Won Jin
Won Jin Baek, Suwon KR
Patent application number | Description | Published |
---|---|---|
20130230318 | COMMUNICATIONS INTERFACE APPARATUS AND METHOD OF OPERATING THE SAME - There are provided a communications interface apparatus and a method of operating the same. The communications interface apparatus includes: a transmission line including a conductor line and a plastic optical fiber for optical communications; a signal transmitting unit transmitting a first data signal through the plastic optical fiber and transmitting a second data signal through the conductor line; and a signal receiving unit receiving the first data signal and the second data signal, wherein the signal transmitting unit differentiates a signal as the first data signal or the second data signal based on at least one of a level and a frequency of the signal to be transmitted. | 09-05-2013 |
Won Jin Baek, Anyang KR
Patent application number | Description | Published |
---|---|---|
20110080353 | Electrode pattern for touch screen, driver for touch screen, and touch screen - Disclosed is a touch screen to accurately receive a user selection by applying differential signals to the electrode patterns of a touch screen, each having a different capacitance. | 04-07-2011 |
Won Jin Ban, Suwon-Si KR
Patent application number | Description | Published |
---|---|---|
20160068960 | METHOD FOR GENERATING PLASMA UNIFORMLY ON DIELECTRIC MATERIAL - The present invention relates to a method for checking a discharge inception voltage of a dielectric material, a method for forming a displacement field on the dielectric materials comprising applying a voltage the same as or higher than the discharge inception voltage generated by an external field obtained from the above to the dielectric material to which electrodes are connected, a method for forming plasma on the surfaces of the dielectric material comprising injecting reaction gases and applying a voltage the same as or higher than the discharge inception voltage obtained above to the dielectric material to which electrodes are connected, a method for forming a displacement field on the entire surface of the dielectric material comprising applying a voltage the same as or higher than the discharge inception voltage obtained above to the dielectric material to which electrodes are connected, and a dielectric material which is modified, in which the surfaces thereof are treated with plasma by the methods described above. | 03-10-2016 |
Won Jin Cho, Suwon-Si KR
Patent application number | Description | Published |
---|---|---|
20150145586 | GATE DRIVING DEVICE AND INVERTER HAVING THE SAME - A gate driving device may include an inverter arm including a high-side switch and a low-side switch, a gate driving unit including a first gate driver that receives an instruction signal to command switching controlling of the inverter arm to output a switching control signal for the high-side switch and the low-side switch, and a second gate driver that receives the switching control signal for the high-side switch to be output to the high-side switch, and a balancing unit maintaining balance in voltage between the first gate driver and the second gate driver, according to the switching of the inverter arm based on the switching control signal for the high-side switch. | 05-28-2015 |
20150146468 | GATE DRIVING DEVICE AND INVERTER HAVING THE SAME - A gate driving device may include a plurality of inverter arms, respective inverter arms including a high-side switch and a low-side switch, a gate driving unit including a multi-channel gate driver that outputs control signals to control switching of the plurality of inverter arms, and a plurality of gate drivers, respective gate drivers receiving one of the control signals to output it to a corresponding high-side switch, and a balancing unit maintaining balance of voltage between the multi-channel gate driver and the plurality of gate drivers. | 05-28-2015 |
Won Jin Cho, Suwon-Gyunggi-Do KR
Patent application number | Description | Published |
---|---|---|
20130285621 | POWER SUPPLYING APPARATUS AND POWER CHARGING APPARATUS - There are provided a power supplying apparatus controlling voltage of a power factor correcting circuit according to a power state and a power charging apparatus controlling voltage of a power factor correcting circuit according to a charging state of a battery. The power supplying apparatus includes: a power factor correcting circuit switching input power to correct a power factor thereof and adjusting a voltage level of the power of which the power factor has been corrected according to a state of power transferred to a load; and a resonant DC to DC converting circuit having a resonance frequency varied according to a voltage level of DC power from the power factor correcting circuit and converting the DC power from the power factor correcting circuit into supply power having a preset level according to the resonance frequency. | 10-31-2013 |
Won Jin Cho, Suwon KR
Patent application number | Description | Published |
---|---|---|
20140159676 | POWER SUPPLYING APPARATUS AND POWER CHARGING APPARATUS - There are provided a power supplying apparatus controlling voltage of a power factor correcting circuit according to a power state and a power charging apparatus controlling voltage of a power factor correcting circuit according to a charging state of a battery. The power supplying apparatus includes: a power factor correcting circuit switching input power to correct a power factor thereof and adjusting a voltage level of the power of which the power factor has been corrected according to a state of power transferred to a load; and a resonant DC to DC converting circuit having a resonance frequency varied according to a voltage level of DC power from the power factor correcting circuit and converting the DC power from the power factor correcting circuit into supply power having a preset level according to the resonance frequency. | 06-12-2014 |
20140286066 | GATE DRIVING DEVICE AND INVERTER HAVING THE SAME - There is provided a gate driving device, including: an inverter arm including a high-side switch and a low-side switch; a gate driving unit receiving an instruction signal to provide switching control to the inverter arm, outputting a control signal to control switching of the inverter arm, and including a plurality of gate drivers; and a balancing unit causing voltage applied to the plurality of gate drivers to be divided to be supplied to respective gate drivers among the plurality of gate drivers, according to the switching of the inverter arm based on the control signal. | 09-25-2014 |
Won Jin Cung, Daejeon KR
Patent application number | Description | Published |
---|---|---|
20110318692 | PHOTOACTIVE COMPOUND AND PHOTOSENSITIVE RESIN COMPOSITION CONTAINING THE SAME - The present invention relates to a photoactive compound of a novel structure represented by Chemical Formula 1 below | 12-29-2011 |
Won Jin Im, Seoul KR
Patent application number | Description | Published |
---|---|---|
20140181308 | SINK DEVICE, SOURCE DEVICE AND METHOD FOR CONTROLLING THE SINK DEVICE - A sink device, a source device, a Wireless Local Area Network (WLAN) system, and a method for controlling the sink device are described. A sink device includes: an event setting unit that sets a control event configured to control media data supplied from a remote source device with which the sink device communicates through a WLAN; a packet control unit that forms a control packet configured to transmit the control event to the source device; a communication unit that transmits the control packet to the source device and receives, from the source device, media that reflects the control event; and a media output unit that outputs the media data that reflects the control event. | 06-26-2014 |
Won Jin Jeong, Hwaseong-Si KR
Patent application number | Description | Published |
---|---|---|
20150101437 | SHIFT LEVER ASSEMBLY FOR AUTOMATIC TRANSMISSION VEHICLE - A shift lever assembly for an automatic transmission vehicle may include a shift lever installed rotatably front/rearward and left/rightward with respect to a shift lever housing through a ball joint, a cable bracket disposed on a front of the shift lever and connected to the shift lever housing to be moved front/rearward with respect to the shift lever housing, and a cable connection protrusion is provided on a tip end of the cable bracket to connect with a shift cable, and an engaging lever disposed on the front of the shift lever for connecting the shift lever and the cable bracket. The shift lever assembly can have a reduced size and prevent formation the shaking angle of the shift cable, and accordingly, improve the power transmission efficiency and a transmission efficiency of the shift cable. | 04-16-2015 |
20150107390 | SHIFT LEVER ASSEMBLY FOR AUTOMATIC TRANSMISSION VEHICLE AND ASSEMBLING METHOD THEREOF - A shift lever assembly and assembling method for an automatic transmission vehicle may include a shift lever housing including divided components to be assembled, a shift lever, when assembled, one end of which is disposed in the divided components and connected pivotably to one or more of the divided components and the other end of which is arranged to protrude outside through a range hole formed in one of the divided components, and a plurality of elastic pins that are fitted cooperatively into the divided components when assembled to connect integrally the divided components. | 04-23-2015 |
20150107391 | SHIFT MANIPULATION STATE RECOGNIZING METHOD FOR SHIFT MANIPULATION APPARATUS - A stable operation performance of a shift operation apparatus is ensured by allowing the shift lever to be stably recognized using a specific shift stage even in the case where the shift lever has stopped ambiguously between the two neighboring shift stages, and to exactly recognize by judging more exactly which one of the other shift stages, such as + stage and N stage, has been selected even in the case where sensor errors of a sensor for sensing whether the M stage or a manual mode has been selected occur. | 04-23-2015 |
20150323062 | GEAR-SHIFT LEVER MODULE - A gear-shift lever module with various sensors integrated on one circuit board may include a module housing, the integrated circuit board disposed in the module housing, a position sensor, a manual mode switch and a connector. The position sensor senses a shift position of a gear-shift lever and is disposed on the integrated circuit board at a position corresponding to a hinge portion at a lower end of the gear-shift lever. The manual mode switch is disposed on the integrated circuit board at a position corresponding to a manual mode of the gear-shift lever and senses the manual mode by being pressed by the gear-shift lever when the gear-shift lever is positioned for the manual mode. The connector is electrically connected with the position sensor and the manual mode switch. | 11-12-2015 |
Won Jin Jo, Seoul KR
Patent application number | Description | Published |
---|---|---|
20150191868 | SUPER-HYDROPHOBIC FIBER HAVING NEEDLE-SHAPED NANO STRUCTURE ON ITS SURFACE, METHOD FOR FABRICATING THE SAME AND FIBER PRODUCT COMPRISING THE SAME - A super-hydrophobic fiber of the present disclosure includes: a nano-needle fiber having a surface including needle-shaped nano structures; and a coating layer disposed on the surface including the nano structures, and containing a hydrophobic material. The fiber has no aging effect, and thus, is excellent in durability, and has such a large contact angle and such as small sliding angle that the fiber may not be wet with water. A method for fabricating the super-hydrophobic fiber includes: a preparation step of preparing a pre-treating fiber; an etching step of etching a surface and an inner portion of the pre-treating fiber to fabricate a nano-needle fiber having a surface on which needle-shaped nano structures are formed; and a coating step of forming a coating layer containing a hydrophobic material, and enables mass production and is performed by simple processes. | 07-09-2015 |
Won Jin Kim, Seoul KR
Patent application number | Description | Published |
---|---|---|
20150198303 | CERAMIC PHOSPHOR PLATE AND LIGHTING DEVICE INCLUDING THE SAME - Provided is a ceramic phosphor plate including a first phosphor layer containing a short-wave phosphor in a transparent ceramic matrix and a second phosphor layer containing a long-wave phosphor, thereby enabling the reduction of a production cost by reducing an amount used of the high-priced long-wave phosphor (red phosphor). | 07-16-2015 |
20150210919 | GLASS COMPOSITION FOR PHOTO-CONVERSION MEMBER AND CERAMIC PHOTO-CONVERSION MEMBER USING THE SAME - Provided are a ternary glass composition containing SiO | 07-30-2015 |
20150233546 | LIGHT CONVERSION SUBSTRATE AND LIGHT EMITTING PACKAGE AND AUTOMOBILE LAMP INCLUDING THE SAME - Provided are a light conversion substrate intended for converting an excited beam into a conversion beam, and a light emitting package including the light conversion substrate, the light conversion substrate being implemented in a structure in which side parts of the light conversion substrate for converting a beam emitted from a light emitting element are formed to have different tapers so that uniform color distribution can be implemented all over the entire surface of the light conversion substrate upon packaging the light conversion substrate with the light emitting element. | 08-20-2015 |
Won Jin Kim, Hwaseong-Si KR
Patent application number | Description | Published |
---|---|---|
20130088668 | LIQUID CRYSTAL DISPLAY DEVICE HAVING REDUCED COLOR SHIFT - The present invention relates to a liquid crystal display device that prevents a color shift by allowing two sub-pixel areas to have the same transmittance. A liquid crystal display device according to the present invention includes a data line that includes: a connection portion having a direction of extension perpendicular to that of a gate line; a first portion oriented at a first angle with respect to a direction of extension of the connection portion; and a second portion oriented at a second angle different from the first angle with respect to the direction of extension of the connection portion, and wherein an angle between a rubbing direction of the liquid crystal and the connection portion satisfies | 04-11-2013 |
Won Jin Kim, Asan-Si KR
Patent application number | Description | Published |
---|---|---|
20140113042 | METHOD AND APPARATUS FOR MANUFACTURING EDIBLE FILM PRODUCT - A method and apparatus for manufacturing an edible film are disclosed. The method includes a plurality of applying operations of applying solution for forming the edible film onto lower wrapping paper in a thin film shape. The solution-applying operations include a first solution-applying and a second solution-applying operation. Therefore, in the case of an edible medicine film product, particularly, when a tiny dosage of medicine must be loaded onto an edible medicine film, a loss of medicine can be reduced as much as possible. A variety of kinds of films can be manufactured through a multi-solution-applying operation, when different kinds of medicines, for example, those which are respectively absorbed in the mouth mucous membrane, the stomach and the intestine, are required. | 04-24-2014 |
Won Jin Kim, Cheonan-Si KR
Patent application number | Description | Published |
---|---|---|
20140152966 | FACILITY AND METHOD FOR TREATING SUBSTRATE - Provided is a method of a substrate treatment. The method includes providing an operation module with substrates contained in a lot and performing an operation treatment thereon and performing a test treatment on the substrates completed with the operation treatment in a test module. The performing of the test treatment includes determining a substrate to be tested, which is provided to the test module, to allow the test treatment to be completed within an operation treatment time for the substrates in a unit lot. | 06-05-2014 |
Won Jin Kim, Buyeo-Gun KR
Patent application number | Description | Published |
---|---|---|
20150055316 | DISPLAY DEVICE AND METHOD FOR FABRICATING THE SAME - Display device and method for fabricating the same are provided. In one aspect of the inventive concept, there is provided a display device comprising a display panel having a side portion, and a panel fixing member attached to the side portion of the display panel using adhesives interposed between the display panel and the panel fixing member, wherein the panel fixing member has a shape that corresponds to a shape of the side portion of the display panel. | 02-26-2015 |
20150098247 | BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME - A backlight assembly includes a light source, a circuit board on which the light source is disposed, a light guide plate having a light incident surface and a light emitting surface, a bottom case accommodating the light guide plate, a fixing frame coupled to the bottom case and fixing the circuit board, and a heat dissipation apparatus disposed between the light source and the light guide plate and including a light-transmitting unit that transmits light. | 04-09-2015 |
Won Jin Kim, Chungcheongnam-Do KR
Patent application number | Description | Published |
---|---|---|
20140003031 | DISPLAY DEVICE AND HEAT DISSIPATING MEMBER | 01-02-2014 |
20160054615 | DISPLAY DEVICE - A display device includes: a display panel having a display area and a non-display area; a light source configured to supply light to the display panel; a bottom chassis on which the light source is disposed; a top chassis coupled to the bottom chassis and not covering an edge portion of the display panel; and a mold unit coupled to the top chassis and covering the edge portion of the display panel, wherein the mold unit may be transparent. | 02-25-2016 |
Won Jin Lee, Seoul KR
Patent application number | Description | Published |
---|---|---|
20110126077 | COOPERATIVE TRANSMISSION METHOD AND COMMUNICATION SYSTEM USING THE SAME - A cooperative transmission method includes: a first operation of coding, by a source node, a message desired to be transmitted according to a first encoding scheme to generate a first codeword and transmitting the first codeword to a relay node and a destination node; a second operation of decoding, by the relay node, the first codeword which has been received from the source node, coding the decoded message according to a second coding scheme to generate a second codeword, coding a part corresponding to parity of the second codeword according to the first coding scheme to generate a third codeword, and transmitting the third codeword to the destination node; and a third operation of decoding, by the destination node, the first codeword which has been received from the source node and the third codeword which has been received from the relay node, combining the message generated by decoding the first codeword and the parity part of the second codeword generated by decoding the third codeword to generate a fourth codeword according to the second coding scheme, and decoding the fourth codeword to estimate the message desired to be transmitted. | 05-26-2011 |
Won Jin Oh, Incheon-Si KR
Patent application number | Description | Published |
---|---|---|
20130127247 | BATTERY MANAGEMENT APPARATUS FOR AN ELECTRIC VEHICLE, AND METHOD FOR MANAGING SAME - The present invention relates to an electric vehicle, and to a method for managing the charging of an auxiliary battery for an electric vehicle. The electric vehicle according to the present invention comprises: a high voltage battery for driving the electric vehicle; an auxiliary battery for supplying a plurality of electronic loads with driving power; a converter converting the voltage of the high voltage battery to a voltage required by the electronic loads via PWM switching; and a current detection unit for detecting the output current of the converter wherein the converter includes a converter control unit for reducing the output voltage of the converter when the energy required by the loads, based on the current detected by the current detection unit, is greater than the rated capacity of the converter. Accordingly, energy supplied to the loads can be handled by the converter and the auxiliary battery so as to enable the safe operation of an electric vehicle system. | 05-23-2013 |
20130127400 | ELECTRIC VEHICLE AND CHARGING CONTROL METHOD FOR AUXILIARY BATTERY THEREOF - The present invention relates to an electric vehicle and a charging control method for an auxiliary battery of the electric vehicle. According to the present invention, the electric vehicle comprises: a high-voltage battery which drives the electric vehicle; a plurality of electric field loads; the auxiliary battery which supplies driving power to the plurality of electric field loads; a first voltage detection unit which detects an output voltage of an auxiliary battery side; a converter which performs a PWM switching to convert the voltage of the high-voltage battery into a voltage required in the electric field loads; a plurality of relays; a power relay assembly (PRA) which is switched to supply the energy of the high-voltage battery to the converter according to whether or not the plurality of relays are in operation; and a vehicle control module (VCM) which controls the driving of the power relay assembly, wherein the converter includes a converter control unit, which sends a driving instruction signal requesting the vehicle control module to drive the power relay assembly depending on a magnitude change of the output voltage of the auxiliary battery side. Accordingly, discharging of the auxiliary battery in a starting-off state is prevented, which makes it possible to stably operate the electric vehicle system. | 05-23-2013 |
20130127418 | ELECTRIC VEHICLE AND CHARGING CONTROL METHOD FOR BATTERY THEREOF - The present invention relates to an electric vehicle and a charging control method for a battery thereof. An electric vehicle having a high-voltage battery which supplies driving power to a plurality of electric field loads comprises: a charger which is connected with an external power source to charge the high-voltage battery; a vehicle control module (VCM) which controls connection between the charger and the high-voltage battery; a battery management system (BMS) manages the state of the high-voltage battery according to the charging of the high-voltage battery or the supply of operating power from the high-voltage battery; and a voltage detection unit which detects and reports the charged state of the high-voltage battery to the battery management system, wherein the charger comprises a charger control unit, which controls to perform a power saving mode to minimize power consumption by interrupting the transmission of a driving signal for driving of the vehicle control module and battery management system when the charging of the high-voltage battery has been completed. Accordingly, even though the electric vehicle is left as it is after having been fully charged, the high-voltage is automatically charged, which makes it possible to stably operate the electric vehicle system. | 05-23-2013 |
Won Jin Seo, Gyeonggi-Do KR
Patent application number | Description | Published |
---|---|---|
20090153863 | Method of evaluating sensitivity grade of interior material used in vehicles - A method of evaluating the sensitivity grade of an interior material used in vehicles comprises: evaluating sensitivity properties of an interior material before providing noise factors; evaluating sensitivity properties of the interior material after providing noise factors; averaging each of the sensitivity properties evaluated before the provision of noise factors and after the provision of noise factors to obtain the average value (safety factor) of each of the sensitivity properties; comparing the average value of each of the sensitivity properties with a preset target value of each of the sensitivity properties to compute a target value achievement level of each of the sensitivity properties; and determining the sensitivity grade of the interior material based on the sensitivity property with the lowest target value achievement level. By providing an objective standard to evaluate sensitivity properties of an interior material used in vehicles, the present method(s) eliminates the difficulty in communication between customers and manufactures and quality control regarding the sensitivity grade of interior materials used in vehicles. | 06-18-2009 |
20090156703 | Polyurethane foam for steering wheel having improved water resistance - The present invention provides a polyurethane foam for an automobile steering wheel. More particularly, the present invention relates to polyurethane foam formed by using a predetermined amount of a polyol having various functional groups and OH values and a predetermined amount of isocyanate having a certain function, along with water as a foaming agent, thereby preventing the environmental problems caused by use of the conventional fluorine-based or pentane-based foaming agent and also improving durability such as water resistance. | 06-18-2009 |
Won Jin Seo, Seoul KR
Patent application number | Description | Published |
---|---|---|
20140347384 | DEVICE AND METHOD OF MODIFYING IMAGE SIGNAL - An image signal modifying method is disclosed. In one aspect, the image signal modifying method includes inputting a gray level interval of a first dynamic capacitance compensation (DCC) lookup table to a current gray level which is a target in a previous image signal when it is overdriven (DTG) and 0 to a gray level of the previous image signal (PIG). The method also includes searching for a data value in an adaptive color correction (ACC) lookup table corresponding to a gray level equal to a numerical value of the DTG (ALT) and performing an algorithm based on the DTG, the ALT, and the gray level interval of the first DCC lookup table. The method further includes generating a second DCC lookup table based on the algorithm, and performing second DCC processing on the input image signal based on the second DCC lookup table. | 11-27-2014 |
20150091949 | DISPLAY DEVICE AND METHOD FOR CORRECTING GAMMA DEVIATION - A display device may include a display panel that includes a first region and a second region. The display device may include a controller that may receive a first gamma value and a second gamma value, use the first gamma value or a third gamma value to generate first image data, use the first gamma value and the second gamma value to generate a fourth gamma value, and use the fourth gamma value to generate second image data. The display device may include a data driver that may use the first image data and the second image data to generate a first data voltage set and a second data voltage set. The first region may use the first data voltage set to display a first portion of an image. The second region may use the second data voltage set to display a second portion of the image. | 04-02-2015 |
20160078825 | METHOD OF TESTING A DISPLAY APPARATUS AND A DISPLAY APPARATUS TESTED BY THE SAME - In a method of testing a display apparatus, a plurality of minimum compensation data for a plurality of grayscales, respectively and a plurality of maximum compensation data for the plurality of grayscales, respectively are determined. The display apparatus includes a display panel displaying an image having the plurality of grayscales. A plurality of grayscale compensation data corresponding to the plurality of grayscales, respectively are set based on the plurality of minimum compensation data and the plurality of maximum compensation data. A flicker characteristic with respect to the plurality of grayscales is measured based on the plurality of grayscale compensation data and test images displayed on the display panel. The flicker characteristic is optimized by selectively changing the plurality of grayscale compensation data based on the measured flicker characteristic. | 03-17-2016 |
Won Jin Son, Gwangju KR
Patent application number | Description | Published |
---|---|---|
20100079075 | Light Emitting Apparatus - A fluorescent lamp type light emitting apparatus is provided. The light emitting apparatus comprises a cover, a light emitting module, radiation pads, and cap parts. The cover comprises a first cover and a transmissive second cover coupled to the first cover. The light emitting module comprises a plurality of light emitting diodes in the cover. The radiation pads are disposed on the light emitting module. The cap parts comprise electrode terminals at both ends of the cover. | 04-01-2010 |
20120320598 | LIGHT EMITTING APPARATUS AND LIGHT EMITTING UNIT - A fluorescent lamp type light emitting apparatus is provided. The light emitting apparatus comprises a cover, a light emitting module, radiation pads, and cap parts. The cover comprises a first cover and a transmissive second cover coupled to the first cover. The light emitting module comprises a plurality of light emitting diodes in the cover. The radiation pads are disposed on the light emitting module. The cap parts comprise electrode terminals at both ends of the cover. | 12-20-2012 |
20150043215 | LIGHT EMITTING APPARATUS AND LIGHT EMITTING UNIT - A fluorescent lamp type light emitting apparatus is provided. The light emitting apparatus comprises a cover, a light emitting module, radiation pads, and cap parts. The cover comprises a first cover and a transmissive second cover coupled to the first cover. The light emitting module comprises a plurality of light emitting diodes in the cover. The radiation pads are disposed on the light emitting module. The cap parts comprise electrode terminals at both ends of the cover. | 02-12-2015 |
Won Jin Song, Gyeongsangnam-Do KR
Patent application number | Description | Published |
---|---|---|
20130041506 | FEEDING ASSISTANT ROBOT - The present invention relates to a feeding assistant robot, which assists in feeding patients or the elderly and infirm who have difficulty in moving their arms and thus have difficulty in feeding themselves. The feeding assistant robot includes: a picking arm including a gripper for picking up food placed on a tray; a feeding arm, including a spoon on which the food picked up by the picking arm is placed, for moving the spoon to the mouth of a user; an input device enabling the user to direct the movements of the picking arm and of the feeding arm; and a control unit electrically connected to the picking arm, the feeding arm, and the manipulation part to control the movements of the picking arm and the feeding arm according to the commands from the input device. | 02-14-2013 |
20150375397 | FEEDING ASSISTANT ROBOT - The present invention relates to a feeding assistant robot, which assists in feeding patients or the elderly and infirm who have difficulty in moving their arms and thus have difficulty in feeding themselves. The feeding assistant robot includes: a picking arm including a gripper for picking up food placed on a tray; a feeding arm, including a spoon on which the food picked up by the picking arm is placed, for moving the spoon to the mouth of a user; an input device enabling the user to direct the movements of the picking arm and of the feeding arm; and a control unit electrically connected to the picking arm, the feeding arm, and the manipulation part to control the movements of the picking arm and the feeding arm according to the commands from the input device. | 12-31-2015 |
Won-Jin Choi, Seongnam-Si KR
Patent application number | Description | Published |
---|---|---|
20140167067 | NITRIDE SEMICONDUCTOR LIGHT-EMITTING ELEMENT HAVING SUPERIOR LEAKAGE CURRENT BLOCKING EFFECT AND METHOD FOR MANUFACTURING SAME - Disclosed are a nitride semiconductor light-emitting element and a method for manufacturing the same. The nitride semiconductor light-emitting element according to the present invention comprises: a current blocking part disposed between a substrate and an n-type nitride layer; an activation layer disposed on the top surface of the n-type nitride layer; and a p-type nitride layer disposed on the top surface of the activation layer, wherein the current blocking part is an Al | 06-19-2014 |
20140191193 | NITRIDE SEMICONDUCTOR LIGHT-EMITTING ELEMENT HAVING SUPERIOR CURRENT SPREADING EFFECT AND METHOD FOR MANUFACTURING SAME - Disclosed are a nitride semiconductor light-emitting element having a superior current spreading effect as a result of using a current spreading part containing current spreading impurities, and a method for manufacturing same. The nitride semiconductor light-emitting element according to the present invention comprises: an n-type nitride layer; a current spreading part, which is formed from nitride comprising current spreading impurities, and which is disposed on the n-type nitride layer; an activation layer disposed on the current spreading part; and a p-type nitride layer disposed on the activation layer, wherein the current spreading impurities comprise carbon (C). | 07-10-2014 |
Won-Jin Choi, Cheonan City KR
Patent application number | Description | Published |
---|---|---|
20140262981 | SYSTEMS AND METHODS FOR REDUCING DUST IN GRANULAR MATERIAL - A method of removing dust from granular polysilicon includes introducing a stream of granular polysilicon, dispersing the longitudinal stream of granular polysilicon by redirecting the stream into a radially outward flow having a circular pattern, and introducing a counter flow of gas in an opposite direction to that of the longitudinal stream of granular polysilicon to contact the radially outward flow to separate the dust from the granular polysilicon. | 09-18-2014 |
Won-Jin Choi, Seongnam-Si Gyeonggi-Do KR
Patent application number | Description | Published |
---|---|---|
20150263228 | NITRIDE SEMICONDUCTOR LIGHT-EMITTING DEVICE HAVING EXCELLENT BRIGHTNESS AND ESD PROTECTION PROPERTIES - Disclosed is a nitride semiconductor light-emitting device having excellent brightness and ESD protection properties. The nitride semiconductor light-emitting device according to the present invention includes an electron blocking layer that is disposed between a p-type nitride semiconductor layer and an active layer, wherein said electron blocking layer includes AlInGaN, and the concentration of indium increases in the electron blocking layer as said layer progressively moves away from the active layer. | 09-17-2015 |
20150311415 | LIGHT-EMITTING DEVICE HAVING EXCELLENT CURRENT SPREADING EFFECT AND METHOD FOR MANUFACTURING SAME - Disclosed are a light-emitting device having excellent light-emitting efficiency by a current spreading effect and a method for manufacturing the same. The light-emitting device, according to the present invention, comprises: a light-emitting structure which is formed on a substrate, includes a first semiconductor layer, an active layer, and a second semiconductor layer, and in which a plurality of trenches are formed up to the second semiconductor layer and the active layer; a first electrode formed to come in contact with the second semiconductor layer of the light-emitting structure; and a second electrode formed to come in contact with the first semiconductor layer along at least one edge of the substrate. | 10-29-2015 |
20150333228 | HIGH-BRIGHTNESS SEMICONDUCTOR LIGHT-EMITTING DEVICE HAVING EXCELLENT CURRENT DISPERSION EFFECT BY INCLUDING SEPARATION REGION - The present invention relates to a semiconductor light-emitting device including a separation region for separating a light-emitting surface, so as to exhibit an excellent current dispersion effect and improve brightness characteristics. The semiconductor light-emitting device of the present invention can obtain the effect for improving uniformity of effective current density by including the separation region for separating the light-emitting region, and can expect an improvement in optical efficiency through the excellent current dispersion effect. | 11-19-2015 |
Won-Jin Choi, Seoul KR
Patent application number | Description | Published |
---|---|---|
20140186542 | Anti-Finger Printed Hard Coating Resin Composition and Method of Fabricating Anti-Finger Printed Hard Coating Film Using the Same - An anti-finger print hard coating resin composition is described that includes a high hardness ultra-violet (UV) curable resin having a weight percent of about 5% to about 99% and including at least one of siloxane compound and urethane acrylate compound; a UV curable fluoro-based compound having a weight percent of about 0.02% to about 2% with respect to the high hardness UV curable resin; an optical initiator having a weight percent of about 0.1% to about 10% with respect to the high hardness-UV curable resin; and an arylate monomer of residual amount. | 07-03-2014 |
Won-Jin Jeong, Hwasung-Shi KR
Patent application number | Description | Published |
---|---|---|
20150135879 | STRUCTURE FOR MOUNTING PLANTABLE SHIFT LEVER ONTO BRACKET - A structure for mounting a plantable shift lever onto a bracket may include an extending part that protrudes from a front end of the plantable shift lever to extend forward, a dented part formed by denting a front end of the bracket forward to receive the extending part, a first penetrating hole formed to penetrate a rear end of the plantable shift lever in a left and right direction, a second penetrating hole formed to penetrate a rear end of the bracket in the left and right direction and positioned to correspond to the first penetrating hole, and a pin to be inserted into the first penetrating hole and the second penetrating hole to fix the plantable shift lever to the bracket. The plantable shift lever may be coupled to the bracket by inserting the extending part into the dented part and inserting the pin into the first penetrating hole and the second penetrating hole. | 05-21-2015 |
Won-Jin Kim, Gwangyang-Si KR
Patent application number | Description | Published |
---|---|---|
20110240444 | ROLLER FOR BELT CONVEYER - A roller for a belt conveyer. A roller tube has an engraved groove for indicating the degree to which the surface of the roller is abraded. A shaft reinforcement member is provided in one end of the roller tube, connected to a shaft disposed inside the roller tube, and rotatably coupled to the belt conveyor. A dustproof cover closes one end of the roller tube, and the shaft reinforcement member extends through the dustproof cover. A bearing housing is fitted into the dustproof cover, with a bearing thereof being rotatably coupled to the outer circumference of the shaft reinforcement member. A flat spring is fitted into the bearing housing, and elastically supports one surface of the bearing, thereby controlling expansion or contraction of the bearing. An end cap is fixedly coupled to an outer surface of the dustproof cover in order to block impurities from entering the roller. | 10-06-2011 |
Won-Jin Kim, Gyeonggi-Do KR
Patent application number | Description | Published |
---|---|---|
20150054919 | THREE-DIMENSIONAL IMAGE SENSOR MODULE AND METHOD OF GENERATING THREE-DIMENSIONAL IMAGE USING THE SAME - A 3D image sensor module includes an image sensor including a plurality of color pixels and a plurality of infrared pixels, and a variable filter suitable for selectively filtering visible rays or infrared rays from light, which is incident on the image sensor, in a time-division way. | 02-26-2015 |
Won-Jin Lim, Goyang-Si KR
Patent application number | Description | Published |
---|---|---|
20100137739 | METHOD AND DEVICE FOR HEARING TEST - A method of conducting a hearing test, and a device to perform the method, the method including configuring multiple test sound sets including multiple sound sources at each included audio frequency, wherein the sound sources, when sequentially arranged according to volume, have a uniform volume difference and a same frequency band, the uniform volume difference indicating a volume difference between neighboring sound sources, outputting the sound sources included in one of the multiple test sound sets, and determining and outputting a following test sound set according to a subject's input sound sources' number one or more times, and determining an auditory threshold of the subject regarding the audio frequency of the output test sound sets based on a result of the subject's input. | 06-03-2010 |
Won-Jin Lim, Seoul KR
Patent application number | Description | Published |
---|---|---|
20130046919 | NON-VOLATILE MEMORY SYSTEM - In one embodiment, a memory system includes a memory device with a first memory and a second memory, and a controller configured to control storing of data in the memory device. The controller is configured to control an (N− | 02-21-2013 |
Won-Jin Park, Gyeonggi-Do KR
Patent application number | Description | Published |
---|---|---|
20100177895 | System For Transmitting The Scrambled Broadcast-Signals In Single Frequency Network, And A Method Thereof - Disclosed is a system for transmitting encrypted broadcast signals to different transmitters on a single frequency network (SFN) in a digital broadcasting system. The system for transmitting encrypted broadcast signals on the SFN includes: a main broadcasting system for transmitting encrypted broadcast signals including data streams and transmitter identification information (TII) through a main broadcasting network; a repeating system for amplifying encrypted broadcast signals of the main broadcasting network and transmitting the amplified broadcast signals, or modulating and amplifying streams input by the main broadcasting system through a private line and repeating broadcast signals of the main broadcasting system through a repeating network; and a decrypting key provider for receiving a decrypting key value from the main broadcasting or repeating system and transmitting a user authentication and decrypting key to a charged subscriber terminal through a mobile communication network. | 07-15-2010 |
20100195828 | Conditional Access System For Each Transmitter In Single Frequency Network, And A Method Thereof - The conditional access system in a single frequency network in a digital broadcasting system includes a main broadcasting system transmitting encoded broadcasting signals including a data stream and transmitter identification information (TII) through a main broadcasting network; a repeating system amplifying and transmitting encoded broadcasting signals of the main broadcasting network, or modulating and amplifying a stream input by the main broadcasting system through a cable, and repeating broadcasting signals of the main broadcasting system through a repeating network; a subscriber station decoding the encoded signals of the main broadcasting network included in the broadcasting signals received through the main broadcasting network or the repeating network, TII, and an encoding key according to a decoding method; and a decoding key provider receiving a decoding key from the main broadcasting or repeating system, authenticating a user, and transmitting the decoding key to a charged subscriber station through a mobile communication network. | 08-05-2010 |
Won-Jin Son, Gwangju-Si KR
Patent application number | Description | Published |
---|---|---|
20100213475 | LIGHT EMITTING DIODE PACKAGE AND METHOD OF MANUFACTURING THE SAME - Provided is a light emitting diode package and a method of manufacturing the same. The light emitting diode package includes a package main body with a cavity, a plurality of light emitting diode chips, a wire, and a plurality of lead frames. The plurality of light emitting diode chips are mounted in the cavity. The wire is connected to an electrode of at least one light emitting diode chip. The plurality of lead frames are formed in the cavity, and at least one lead frame is electrically connected to the light emitting diode chip or a plurality of wires. | 08-26-2010 |
20100258823 | LIGHT EMITTING DIODE PACKAGE AND METHOD OF MANUFACTURING THE SAME - Provided is a light emitting diode package and a method of manufacturing the same. The light emitting diode package includes a package main body with a cavity, a plurality of light emitting diode chips, a wire, and a plurality of lead frames. The plurality of light emitting diode chips are mounted in the cavity. The wire is connected to ah electrode of at least one light emitting diode chip. The plurality of lead frames are formed in the cavity, and at least one lead frame is electrically connected to the light emitting diode chip or a plurality of wires. | 10-14-2010 |
20130270586 | Light Emitting Diode Package and Method of Manufacturing the Same - A light emitting diode package including a package body with a cavity, a plurality of light emitting diode (LED) chips in the cavity, a plurality of wires connected to the plurality of LED chips, and a plurality of lead frames in the package body, wherein the lead frames comprise a first lead frame electrically connected to a first electrode of a first LED chip, a second lead frame electrically connected to a second electrode of the first LED chip and a second electrode of a second LED chip, a third lead frame electrically connected to a first electrode of the second LED chip, and fourth lead frame electrically connected to a second electrode of a third LED chip. Further, ends of the lead frames are exposed outside of the package body and penetrate the package body, and the first electrodes are P electrodes and the second electrodes are N electrodes. | 10-17-2013 |
20150235997 | LIGHT EMITTING DIODE PACKAGE AND METHOD OF MANUFACTURING THE SAME - A light emitting diode package including a package body with a cavity, a plurality of light emitting diode (LED) chips in the cavity, a plurality of wires connected to the plurality of LED chips, and a plurality of lead frames in the package body, wherein the lead frames comprise a first lead frame electrically connected to a first electrode of a first LED chip, a second lead frame electrically connected to a second electrode of the first LED chip and a second electrode of a second LED chip, a third lead frame electrically connected to a first electrode of the second LED chip, and fourth lead frame electrically connected to a second electrode of a third LED chip. Further, ends of the lead frames are exposed outside of the package body and penetrate the package body, and the first electrodes are P electrodes and the second electrodes are N electrodes. | 08-20-2015 |