Weon
Byung Mook Weon, Cambridge, MA US
Patent application number | Description | Published |
---|---|---|
20100322378 | X-RAY ABLATION OF HYALURONAN HYDROGELS - Disclosed is a method for ablating hyaluronan-based hydrogels with X-rays, the method comprising the steps of: (a) preparing hyaluronan-based hydrogels; and (b) performing X-ray irradiation to the hyaluronan-based hydrogels to induce a degradation of the hyaluronan-based hydrogels by a gel-to-sol transition during the X-ray irradiation. Disclosed is also a method for fabricating three-dimensional microchannels of hyaluronan hydrogels with a finely tunable X-ray ablation technique. | 12-23-2010 |
Byung Mook Weon, Pohang KR
Patent application number | Description | Published |
---|---|---|
20100128847 | X-RAY INDUCED WETTABILITY MODIFICATION - Disclosed is a method for modifying wettability of a surface of an inorganic material, the method comprising the steps of: preparing an inorganic material with a surface; and charging the surface of the inorganic material with positive surface charges obtained from photoelectron-emission by an X-ray irradiation to the surface of the inorganic material. | 05-27-2010 |
Byung Mook Weon, Pohang-Si KR
Patent application number | Description | Published |
---|---|---|
20090155365 | Method for remotely controlling a sol-gel transition of hydrogels and method for delivering a drug using the same - The present invention relates to a method for remotely controlling a sol-gel transition of hydrogels and a method for delivering a drug using the same. More specifically, the invention relates to a method of remotely controlling a sol-gel transition of polyethylene glycol (PEG)-containing hydrogels—three-dimensional networks of crosslinked polymer chains—by X-ray irradiation, and relates to a method for delivering a drug using the same. | 06-18-2009 |
20090155450 | Method for manufacturing a stable freestanding pure water film - The present invention relates to a method for manufacturing a stable freestanding pure water film. More specifically, the invention relates to a method for manufacturing a stable freestanding pure water film by X-ray bombardment of a small pure water volume in a capillary tube, the X-ray bombardment evaporating the pure water volume to be a pure water thin film and at the same time charging the surface of the pure water thin film to be stabilized electrically. | 06-18-2009 |
Chi-Jun Weon, Daejeon KR
Patent application number | Description | Published |
---|---|---|
20140072196 | METHOD AND APPARATUS FOR MEDICAL IMAGE REGISTRATION - A method of medical image registration includes obtaining a first medical image generated before a medical surgery; obtaining a second medical image generated in real time during the medical surgery; extracting landmark points of at least two adjacent anatomical objects recognizable in the second medical image among a plurality of anatomical objects near an organ of interest of a patient from the first medical image and the second medical image; and registering the first medical image and the second medical image based on a geometrical correlation among the adjacent anatomical objects indicated by the landmark points of the first medical image and a geometrical correlation among the adjacent anatomical objects indicated by the landmark points of the second medical image. | 03-13-2014 |
Daehee Weon, Cupertino, CA US
Patent application number | Description | Published |
---|---|---|
20090170333 | SHALLOW TRENCH ISOLATION ETCH PROCESS - Methods for fabricating one or more shallow trench isolation (STI) structures are provided herein. In some embodiments, a method for fabricating one or more shallow trench isolation (STI) structures may include providing a substrate having a patterned mask layer disposed thereon to define one or more STI structures. The substrate may be etched using a plasma formed from a process gas mixture to form one or more STI structures on the substrate, wherein the process gas mixture comprises a fluorine-containing gas and either a fluorocarbon-containing gas or a hydrofluorocarbon-containing gas. | 07-02-2009 |
20130029490 | HIGH LATERAL TO VERTICAL RATIO ETCH PROCESS FOR DEVICE MANUFACTURING - A layer stack over a substrate is etched using a photoresist pattern deposited on the layer stack as a first mask. The photoresist pattern is in-situ cured using plasma. At least a portion of the photoresist pattern can be modified by curing. In one embodiment, silicon by-products are formed on the photoresist pattern from the plasma. In another embodiment, a carbon from the plasma is embedded into the photoresist pattern. In yet another embodiment, the plasma produces an ultraviolet light to cure the photoresist pattern. The cured photoresist pattern is slimmed. The layer stack is etched using the slimmed photoresist pattern as a second mask. | 01-31-2013 |
20130319614 | HIGH LATERAL TO VERTICAL RATIO ETCH PROCESS FOR DEVICE MANUFACTURING - A layer stack over a substrate is etched using a photoresist pattern deposited on the layer stack as a first mask. The photoresist pattern is in-situ cured using plasma. At least a portion of the photoresist pattern can be modified by curing. In one embodiment, silicon by-products are formed on the photoresist pattern from the plasma. In another embodiment, a carbon from the plasma is embedded into the photoresist pattern. In yet another embodiment, the plasma produces an ultraviolet light to cure the photoresist pattern. The cured photoresist pattern is slimmed. The layer stack is etched using the slimmed photoresist pattern as a second mask. | 12-05-2013 |
Dae-Hee Weon, Seongnam-Si KR
Patent application number | Description | Published |
---|---|---|
20160049394 | SEMICONDUCTOR DEVICE - A semiconductor device includes a transistor formed on a substrate and including a gate electrode and a source/drain, an interlayer insulating layer covering the transistor, a first contact hole formed in the interlayer insulating layer to expose a part of the transistor, a first barrier metal conformally formed on an inner surface of the first contact hole, a first conductive layer formed on the first barrier metal to fill the first contact hole, a second contact hole formed on the first conductive layer in the interlayer insulating layer and having a larger width than the first contact hole, a second barrier metal conformally formed on an inner surface of the second contact hole, and a second conductive layer formed on the second barrier metal to fill the second contact hole, wherein the second barrier metal is formed between the first conductive layer and the second conductive layer. | 02-18-2016 |
20160104678 | SEMICONDUCTOR DEVICES AND METHODS OF MANUFACTURING THE SAME - In a semiconductor device, a first gate structure having a first end portion is formed on a substrate. A second gate structure is formed on the substrate, and has a second end portion opposite to the first end portion of the first gate structure in a diagonal direction. A cross-coupling pattern is formed between the first and second gate structure, and electrically connects the first and second gate structures to each other. A first contact plug directly contacts an upper portion of the first end portion of the first gate structure and a first upper sidewall of the cross-coupling pattern. A second contact plug directly contacts an upper portion of the second end portion of the second gate structure and a second upper sidewall of the cross-coupling pattern. In the semiconductor device, a parasitic capacitance due to the cross-coupling structure may decrease. | 04-14-2016 |
Hyo-Jin Weon, Suwon-Si KR
Patent application number | Description | Published |
---|---|---|
20090303700 | AQUATIC LIGHT EMITTING DEVICE - An aquatic light emitting device comprising a plurality of point light emitting units and a plurality of linear light emitting units is disclosed. The point light emitting unit comprises a floating member part, a light source part, and a power supply part. The floating member includes a hollow body which has an internal space isolated from the outside so as to give buoyancy, one or more junction portions formed on an outer surface thereof, and has a light inlet opening formed on an upper part, and a string connected to a lower surface of the hollow body. The light source part is attached to the upper surface of the floating member, has an isolated internal space with light outlet openings provided at the upper and lower surfaces thereof, and a light source and a light source control circuit contained in the isolated internal space. The power supply part is located on the upper surface of the light source part and includes a solar cell. The linear light emitting unit comprises at least one optical fiber which is introduced into the hollow body through a hole formed at the junction portion, one end of which is arranged at the light inlet opening of the hollow body, and part of which extends outwards through the junction portion, and is surrounded by a transparent tube. | 12-10-2009 |
Jong-Chul Weon, Seoul KR
Patent application number | Description | Published |
---|---|---|
20110162031 | APPARATUS FOR GENERATING MULTI VIDEO - A multi video generation apparatus is provided to transmit partial videos to a multivision. The multi video generation apparatus generates partial videos from a video, and transmits the generated partial videos to displays connected thereto. In the multi video generation apparatus, the number of video transmission modules for transmitting the video to the connected display may be changed according to a content of a multi video to be displayed on the display. Therefore, it is possible to generate more diverse types of multi video which a user desires to display on a multivision. | 06-30-2011 |
20140047495 | METHOD OF MANAGING THE STANDBY MODE OF A BROADCAST RECEIVING DEVICE BY EXTERNAL SIGNALING - A method for managing a broadcast receiving apparatus standby mode according to external signaling is provided. The method includes: generating a power management descriptor that a broadcast receiving apparatus refers to in order to perform a standby mode; and transmitting the generated power management descriptor to the broadcast receiving apparatus. Accordingly, since the broadcast receiving apparatus manages the standby mode more effectively, standby power consumed in the standby mode is further reduced and thus power saving effect can be achieved. | 02-13-2014 |
Jong Dae Weon, Daegu KR
Patent application number | Description | Published |
---|---|---|
20100287931 | MASTER CYLINDER FOR A VEHICLE - Disclosed herein is a master cylinder for a vehicle. The master cylinder includes a housing, a piston, inlet ports and a seal. The housing has therein a liquid pressure chamber to contain oil. The piston reciprocates in the liquid pressure chamber to control the pressure in the liquid pressure chamber. A front end of the piston has a stepped structure. The inlet ports are provided in the housing so that oil is supplied into the liquid pressure chamber through the inlet ports. The seal is seated into a seating depression which is formed in the inner surface of the housing. The seal opens or closes a flow path of the oil depending on whether the seal is brought into contact with the piston. The oil flows into the liquid pressure chamber along the stepped outer surface of the piston through a space defined between the piston and the seal. | 11-18-2010 |
Jongil Weon, Seoul KR
Patent application number | Description | Published |
---|---|---|
20100206041 | SCRATCH TESTING APPARATUS FOR PERFORMING SCRATCHING TEST WHILE GRADUALLY INCREASING OR DECREASING LOAD - A scratch testing apparatus for performing a scratching test while gradually increasing or decreasing a load, in which a pressure applied to the surface of a test specimen gradually increases or decreases as a head unit, to which a tip is attached, moves horizontally. The scratching testing apparatus includes a head unit having a bottom to which a tip attached; a guiding unit for guiding the head unit to move horizontally; and a pressure changing unit for changing pressure applied to the tip while the head unit is moving along the guiding unit. Therefore, the scratch testing apparatus may perform a scratching test as gradually increasing or gradually decreasing a load applied to the test specimen by the tip by moving the head unit, to which the tip is attached, horizontally. | 08-19-2010 |
Jong Il Weon, Seoul KR
Patent application number | Description | Published |
---|---|---|
20110239748 | QUANTITATIVE EVALUATION OF SCRATCH-INDUCED DAMAGES ON POLYMERIC AND COATING MATERIALS - Provided is a method for quantitative evaluation of mar- and scratch-induced surface damage on polymeric and coating materials. The method for quantitative evaluation of scratch-induced damage on polymeric and coating materials includes: preparing a test specimen of polymeric and coating materials; inducing a scratch damage on the surface of the test specimen; representing the scratch damage formed on the test specimen as corresponding color coordinates; and calculating a quantitated scratch damage index from a combination of a load applied to the surface of the test specimen and the color coordinates corresponding to the scratch damage. | 10-06-2011 |
20140377773 | Detection Marker for Anticancer Effects by Selenomethionine as an Inhibitor of Environmental Toxicity - The present invention relates to specific markers capable of detecting the development of colorectal cancer and the colorectal cancer inhibitory effect of SeMet (selenomethionine) having a chemopreventive effect against colorectal cancer. When the expressions of the biomarkers according to the present invention are measured and the expression levels thereof are analyzed in combination, whether SeMet (selenomethionine) is to be administered to prevent colorectal cancer can be determined and the development of colorectal cancer and the inhibitory effect of SeMet (selenomethionine) against the development of colorectal cancer can be monitored. Thus, these markers can be effectively used to observe the colorectal cancer inhibitory effect of SeMet (selenomethionine) and the prognosis of colorectal cancer resulting from the intake of SeMet (selenomethionine). | 12-25-2014 |
Jong Jin Weon, Cheonan-Si KR
Patent application number | Description | Published |
---|---|---|
20150129135 | BONDING HEAD AND DIE BONDING APPARATUS HAVING THE SAME - A bonding head and a die bonding apparatus having the same are disclosed. The bonding head includes a body connected to a driving section for transferring the die, a plate heater mounted to a lower surface of the body and a collet mounted to a lower surface of the plate heater and configured to hold the die using a vacuum pressure. A cooling channel is formed at the lower surface of the body, and cooling passages are formed through the body and connected with the cooling channel to supply a cooling fluid into the cooling channel and to recover the cooling fluid from the cooling channel thereby cooling the plate heater. | 05-14-2015 |
Man-Jae Weon, Anseong KR
Patent application number | Description | Published |
---|---|---|
20120024709 | POROUS ELECTROFORMED SHELL FOR PATTERNING AND MANUFACTURING METHOD THEREOF - Disclosed are a porous electroformed shell for forming a grain pattern and a manufacturing method thereof. The method includes the step of causing an epoxy mandrel to be conductive by formation of a conductive thin film thereon; transferring a non-conductive masking pattern on the conductive thin film by using a masking film; generating and growing a fine pore at the position of the non-conductive masking pattern through electroforming; and demolding an electrodeposited layer having the fine pore from the epoxy mandrel, Through the disclosed method, precise control, both as a whole or in part, on a diameter, a formation position, and a density of a fine pore can be simply, economically, and efficiently can be carried out according to various curved shapes of the electroformed shell. Accordingly, in forming the surface of a high-quality surface skin material or a plastic molded product with a predetermined pattern, when the fine pore is used as a decompression suction hole or an air vent, a predetermined pattern can be efficiently and economically obtained in such a manner that it has a regular position, a regular directionality, sharp radii, and minimized deformation. | 02-02-2012 |
Sun Hee Weon, Seoul KR
Patent application number | Description | Published |
---|---|---|
20150016676 | SYSTEM AND METHOD FOR DETECTING OBJECT USING DEPTH INFORMATION - A system for detecting an object is provided. The system includes a depth image receiver that receives a depth image from a depth camera; a strong classifier that classifies an object region and a non-object region in the depth image based on a characteristic of an object; and an object detector that detects the classified object region, wherein the strong classifier comprises a plurality of weak classifiers which are cascade connected to each other and classifies the object region and the non-object region by passing the depth image through the weak classifiers, the characteristic of the object is extracted based on a center depth value of the depth image, and the plurality of the weak classifiers are generated through a training process for classifying positive training images among a multiple number of positive training images and a multiple number of negative training images. | 01-15-2015 |
Tawan Weon, Seongnam KR
Patent application number | Description | Published |
---|---|---|
20140337417 | METHOD AND APPARATUS FOR PROCESSING SERVER LOAD BALANCING BY USING THE RESULT OF HASH FUNCTION - For load balancing of a plurality of servers, a server load balancing apparatus selects a hash source from a uniform resource locator (URL) input from a client, and applies a predetermined hash function to the hash source. The server load balancing apparatus selects a server from among the plurality of servers according to a hash value based on the hash result of the hash function application. | 11-13-2014 |