Ju Ho
Ju Ho Chung, Gyeonggi-Do KR
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20140304683 | METHOD, SERVER AND COMPUTER-READABLE RECORDING MEDIA FOR MANAGING METASTORE - A method for managing a metastore includes steps of: (a) registering static resource and metadata at a metastore to produce a certain application by using an open device API and external HTML5 authoring tools; (b) configuring a build target operating system and a build target platform; (c) checking a degree of matching between i) the static resource and the metadata and ii) information on parameters delivered from a build target metarepository by referring to the configured build target operating system and platform; (d) calling an external open build system and an API, if the degree of matching is satisfied, and then creating and receiving a target executable file in return to fit for the configured build target operating system and platform; and (e) storing the target executable file, the static resource and the metadata in a metasource repository. | 10-09-2014 |
Ju Ho Ha, Anyang-Si KR
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20100082846 | USB DEVICE AND METHOD FOR CONNECTING THE USB DEVICE WITH USB HOST - A method for connecting a universal serial bus (USB) device to a USB host is disclosed. The method for connecting the USB device to a USB host includes detecting a connection to the USB host; controlling the USB host not to recognize the connection of the USB device; selecting one of USB modes provided by the USB device; and controlling the connection so as to allow the USB host to recognize the selected USB mode. | 04-01-2010 |
Ju Ho Hong, Gyeongsangbuk-Do KR
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20120133281 | ELECTRON BEAM GENERATING APPARATUS - An apparatus for generating an electron beam is disclosed to reduce emittance of an electron beam. The apparatus includes: a housing including a rear portion where an electron beam is generated, a front portion having an electron beam discharge hole for discharging the electron beam to the exterior, and a side portion connecting the rear portion and the front portion, the side portion having a first hole and an opposite side portion, facing the first hole, having a second hole in order to reduce asymmetry of an electric field caused by the first hole; and a waveguide installed on the side portion to supply an electromagnetic wave to the interior of the housing through the first hole, wherein the electron beam is generated by laser incident to the interior of the housing and accelerated by the electromagnetic wave supplied to the interior of the housing. | 05-31-2012 |
Ju Ho Hong, Gyeongbuk KR
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20130001443 | APPARATUS FOR GENERATING ELECTRON BEAMS, AND METHODFOR MANUFACTURING SAME - The present invention relates to an apparatus for generating an electron beam, comprising: a cathode; a housing which has an opening formed at one side thereof such that the cathode is coupled to the opening, and which has a resonant cavity formed therein; and a gasket interposed between the cathode and the housing such that the gasket is compressed in accordance with the coupling strength between the cathode and the housing so as to shut off the resonant cavity from the outside. | 01-03-2013 |
Ju Ho Kim, Yonin KR
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20090262435 | Optical driving apparatus using electro-wetting and driving method of the same - There is provided an optical driving apparatus including: a cell housing housing polar and non-polar liquids, the cell housing including side walls; a first electrode formed on an outer surface of a first insulator formed on a portion of one of the side walls of the cell housing; a second electrode formed on an outer surface of a second insulator formed on a portion of the other side wall of the cell housing; a color filter formed on a top of the cell housing; and a third electrode formed on a bottom of the cell housing to be in contact with the polar liquid so that the third electrode generates a potential in the polar liquid together with one of the first and second electrodes, wherein light incident from a light source unit disposed below the third electrode is irradiated onto a predetermined area of the color filter. | 10-22-2009 |
Ju Ho Kim, Daejeon KR
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20150243770 | VERTICAL BIPOLAR JUNCTION TRANSISTOR AND MANUFACTURING METHOD THEREOF - The present disclosure relates to a vertical bipolar junction transistor. A vertical bipolar junction transistor includes a high concentration doping region emitter terminal disposed on a semiconductor substrate; a high concentration doping region collector terminal disposed on a semiconductor substrate; a high concentration doping region base terminal disposed between the emitter terminal and the collector terminal; a drift region having a first doping concentration surrounding the emitter terminal and being deeper than either the base terminal or the collector terminal; a base layer disposed below the drift region; a collector layer in contact with the base layer, the collector layer having a second doping concentration higher than the first doping concentration. The manufacturing cost of the vertical bipolar junction transistor can be lowered and a current gain can be elevated using a low-cost BCD process. | 08-27-2015 |
20150255595 | LOW-COST SEMICONDUCTOR DEVICE MANUFACTURING METHOD - Provided are a low-cost semiconductor device manufacturing method and a semiconductor device made using the method. The method includes forming multiple body regions in a semiconductor substrate, forming multiple gate insulating layers and multiple gate electrodes in the body region; implementing a blanket ion implantation in an entire surface of the substrate to form a low concentration doping region (LDD region) in the body region without a mask, forming a spacer at a side wall of the gate electrode, and implementing a high concentration ion implantation to form a high concentration source region and a high concentration drain region around the LDD region. According to the examples, devices have favorable electrical characteristics and at the same time, manufacturing costs are reduced. Since, when forming high concentration source region and drain regions, tilt and rotation co-implants are applied, an LDD masking step is potentially omitted. | 09-10-2015 |
Ju Ho Kim, Gyunggi-Do KR
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20120293028 | BEARING ASSEMBLY AND SPINDLE MOTOR INCLUDING THE SAME - Disclosed herein are a bearing assembly and a spindle motor including the same. The bearing assembly includes: a shaft having a first magnet formed on an outer circumferential surface thereof; and a sleeve having a second magnet formed on an inner circumferential surface thereof, and spaced apart from the first magnet to face the first magnet, the sleeve supporting the shaft, wherein a spaced gap between the first magnet and the second magnet is filled with oil. According to the present invention, power consumption due to driving of the spindle motor can be reduced by using the bearing assembly included in the magnetic bearing. | 11-22-2012 |
20130320793 | SPINDLE MOTOR - Disclosed herein is a spindle motor including: a shaft forming the center of rotation of the motor; a sleeve receiving the shaft therein and rotatably supporting the shaft; a thrust plate press-fitted into the shaft so as to be perpendicular to an axial direction of the shaft; and a sealing cap spaced apart from the thrust plate in an upward axial direction and bent to enclose an outer side surface of the sleeve to thereby be coupled to the thrust plate, wherein the sealing cap is provided with a sealing part having concave parts and convex parts alternately formed along an inner peripheral surface thereof in a radial direction. | 12-05-2013 |
Ju Ho Kim, Suwon KR
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20130154420 | SPINDLE MOTOR - There is provided a spindle motor, including: a hub rotating together with a shaft; a sleeve supporting rotation of the shaft via oil; and a pumping part formed in at least one of the sleeve and the hub to pump the oil leaked outside of an interface of the oil in a normal state in a direction toward the interface of the oil in the normal state, wherein a portion of the pumping part may contact the oil in the normal state and the remainder of the pumping part does not contact the oil in the normal state. | 06-20-2013 |
20130155548 | RECORDING DISK DRIVING DEVICE - There is provided a recording disk driving device including a rotor including a rotor hub on which at least one disk is installed, a stator for rotatably supporting the rotor, and a housing including a base member on which the stator is fixedly installed, and an upper case coupled to the base member to form an internal space, wherein the housing is provided with a contact preventing portion formed on a surface of the housing, facing the disk. | 06-20-2013 |
20130162082 | SPINDLE MOTOR - There is provided a spindle motor including: a sleeve forming a dynamic pressure generation space with a shaft; a hub including a main wall portion surrounding a circumference of the sleeve; and a cover disposed between the sleeve and the hub, wherein the sleeve and the cover have a storage unit formed therebetween, the storage unit storing a lubricating fluid. | 06-27-2013 |
20130193791 | BEARING ASSEMBLY AND SPINDLE MOTOR INCLUDING THE SAME - There is provided a bearing assembly including: a sleeve supporting a shaft via oil; a sleeve supporting a shaft via oil; a sleeve housing surrounding the sleeve to prevent leakage of the oil; and at least one circulation part formed such that upper and lower surfaces of at least one of the sleeve and the sleeve housing are in communication with each other, wherein at least one of an outer peripheral surface of the sleeve and an inner peripheral surface of the sleeve housing has a maximum radius of curvature at a portion adjacent to the circulation part. | 08-01-2013 |
20130193792 | SPINDLE MOTOR - There is provided a spindle motor capable of reducing generation of negative pressure. The spindle motor includes: a sleeve fixedly installed on a base member; a shaft rotatably supported by the sleeve; a rotor hub fixedly installed on an upper end portion of the shaft to rotate together therewith; and a thrust plate fixedly coupled to the sleeve so as to be disposed to face a lower surface of the rotor hub and having a ring shape, wherein the thrust plate includes a channel part formed therein in order to reduce a difference in pressure between a bearing clearance on an inner side thereof and a bearing clearance on an outer side thereof. | 08-01-2013 |
20130257216 | STATOR CORE ASSEMBLY AND SPINDLE MOTOR INCLUDING THE SAME - There is provided a stator core assembly including: a body having a circular ring shape; a teeth part including a plurality of teeth extended from the body; and a plurality of coils wound around the plurality of teeth, wherein the coils are wound n+3 | 10-03-2013 |
20130322792 | HYDRODYNAMIC BEARING ASSEMBLY AND SPINDLE MOTOR INCLUDING THE SAME - There are provided a hydrodynamic bearing assembly and a spindle motor including the same. The hydrodynamic bearing assembly includes: a sleeve including a shaft hole to have a shaft rotatably installed therein; and a cover member covering the shaft hole at a lower portion of the shaft hole in an axial direction, wherein an inner surface of the sleeve is provided with depression parts depressed in an outer diameter direction between upper and lower portions of the sleeve and portions in which radial bearings are formed, such that the portions in which the radial bearings are formed are provided with bearing closure adhesion parts allowing the portions in which the radial bearings are formed to be closer to the shaft than portions other than the portions in which the radial bearings are formed. | 12-05-2013 |
20140077643 | SPINDLE MOTOR - There is provided a spindle motor including: a shaft having a lower end portion fixed to one of a base member and a lower thrust member and provided with an installation groove depressed downwardly from an upper surface thereof; an upper thrust member including an insertion part inserted into and fixed to the installation groove of the shaft; and a rotating part forming a bearing clearance together with the upper and lower thrust members and the shaft and rotating around the shaft. | 03-20-2014 |
20140175913 | SPINDLE MOTOR - A spindle motor includes a stator including a base member having a stator core installed thereon; and a rotor including a rotor hub in which a driving magnet facing the stator core is installed. The rotor hub includes a disk-shaped body, a magnet mounting part extended from edge of the body in a downward axial direction and having the driving magnet installed on an inner surface thereof, and a disk support part extended from the magnet mounting part in radial direction. A magnetic center of the driving magnet is higher than that of the stator core in the axial direction in order to generate force directed in the downward axial direction through interaction with the stator core. The magnet mounting part includes a vortex generation suppressing part disposed on a lower edge portion thereof to decrease noise and vibrations generated by flow of air during rotation of the rotor hub. | 06-26-2014 |
20140175928 | SPINDLE MOTOR - There is provided a spindle motor including a stator including a base member in which a stator core is fixedly installed, and a rotor including a rotor hub in which a driving magnet disposed to face the stator core is installed, wherein the driving magnet is installed on a magnet mounting part provided in the rotor hub so that the magnetic center thereof in an axial direction is disposed in a position higher than that of the magnetic center of the stator core in the axial direction in order to generate force directed in a downward axial direction by interaction with the stator core, and the stator core is formed of a soft magnetic material and includes protrusion parts formed at a front end portion thereof disposed to face the driving magnet and extended therefrom in the axial direction. | 06-26-2014 |
Ju Ho Kim, Gyeonggi-Do KR
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20080210254 | Electric Mascara - Provided is an electric mascara capable of not only preventing eyelash from being pulled out when it is made up by improving a brush but also enabling to comb up eyelash in order without deformation. An electric mascara includes a rubber brush where tooth are formed by consecutive thread and groove, and being installed to the end portion of a wand; a decelerator-attached motor; and a power switch to provide power with the motor. | 09-04-2008 |
20090243404 | Vibrator, controlling method thereof and portable terminal provided with the same - In accordance with the present invention, a vibrator including a case; an elastic member installed inside the case and made of shape memory alloy of which physical properties are varied as power is applied from an outside of the case; a vibrating body elastically installed inside the case by the elastic member; and a coil installed inside the case and vibrating the vibrating body as the power is applied from the outside. | 10-01-2009 |
20100073782 | OPTICAL LENS - Provided is an optical lens including an effective surface on which light is incident; and a rib that extends outward from the effective surface and has barrel contact surfaces on which external forces applied to the outer circumferential surface of the rib act symmetrically with respect to an optical axis of the effective surface. | 03-25-2010 |
Ju Ho Lee, Gyeoggi-Do KR
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20150349861 | METHOD AND APPARATUS FOR SENDING AND RECEIVING CHANNEL STATE INFORMATION IN MULTIIPLE-INPUT MULTIPLE-OUTPUT NETWORK WIRELESS COMMUNICATION SYSTEMS - A method and an apparatus are provided for transmitting channel state information (CSI) by a terminal in a communication system. The method includes receiving a first signal from a first serving cell; receiving a second signal from a second serving cell; calculating first CSI for the first serving cell based on the first signal; calculating second CSI for the first serving cell based on the first signal; calculating first CSI for the second serving cell based on the second signal; calculating second CSI for the second serving cell based on the second signal; transmitting the first CSI and the second CSI for the first serving cell respectively; and transmitting the first CSI and the second CSI for the second serving cell respectively. | 12-03-2015 |
Ju Ho Lee, Seoul KR
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20100154773 | Grill - Disclosed is a grill in which roast food is not scorched and thus the quality and inherent taste of the food are not deteriorated and in which grease is not dropped in an oven when roasting the roast food to prevent production of smell or soot. The grill includes a body having four sides and a bottom provided with a plurality of through-holes formed on a surface of the bottom and a plurality of discharge holes framed in one or both edges of the bottom; a cover hingedly engaged to the body, and having four sides corresponding to the four sides of the body, and a bottom provided with a plurality of through-holes formed on a surface of the bottom of the cover, and a plurality of discharge holes formed in one or both edge parts of the bottom surface of the cover; and inner plates each of which is mounted on the body and the cover, and has four sides having a height lower than the sides of the body and the cover, and a plurality of through-holes formed on a bottom surface of the plate. | 06-24-2010 |
20150055538 | APPARATUS AND METHOD FOR RECEIVING ACK IN WIRELESS NETWORK - The present invention discloses a method for providing reliable multicasting service in wireless network. The disclosed method groups a plurality of receiving nodes into a plurality of receiving groups, and decides the ACK transmission time point against each receiving group, which is not overlapped with other receiving groups. The receiving node contained in each receiving group transmits ACK against the received data frame at the ACK transmission time point, which is decided according to the corresponding receiving group. | 02-26-2015 |
Ju Ho Lee, Gyeonggl-Do KR
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20110228756 | CQI TRANSMISSION POWER CONTROL METHOD AND APPARATUS FOR WIRELESS COMMUNICATION SYSTEM SUPPORTING MULTI-CELL HSDPA - A CQI transmission power control method is provided for transmitting CQIs of multiple cells is provided for a multi-cell HSDPA system in which multiple cells transmit packet data to a user equipment. A control information transmission method of a user equipment in a wireless communication system supporting multi-cell packet transmission service according to the present invention includes generating control informations indicating channel qualities of different cells; classifying the control informations into two control information groups according to a predetermined rule; compensating the control information groups for securing uniform reception performance at a base station; and transmitting the compensated control information groups to the base station. | 09-22-2011 |
Ju Ho Lee, Gyeonggi-Dong KR
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20120028668 | METHOD AND APPARATUS FOR SENDING AND RECEIVING CONTROL CHANNEL IN WIRELESS COMMUNICATION SYSTEM - In a wireless communication system a control channel is required in order to use limited resources effectively. However, the control channel resource is part of the system overhead, and thus reduces the data channel resource used for data transmission. In the long term evolution (LTE) system based on OFDM, one sub frame the consists of fourteen OFDM symbols wherein a maximum of three OFDM symbols are used for the control channel resource and remaining eleven OFDM symbols are used for the data channel resource. Therefore, the quantity of energy that can be transmitted for the control channel resource is extremely limited compared to the data channel resource. For this reason, the coverage of the control channel becomes less than that &; of the data channel, and even if a user can successfully receive the data channel, reception failure of a control channel sometimes˜results in failure of data recovery. In the present invention, in order to expand the coverage of the control channel to at least the coverage of the data channel, the time resource of the transmission resource wherein the control channel is transmitted is expanded and allocated for sending and receiving the control channel. By way of methods for extending the time resource are provided a method wherein a plurality of sub frames are used to transmit one control channel, and a method wherein a part of a data channel is used for the control channel. | 02-02-2012 |
Ju Ho Lee, Suwon KR
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20130083495 | TUNER MODULE - There is provided a tuner module used for a television (TV) or a set top box, and more particularly, to a tuner module having a significantly reduce size. The tuner module includes: a tuner including a circuit board having at least one electronic component mounted thereon, and a cover coupled to the circuit board and having an opened bottom portion so as to allow the circuit board to be received therein; and a main board having the tuner mounted on one surface thereof, wherein the main board includes a ground pad formed thereon to correspond to a position in which the tuner is mounted. | 04-04-2013 |
Ju Ho Lee, Incheon KR
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20090278073 | POLYMERIC MEA FOR FUEL CELL - A polymeric electrolyte membrane for a polymer electrolyte membrane fuel cell comprises: (a) a sulfonated polysulfoneketone copolymer comprising an aromatic sulfone repeating unit, an aromatic ketone repeating unit and an aromatic compound repeating unit which connects said repeating units with an ether linkage, wherein the aromatic sulfone repeating unit, the aromatic ketone repeating unit or both have a sulfonic acid or sulfonate substituent; and (b) one or more polymers each comprising a monomer selected from the group consisting of vinylidene fluoride, hexafluoropropylene, trifluoroethylene and tetrafluoroethylene. | 11-12-2009 |
20100261091 | POLYSULFONE POLYMERS AND RELATED POLYMER ELECTROLYTE MEMBRANES AND FUEL CELLS - Polysulfone based polymer comprising a repeat unit represented by the following Chemical Formula 1 is provided: | 10-14-2010 |
20110136040 | SULFONATED POLY(ARYLENE ETHER) COPOLYMERS AND RELATED POLYMER ELECTROLYTE MEMBRANES AND FUEL CELLS - The present invention relates to a sulfonated poly(arylene ether) copolymer, a manufacturing method thereof and a polymer electrolyte membrane for fuel cell using the same. | 06-09-2011 |
20110136041 | SULFONATED POLY(ARYLENE ETHER) COPOLYMERS AND RELATED POLYMER ELECTROLYTE MEMBRANES AND FUEL CELLS - The present invention relates to a sulfonated poly(arylene ether) copolymer, a manufacturing method thereof and a polymer electrolyte membrane for fuel cell using the same. | 06-09-2011 |
20120016043 | POLY(ARYLENE ETHER) COPOLYMER HAVING CATION-EXCHANGE GROUP, PROCESS OF MANUFACTURING THE SAME, AND USE THEREOF - The present invention relates to a poly(arylene ether) copolymer having an ion exchange group, particularly a positive ion exchange group, a method for manufacturing the same, and use thereof. In the poly(arylene ether) copolymer having the ion exchange group according to the present invention, physical characteristics, ion exchanging ability, metal ion adsorption ability and a proccessability are excellent, and thus the copolymer can be molded in various shapes and can be extensively applied to various fields such as recovering of organic metal, air purification, catalysts, water treatment, medical fields and separating of proteins. | 01-19-2012 |
20120142790 | POLY(ARYLENE ETHER) COPOLYMER HAVING CATION-EXCHANGE GROUP, PROCESS OF MANUFACTURING THE SAME, AND USE THEREOF - The present invention relates to a poly(arylene ether) copolymer having a cation exchange group, a method for manufacturing the same, and use thereof. The poly(arylene ether) copolymer having the cation exchange group according to the present invention has excellent physical characteristics, ion exchanging capacity, metal ion adsorption capacity and a processability, and thus can be molded in various shapes and can be extensively applied to various fields such as recovering of organic metal, air purification, catalysts, water treatment, medical fields and separating of proteins. | 06-07-2012 |
20120309857 | POLYARYLENE-BASED POLYMER, PREPARATION METHOD FOR THE SAME, AND POLYMER ELECTROLYTE MEMBRANE FOR FUEL CELL USING THE POLYMER - Disclosed herein is a polyarylene-based polymer, a preparation method for the same, and a polymer electrolyte membrane for fuel cell using the polymer. The polyarylene-based polymer, which is designed to have long side chains of a hydrophilic moiety and dense sulfonic acid groups, may improve the formation of ion channels when fabricating a polymer membrane and also ensures good chemical stability of the hydrophilic moiety and good dimensional stability against water. Further, the preparation method of the present invention simplifies production of the polymer, and polymer electrolyte membranes using the polymer exhibits improved properties as a polymer electrolyte membrane for a fuel cell, such as high proton conductivity, even under an atmosphere of low water uptake, and good dimensional stability against a long-term exposure to water. | 12-06-2012 |
20140329162 | MEMBRANE ELECTRODE ASSEMBLY FOR FUEL CELL - A membrane electrode assembly for a fuel cell is provided that includes a membrane, electrodes on both sides of the membrane, respectively, and sub-gaskets bonded to the edges of the electrodes, respectively. In particular, the sub-gasket may be bonded to the membrane at a predetermined distance from the edge of the electrode. | 11-06-2014 |
Ju Ho Shin, Cheongju-Si KR
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20110214907 | MULTI LAYER CIRCUIT BOARD AND MANUFACTURING METHOD OF THE SAME - Disclosed is a PCB having multiple layers of heavy copper. A prepreg having a nonwoven glass web substrate is used alone or together with another prepreg having a glass fabric substrate so that the space between heavy copper, which is comparable to a thick film, can be filled efficiently without creating voids. The PCB includes a copper clad laminate having first copper patterned on one surface or both surfaces of a core substrate; at least one first prepreg laminated on one surface or both surfaces of the copper clad laminate, nonwoven glass web being used as the substrate of the first prepreg; at least one second prepreg laminated on one surface or both surfaces of the first prepreg, glass fabric being used as a substrate of the second prepreg; and second copper laminated on one surface or both surfaces of the second prepreg. | 09-08-2011 |
Ju-Ho Jung, Suwon-Si KR
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20150069310 | Photosensitive Resin Composition and Color Filter Using the Same - Disclosed are a photosensitive resin composition for a color filter including (A) a colorant including a dye; (B) a photocurable dispersing agent; (C) an acrylic-based binder resin; (D) a photopolymerizable monomer; (E) a photopolymerization initiator; and (F) a solvent, and a color filter using the same. | 03-12-2015 |
20150192699 | Photosensitive Resin Composition and Color Filter Using the Same - Disclosed are a photosensitive resin composition including (A) an acrylic-based binder resin; (B) a photopolymerizable monomer; (C) a photopolymerization initiator; (D) a colorant including a dye represented by the following Chemical Formula 1, wherein in Chemical Formula 1, each substituent is the same as defined in the detailed description; and (E) a solvent, and a color filter using the same. | 07-09-2015 |
20150331316 | Photosensitive Resin Composition and Color Filter Using the Same - A photosensitive resin composition includes (A) a binder resin including an epoxy resin; (B) a photopolymerizable monomer; (C) a photopolymerization initiator; (D) a colorant including a dye represented by the following Chemical Formula 1, wherein in the above Chemical Formula 1, each substituent is the same as defined in the detailed description; and (E) a solvent. | 11-19-2015 |
Ju-Ho Kim, Chung KR
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20140027846 | SEMICONDUCTOR DEVICE - A semiconductor device includes a second conductive-type well configured over a substrate, a first conductive-type body region configured over the second conductive-type well, a gate electrode which overlaps a portion of the first conductive-type body region, and a first conductive-type channel extension region formed over the substrate and which overlaps a portion of the gate electrode. | 01-30-2014 |
Ju-Ho Kim, Seoul KR
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20090295358 | Driving Device - The present invention relates to a driving device. The driving device according to the present invention includes a main transistor that supplies a current to a load by using a power supply, an auxiliary transistor that drops a predetermined voltage of the voltage of the power supply and transmits the dropped voltage to the main transistor in a turn-on state, and a bypass switch that transmits the voltage of the power supply to the main transistor when the auxiliary transistor is turned off. | 12-03-2009 |
20120299418 | Bearing assembly and motor including the same - There is provided a bearing assembly and a motor including the same, bearing assembly including: a shaft including a first magnet provided thereon; a sleeve including a second magnet provided therein and disposed to face the first magnet so as to support the shaft; and a damping part disposed at a position at which the first and second magnets have maximum magnetic flux density in order to damp vibrations of the first and second magnets. | 11-29-2012 |
20120306304 | Motor - There is provided a motor including: a rotating member including a first magnet; and a fixed member supporting the rotating member and including a second magnet configuring a magnetic bearing part together with the first magnet, wherein a gap between the first and second magnets is larger than at least one of a contact prevention gap between the rotating member and the fixed member and a clearance between a shaft and a sleeve supporting the shaft. | 12-06-2012 |
20120314983 | SPINDLE MOTOR - Disclosed herein is a spindle motor including: a shaft; a sleeve supporting the shaft; a hub including the shaft coupled to the center of rotation thereof; a sealing member including an operating fluid provided between the shaft and the sleeve and formed to be spaced apart from an outer peripheral surface of the sleeve; an oil sealing part including an oil interface formed between an inner peripheral surface of the sealing member and the outer peripheral surface of the sleeve facing each other, and a sealing surface layer formed on an outer side of the oil interface. The sealing surface layer is formed from an inner side of the oil interface formed in the oil sealing part of a fluid dynamic pressure bearing part toward the outer side thereof, thereby making it possible to improve an oil sealing effect in the oil interface. | 12-13-2012 |
20130039609 | HYDRODYNAMIC BEARING ASSEMBLY AND MOTOR INCLUDING THE SAME - There are provided a hydrodynamic bearing assembly capable of increasing a storage amount of oil and preventing evaporation or leakage of the oil by increasing a length of a sealing part, and a motor including the same. The hydrodynamic bearing assembly includes: a sleeve supporting a shaft such that an upper end of the shaft protrudes upwardly in an axial direction; a sleeve housing provided to enclose an outer peripheral surface of the sleeve, and forming an oil interface between an inner peripheral surface thereof in an outer diameter direction and a main wall part protruding downwardly in the axial direction from a rotor case inserted into the upper end of the shaft; and a cover member provided in lower portions of the shaft and the sleeve and coupled to the sleeve housing while having a clearance therebetween. | 02-14-2013 |
20130106220 | BEARING ASSEMBLY AND SPINDLE MOTOR INCLUDING THE SAME | 05-02-2013 |
20130129268 | SPINDLE MOTOR - There is provided a spindle motor including: a shaft having a lower end portion fixed into a base member; a thrust plate fixed to the shaft; an upper sleeve disposed above the thrust plate and forming a first bearing clearance with the shaft; a lower sleeve disposed below the thrust plate and forming a second bearing clearance with the shaft; and a rotor hub rotating together with the upper and lower sleeves, wherein the upper sleeve includes an extension part extended toward the lower sleeve, and the lower sleeve includes a clearance adjusting part disposed to face the extension part when being coupled to the upper sleeve and extended toward the upper sleeve. | 05-23-2013 |
20150314311 | COSMETIC CONTAINER COMPRISING PUSH BUTTON HAVING RESILIENT UPRIGHT NOZZLE - Disclosed is a cosmetics container with a push button having a flexible upright nozzle in which a push button having an upright nozzle a discharge opening of which faces upwards is mounted to the cosmetics container such that the residual cosmetic contents left in the nozzle do not flow through the discharge opening and the flexible upright nozzle is easily bent during use thereof such that the discharge opening faces a lateral side. The cosmetics container includes: a container body filled with cosmetic contents and having a mouth; an airless pump mounted to the mouth of the container body to pump the cosmetic contents and having a discharge passage through which the cosmetic contents are discharged; and a shoulder for fixing the airless pump to the mouth of the container body and preventing leakage of the cosmetic contents from the container body, wherein a push button is coupled to the discharge passage of the airless passage, a nozzle is formed uprightly in the push button such that a discharge opening from which the cosmetic contents are discharged faces upwards, and the nozzle is formed of a flexible material. | 11-05-2015 |
Ju-Ho Lee US
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20080232322 | METHOD AND APPARATUS FOR RECEIVING A CONTROL CHANNEL IN A MOBILE COMMUNICATION SYSTEM - A method and apparatus for receiving control information in a mobile communication system. A controller acquires information indicating variable Control Channel Elements (CCEs) allocated for first User Equipments (UEs) among CCEs constituting control channels, acquires information indicating fixed CCEs allocated for second UEs, selects the variable CCEs when a UE receiving the control information is included in the first UEs, and selects the fixed CCEs when the UE is included in the second UEs. A control information receiver receives the control information through the selected CCEs. | 09-25-2008 |
Ju-Ho Lee, Yongin-Si KR
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20120306624 | METHOD AND SYSTEM FOR CONFIRMING LOCATION OF PRODUCT WITHIN SHELF USING RFID - Present invention relates to method for confirming location of product using RFID. Method for confirming location of product on a shelf in a product location confirmation system including: a plurality of shelf areas; a location tag which is provided at each shelf and transmits an RFID signal; a reader which is provided at each shelf and reads the RFID signal; and a server for analyzing the information collected through the reader comprises the steps of: the reader confirming whether a location tag signal is received; the server determining the absence of the product on the corresponding shelf when the location tag signal is received; the reader confirming whether a product tag signal as the RFID signal transmitted from the product is received when the location tag signal is not received; and the server determining the presence of the product within the corresponding shelf when the product tag signal is received. | 12-06-2012 |