Joung Ho
Joung Ho Ahn, Icheon-Si KR
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20140302620 | METHOD FOR MANUFACTURING SOLAR CELL - A method for manufacturing a solar cell capable of significantly reducing the amount of wastewater generated during a wet-etching process and improving the efficiency of the solar cell. A method comprising: texturing to form an uneven structure on one semiconductor substrate surface by etching the semiconductor substrate surface with a texturing device; forming a temporary layer at an upper portion of the semiconductor substrate surface to surround a first byproduct layer formed at a predetermined region of the semiconductor substrate surface during the texturing; and doping the semiconductor substrate surface with a predetermined dopant using a doping device to form a first semiconductor layer and a second semiconductor layer disposed above the first semiconductor layer and having a different polarity than the first semiconductor layer. The first byproduct layer and the temporary layer are simultaneously removed. | 10-09-2014 |
Joung Ho Ha, Cheongwon-Gun KR
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20110045321 | BATTERY PACK CONTAINING PCM EMPLOYED WITH SAFETY MEMBER - Disclosed herein is a battery pack including a battery cell having an electrode assembly of a cathode/separator/anode structure mounted in a battery case together with an electrolyte in a sealed state, and a protection circuit module (PCM) electrically connected to the battery cell, wherein the PCM is provided with a safety device of which a circuit is cut off when temperature is high or a large amount of current flows. | 02-24-2011 |
20110064972 | SECONDARY BATTERY PACK OF COMPACT STRUCTURE - Disclosed herein is a secondary battery pack including a battery cell having an electrode assembly mounted in a battery case together with an electrolyte, a protection circuit module (PCM) having a protection circuit for controlling overcharge, overdischarge, and overcurrent of the battery cell, an insulative mounting member mounted to a top cap of the battery cell, and an insulative cap coupled to the upper end of the battery cell, wherein the top cap is provided with at least one protrusion-type electrode terminal, and the top cap is provided at a partial region where the protrusion-type electrode terminal is not formed with a space (depression space) depressed downward by a predetermined depth. The insulative mounting member is provided with a through-hole (a first through-hole) corresponding to the protrusion-type electrode terminal and a through-hole (a second through-hole) corresponding to the depression space, the PCM is provided with a coupling through-hole corresponding to the first through-hole, and the coupling of the insulative mounting member and the PCM to the battery cell is achieved by successively fixedly inserting the protrusion-type electrode terminal through the first through-hole of the insulative mounting member and the coupling through-hole of the PCM. | 03-17-2011 |
20110070466 | SECONDARY BATTERY PACK PROVIDING EXCELLENT PRODUCTIVITY AND STRUCTURAL STABILITY - Disclosed herein is a secondary battery pack including a battery cell having an electrode assembly mounted in a battery case together with an electrolyte, the battery case having an open top sealed by a top cap, a protection circuit module having a protection circuit for controlling overcharge, overdischarge, and overcurrent of the battery cell, an insulative mounting member constructed in a structure in which the protection circuit module is loaded at a top of the insulative mounting member, the insulative mounting member being mounted to the top cap of the battery cell, and an insulative cap coupled to an upper end of the battery cell for covering the insulative mounting member in a state in which the protection circuit module is loaded on the insulative mounting member, wherein the top cap is provided with a pair of protrusion-type electrode terminals (a first protrusion-type electrode terminal and a second protrusion-type electrode terminal) connected to a cathode and an anode of the electrode assembly, respectively, the insulative mounting member is provided with through-holes corresponding to the protrusion-type electrode terminals, the protection circuit module is provided with through-holes corresponding to the protrusion-type electrode terminals, and the coupling of the insulative mounting member and the protection circuit module to the battery cell is achieved by successively fixedly inserting the protrusion-type electrode terminals through the through-holes of the insulative mounting member and the protection circuit module. | 03-24-2011 |
20140363703 | SECONDARY BATTERY PACK OF COMPACT STRUCTURE - Disclosed herein is a secondary battery pack including a battery cell having an electrode assembly mounted in a battery case together with an electrolyte, a protection circuit module (PCM) having a protection circuit for controlling overcharge, overdischarge, and overcurrent of the battery cell, an insulative mounting member mounted to a top cap of the battery cell, and an insulative cap coupled to the upper end of the battery cell, wherein the top cap is provided with at least one protrusion-type electrode terminal, and the top cap is provided at a partial region where the protrusion-type electrode terminal is not formed with a space (depression space) depressed downward by a predetermined depth. The insulative mounting member is provided with a through-hole (a first through-hole) corresponding to the protrusion-type electrode terminal and a through-hole (a second through-hole) corresponding to the depression space, the PCM is provided with a coupling through-hole corresponding to the first through-hole, and the coupling of the insulative mounting member and the PCM to the battery cell is achieved by successively fixedly inserting the protrusion-type electrode terminal through the first through-hole of the insulative mounting member and the coupling through-hole of the PCM. | 12-11-2014 |
Joung Ho Ha, Chungcheongbuk-Do KR
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20130149564 | BATTERY PACK CONTAINING PCM EMPLOYED WITH SAFETY MEMBER - A battery pack including a battery cell having an electrode assembly of a cathode/separator/anode structure mounted in a battery case together with an electrolyte in a sealed state, and a protection circuit module (PCM) electrically connected to the battery cell. The PCM includes a protection circuit board (PCB) electrically connected to the battery cell, the PCB being provided on a region where a circuit is connected with a conductive pattern including a fusing part, having relatively high resistance, configured to fuse itself for interrupting the flow of current when a large amount of current is conducted. | 06-13-2013 |
20150064508 | BATTERY PACK CONTAINING PCM EMPLOYED WITH SAFETY MEMBER - A battery pack including a battery cell having an electrode assembly of a cathode/separator/anode structure mounted in a battery case together with an electrolyte in a sealed state, and a protection circuit module (PCM) electrically connected to the battery cell. The PCM includes a protection circuit board (PCB) electrically connected to the battery cell, the PCB being provided on a region where a circuit is connected with a conductive pattern including a fusing part, having relatively high resistance, configured to fuse itself for interrupting the flow of current when a large amount of current is conducted. | 03-05-2015 |
Joung Ho Kim, Daejeon KR
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20130020161 | POWER SUPPLY AND ACQUISITION APPARATUS FOR ON-LINE ELECTRIC VEHICLE - A power supply and acquisition apparatus for an electrical vehicle includes a power supply device embedded along a road and a power acquisition device attached on the vehicle. The power supply device includes a plurality of power supply core units, each core unit having two opposite magnetic poles and formed in a direction perpendicular to a longitudinal direction of the road; and one or more power supply lines disposed along the longitudinal direction such that adjacent two magnetic poles have different polarities. The power acquisition device includes power acquisition core units; a connection member for connecting the power acquisition core units such that the power acquisition core units are spaced from each other by a distance between the magnetic poles; and a power acquisition coil wound around the respective power acquisition core units or the connection member. | 01-24-2013 |
20140049284 | TEST DEVICE, SEMICONDUCTOR DEVICE AND TESTING METHOD THEREOF - A test device for testing a semiconductor device including a TSV may comprise a ring oscillator including a plurality of inverters, a switch selectively connecting an output node of an inverter of the plurality of inverters and the TSV, and a controller controlling the switch. | 02-20-2014 |
20140319927 | POWER SUPPLY AND PICKUP SYSTEM CAPABLE OF MAINTAINING STABILITY OF TRANSMISSION EFFICIENCY DESPITE CHANGES IN RESONANT FREQUENCY - The present invention relates to a power supply and pickup system capable of maintaining stability of transmission efficiency despite changes in a resonant frequency. More particularly, the present invention relates to a power supply and pickup system capable of maintaining the stability of efficiency of transmitting power to a pickup device from a power supply device even when a voltage or current changes by the variation in a resonant frequency. According to the power supply and pickup system of the present invention, Q-factor of a power supply and pickup system is set to a low value, a stability of efficiency of transmitting power to a pickup device from a power supply device is maintained even when a voltage of current changes by the variation in a resonant frequency. | 10-30-2014 |
Joung Ho Lee, Seongnam-Si KR
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20160137236 | APPARATUS FOR IMPROVING AERODYNAMIC CHARACTERISTICS OF VEHICLE - An apparatus for improving the aerodynamic characteristics of a vehicle includes a first vane configured to be rotatable on a wheel guard. An actuator is configured to provide the first vane with rotational force so as to rotate the first vane. A controller is configured to receive vehicle speed information and steering angle information of a steering wheel, and to control the operation of the actuator. | 05-19-2016 |
Joung Ho Lee, Seoul KR
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20100006911 | CMOS Image Sensor and Manufacturing Method Thereof - Disclosed are a CMOS image sensor and a manufacturing method thereof. The method includes forming an isolation layer in a semiconductor substrate, defining an active region including a photo diode region and a transistor region; forming a gate insulating layer and a gate electrode on the transistor region; forming a first low-concentration diffusion region in the photo diode region; forming a second low-concentration diffusion region in the transistor region; forming an insulating layer over an entire surface of the substrate; implanting fluorine ions in an upper surface of the photo diode region; etching the insulating layer to form insulating sidewalls on sides of the gate electrode; forming a high-concentration diffusion region in the transistor region partially overlapping with the second low-concentration diffusion region; and forming a third low-concentration diffusion region on the upper surface of the photo diode region, the third low-concentration diffusion region having a conductivity type opposite to the first low-concentration diffusion region. | 01-14-2010 |
Joung Ho Ryu, Seoul KR
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20100300354 | LIQUID CRYSTAL DISPENSING SYSTEM AND METHOD OF DISPENSING LIQUID CRYSTAL MATERIAL USING SAME - A liquid crystal dispensing system includes a container to contain liquid crystal to be dispensed, a discharge pump to receive the liquid crystal from the container and to discharge the liquid crystal, a nozzle to dispense the liquid crystal discharged from the discharge pump onto a substrate, and a control unit to control a dispensing amount of liquid crystal discharged from the discharge pump and to compensate the dispensing amount when the dispensing amount of liquid crystal exceeds a limitation value. | 12-02-2010 |
20140238297 | Liquid Crystal Dispensing System And Method Of Dispensing Liquid Crystal Material Using Same - A liquid crystal dispensing system includes a container to contain liquid crystal to be dispensed, a discharge pump to receive the liquid crystal from the container and to discharge the liquid crystal, a nozzle to dispense the liquid crystal discharged from the discharge pump onto a substrate, and a control unit to control a dispensing amount of liquid crystal discharged from the discharge pump and to compensate the dispensing amount when the dispensing amount of liquid crystal exceeds a limitation value. | 08-28-2014 |
20150102291 | ORGANIC ELECTROLUMINESCENT DEVICE AND METHOD OF MANUFACTURING THE SAME - An organic electroluminescent display includes: a first substrate including a plurality of pixel regions, each having three sub-pixel regions; a first electrode in each sub-pixel region on the first substrate; an organic light emitting layer in each pixel region on the first electrode; a second electrode on the organic light emitting layer; a second substrate facing the first substrate; and quantum dot layers on an inner surface of the second substrate and corresponding to at least two of the three sub-pixel regions. | 04-16-2015 |
Joung Ho Son, Gyeonggi-Do KR
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20150102751 | MOTOR ACCELERATION APPARATUS AND METHOD - Embodiments of the invention provide a motor acceleration apparatus and a motor acceleration method. According to at least one embodiment, the motor acceleration apparatus includes a rectifier converting household power into direct current (DC) voltage to output the converted DC voltage, a switching converter switching the DC voltage output from the rectifier in an alternating current manner to drive a two-phase switched reluctance motor (SRM), and a microprocessor controlling the switching converter at the time of initial acceleration of the two-phase SRM, so that an initially set dwell angle is changed to a dwell angle in a normal operation state and starting an advanced-angle control. | 04-16-2015 |
20150194916 | APPARATUS FOR DRIVING MOTOR AND CONTROLLING METHOD THEREOF - Embodiments of the invention provide an apparatus for driving a motor, in which the apparatus includes a rectifier configured to rectify an input voltage to generate a driving voltage, and a motor driver configured to apply the driving voltage to the respective phases of the motor through a switching operation. The apparatus further includes a controller configured to control a pulse width modulation signal for controlling the switching operation of the motor driver, to decide whether or not driving of the motor is stopped depending on whether or not an over-voltage is generated in the input voltage based on an output voltage sensed by the rectifier and to decide whether or not the motor is again driven or whether or not the driving of the motor is completely stopped by deciding whether or not the input voltage returns to a normal voltage or whether or not the over-voltage is again generated within a predetermined time according to the number of generated over-voltages. | 07-09-2015 |
Joung Ho Son, Suwon-Si KR
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20150103449 | MOTOR PROTECTION DEVICE, MOTOR PROTECTION METHOD, AND MOTOR CONTROL SYSTEM USING THE SAME - Disclosed herein are a motor protection device, a motor protection method, and a motor control system using the same. According to the present invention, the motor protection device including: a rotation speed change sensing unit that senses and outputs pulse widths of a pulse signal outputted from a rotation sensor installed in a motor; an abnormality determining unit that outputs abnormality-occurrence signal if the pulse widths of the pulse signal outputted from the rotation speed change sensing unit increase beyond a predetermined value; and a stopping unit that stops operation of a motor control system if the abnormality-occurrence signal is outputted from the abnormality determining unit, the motor protection method, and the motor control system using the same are provided. | 04-16-2015 |
20160006380 | APPARATUS FOR DRIVING MOTOR AND CONTROLLING METHOD THEREOF - There is provided an apparatus for driving a motor including: a converter applying an input voltage to each phase winding of the motor; and a processor controlling a phase current flowing to the phase winding to which the input voltage is applied to be increased or decreased in a preset reference range and controlling phase commutation of the motor based on a change in the phase current. | 01-07-2016 |
20160049893 | APPARATUS FOR DRIVING MOTOR AND CONTROLLING METHOD THEREOF - There is provided an apparatus for driving a switched reluctance motor (SRM), including: a motor driver applying a input voltage supplied from a power supply unit to phase windings of the SRM through a switching operation; and a processor controlling the switching operation of the motor driver depending on a driving state of the SRM. | 02-18-2016 |
20160056443 | APPARATUS FOR AND METHOD OF PREVENTING DISCHARGE OF BATTERY FOR AUTOMOBILE - An apparatus for preventing discharge of a battery for an automobile includes a cleaner driven using the battery for an automobile, a rotation sensing unit sensing a rotation speed of the cleaner, and a controlling unit receiving information on the rotation speed of the cleaner from the rotation sensing unit and transmitting a signal externally. Whether or not the cleaner is driven is controlled in response to a driving signal of the controlling unit. | 02-25-2016 |
20160056746 | APPARATUS FOR DRIVING SRM AND CONTROLLING METHOD THEREOF - There is provided an apparatus for driving a switched reluctance motor (SRM), the apparatus including a motor driver for applying an input voltage to each phase of the SRM to drive the SRM through a switching operation, and a processor for controlling a driving state of the SRM through control of the switching operation based on a rotational speed of the SRM. | 02-25-2016 |