaging the dialog knowledge based on a task unit having a hierarchical structure, and may construct and process the dialog knowledge using a dialog plan scheme about relationship therebetween by classifying the dialog knowledge based on a task unit to make design of a dialog service convenient, which is different from an existing spoken dialog system in which it is difficult to reuse dialog knowledge since a large amount of construction costs and time is required. | 05-15-2014 |
20140172411 | APPARATUS AND METHOD FOR VERIFYING CONTEXT - Provided are an apparatus and a method for verifying a context that verify an ambiguous expression of an input text through a user's intention and utilize the verified expression as a context in interpretation and translation. The apparatus includes: an ambiguous expression verifying unit verifying an ambiguous expression in a first input text or a back translation text for the first input text in accordance with user's input; a context generating unit generating the verified ambiguous expression as a context; and a context controlling unit controlling the generated context to be applied to translate or interpret the first input text or second input texts input after the first input text. | 06-19-2014 |
20140207453 | METHOD AND APPARATUS FOR EDITING VOICE RECOGNITION RESULTS IN PORTABLE DEVICE - Disclosed is a method of editing voice recognition results in a portable device. The method includes a process of converting the voice recognition results into text and displaying the text in a touch panel, a process of recognizing a touch interaction in the touch panel, a process of analyzing an intent of execution of the recognized touch interaction, and a process of editing contents of the text based on the analyzed intent of execution. | 07-24-2014 |
20140297257 | MOTION SENSOR-BASED PORTABLE AUTOMATIC INTERPRETATION APPARATUS AND CONTROL METHOD THEREOF - Disclosed herein is a motion sensor-based portable automatic interpretation apparatus and control method thereof, which can precisely detect the start time and the end time of utterance of a user in a portable automatic interpretation system, thus improving the quality of the automatic interpretation system. The motion sensor-based portable automatic interpretation apparatus includes a motion sensing unit for sensing a motion of the portable automatic interpretation apparatus. An utterance start time detection unit detects an utterance start time based on an output signal of the motion sensing unit. An utterance end time detection unit detects an utterance end time based on an output signal of the motion sensing unit after the utterance start time has been detected. | 10-02-2014 |
20140297263 | METHOD AND APPARATUS FOR VERIFYING TRANSLATION USING ANIMATION - A translation verification method using an animation may include the processes of analyzing an originally input sentence in a first language using a translation engine so that the sentence in the first language is converted into a second language, generating an animation capable of representing the meaning of the sentence in the first language based on information on the results of the analysis of the sentence in the first language, and providing the original and the generated animation to a user who uses the original in order for the user to check for errors in the translation. | 10-02-2014 |
20150127361 | APPARATUS AND METHOD FOR AUTOMATIC TRANSLATION - Disclosed are an automatic translation apparatus and method capable of optimizing limited translation knowledge in a database mounted in a portable mobile communication terminal, obtaining translation knowledge from external servers in order to provide translation knowledge appropriate for respective users, and effectively updating the database mounted in the terminal. The automatic translation apparatus includes: an input unit configured to receive translation target information inputted to be translated from a user; a translation unit configured to perform translation for the translation target information based on translation data included in a translation database and to extract translation information generated during the translation process; and a communication unit configured to transmit the translation information to a first server and to receive, from the first server, new translation data being not included in the translation database among various kinds of data necessary for performing the translation for the translation target information. | 05-07-2015 |
20150193410 | SYSTEM FOR EDITING A TEXT OF A PORTABLE TERMINAL AND METHOD THEREOF - The present invention relates to a system for editing a text of a portable terminal and a method thereof, and more particularly to a technology which edits a text which is input into a portable terminal based on a touch interface. An exemplary embodiment of the present invention provides a text editing system of a portable terminal, including: an interface unit which inputs or outputs a text or voice; a text generating unit which generates the input text or voice as a text; a control unit which provides a keyboard based editing screen or a character recognition based editing screen for the generated text through the interface unit; and a text editing unit which performs an editing command which is input from a user through the keyboard based editing screen or the character recognition based editing screen under the control of the control unit. | 07-09-2015 |
20150199340 | SYSTEM FOR TRANSLATING A LANGUAGE BASED ON USER'S REACTION AND METHOD THEREOF - The present invention relates to a system for translating a language based on a user's reaction, the system includes an interface unit which inputs uttered sentences of the first user and the second user and outputs the translated result; a translating unit which translates the uttered sentences of the first user and the second user; a conversation intention recognizing unit which figures out a conversation intention of the second user from the reply of the second user for a translation result of the utterance of the first user; a translation result evaluating unit which evaluates the translation of the uttered sentence of the first user based on the conversation intention of the second user which is determined by the conversation intention recognizing unit; and a translation result evaluation storing unit which stores the translation result and an evaluation of the translation result. | 07-16-2015 |
20150227510 | SYSTEM FOR SPEAKER DIARIZATION BASED MULTILATERAL AUTOMATIC SPEECH TRANSLATION SYSTEM AND ITS OPERATING METHOD, AND APPARATUS SUPPORTING THE SAME - The present invention relates to a translation function and discloses an automatic translation operating device, including: at least one of voice input devices which collects voice signals input by a plurality of speakers and a communication module which receives the voice signals; and a control unit which controls to classify voice signals by speakers from the voice signals and cluster the speaker based voice signals classified in accordance with a predefined condition and then perform voice recognition and translation and a method thereof and a system including the same. | 08-13-2015 |
20150276424 | APPARATUS AND METHOD FOR CONTROLLING NAVIGATOR VIA SPEECH DIALOGUE - An apparatus and method for controlling a navigator are disclosed herein. The apparatus includes a natural voice command acquisition unit, an information acquisition unit, a speech language understanding unit, a related information extraction unit, and a dialogue management control unit. The natural voice command acquisition unit obtains a natural voice command from a user. The information acquisition unit obtains vehicle data including information about the operation of the navigator and information about the state of the vehicle. The speech language understanding unit converts the natural voice command into a user intention that can be understood by a computer. The related information extraction unit extracts related information that corresponds to the user intention. The dialogue management control unit generates a response to the natural voice command based on the related information, the user intention and a dialogue history, and controls the navigator in accordance with the conversation response. | 10-01-2015 |
Patent application number | Description | Published |
20110245424 | Precise Control of Molecular Weight and Chain Shape Control in Carbon Dioxide/Epoxide Alternating Copolymerization and Preparation of Low Molecular Weight Poly(alkylene Carbonate) Thereby - This invention relates to a method of preparing poly(alkylene carbonate) that has a molecular weight and polymer chain structure precisely controlled by adding a chain transfer agent composed of a compound having an alcohol or carboxylic acid functional group upon alternating copolymerization of an epoxide compound and carbon dioxide using a catalyst composed of a trivalent metal complex compound synthesized from a quaternary ammonium salt-containing Salen type ligand, and to a polymer compound prepared thereby. According to this invention, the polymer compound having a star-shaped chain as well as the polymer having a linear chain can be prepared. The low-molecular-weight poly(alkylene carbonate) has an —OH terminal group and can be used alone as a coating agent, etc., and also in mixtures with an isocyanate compound and thus can be easily utilized to prepare polyurethane. | 10-06-2011 |
20110251355 | Block and Graft Copolymers of Poly(Alkylene Carbonate) and Various Polymers - Provided is preparation of poly(alkylene carbonate) by alternating copolymerization of carbon dioxide and epoxide. To be specific, provided are a method for preparing block or graft copolymers of the polymer compound and poly(alkylene carbonate) by alternating-copolymerization of an epoxide compound and carbon dioxide by using a metal (III) compound prepared from salen-type ligand with a quaternary ammonium salt as a catalyst in the presence of a polymer compound having a functional group of hydroxyl or carboxylic acid, and block or graft copolymers prepared by the method. | 10-13-2011 |
20120232245 | Method for Preparing Carbon Dioxide/Epoxide Copolymers Containing Ether Linkages - Provided is a method for preparing poly(alkylene carbonate) containing ether linkages, by the copolymerization of an epoxy compound and carbon dioxide, with a trivalent metal complex prepared from a salen type ligand containing a quaternary ammonium salt, and a double metal cyanide (DMC) catalyst together. The amount of ether linkages can be controlled by regulating the weight ratio of two catalysts and the carbon dioxide pressure. | 09-13-2012 |
20130075666 | Polymer Electrolyte Composition and Dye-Sensitized Solar Cell Containing the Same - Disclosed is a polymer electrolyte composition, a gel-type polymer electrolyte obtained by mixing the same at normal temperature, and a dye-sensitized solar cell containing the electrolyte. Since the poly(alkylene carbonate)-based polymer is included, a crosslinking process by radiation of heat or UV is not required when the polymer electrolyte is manufactured, such that a manufacturing process is simple. Accordingly, the polymer electrolyte is useful for mass production of a solar cell and maintained in a uniform state without a phase separation between two components due to excellent affinity between the polymer and the organic solvent included in the electrolyte, and has excellent electrode-electrolyte interface property in the solar cell due to an adhesive property of the gelled polymer electrolyte. | 03-28-2013 |
20140163179 | Block and Graft Copolymers of Poly(Alkylene Carbonate) and Various Polymers - Provided is preparation of poly(alkylene carbonate) by alternating copolymerization of carbon dioxide and epoxide. To be specific, provided are a method for preparing block or graft copolymers of the polymer compound and poly(alkylene carbonate) by alternating-copolymerization of an epoxide compound and carbon dioxide by using a metal (III) compound prepared from salen-type ligand with a quaternary ammonium salt as a catalyst in the presence of a polymer compound having a functional group of hydroxyl or carboxylic acid, and block or graft copolymers prepared by the method. | 06-12-2014 |
Patent application number | Description | Published |
20120065360 | PREPARATION OF POLY(ALKYLENE CARBONATE) CONTAINING CROSS-LINKED HIGH MOLECULAR WEIGHT CHAINS - Provided is preparation of poly(alkylene carbonate) through alternating copolymerization of carbon dioxide and epoxide. According to the disclosure, by introducing a diepoxide compound to alternating copolymerization of carbon dioxide and epoxide compound using a metal(III) prepared with salen-type ligands containing quaternary ammonium salt as a catalyst, some of the polymer chains may be cross-linked to thus increase an average molecular weight of the copolymer and extend a distribution of molecular weight. A resin prepared according to this method may have high mechanical strength and rheological advantages. | 03-15-2012 |
20140296474 | PREPARATION OF POLY(ALKYLENE CARBONATE) CONTAINING CROSS-LINKED HIGH MOLECULAR WEIGHT CHAINS - Provided is preparation of poly(alkylene carbonate) through alternating copolymerization of carbon dioxide and epoxide. According to the disclosure, by introducing a diepoxide compound to alternating copolymerization of carbon dioxide and epoxide compound using a metal(III) prepared with salen-type ligands containing quaternary ammonium salt as a catalyst, some of the polymer chains may be cross-linked to thus increase an average molecular weight of the copolymer and extend a distribution of molecular weight. A resin prepared according to this method may have high mechanical strength and rheological advantages. | 10-02-2014 |
20150175743 | Catalytic System for CO2/Epoxide Copolymerization - The present invention relates to a method of manufacturing a polycarbonate including the process of copolymerizing epoxide compound and CO2 using cobalt(III) or chromium(III), where the ligands contains at least 3 ammonium cations, central metal has formal −1 charge, and conjugated anions of the two cationic ammonium groups are acid-base homoconjugation, as catalyst. According to the present invention, the initial induction time can be reduced when the polycarbonate is manufactured and it is possible to improve the activity of the catalyst and the molecular weight of the obtained polymer. | 06-25-2015 |
20150299239 | NOVEL TRIDENTATE COMPLEXES AND PROCESS OF PRODUCING POLYCARBONATE BY COPOLYMERIZATION OF CARBON DIOXIDE AND EPOXIDE USING THE SAME AS CATALYST - Provided are a complex synthesized from a novel tridentate ligand including an ammonium salt and a process of producing polycarbonate by copolymerization of carbon dioxide and epoxide using the same as a catalyst. A novel tridentate complex may be cheaply prepared as compared to the existing tetradentate complex containing four ammonium salts but have an advantage in that the novel tridentate complex may have an activity at a level similar to that of the existing tetradentate complex by adopting a cis-β conformation. Further, since in the tridentate complex, the number of ammonium salt serving as an initiator is small but the number of vacant sites is large as compared to the tetradentate complex containing four ammonium salts, the tridentate complex may have excellent activity. | 10-22-2015 |
Patent application number | Description | Published |
20100108743 | Apparatus For And Method Of Automatically Welding Flange Of Guide Thimble Tube In Nuclear Fuel Assembly - Disclosed therein are an apparatus for and a method of automatically welding a flange to a guide thimble tube in a nuclear fuel assembly. The automatic welding apparatus includes: a welding part located on an axially conveying line of a tube for welding a welded surface of the tube inserted thereinto and a welded surface of a flange; a flange supplying part for supplying the flange at a tube inlet of the welding part onto the axially conveying line; and a conveying part mounted on the axially conveying line in such a way as to move the tube and the flange on the axially conveying line, so that they are inserted into and drawn from the welding part. | 05-06-2010 |
20100195783 | Automated Cleaning Equipment and Method for the Nuclear Fuel-Cladding Tube - Disclosed is an apparatus for performing an automated cleaning of nuclear fuel cladding-tubes. The apparatus comprises a pre-cleaning holding section disposed at a first side of the apparatus, a primary cleaning-material supplying section and a primary cleaning section disposed at a second side of the apparatus, a secondary cleaning section and a secondary cleaning material supplying section disposed at the second side of the apparatus and beside the primary cleaning section, an inspection section disposed at a third side of the apparatus that is opposite to the second side, and a post-cleaning holding section disposed at the fourth side of the transferring section. The pre-cleaning holding section and the post-cleaning holding section includes a cladding-tube guide where the cladding-tube is loaded before and after cleaning. Primary and secondary cleaning material supply sections are disposed at a lateral side of the primary and secondary cleaning sections respectively. | 08-05-2010 |
20140072389 | APPARATUS AND METHOD FOR AUTOMATICALLY LOADING A FUEL PELLET FOR MANUFACTURING A NUCLEAR FUEL ROD - An apparatus for automatically loading a fuel pellet for manufacturing a nuclear fuel rod includes a tray transfer unit that horizontally transfers a tray; a fuel pellet alignment unit that aligns fuel pellets arranged in the tray; a measurement unit that measures an entire length of the fuel pellets arranged in a row on the tray; a controller that compares an accumulated measured length with a set length; and a waiting table located adjacent to the tray transfer unit to store a redundancy fuel pellet; and a fuel pellet movement unit configured to be driven by the controller and configured to move the fuel pellet between a tray of which length measurement is completed by the measurement unit and the waiting table to increase or decrease the fuel pellet arranged on the tray. | 03-13-2014 |
20140097229 | METHOD FOR WELDING A FLANGE TO A GUIDE THIMBLE TUBE IN NUCLEAR FUEL ASSEMBLY - Disclosed therein are an apparatus for and a method of welding a flange to a guide thimble tube in a nuclear fuel assembly. The automatic welding apparatus includes a welding unit located on an axially conveying line of a tube for welding a surface of the tube inserted thereinto and a surface of a flange, a flange supplying unit for supplying the flange at a tube inlet of the welding unit onto the axially conveying line, and a conveying unit mounted on the axially conveying line in such a way as to move the tube and the flange on the axially conveying line, so that they are inserted into and drawn from the welding unit. | 04-10-2014 |
20140190943 | AUTOMATIC WELDING APPARATUS FOR END PLUG OF NUCLEAR FUEL ROD - Disclosed is an automatic welding apparatus for an end plug of a nuclear fuel rod, which is used to perform resistance welding on a cladding tube and the end plug in a welding chamber. The automatic welding apparatus includes a welding chamber configured to perform resistance welding on an end plug and a cladding tube, a cladding tube transfer unit that has a cladding tube clamp fixedly clamping the cladding tube and a first servo motor for driving the cladding tube clamp in a horizontal direction and that horizontally transfers the cladding tube to the welding chamber, end plug welding electrodes gripping the end plug fed from an end plug feeder, an end plug transfer driver for driving the end plug welding electrodes toward the welding chamber in a forward/backward direction, and a position control module for controlling driving of the first servo motor and the end plug transfer driver. | 07-10-2014 |
20140190945 | PLASMA WELDING APPARATUS FOR GUIDE THIMBLE AND GUIDE THIMBLE END PLUG OF NUCLEAR FUEL ASSEMBLY - Disclosed is a plasma welding apparatus for a guide thimble and guide thimble end plug of a nuclear fuel assembly, which includes: a welding chamber ( | 07-10-2014 |
20140192943 | FUEL ROD TESTING APPARATUS FOR NUCLEAR FUEL ASSEMBLY - Disclosed is a fuel rod testing apparatus for a nuclear fuel assembly. The fuel rod testing apparatus includes a helium leakage testing chamber having a gate so that a fuel rod is horizontally loaded/unloaded and testing whether or not helium leaks from the fuel rod, a fuel rod upward/downward transfer unit that has first and second transfer sections located in front of the gate and horizontally installed apart from each other in order to guide the fuel rod loaded into or unloaded from the helium leakage testing chamber, and that vertically drives the first and second transfer sections, and a main frame that has a upper transfer section disposed in parallel in a lengthwise direction of the fuel rod upward/downward transfer unit and having an inclined face and a lower transfer section installed at a lower portion of the upper transfer section and having an inclined face. | 07-10-2014 |