Dong-Il Lee
Dong-Il Lee, Daejeon KR
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20100064598 | Power transmission tower - Disclosed is a power transmission tower, which includes a tower body; first through sixth main insulation arms connected by one end thereof to the tower body with an angle with the tower body, respectively, and arranged radially and symmetrically about the tower body in a longitudinal direction; and first through eighth auxiliary insulation arms for selectively connecting the other end of the first through sixth main insulation arms and the tower body so that each of the auxiliary insulation arms constitutes each side of an octagon. | 03-18-2010 |
Dong-Il Lee, Seoul KR
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20100010676 | APPARATUS AND METHOD FOR CONTROLLING DRIVING OF FAN MOTOR FOR REFRIGERATOR - Disclosed is an apparatus and a method for controlling a driving of a fan motor for a refrigerator. In a normal driving mode that a temperature of the inside of the refrigerator is higher than a predetermined temperature, the fan motor is driven in a normal speed, and in a waiting mode that the temperature of the inside of the refrigerator is lower than the predetermined temperature, the fan motor is driven in a driving speed very lower than that of the normal driving mode, without stopping of the fan motor, accordingly it is capable of preventing moisture introduced into the fan motor from being frozen, thereby preventing the fan motor from being locked. | 01-14-2010 |
20100014995 | OUTER ROTOR TYPE FAN-MOTOR - An outer rotor type fan-motor includes: a rotational shaft; a bearing assembly that rotatably supports the rotational shaft; a stator installed at an outer side of the bearing assembly; a permanent magnet assembly that covers an outer side of the stator at a certain distance and is installed at the rotational shaft; and a fan that includes a shaft fixing part for fixing the rotational shaft, a hub for covering an outer side of the permanent magnet assembly at a certain distance and blades formed around the hub. An insulation space is formed between the permanent magnet assembly and the fan to prevent transfer of vibration and noise of the permanent magnet assembly to the fan, and vibration or noise of high frequency can be reduced. | 01-21-2010 |
20100017039 | DRIVE CONTROL APPARATUS AND METHOD FOR REFRIGERATOR TYPE FAN MOTOR - An apparatus and method for controlling driving of a fan motor for a refrigerator are disclosed. When operated, a plurality of fan motors provided in a refrigerator are sequentially operated at certain delay times, to thus improve operation efficiency of the plurality of fan motors. The apparatus for controlling driving of a fan motor includes: at least one blowing unit that supplies cool air; a driving unit that generates a drive signal for driving the blowing unit; a control unit that controls operation of the driving unit; a power unit that provides operation power of the driving unit and the control unit; and a cut-off unit that is positioned between the driving unit and the power unit and cuts off noise and a surge voltage introduced from the power unit to the driving unit. | 01-21-2010 |
20100064719 | FAN MOTOR ASSEMBLY FOR BLOWING COOLING AIR AND REFRIGERATOR HAVING THE SAME - A cool air supplying fan motor assembly and a refrigerator having the same are disclosed. According to the cool air supplying fan motor assembly and the refrigerator having the same, because the fan motor assembly is configured to be compact, the capacity of a storage space of the refrigerator can be increased, and because a power line that supplies power to the motor does not interfere with the flow of cool air, the refrigerating efficiency of the refrigerator can be increased and vibration and noise can be minimized. | 03-18-2010 |
Dong-Il Lee, Gyeonggi-Do KR
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20090043426 | Apparatus and Method for Controlling Fan Motor of Air Conditioner - An apparatus for controlling a fan motor of an air conditioner comprises: a hybrid induction motor (HIM) for discharging warm air outwardly by a control signal; a temperature detecting unit for detecting a temperature of an evaporator; and a controlling unit for comparing the temperature of the evaporator with a preset temperature, and outputting a control signal to control the HIM based on a result of the comparison. | 02-12-2009 |
20100026126 | OUTER ROTOR-TYPE FAN MOTOR AND METHOD FOR MAGNETIZING MAGNET APPLIED THERETO - An outer rotor-type fan motor and a method for magnetizing a magnet applied thereto. The outer rotor-type fan motor comprises a rotation shaft; a stator disposed outside the rotation shaft; a fan having a hub and blades formed on the hub, the hub covering the stator with a predetermined gap; and a magnet disposed on an inner surface of the hub and spaced from the stator with a predetermined gap, wherein the magnet is an isotropic magnet magnetized to have a pole anisotropy. Accordingly, a cogging torque and noise are reduced without reducing a back-electromotive force, thereby obtaining a high efficiency. | 02-04-2010 |
20130016464 | PORTABLE COMMUNICATION DEVICEAANM KIM; Dong-HakAACI Gyeonggi-doAACO KRAAGP KIM; Dong-Hak Gyeonggi-do KRAANM PARK; Chan-SeobAACI Gyeonggi-doAACO KRAAGP PARK; Chan-Seob Gyeonggi-do KRAANM LEE; Dong-IlAACI Gyeonggi-doAACO KRAAGP LEE; Dong-Il Gyeonggi-do KR - A portable communication device includes a body including at least one part attaching/detaching section, a case slidably coupled to the body to open or close the part attaching/detaching section as the case slides, a sliding module installed between the body and the case to slide the case and a locking unit installed in the body and the case. The case is slid to open or close the entire part attaching/detaching section. The part attaching/detaching section may embody any of a battery attaching/detaching section, a memory card attaching/detaching section and a plurality of connecting jacks, without limitation. | 01-17-2013 |
20140042918 | LED DRIVING DEVICE AND LED DRIVING METHOD USING SAME - In various aspects of the present subject matter, a light emitting diode (LED) driving device and an LED driving method using the same are disclosed. | 02-13-2014 |
Dong-Il Lee, Dongducheon-City KR
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20080302132 | Method and apparatus for separating aromatic dialdehyde - The present invention relates to a method and an apparatus for continuously separating aromatic dialdehyde from a reaction mixture obtained by gas-phase oxidation of dimethylbenzene. The method for continuously separating aromatic dialdehyde includes the steps of congealing aromatic dialdehyde by cooling the gas-phase reaction mixture including the aromatic dialdehyde, which is obtained by gas-phase oxidation of dimethylbenzene, to 5-70° C. and separating the congealed aromatic dialdehyde from the remaining reaction mixture. Using the method and apparatus in accordance with the present invention, aromatic dialdehyde can be effectively and selectively separated from a reaction mixture obtained by gas-phase oxidation of dimethylbenzene in high yield. | 12-11-2008 |
Dong-Il Lee, Seongnam-Si KR
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20110194234 | PORTABLE TERMINAL - A portable terminal capable of stably maintaining a clamping state of a front cover and a rear cover and having a structure in which the front and rear covers can be easily separated is provided. The portable terminal includes a housing having a front cover and a rear cover opposingly coupled with the front cover, a guide rail formed on opposite lateral surfaces of the front cover and extending in the longitudinal direction of the front cover, a guide groove formed between the guide rail and the lateral surface of the front cover and open to a forward direction of the front cover, and a case member coupled to enclose at least the opposite lateral surfaces and the rear surface of the housing, wherein the case member includes a rail groove to receive the guide rail, a guide rib to be engaged with the guide groove, and wherein the front cover is pressed in a predefined direction to closely contact the rear cover. | 08-11-2011 |
20120197221 | TRANSEPIDERMAL DRUG DELIVERY SYSTEM CONTAINING RIVASTIGMINE - Disclosed is a pharmaceutical composition containing rivastigmine. Specifically, disclosed is a transepidermal drug delivery system including a rivastigmine-containing drug layer and a supporter adhered to one surface of the drug layer to support the drug layer, wherein the drug layer contains 10 to 40 parts by weight of a rubber, 20 to 80 parts by weight of a rosin ester resin and 0.1 to 10 parts by weight of an acrylic adhesive and the drug layer has a thickness of 40 μm to 100 μm. | 08-02-2012 |
Dong-Il Lee, Anyang-Si KR
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20120170120 | ANTI-FOG HEAT GENERATING GLASS SYSTEM AND METHOD FOR CONTROLLING THE SAME - An anti-fog heat-generating glass system, comprising: a heat-generating glass unit separating an indoor and outdoor area, including general glass and heat-generating glass; a glass surface temperature-sensing unit arranged on indoor side heat-generating glass for sensing glass surface temperature; a control unit which compares the glass surface temperature and a fogging point of the indoor area to control heat-generation of the heat-generating glass unit; and a power-source unit supplying power to the heat-generating glass system to operate the system. A method for controlling the anti-fog heat-generating glass system comprises: simultaneously sensing the temperature and relative humidity of the indoor area and the temperature of the heat-generating glass surface; calculating a fogging point based on the temperature and relative humidity of the indoor area; comparing the temperatures of the heat-generating glass surface and the fogging point; and returning to the sensing step or heating the heat-generating glass, based on the comparing step. | 07-05-2012 |
20130142995 | METHOD FOR IMPROVING HYDROPHILICITY OF A COATING FILM THROUGH TREATMENT ON A SURFACE MORPHOLOGY AND SUPER-HYDROPHILIC GLASS COATING LAYER PRODUCED BY THE SAME - The present disclosure provides a method of improving hydrophilicity of a coating layer through surface morphology treatment and a super-hydrophilic glass coating layer produced using the same. The method includes forming a photocatalyst layer on a substrate; and heating the substrate having the photocatalyst layer formed thereon to a temperature of 500° C. to 600° C. to perform post-heat treatment, and increasing surface roughness of the photocatalyst layer. The photocatalyst layer has a surface contact angle of 30 degrees or less. | 06-06-2013 |
Dong-Il Lee, Yongon-Si KR
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20140062317 | LED DRIVING DEVICE AND METHOD FOR DRIVING AN LED BY USING SAME - The present invention relates to an LED driving device and a method for driving an LED by using the same. According to one aspect of the present invention, an LED driving device includes: a light source unit including first to nth LED groups sequentially connected in series; and a driving control unit having first to nth input terminals respectively connected to output terminals of the first to nth LED groups for controlling each of first to nth input currents which are inputted to the first to nth input terminals through first to nth current sensing signals generated by reflecting the first to nth input currents at predetermined ratios. | 03-06-2014 |