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 |
20120165477 | Master batch elastometer containing organically modified silica and method of preparing the same - Provided are an organically modified silica master batch elastomer having superior affinity for silica and a method for preparing the same. A copolymer solution-polymerized from a conjugated diene-based monomer and a vinyl aromatic monomer is mixed in solution with organically modified silica having the silica modified with a specific aliphatic hydrocarbon to prepare the organically modified silica master batch elastomer. The organically modified silica master batch elastomer according to the present invention has improved mechanical properties, abrasion resistance and blending processability over the existing master batch elastomers containing common silica. Thus, when it is used as a tire material, improved fuel efficiency, abrasion resistance and wet traction may be expected. | 06-28-2012 |
20130090427 | END-MODIFIED DIENE COPOLYMER HAVING GOOD COMPATIBILITY WITH REINFORCING SILICA AND PREPARATION METHOD THEREOF - The present invention provides an end-modified diene copolymer having excellent compatibility with silica as a reinforcement material, and a preparation process thereof, in which the end-modified diene copolymer is prepared by preparing a living polymer of a conjugated diene monomer and/or a vinyl aromatic monomer, modifying the living polymer with a reactive organosiloxane compound, and then modifying the end of the living polymer, to which the organosiloxane compound has not been coupled, with an organosilane compound having various functional groups. When the end-modified diene copolymer is used as a rubber material in the manufacture of a silica tire, the dispersion of silica in the copolymer can be improved and the bonding strength between silica and the rubber can be significantly increased, thereby manufacturing a high-quality silica tire. | 04-11-2013 |
20140088320 | ALKYLALKOXYSILANE COMPOUNDS CONTAINING ETHER GROUP AND DIALKYLAMINO GROUP AND PROCESS FOR PREPARING THE COMPOUNDS - The present invention relates to an alkylalkoxysilane compound of a novel structure which has an ether group and an dialkylamino group in an alkyl chain of the alkylalkoxysilane and thus has remarkably improved storage stability and hydrophilicity and a method for preparing same. | 03-27-2014 |
20140243447 | CONJUGATED DIENE POLYMER END-MODIFIED WITH ALKOXYSILANE DERIVATIVE - The present invention relates to a conjugated diene polymer end-modified with an alkoxysilane derivative. More particularly, the present invention relates to an end-modified conjugated diene polymer, wherein an alkoxysilane derivative having an ether group and a dialkylamino group is bonded as end modifier to an end of a conjugated diene polymer, which is useful as a rubber material for a tire tread owing to improved compatibility with an inorganic reinforcing agent and improves dynamic mechanical properties such as wet traction, rolling resistance, Mooney viscosity, processability, etc. | 08-28-2014 |
Patent application number | Description | Published |
20080215774 | Wireless Universal Serial Bus Dual Role Device - Disclosed herein is a wireless universal serial bus (USB) dual role device (DRD) system in which a common part shared between a wireless USB host and a wireless USB device is extracted from a central processing unit (CPU) to implement a wireless USB DRD, and driven to be divisionally processed in the CPU according to roles to reduce system load, so that a DRD performance can be improved. | 09-04-2008 |
20100319777 | SOLAR CELL AND METHOD OF FABRICATING THE SAME - A solar cell and method of fabricating the same are provided. The solar cell includes a metal electrode layer, an optical absorption layer, a buffer layer, and a transparent electrode layer. The metal electrode layer is disposed on a substrate. The optical absorption layer is disposed on the metal electrode layer. The buffer layer is disposed on the optical absorption layer and includes an indium gallium nitride (In | 12-23-2010 |
20110017289 | CIGS SOLAR CELL AND METHOD OF FABRICATING THE SAME - Provided are a CIGS solar cell and a method of fabricating the CIGS solar cell. In the method, a buffer layer exposing protrusions is formed. Then, a window electrode layer having an uneven surface conforming with the protrusions of the buffer layer is formed. Thus, an additional process for making the upper surface of a window electrode layer rough is unnecessary in order to decrease surface reflectance of incident sunlight and increase the solar cell efficiency, so that productivity can be improved. | 01-27-2011 |
20120125425 | COMPOUND SEMICONDUCTOR SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - Provided is a compound semiconductor solar cell. The compound semiconductor solar cell includes: an impurity diffusion preventing layer disposed on a substrate, added with an alkali component, and formed of a metal layer of one of Cr, Co, or Cu; a rear electrode disposed on the impurity diffusion preventing layer and formed of Mo; a CIGS based light absorbing layer disposed on the rear electrode; and a front transparent electrode disposed on the light absorbing layer. | 05-24-2012 |
20120138129 | BIFACIAL SOLAR CELL - Provided is a bifacial solar cell. The bifacial solar cell includes: a transparent substrate having a first side and a second side facing each other; a first transparent electrode disposed on the first side of the transparent substrate; a first light absorbing layer disposed on the first transparent electrode and exposing the first transparent electrode at one edge; a second transparent electrode disposed on the first light absorbing layer; a first metal electrode pad disposed on the exposed first transparent electrode; a third transparent electrode disposed below the second side of the transparent substrate; a second light absorbing layer disposed below the third transparent electrode and exposing the third transparent electrode in correspondence to the exposed first transparent electrode; a fourth transparent electrode disposed below the second light absorbing layer; and a second metal electrode pad disposed below the exposed third transparent electrode. | 06-07-2012 |
20130095600 | METHOD FOR MANUFACTURING SOLAR CELL - Methods for manufacturing a solar cell are provided. The method may include forming a lower electrode on a substrate, forming a light absorption layer on the lower electrode, forming a buffer layer on the light absorption layer, and forming a window layer on the buffer layer. The window layer may include an intrinsic layer and the transparent electrode which have electric characteristics different from each other, respectively. The intrinsic layer and the transparent electrode may be formed by a sputtering process using a single target formed of metal oxide doped with impurities. | 04-18-2013 |
20140120651 | METHODS OF MANUFACTURING A SOLAR CELL - A method of manufacturing a solar cell includes forming a buffer layer between an optical absorption layer and a window electrode layer. Forming the buffer layer includes depositing a metal material on the optical absorption layer, supplying a non-metal material on the optical absorption layer, supplying a gas material including oxygen atoms on the optical absorption layer, and reacting the metal material with the non-metal material. The gas material reacts with the metal material and the non-metal material to form a metal sulfur oxide on the optical absorption layer. | 05-01-2014 |
Patent application number | Description | Published |
20090216349 | METHOD AND SYSTEM FOR EXTENDING LIFETIME OF SENSOR NODES IN WIRELESS SENSOR NETWORK - A method and system are provided that extend the lifetime of sensor nodes in a wireless sensor network while ensuring network availability. An availability level is set for ensuring network connectivity corresponding to importance of network connectedness. An operation probability that a sensor node is in operation is calculated. A total sleeping time of the sensor node is calculated that minimizes the operation probability while maintaining the availability level. | 08-27-2009 |
20100172258 | METHOD AND APPARATUS FOR ROUTING PACKET - Disclosed is a packet routing method in an ad-hoc network. The method includes periodically calculating a link stability with respect to each neighbor node by means of the number of beacon frames lost within an update period for each neighbor node, updating the calculated link stability in the neighbor node table; identifying a neighbor node which is closer to a destination node of a received packet than the node when the node itself does not correspond to the destination node; and transmitting the received packet to the identified neighbor node when the identified link stability of the neighbor node is greater than or equal to a threshold value. | 07-08-2010 |
20100202355 | METHOD FOR SUPPORTING ROUTE OPTIMIZATION IN 6LoWPAN BASED MANEMO ENVIRONMENT - A method is provided for registering a mobile router in an Internet Protocol version 6 over Low power Wireless Personal Area Network (6LoWPAN) network. The mobile router detects movement into a wireless network through the reception of a beacon message, and sends a Router Solicitation (RS) message requesting registration in the wireless network to a gateway. The gateway acquires an address of the mobile router from the RS message, stores the acquired address, assigns a new address to be used in the wireless network to the mobile router, and sends a Router Advertisement (RA) message with assigned address information and gateway address information, to the mobile router. The mobile router acquires the assigned address information and the gateway address information from the RA message. | 08-12-2010 |
20100202357 | METHOD FOR SUPPORTING MOBILITY OF A MOBILE NODE IN A MULTI-HOP IP NETWORK AND A NETWORK SYSTEM THEREFOR - A method is provided for supporting mobility of a Mobile Node (MN) in a multi-hop Internet Protocol (IP) network, in which an MN that has moved from a source Personal Area Network (PAN) to a target PAN, sends a Router Solicitation (RS) message with an option for requesting its profile to a gateway of the target PAN, and receives a Router Advertisement (RA) message from the gateway in response to the RS message. The RA message includes a home prefix of the MN as the requested profile. The method supports mobility of MNs, enables unicast communication, and facilitates efficient use of the network. | 08-12-2010 |
20110187926 | APPARATUS AND METHOD FOR CORRECTING JITTER - A jitter correction method of a transmitting device, a jitter correction method of a receiving device, a transmitting device, and a receiving device are provided. The jitter correction method of the transmitting device includes: determining a time stamp of a video frame; determining a transfer time of an real-time transport protocol (RTP) packet that includes at least a part of the video frame as a payload; generating the RTP packet including the time stamp and the transfer time; and transmitting the RTP packet to a receiving device. | 08-04-2011 |
20120030314 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING STREAMING DATA BASED ON REAL-TIME STREAMING PROTOCOL (RTSP) SESSION - A method and apparatus for receiving streaming data is provided. The method includes establishing a plurality of real-time streaming protocol (RTSP) sessions for receiving the streaming data, and receiving the streaming data through the plurality of RTSP sessions. | 02-02-2012 |
20130239010 | CLIENT APPARATUS, CLIENT CONTROL METHOD, SERVER AND IMAGE PROVIDING METHOD USING THE SERVER - A client apparatus which performs communication with a server is provided. The client apparatus includes a display unit which receives a user's touch manipulation through a touch sensor; a communication interface unit which transmits information corresponding to the user's touch manipulation to the server; and a control unit which, when an image corresponding to the user's touch manipulation is received from the server through the communication interface unit, controls the display unit to display the received image. | 09-12-2013 |
20150100867 | METHOD AND APPARATUS FOR SHARING AND DISPLAYING WRITING INFORMATION - Apparatuses and methods for sharing writing information are provided. In one example, the method includes receiving a request to display content from a user, obtaining writing information about the content and content synchronization information that is used to synchronize a location of the writing information with respect to the content, and synchronizing and displaying the writing information and the content based on the content synchronization information. | 04-09-2015 |
20160066309 | METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA - Provided is a technology related to a sensor network, machine to machine (M2M), machine type communication (MTC), and the Internet of things (IoT). Transmitting data between transceivers including transmitting data segments of source data and parity data segments including restoration information for a transceiver to restore the source data. The method is applicable to intelligent services based on the technology (e.g., smart home services, smart building services, smart city services, smart or connected car services, health care services, digital education services, retail business services, security and safety-related services, etc.). | 03-03-2016 |