Cho, Gwangju
Bum Chul Cho, Gwangju KR
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20100230704 | LIGHT EMITTING APPARATUS, AND METHOD FOR MANUFACTURING THE SAME, AND LIGHTING SYSTEM - A light emitting apparatus includes: a substrate including a first conductive type impurity; a first heatsink and a second heatsink on a first region and a second region of the substrate; second conductive type impurity regions on the substrate and electrically connected to the first heatsink and the second heatsink, respectively; a first electrode electrically connected to the first heatsink on the substrate; a second electrode electrically connected to the second heatsink on the substrate; and a light emitting device electrically connected to the first electrode and the second electrode on the substrate. | 09-16-2010 |
20120007123 | LIGHT EMITTING APPARATUS, AND METHOD FOR MANUFACTURING THE SAME, AND LIGHTING SYSTEM - A light emitting apparatus includes: a substrate including a first conductive type impurity; a first heatsink and a second heatsink on a first region and a second region of the substrate; second conductive type impurity regions on the substrate and electrically connected to the first heatsink and the second heatsink, respectively; a first electrode electrically connected to the first heatsink on the substrate; a second electrode electrically connected to the second heatsink on the substrate; and a light emitting device electrically connected to the first electrode and the second electrode on the substrate. | 01-12-2012 |
Byoung Jae Cho, Gwangju KR
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20150052920 | REFRIGERATOR WITH REMOVABLE DISPLAY - A refrigerator includes a body having a storage compartment; a door that opens and closes the storage compartment; and a display unit separably provided on a front side of the door, if one side of the display unit is inserted into an inner side of the front side of the door due to rotation, the other side of the display unit being provided to protrude toward a front of the door. With this configuration, the display unit can be easily separated from the door. | 02-26-2015 |
20150192347 | REFRIGERATOR - A refrigerator reduces a quantity of deformation of a body by improving rigidity of the body using a reinforcement structure. The refrigerator may include an electric apparatus box in which electric apparatus components for controlling an operation of the refrigerator are accommodated. Electric apparatus components may be disposed in a hinge cover which is disposed in the front of the refrigerator to improve spatial utility and a reinforcement plate formed of a steel material may be disposed in the electric apparatus box to prevent a fire from spreading. A heating pipe fixed to a front edge of an inner case of the refrigerator prevents dew condensation in an outer case of the refrigerator. The heating pipe is mounted on a fixing groove formed in a mounting portion provided on the front edge of the inner case. The heating pipe is fixed to the mounting portion using a clip. | 07-09-2015 |
20150192355 | REFRIGERATOR - Provided is a refrigerator which is capable of reducing a quantity of deformation of a body by improving rigidity of the body that is lowered due to a thickness of insulation reduced to increase an internal capacity of the body, using a reinforcement structure, and in which an electric apparatus box in which electric apparatus components for controlling an operation of the refrigerator are accommodated, is disposed in a hinge cover disposed in the front of an upper portion of a body so that spatial utility can be improved and when a fire breaks out in components inside the electric apparatus box, a reinforcement plate formed of a steel material is disposed in the electric apparatus box so as to prevent the fire from being spread toward an outside of the electric apparatus box. | 07-09-2015 |
Byung-Hak Cho, Gwangju KR
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20110037482 | Nondestructive inspection method of insulator using frequency resonance function - A nondestructive inspection method of testing insulators using frequency resonance function that can inspect an anomaly of an insulator by vibrating the insulator with a force having the characteristic of white noise, measuring the change in motion of the insulator according to the vibration and calculating the frequency resonance function of the insulator is disclosed. | 02-17-2011 |
Chang Hee Cho, Gwangju KR
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20100181588 | SEMICONDUCTOR LIGHT EMITTING DEVICE - Disclosed is a semiconductor light emitting device. The semiconductor light emitting device includes an n-type semiconductor layer, a p-type semiconductor layer, and an active layer disposed therebetween, and a surface plasmon layer disposed between the active layer and at least one of the n-type and p-type semiconductor layers, including metallic particles and an insulating material, and including a conductive via for electrical connection between the active layer and the at least one of the n-type and p-type semiconductor layers, wherein the metallic particles are enclosed by the insulating material to be insulated from the at least one of the n-type and p-type semiconductor layers. The semiconductor light emitting device can achieve enhanced emission efficiency by using surface plasmon resonance. Using the semiconductor light emitting device, the diffusion of a metal employed for surface plasmon resonance into the active layer can be minimized. | 07-22-2010 |
Chang Ho Cho, Gwangju KR
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20150123501 | MOTOR - Disclosed is a motor including: a housing formed by means of insert injection molding in such a manner as to locate a stator assembly inside a mold, the stator assembly having a stator core, an upper insulator adapted to be coupled to the upper side of the stator core, and a lower insulator adapted to be coupled to the lower side of the stator core; a printed circuit board adapted to mount an integrated circuit device thereon; and at least one or more screws adapted to be inserted into screw holes formed on the top peripheral portion of the housing and having screw heads formed thereon, the screw heads being engagedly coupled to the peripheral portion of the end cover and the end portions of the screws being brought into contact with the stator core. | 05-07-2015 |
Chang Hun Cho, Gwangju KR
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20110095670 | Automatic door closing device of refrigerator and refrigerator having the same - An automatic door closing device of a refrigerator, which allows a drawer unit to automatically close a storage compartment, and a refrigerator having the same. The automatic door closing device is provided at a front lateral region of the drawer unit, thereby being operated even if a user moves the drawer unit only a short distance. Further, since the automatic door closing device is positioned so as not to invade an installation space of a sliding device for sliding opening/closing of the drawer unit, the sliding device may be installed to easily support the weight of the drawer unit. A damper device is provided underneath the automatic door closing device to prevent the automatic door closing device from causing sudden closing motion of the drawer unit. The damper device may adjust the beginning of shock alleviation by adjusting the length of a damper rod. | 04-28-2011 |
Chang Hyun Cho, Gwangju KR
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20110271784 | WEIGHT COMPENSATION MECHANISM AND METHOD USING BEVEL GEAR AND ROBOT ARM USING THE SAME - Disclosed herein is a weight compensation mechanism. A weight compensation mechanism is installed in a link member rotatable in a plurality of directions. The weight compensation mechanism includes a plurality of bevel gears that rotates in harmony with the rotation of the link member. Cam plates are connected to one or more of the bevel gears to be rotated together with the bevel gears. Weight offsetting parts are connected to the cam plates, respectively, and each of the weight offsetting parts compresses an elastic member based on the rotation of the link member and the cam plate to absorb gravitation generated by the weight of the link member. | 11-10-2011 |
20120291582 | WEIGHT COMPENSATION MECHANISM AND ROBOT ARM USING THE SAME - The present invention discloses a weight compensation mechanism installed at a rotatable three-degree-of-freedom link member, wherein a first rotation of the link member is a yaw rotation aligned with the direction of the gravity and second and third rotations of the link member are respectively a roll rotation and a pitch rotation, wherein the second and third rotations are restrained by a plurality of differential bevel gears, and wherein a pair of cam plates is fixed to shafts of a pair of rotary bevel gears in the plurality of differential bevel gears, and a one-degree-of-freedom weight compensator is provided to be connected to the cam plates. | 11-22-2012 |
20130180353 | ROBOT ARM HAVING A WEIGHT COMPENSATION MECHANISM - The robot arm having a weight compensation mechanism has a first rotation member and a second rotation member which are respectively capable of making two-DOF rotation, a first rotation of the first rotation member is yaw rotation, and a second rotation of the first rotation member is pitch rotation perpendicular to the first rotation, a third rotation and a fourth rotation of the second rotation member are respectively pitch rotation and roll rotation, and the robot arm comprises a single-DOF gravity compensator connected to the first rotation member or the second rotation member and offsetting the gravity caused by weight of the first rotation member or the second rotation member by using an elastic force of an elastic member. | 07-18-2013 |
Chan Ki Cho, Gwangju KR
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20110127817 | LUMBAR SUPPORTING DEVICE FOR VEHICLE - A lumbar supporting device for a vehicle, may include an actuator, a lumbar plate slidably mounted to a seat back frame of the vehicle, and having a lumbar support part, wherein the lumbar support part is formed between upper and lower ends of the lumbar plate, and a driving unit coupled to the actuator and pulling both upper and lower portions of the lumbar plate together towards the lumbar support part, using power transmitted from the actuator. | 06-02-2011 |
20120133183 | SUSPENSION ASSEMBLY OF VEHICLE SEAT - A suspension assembly of a vehicle seat may include a lumbar plate disposed within an edge of a seat back frame, and an elastic wire section connecting the edge of the seat back frame with a side of the lumbar plate, wherein the elastic wire section includes a first elastic wire, opposite ends of which may be connected to one edge of the seat back frame and at least a portion thereof may be supported by one side of the lumbar plate, and a second elastic wire, opposite ends of which may be connected to the other edge of the seat back frame and at least a portion thereof may be supported by the other side of the lumbar plate. | 05-31-2012 |
Chi-O Cho, Gwangju KR
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20140362556 | QUANTUM ROD SHEET, BACKLIGHT UNIT, DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A quantum rod sheet includes: a first support layer including a plurality of grooves which extends substantially in a predetermined direction; a plurality of quantum rods arranged substantially in the predetermined direction along the grooves of the first support layer; and a second support layer which covers the first support layer and the quantum rods. | 12-11-2014 |
20150356902 | METHOD OF COMPENSATING COLOR OF TRANSPARENT DISPLAY DEVICE - A method of compensating color of a transparent display device includes generating a first pixel data by adding an input image pixel data and an external optical data which represents an effect of an external light on the transparent display device, generating a second pixel data having the same color as the input image pixel data by scaling the first pixel data, and generating an output image pixel data by subtracting the external optical data from the second pixel data. | 12-10-2015 |
Choong Sang Cho, Gwangju KR
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20090240490 | METHOD AND APPARATUS FOR CONCEALING PACKET LOSS, AND APPARATUS FOR TRANSMITTING AND RECEIVING SPEECH SIGNAL - A method and apparatus for concealing frame loss and an apparatus for transmitting and receiving a speech signal that are capable of reducing speech quality degradation caused by packet loss are provided. In the method, when loss of a current received frame occurs, a random excitation signal having the highest correlation with a periodic excitation signal (i.e., a pitch excitation signal) decoded from a previous frame received without loss is used as a noise excitation signal to recover an excitation signal of a current lost frame. Furthermore, a third, new attenuation constant (AS) is obtained by summing a first attenuation constant (NS) obtained based on the number of continuously lost frames and a second attenuation constant (PS) predicted in consideration of change in amplitude of previously received frames to adjust the amplitude of the recovered excitation signal for the current lost frame. Speech quality degradation caused by packet loss can be reduced for enhanced communication quality in a packet network environment with continuous frame loss. | 09-24-2009 |
Chu Young Cho, Gwangju KR
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20100181588 | SEMICONDUCTOR LIGHT EMITTING DEVICE - Disclosed is a semiconductor light emitting device. The semiconductor light emitting device includes an n-type semiconductor layer, a p-type semiconductor layer, and an active layer disposed therebetween, and a surface plasmon layer disposed between the active layer and at least one of the n-type and p-type semiconductor layers, including metallic particles and an insulating material, and including a conductive via for electrical connection between the active layer and the at least one of the n-type and p-type semiconductor layers, wherein the metallic particles are enclosed by the insulating material to be insulated from the at least one of the n-type and p-type semiconductor layers. The semiconductor light emitting device can achieve enhanced emission efficiency by using surface plasmon resonance. Using the semiconductor light emitting device, the diffusion of a metal employed for surface plasmon resonance into the active layer can be minimized. | 07-22-2010 |
20140191192 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - There is provided a semiconductor light emitting device having improved light emitting efficiency by increasing an inflow of holes into an active layer while preventing an overflow of electrons. The semiconductor light emitting device includes an n-type semiconductor layer; an active layer formed on the n-type semiconductor layer and including at least one quantum well layer and at least one quantum barrier layer alternately stacked therein; an electron blocking layer formed on the active layer and having at least one multilayer structure including three layers having different energy band gaps stacked therein, a layer adjacent to the active layer among the three layers having an inclined energy band structure; and a p-type semiconductor layer formed on the electron blocking layer. | 07-10-2014 |
Dong Lyun Cho, Gwangju KR
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20110009954 | METHOD FOR MANUFACTURING OF DRUG-RELEASING STENT COATED WITH TITANIUM-OXIDE THIN FILM - Disclosed is a method for manufacturing a drug-releasing stent, including: coating a titanium dioxide or nitrogen-doped titanium dioxide thin film on a metal stent; and attaching a drug on the surface of the titanium oxide thin film. More specifically, the method for manufacturing a drug-releasing stent includes: coating a titanium dioxide or nitrogen-doped titanium dioxide thin film on a metal stent, which can be inserted into the blood vessel, by plasma enhanced chemical vapor deposition (PECVD); modifying the surface of the titanium oxide thin film with hydroxyl groups by low-temperature plasma; and chemically attaching a drug such as an antithrombotic drug or a neointimal hyperplasia inhibitor, so that the drug may be released in the blood vessel in a sustained manner. | 01-13-2011 |
20130129912 | Method for Manufacturing of Drug-Releasing Stent Coated with Titanium-Oxide Thin Film - A method for manufacturing a drug-releasing stent is provided. The method includes providing a titanium precursor, a carrier gas and a reactant gas in a plasma vacuum chamber, and generating a plasma for 1 to 6 hours to form a titanium oxide thin film on the surface of a stent. The method further includes providing steam or oxygen and hydrogen in the plasma vacuum chamber and generating a low-temperature plasma for 10 minutes to 2 hours to modify the surface of the titanium oxide thin film. The method further includes reacting the titanium oxide thin film of the stent with a drug in an acidic solution and under an inert gas atmosphere at room temperature to 100° C. for 30 minutes to 4 hours to attach the drug. | 05-23-2013 |
20140018908 | Gene Delivery Stent Using Titanium Oxide Thin Film Coating, and Method for Fabricating Same - The present invention relates to a gene delivery stent using titanium oxide thin film coating and a method for fabricating the gene delivery stent. The gene delivery stent according to the present invention may be loaded with a drug having anti-inflammatory and anti-thrombotic effects and simultaneously deliver a gene capable of inhibiting proliferation of vascular smooth muscle cells. Accordingly, late thrombosis and metal allergy may be reduced, and vascular restenosis in the stent region may be prevented, thereby making it possible to increase treatment effects of the bare metal stent. | 01-16-2014 |
Hea Guk Cho, Gwangju KR
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20150290332 | TARGETING-ENHANCED ANTICANCER NANOPARTICLES AND PREPARATION METHODS OF SAME - This invention encompasses targeting-enhanced anticancer nanoparticles and preparation methods for the same. In particular, this invention provides targeting-enhanced anticancer nanoparticles comprising non-covalently bound anticancer drugs, serum albumins as the nanoparticle base material, and porphyrin compounds as tumor-targeting moieties. The targeting-enhanced anticancer nanoparticles described in the present invention are characterized by non-covalently bound constituents: anticancer drugs, serum albumin as the nanoparticle base material, and porphyrin compounds as tumor-targeting moieties, thus preventing common toxic side effects, enhancing the structural stability of nanoparticles, and enhancing tumor targeting by treatment with electromagnetic waves due to the activity of porphyrin, without structural and functional changes. Taken together, the present invention provides a chemotherapeutic method that maximizes drug delivery/tumor targeting and is expected to be a successful therapy for both early-stage and late-stage cancer. | 10-15-2015 |
Hoon Cho, Gwangju KR
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20110269954 | NOVEL THIAZOLIDINEDIONE DERIVATIVE AND USE THEREOF - The present invention relates to novel thiazolidinedione derivatives expressed by the following formula (I) and the uses thereof. More specifically, the present invention relates to novel thiazolidinedione derivatives expressed by the following formula (I) and a pharmaceutical composition comprising the same. The novel thiazolidinedione derivatives of formula (I) according to the present invention can be effectively used for the prevention or treatment of cardiovascular disease, gastrointestinal disease and renal disease by inhibiting the activity of 15-hydroxyprostaglandin dehydrogenase (15-PGDH) that decomposes prostaglandins as well as useful for the prevention of hair loss and the stimulation of hair growth, and osteogenic stimulation and wound healing. | 11-03-2011 |
20150202241 | USE FOR DENDROPANAX MORBIFERA EXTRACT FOR ADJUSTING 15- HYDROXYPROSTAGLANDIN DEHYDROGENASE AND PGE 2 ACTIVITY - Provided is a 15-PGDH activity adjusting function of a | 07-23-2015 |
Hugh Jin Cho, Gwangju KR
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20130328426 | BUS BAR OF MOTOR AND BUS BAR HOUSING - Disclosed is a bus bar having a plurality of connection taps formed radially therefrom, the bus bar including: first, second and third faces extended sequentially from the end of each connection tap in such a manner as to have a U-like side shape; and a coil insertion portion having a groove formed in a length direction of each connection tap on the center portions of the first, second and third faces and having a thickness lower than the thicknesses of the first, second and third faces, the coil insertion portion having a coil inserted into the groove thereof. | 12-12-2013 |
20140152135 | MOTOR WITH VARIABLE MAGNET FLUX - Disclosed therein is a motor with a variable magnetic flux, which includes a rotor and a stator located inside the rotor. The rotor includes a rotor housing, a plurality of unit rotor cores and magnets which are attached to the inner wall surface of the rotor housing, and the unit rotor cores and the magnets are arranged in turn. The stator includes a stator core base and a plurality of teeth radially formed on the outer peripheral surface of the stator core base at equal intervals, and each of the teeth has ears formed at both sides of an end thereof. | 06-05-2014 |
20140152137 | MOTOR WITH VARIABLE MAGNET FLUX - Disclosed therein is a motor with a variable magnetic flux, which includes a rotor and a stator located inside the rotor. The rotor includes a rotor housing, a rotor core attached to the inner circumference of the rotor housing, and magnets attached to the inner surface of the rotor core. The stator includes a stator core base and a plurality of teeth radially formed on the outer peripheral surface of the stator core base at equal intervals, and each of the teeth has ears formed at both sides of an end thereof. The magnets are divided into first magnets and second magnets, the second magnets are low in coercive force than the first magnets, and a plurality of the first magnets are located at both sides of the second magnets. | 06-05-2014 |
20150069876 | VARIABLE MAGNETIC FLUX MOTOR - Disclosed therein is variable magnetic flux motor, which includes a rotor and a stator located inside the rotor. The rotor includes a rotor housing, a plurality of unit rotor cores and magnets which are attached to the inner wall face of the rotor housing, and the unit rotor cores and the magnets are arranged in turn. The stator includes a stator core base, and a plurality of teeth radially formed on the outer peripheral surface of the stator core base at equal intervals, and each of the teeth has ears formed at both sides of an end thereof. | 03-12-2015 |
Hyeon Cho, Gwangju KR
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20130111685 | NONWOVEN FABRIC FOR CLEANING AND A PRODUCTION METHOD FOR THE SAME - The present invention relates to a nonwoven fabric for cleaning and to a production method for the same. Provided is a nonwoven fabric for cleaning and a production method therefor, comprising: a raw-material supply step in which between 80 and 90 parts by weight of cotton fibre and between 10 and 20 parts by weight of synthetic fibre are introduced; a step in which the introduced raw materials are mixed by using a blowing and scutching machine; a step in which a web is produced in the form of a sheet by using a carding machine to process the mixed raw materials; a step in which a fibrous web is produced by layering a plurality of the webs and then spraying a water jet so as to join the plurality of webs to each other; and a heat-treatment step in which the fibrous web is subjected to hot drying, and the synthetic fibre is softened and the bond with the cotton fibre is strengthened. Also provided is a production method for the nonwoven fabric. According to the present invention, a nonwoven fabric for cleaning can be provided which maintains the water absorbency and the oil absorbency while markedly increasing the tensile strength of the cotton fibre. | 05-09-2013 |
Hyun Chang Cho, Gwangju KR
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20140013784 | BLDC MOTOR DRIVING APPARATUS AND REFRIGERATOR USING THE SAME - A motor driving apparatus and a refrigerator using the same is provided. The refrigerator may include a compressor, a motor, a driving unit, temperature sensing units sensing the temperatures of storage chambers and an external temperature, and a control unit selecting a driving mode of the driving unit based on the sensing result of the temperature sensing units and controlling the driving unit to drive the motor according to the selected driving mode. In a general operation mode, the control unit controls the driving unit to drive the motor in a 120 degree conduction method, and in a power-saving operation mode, the control unit controls the driving unit to drive the motor in a 90 degree conduction method. The refrigerator increases a pulse width of driving current by converting the conduction method of the motor to drive the motor at a low speed during power-saving operation of the refrigerator. | 01-16-2014 |
Hyun Woong Cho, Gwangju KR
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20120170853 | APPARATUS AND METHOD FOR PROCESSING IMAGE - Provided are an apparatus and method for processing an image. The apparatus includes a detector configured to form one group with pieces of pixel information on an edge of a received image, detect line segments, and generate a plurality of curves using the detected line segments, an optimizer configured to apply a weight to a cost function based on the plurality of generated curves according to distance from the center of the image, define a curve having a shorter length than a threshold value as an outlier and a curve having a greater length than the threshold value as an inlier, remove the outlier, and estimate a distortion level parameter, and a corrector configured to correct a position of a pixel with a correction value using the distortion level parameter. Accordingly, it is possible to correct lens distortion of even an image that has not been directly photographed, and to correct images generated by devices equipped with any lens rather than a specific camera or photographing apparatus. | 07-05-2012 |
20120170865 | APPARATUS AND METHOD FOR CORRECTING DISTORTION OF IMAGE - Provided are an apparatus and method for correcting distortion of an image. The method includes finding center point vectors including lens distortion center information about an image and dividing the image into at least two blocks on the basis of the center point vectors, and determining representative directions of the at least two divided blocks and removing outlier vectors not indicating the representative directions from the blocks to estimate a lens distortion center. Accordingly, accurate image correction is enabled by estimating distortion centers of images generated by devices equipped with any lens. Also, image content improving lens distortion correction performance is differentiated from image content degrading the same by picking out image content improving lens distortion center estimation performance, so that a superior image correction effect to other image correction techniques can be obtained. | 07-05-2012 |
Jae Seung Cho, Gwangju KR
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20140087017 | INJECTION MOLD APPARATUS WITH COOLING AND HEATING PASSAGE - The present invention is on injection mold with cooling and heating passage which can form cooling and heating passage close to forming space in the inside of mold body and easily design cooling and heating passage in forming space with complicated trajectory. Injection mold with cooling and heating passage consists of lower mold and upper mold forming blowed forming space by combining said lower mold on the top of said lower mold, provided that said lower mold or said upper mold consists of mold body in which forming space is created on one side so that melted resin is injected and formed; connecting groove depressed towards said forming space from the opposite side of the side with said forming space created; and sealing kit which is inserted into said connecting groove in separation from the end of forming space of said connecting groove and creates cooling and heating passage | 03-27-2014 |
20150283979 | Car Cleaner - The present invention relates to a car cleaner, and more particularly, to a car cleaner which is capable of sucking dust with a strong suction force and discharging high pressure air with a strong blowing force. The car cleaner according to the present invention includes a collecting part having a collecting space coupled with a main body of the cleaner to collect dust or foreign substances; a suction/discharge pipe of which one side is coupled with the collecting part to be in communication therewith, and which has a suction and spray nozzle configured to transfer the dust or the foreign substances in the car to the collecting part; a vacuum suction unit having a sucking part connected with the collecting part to provide a suction force to the collecting part and a discharging part configured to discharge sucked air; an external air suction switching unit installed between the collecting part and the sucking part of the vacuum suction unit so that air in the collecting part or external air is selectively sucked into the sucking part; and a suction/discharge switching unit provided so that air discharged through the discharging part is discharged through the suction/discharge pipe. The car cleaner in accordance with the present invention can suck the dust or the foreign substances in the car and also can blow away the dust accumulated at the corner or in the gap, thereby effectively removing the dust. | 10-08-2015 |
Jeong Hee Cho, Gwangju KR
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20150059118 | VACUUM CLEANER - A vacuum cleaner that includes a first cleaner module and a second cleaner module that is removably coupled to the first cleaner module. The first cleaner module includes a first body and a first dust collection unit, and the second cleaner module includes a second body and a second dust collection unit. Thus, when done in an upright mode, cleaning can be done with a sufficiently great suction force. When done in a handy mode after the second cleaner module is separated, cleaning can be easily done using the second cleaner module. | 03-05-2015 |
20150059122 | VACUUM CLEANER - A vacuum cleaner that includes an upright main body, an upright fan motor generating a suction force, and a wheel assembly that is mounted on the upright main body and guides movement and rotation of the upright main body. The upright main body includes a first housing that is installed on the wheel assembly so as to be rotatable in a leftward/rightward direction, and a second housing that is installed in the first housing so as to be rotatable in a forward/backward direction. The vacuum cleaner can be moved and rotated by freely moving an extension frame extending upward from the second housing in forward, backward, leftward, and rightward directions. | 03-05-2015 |
Jeong Yong Cho, Gwangju KR
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20150297664 | COMPOSITION FOR PREVENTING ALZHEIMER'S DISEASE, CONTAINING PURPLE BAMBOO SALT, AND METHOD FOR PREPARING PURPLE BAMBOO SALT - Provided is a functional composition for preventing an Alzheimer's disease, in which the composition includes heat-treated salt that is heat-treated at 800° C. to 1200° C. as an effective component and other pharmaceutically or sitologically acceptable components. The composition can prevent an Alzheimer's disease by effectively blocking the cause path of an Alzheimer's disease in a human body. | 10-22-2015 |
20150320792 | REMEDY FOR GASTRITIS AND GASTRIC ULCER - Provided is a gastritis and gastric ulcer-treating agent, which is prepared and developed by processing solar salt and bamboo tree into heat-treated purple salt, in which the heat-treated salt, which is prepared by firstly heat-treating mineral rich solar salt and bamboo tree at a high temperature, that is, 1,100° C. or more; and two or more time repeating the heat-treating of the first heat-treated salt and bamboo tree under the above-described conditions, includes a large amount of hydrogen sulfide-producing material and has a purple color, and when the heat-treated salt is used along with aspirin, the heat-treated salt has an excellent effect on preventing stomach damage, thereby significantly reducing bleeding, ulcer, and the damage of mucous membrane, induced by aspirin. | 11-12-2015 |
20160067294 | COMPOSITION COMPRISING SUAEDA JAPONICA FOR PREVENTING OR ALLEVIATING DIABETES - The present invention relates to a food composition comprising | 03-10-2016 |
Joo Young Cho, Gwangju KR
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20100019223 | NITRIDE SEMICONDUCTOR LIGHT EMITTING DEVICE - There is provided a nitride semiconductor light emitting device including an active layer of a multi quantum well structure, the nitride semiconductor light emitting device including: a substrate; and a buffer layer, an n-type nitride semiconductor layer, an active layer and a p-type nitride semiconductor layer sequentially stacked on the substrate, wherein the active layer is formed of a multi quantum well structure where a plurality of barrier layers and a plurality of well layers are arranged alternately with each other, and at least one of the plurality of barrier layers includes a first barrier layer including a p-doped barrier layer doped with a p-dopant and an undoped barrier layer. | 01-28-2010 |
20100019258 | SEMICONDUCTOR LIGHT EMITTING DEVICE - There is provided a semiconductor light emitting device that can easily dissipate heat, improve current spreading efficiency, and reduce defects by blocking dislocations occurring when a semiconductor layer is grown to thereby increase reliability. A semiconductor light emitting device including a substrate, a light emitting structure having an n-type semiconductor layer, an active layer, and a p-type semiconductor layer sequentially laminated, and an n-type electrode and a p-type electrode formed on the n-type semiconductor layer and the p-type semiconductor layer, respectively, according to an aspect of the invention may include: a metal layer formed in the n-type semiconductor layer and contacting the n-type electrode. | 01-28-2010 |
Jun Cho, Gwangju KR
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20150259595 | GARNET-BASED PHOSPHOR DOPED WITH THORIUM AND LIGHT EMITTING DEVICE USING THE SAME - Provided is a garnet-based phosphor doped with thorium and a light emitting device using the same. In particular, a garnet-based phosphor having superior light characteristics and heat stability by using thorium as an activator, when compared to a conventional garnet phosphor using cerium as an activator, and a light emitting device using the same as a light source are provided. | 09-17-2015 |
Ki Hyun Cho, Gwangju KR
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20100213478 | SEMICONDUCTOR LIGHT-EMITTING DEVICE - A semiconductor light-emitting device is provided. The semiconductor light-emitting device comprises a plurality of compound semiconductor layers, an electrode layer, and a conductive support member. The compound semiconductor layers comprise a first conductivity type semiconductor layer, an active layer and a second conductivity type semiconductor layer. The electrode layer is disposed under the compound semiconductor layers. The conductive support member is disposed under the electrode layer. Herein, the conductive support member has a thermal expansion coefficient difference within about 50% with respect to the compound semiconductor layer. | 08-26-2010 |
Kyoung Oh Cho, Gwangju KR
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20140179780 | PHARMACEUTICAL COMPOSITION CONTAINING OLEANOLIC ACID ACETATE AS AN ACTIVE INGREDIENT FOR PREVENTING OR TREATING TLR- OR IL-6-MEDIATED DISEASES - The present invention relates to a pharmaceutical composition including oleanolic acid acetate or a pharmaceutically acceptable salt thereof as an active ingredient for preventing or treating TLR- and IL-6-mediated diseases, and a pharmaceutical composition including an adzuki bean extract containing the compound or the salt thereof, or a fraction thereof as an active ingredient for preventing or treating TLR- and IL-6-mediated diseases. The adzuki bean extract or the compound of the present invention is derived from a natural resource that has been used as a natural medicine for a long time, and it is widely used for the development of prophylactic or therapeutic agents for TLR- and IL-6-mediated diseases, for example, atopic dermatitis or arthritis. | 06-26-2014 |
Kyu-Jeong Cho, Gwangju KR
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20080213299 | Silver-Ionized Plant Extraction Liquid and Use Thereof - The present invention relates to a silver-ionized plant extraction liquid and the use thereof. Particularly, there are provided herein a silver-ionized liquid extraction liquid prepared by ionizing silver in a plant extraction liquid used as an electrolyte and an antimicrobial composition comprising the same. | 09-04-2008 |
20100196414 | Silver Ionized Plant Extraction Liquid and Use Thereof - The present invention relates to silver-ionized plant extraction liquid and the use thereof. Particularly, there are provided herein a silver-ionized liquid extraction liquid prepared by ionizing silver in a plant extraction liquid used as an electrolyte and an antimicrobial composition comprising the same. | 08-05-2010 |
Kyung A. Cho, Gwangju KR
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20160083437 | COMPOSITION COMPRISING RECOMBINANT FUSION PROTEIN OF PATHOGENIC ANTIGEN PROTEIN AND FLAGELLIN OF VIBRIO VULNIFICUS FOR PREVENTING, ALLEVIATING, OR TREATING AGING - The present invention relates to a composition for preventing, improving, or treating aging, wherein the composition comprises a recombinant protein of flagellin, which is the constituent of | 03-24-2016 |
Kyu-Su Cho, Gwangju KR
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20090071185 | Refrigerator having component and storage compartments - A refrigerator having a main body cabinet, the main body cabinet including a first storage compartment, a second storage compartment adjacent to the first storage compartment, and an accommodating part disposed in a lower part of the first and second storage compartments, the accommodating part including a component compartment which disposed at at least a part of the lower part of the first storage compartment and having a compressor to compress a refrigerant installed therein, and a free accommodating space to accommodate a thing for storage. | 03-19-2009 |
20110273070 | Door handle and refrigerator having the same - A refrigerator includes a refrigerator body, a door to open and close the front of the refrigerator body, and a door handle provided at one side of the door. The door handle includes a handle unit having a grip part to allow a user to grip the door handle, an actuating rod fixed inside the handle unit such that the actuating rod is moved along with the handle unit, a guide unit to guide movement of the actuating rod, a pusher configured to be advanced and retreated through movement relative to the actuating rod to push the refrigerator body, and a gear unit disposed between the actuating rod and the pusher such that the gear unit is engaged with the actuating rod and the pusher. | 11-10-2011 |
Myung-Sub Cho, Gwangju KR
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20140117856 | CONTROL APPARATUS AND METHOD FOR AUTOMATICALLY TURNING STREET LAMPS ON OR OFF - The present invention relates to a control apparatus and method for automatically turning a street lamp on or off The apparatus includes: a light measuring unit for measuring the external illumination around a street lamp in real time; a light collecting unit for recording the external illumination over a predetermined period to perform periodic updates; a reference illumination calculating unit for analyzing the external illumination to calculate a turn-on brightness level and a turn-off brightness level which are respectively references for output controls for turning the street lamp on and off; and an output controller for comparing the turn-on brightness level, the turn-off brightness level, and the external illumination to control the output power supply voltage for the street lamp. | 05-01-2014 |
Seung Bum Cho, Gwangju KR
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20090213370 | APPARATUS AND METHOD FOR OBTAINING IMAGES USING COHERENT ANTI-STOKES RAMAN SCATTERING - Disclosed is an apparatus and method for obtaining images using coherent anti-stokes Raman scattering. The apparatus for obtaining images using coherent anti-stokes Raman scattering according to the present invention comprises: a pump light source and a stokes light source that irradiate pump light and stokes light on a sample to generate anti-stokes light having anti-stokes frequency; a reference light source that generates reference light; and an image obtaining unit that obtains the images of the sample using a change in phase of the reference light due to a change in the refractive index of the sample in the vicinity of the anti-stokes frequency. Thereby, the present invention can provide the apparatus for obtaining images using coherent anti-stokes Raman scattering that is not affected by a non-resonant background signal phenomenon, strong resistance against noise even in a weak signal, and has excellent sensitivity and resolution. | 08-27-2009 |
Sung Ho Cho, Gwangju KR
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20110208369 | Demand response method, computer-readable medium and system - A demand response (DR) system, computer-readable medium and method are disclosed. The DR system controls a high-power-consumption load to be pre-operated or post-operated in a low-power-rate interval instead of a high-power-rate interval, and reduces an amount of power consumption required for a high-power-rate interval, resulting in reduction of power rates. In addition, limitation to household appliance operation is minimized, to greatly reduce inconvenience of a user. | 08-25-2011 |
20120041577 | REFRIGERATOR AND CONTROL METHOD THEREOF - A refrigerator to control food storage conditions and a control method thereof include controlling temperature in the refrigerator. The control method includes determining whether time data to be used to confirm a season is stored in a storage unit, requesting a user to input time data upon determining that the time data is not stored in the storage unit, and determining whether the stored time data is to be changed upon determining that the time data is stored in the storage unit. Temperature in the refrigerator is controlled based on properties of food for each season to improve storage efficiency of food. | 02-16-2012 |
20130086928 | REFRIGERATOR AND CONTROL METHOD THEREOF - A refrigerator includes a low-temperature storage compartment damper to control supply of cool air to a low-temperature storage compartment, a high-temperature storage compartment damper to control supply of hot air to a high-temperature storage compartment, and a controller to control the low-temperature storage compartment damper to be opened and the high-temperature storage compartment damper to be closed while controlling a compressor and blowing fan to be driven so that the temperature of the low-temperature storage compartment reaches a low set temperature, to control the driving of the compressor and blowing fan to be stopped and the low-temperature storage compartment damper to be closed when the temperature of the low-temperature storage compartment reaches the low set temperature, and to control a defrosting heater and the blowing fan to be driven and the high-temperature storage compartment damper to be opened when the supply of cool air is stopped. | 04-11-2013 |
20140013779 | REFRIGERATOR AND CONTROL METHOD FOR THE SAME - A refrigerator includes a plurality of storage compartments, a plurality of cooling units to cool the plurality of storage compartments, a temperature sensing unit to sense temperatures of the plurality of storage compartments, a drive unit to drive the plurality of cooling units, and a controller to control the drive unit to drive the cooling unit that satisfies a predetermined driving condition. If at least one cooling unit among the plurality of cooling units is being driven, the controller delays driving the other cooling unit even if the other cooling unit satisfies the driving condition. The refrigerator minimizes simultaneous driving a plurality of compressors, which may prevent generation of noise and vibration, as well as excessive power consumption, due to driving the plurality of compressors. | 01-16-2014 |
20140053581 | COOLING APPARATUS AND CONTROL METHOD THEREOF - A cooling apparatus includes a storage compartment, an evaporator to cool air in the storage compartment by evaporating a refrigerant, a compressor to compress the refrigerant evaporated by the evaporator, an air blower to supply the air cooled by the evaporator to the storage compartment and to remove frost formed on the evaporator, a storage temperature sensor to sense a temperature of the storage compartment, a driving unit to drive the compressor and the air blower, and a controller to perform a defrosting operation of operating the air blower to remove frost formed on the evaporator when a cooling operation of cooling the storage compartment is terminated and to perform the cooling operation, wherein the controller defers, when the defrosting operation is being performed, operation of the compressor, even if the temperature of the storage compartment is greater than or equal to the storage upper limit temperature. | 02-27-2014 |
20140238502 | REFRIGERATOR AND METHOD OF CONTROLLING THE SAME - A refrigerator includes a carbonated water tank in which carbonated water is stored; a water level sensor sensing a water level of carbonated water stored in the carbonated water tank; a water tank supplying filtered water to the carbonated water tank; a carbon dioxide cylinder supplying carbon dioxide to the carbonated water tank; and a controller, if the water level of carbonated water sensed by the water level sensor is less than or equal to a predetermined minimum water level, supplying the filtered water to the carbonated water tank, and if supply of the filtered water is completed, supplying the carbon dioxide to the carbonated water tank so as to produce the carbonated water. If the carbonated water is discharged, the controller controls the water level sensor to sense the water lever of the carbonated water stored in the carbonated water tank. | 08-28-2014 |
20140242218 | REFRIGERATOR AND METHOD OF CONTROLLING THE SAME - A refrigerator may include a carbonated water tank in which carbonated water is stored; a water tank supplying filtered water to the carbonated water tank; a carbon dioxide cylinder supplying carbon dioxide to the carbonated water tank; a dispenser discharging the carbonated water or the filtered water; and a controller, if the filtered water is supplied to the carbonated water tank and supply of the filtered water is completed, supplying the carbon dioxide to the carbonated water tank so as to produce the carbonated water, wherein the controller stops producing the carbonated water if a discharge instruction of the filtered water is input from a user or if a door of the refrigerator is opened while the carbonated water is produced. Filtered water and carbonated water can be selectively taken, and when a user wants to use filtered water or opens a door of a refrigerator while carbonated water is produced, the refrigerator that stops production of carbonated water is provided so that the user can be prevented from misunderstanding that the refrigerator is broken. | 08-28-2014 |
20140242219 | REFRIGERATOR AND METHOD OF CONTROLLING THE SAME - Provided is a refrigerator including: a carbonated water tank in which carbonated water is stored; a water tank supplying filtered water to the carbonated water tank; a carbon dioxide cylinder supplying carbon dioxide to the carbonated water tank; and a controller, if the water level of carbonated water sensed by a water level sensor is less than or equal to a predetermined minimum water level, supplying the filtered water to the carbonated water tank, and if supply of the filtered water is completed, supplying the carbon dioxide to the carbonated water tank so as to produce the carbonated water. If it is expected that the storage amount of the carbonated water is reduced or the user won't use the carbonated water for a while, carbonated water is automatically produced so that the user is not required to wait while the carbonate water is produced. | 08-28-2014 |
20150053271 | REFRIGERATOR AND METHOD OF CONTROLLING THE SAME - A refrigerator includes a carbonated water tank in which carbonated water is stored; a water level sensor sensing a water level of carbonated water stored in the carbonated water tank; a water tank supplying filtered water to the carbonated water tank; a carbon dioxide cylinder supplying carbon dioxide to the carbonated water tank; and a controller, if the water level of carbonated water sensed by the water level sensor is less than or equal to a predetermined minimum water level, supplying the filtered water to the carbonated water tank, and if supply of the filtered water is completed, supplying the carbon dioxide to the carbonated water tank so as to produce the carbonated water. If the carbonated water is discharged, the controller controls the water level sensor to sense the water lever of the carbonated water stored in the carbonated water tank. | 02-26-2015 |
20150224455 | REFRIGERATOR AND CONTROLLING METHOD THEREOF - A refrigerator and a control method thereof are provided. The refrigerator includes a carbonated water producing apparatus configured to produce carbonated water by supplying water and carbon dioxide gas to a carbonated water tank, a user interface configured to display information of carbonated water concentration, and a control unit configured to control the carbonated water producing apparatus to produce the carbonated water according to the information of carbonated water concentration, wherein the user interface displays a set concentration of the carbonated water and a present concentration of the carbonated water. | 08-13-2015 |
Sung-Jun Cho, Gwangju KR
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20150275545 | DOOR HANDLE AND REFRIGERATOR HAVING THE SAME - Provided are a door handle and a refrigerator having the same. The number of post-processes of a gripping portion is reduced, and a cross-section of the gripping portion is simplified so that the weight of the gripping portion is reduced and manufacturing cost of a door is reduced. The door handle includes a gripping portion in which a hollow cavity is formed. The door handle also includes supporting portions disposed at a front side of a door. The door handle further includes a connection cap that is mounted on the supporting portion and has an outside surface formed to correspond to an inside surface of the gripping portion. The connection cap is inserted into the hollow cavity formed in the gripping portion. | 10-01-2015 |
Sung June Cho, Gwangju KR
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20120184428 | CATALYST CARRIER FOR A SPACECRAFT THRUSTER AND METHOD FOR PREPARING SAME - The present invention relates to a carrier for supporting a catalyst for a spacecraft thruster and to a method for preparing the same, and more particularly, to a catalyst carrier for a spacecraft thruster and method for preparing the same, in which the diameter and distribution of pores of the carrier are controlled using a pore inducing material to lengthen the life of the catalyst. | 07-19-2012 |
Sung Yong Cho, Gwangju KR
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20080264485 | DYE-SENSITIZED SOLAR CELL CONTAINING FLUORESCENT MATERIAL AND METHOD OF MANUFACTURING THE SAME - Provided are a dye-sensitized solar cell and a method of manufacturing the same. The dye-sensitized solar cell includes an opposing electrode and a photoelectrode. The opposing electrode includes a light-transmitting layer formed of a transparent glass substrate and an FTO (fluorine-doped tin oxide) thin film deposited on the transparent glass substrate, and a catalyst layer formed by depositing platinum on the FTO thin film. The photoelectrode includes a glass substrate and an FTO thin film deposited on the glass substrate. The photoelectrode is coated with a mixture of a fluorescent material and a transition metal oxide that includes titanium dioxide (TiO | 10-30-2008 |
Sun Ny Cho, Gwangju KR
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20090326144 | METHOD FOR PREPARING FRAGRANT POWDER COMPOSITION FOR TIRE - Disclosed are a method for preparing a fragrant powder composition for a tire, a rubber composition for a tire, which includes the prepared fragrant powder composition for a tire, a rubber containing the prepared fragrant powder composition for a tire, and a tire including the rubber which contains the prepared fragrant powder composition for a tire. | 12-31-2009 |
Woo Sung Cho, Gwangju KR
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20150076934 | FAN MOTOR - Disclosed herein is a fan motor including: a first bracket having a central portion through which a rotary shaft penetrates, the first bracket having an upper bearing insertion space which is formed in the first bracket and to which an upper bearing for supporting the upper end portion of the rotary shaft is inserted; a second bracket having an upper side to which the first bracket is connected, the second bracket having a lower bearing insertion space which is formed at the central portion of the lower side thereof and to which a lower bearing for supporting the lower end portion of the rotary shaft is inserted; a printed circuit board inserted and fixed into a PCB insertion space formed in the lower side of the second bracket; and a third bracket having an upper side to which the second bracket is connected. | 03-19-2015 |
20150270757 | FAN MOTOR - The present invention relates to a fan motor having a stator core, a rotor and a rotary shaft rotatably coupled to the rotor, the fan motor including: a PCB cover having a bottom portion, an outside wall portion and an inside wall portion; and a PCB coupled to the internal space defined by the bottom portion, the outside wall portion and the inside wall portion of the PCB cover, wherein the stator core has an outer peripheral portion, teeth portions formed radially along the outer peripheral portion and at least one or more protrusion portions formed on the outer peripheral portion, and the PCB cover is thus coupled to the protrusion portions of the stator core. | 09-24-2015 |
Young Ryeol Cho, Gwangju KR
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20120122350 | BOARD-TO-BOARD-TYPE CONNECTOR - Disclosed is a board-to-board-type connector including: a female connector holder having an upper surface with an engagement opening with which a plurality of female terminals are engaged in symmetrical rows; and a male connector holder having an upper rim from which an engagement protrusion protrudes such that a plurality of male terminals are arranged in symmetrical rows and engaged with the engagement protrusion to form electrical contact with the female terminals, the male connector holding being fitted to the engagement opening of the female connector holder, wherein the female terminal includes a U-shaped receiving portion accommodated in the engagement opening and first stopper protrusions protruding toward an inside of the engagement opening from intermediate portions of both side surfaces of the receiving portion, the male terminal includes a U-shaped insertion portion formed along an outer peripheral surface of the engagement protrusion and second stopper protrusions symmetrically protruding toward an outside direction of the engagement protrusion from intermediate portions of both side surfaces of the insertion portion, and the female terminal is attached/detached to/from the male terminal by elastic deformation of the first stopper protrusions and the second stopper protrusions. Consequently, the board-to-board-type connector of the present invention is configured such that the female terminals are symmetrically deformed in the left and right directions when the female terminals are attached/detached to/from the male terminals. Thus, stresses being applied to the female terminals during attachment/detachment are distributed in the left and right directions, and therefore the engagement between the female terminals and the male terminals is stably maintained even when the connector is used over a long period of time. | 05-17-2012 |