Wang, Gyeonggi-Do
Bok Kwon Wang, Gyeonggi-Do KR
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20090031632 | Automatic system for folding wings of automatic revolving door - An automatic folding structure of a revolving wing for an automatic revolving door having a dispersion unfolding structure is provided, in which a thread shaft rotated by an operation motor is longitudinally formed at an upper side of a crossbar crossing an inner body, and a moving member which moves based on a rotation of the thread shaft is engaged at the thread shaft, and the moving member is connected with the moving rod of a slider formed at the revolving wing, and the revolving wing is automatically folded or unfolded based on the movements of the moving member and the slider by rotating the thread shaft with the driving operation of the operation motor, so that the opening and recovering states are variably performed with respect to the revolving wing. | 02-05-2009 |
20090119996 | Power transmitting system for rotary wings of automatic revolving door - A revolving driving force structure of a revolving wing for an automatic revolving door is provided, in which a revolving door of an automatic revolving door having an inner body with a revolving door at an inner side of an outer body provided at a front end of a transparent wall member is generated based on a rotation roller protruded from the inner body and by an operation motor which rotates the rotation door, and the rotation roller is supported on an inner support protrusion, and it is possible to prevent any safety accident based on a stable rotation of the inner body and the revolving wing and a constant gap during the rotation of the revolving wing, and a simple structure can be obtained, and a durability and life span increase without any load. | 05-14-2009 |
20090293362 | Automatic revolving door having a system for distributed unfoldment of rotary wings - An automatic revolving door having a dispersion unfolding structure of a revolving wing is disclosed, in which each revolving wing is engaged at a lower side of an upper plate driven by a driving motor with the revolving wings being divided at regular angles, and an upper outer side of the revolving wing is hinged at an outer end of the support of the upper plate, and the upper inner side of the revolving wing is slidable at a lower side of the cross bar of the upper plate, and each revolving wing is unfolded in the direction of the outer wall member with respect to the outer front end. | 12-03-2009 |
Gi Nam Wang, Gyeonggi-Do KR
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20130127444 | APPARATUS AND METHOD FOR DISTINGUISHING BETWEEN TACK-WELDING AND WELDING - An apparatus and method for distinguishing between tack-welding and welding are provided. The apparatus for distinguishing between tack-welding and welding includes: a current sensor configured to detect arc current of a welder; and a distinguish control unit configured to distinguish whether a welding operation performed by the welder is tack-welding or welding based on the arc current detected by the current sensor for a predefined period of time. Accordingly, the amount of work performed by a welding worker can be fairly and accurately evaluated. | 05-23-2013 |
20130132059 | MULTIPLE PLC SIMULATION SYSTEM - A multiple programmable logic controller (PLC) simulation system is provided. The multiple PLC simulation system includes a plurality of personal computers (PCs), each being configured to comprise a different software PLC which is one of a plurality of PLCs implemented as software in an effort to verify a plurality of PLC codes that generate a PLC input signal and a PLC output signal for controlling lines and equipment of an automated manufacturing system; and a simulation device configured to be connected to a plurality of the PCs over a network, and to perform simulation for verification of a plurality of the PLC codes using an input/output model and a graphic model where the input/output model defines as discrete events operation states of the lines and the equipment which are controlled according to the PLC output signals received from a plurality of the software PLCs and PLC input signals in accordance with the operation states, and the graphic model represents graphically motion change of the lines and the equipment in accordance with a change of operation states using pieces of motion graphic data of the lines and the equipment which correspond to the operation states and the graphic model generates PLC input signals including information on the motion change of the lines and the equipment. | 05-23-2013 |
20140055273 | METHOD OF ALARMING ABNORMAL STATE OF AUTOMATED MANUFACTURING SYSTEM BASED ON PLC SIGNAL PATTERN - A method of alarming an abnormal state of a line of an automated manufacturing system using a programmable logic controller (PLC) signal pattern is provided. The method includes obtaining a plurality of change sequences of a plurality of PLC signals for control of the line in a normal operating system by repeating a cycle for which the line is sequentially controlled by the PLC signals that are transmitted and received between a PLC and the line according to an operation of PLC internal logic; acquiring a reference sequence from a plurality of the change sequences, wherein the reference sequence indicates an order of change of a plurality of the PLC signals for control of the line in a normal operating state; and determining whether the line is in a normal operating state or an abnormal operating system based on whether or not the reference sequence is matched with a change sequence of a plurality of PLC signals for control of the line in use after the acquisition of the reference sequence, and outputting a determination result. | 02-27-2014 |
20150268655 | METHOD OF AUTHETICATING INTERLOCK FUNCTION OF PLC CONTROL PROGRAM USING SMV - Provided is a method of verifying an interlock function of a PLC control program which includes transforming the PLC control program into a control intermediate model, simplifying the control intermediate model using information on an output signal list of output signals among a plurality of output signals outputted from the PLC driving system as the PLC control program is driven, transforming the PLC driving system and the simplified control intermediate model into a finite state machine (FSM) form, and verifying in relays of checking whether a situation in which the output signals of the output signal list causing the erroneous situation are turned on (ON) at the same time occurs in the control intermediate model simplified to the FSM form using a symbolic model verifier (SMV) and modifying the PLC control program. | 09-24-2015 |
In-Soo Wang, Gyeonggi-Do KR
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20120008398 | NONVOLATILE MEMORY DEVICE - A nonvolatile memory device includes a plurality of global word lines, a plurality of transistors configured to transfer voltages of the global word lines to a plurality of local word lines inside a cell block, and a voltage control unit configured to supply a first negative voltage to a global word line of the plurality of global word lines and configured to charge a bulk region of the plurality of transistors with a second negative voltage. | 01-12-2012 |
Jianpu Wang, Gyeonggi-Do KR
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20080252200 | Display device and method of making display device - A display device with increased lifespan is presented. The device includes a plurality of thin film transistors, a passivation layer formed on the thin film transistors, a plurality of pixel electrodes formed on the passivation layer and electrically connected to the thin film transistors, and a wall dividing the pixel electrodes. The wall has a main section and an auxiliary section that is lower than the main section. A caved-in section is disposed between the main section and the auxiliary section. An organic layer is formed on the pixel electrodes. | 10-16-2008 |
20090256474 | DISPLAY DEVICE AND METHOD OF MAKING DISPLAY DEVICE - A display device with increased lifespan is presented. The device includes a plurality of thin film transistors, a passivation layer formed on the thin film transistors, a plurality of pixel electrodes formed on the passivation layer and electrically connected to the thin film transistors, and a wall dividing the pixel electrodes. The wall has a main section and an auxiliary section that is lower than the main section. A caved-in section is disposed between the main section and the auxiliary section. An organic layer is formed on the pixel electrodes. | 10-15-2009 |
Jong-Hyun Wang, Gyeonggi-Do KR
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20140062583 | INTEGRATED CIRCUIT AND METHOD OF OPERATING THE SAME - An integrated circuit includes a first internal voltage generation unit configured to generate a first voltage and output the first voltage through an internal voltage terminal in an active operation period, a second internal voltage generation unit configured to generate a second voltage and output the second voltage through the internal voltage terminal in an initial section of a standby operation period, and a third internal voltage generation unit configured to generate a third voltage and output the third voltage through the internal voltage terminal in the remaining section of the standby operation period. | 03-06-2014 |
Ki-Cheol Wang, Gyeonggi-Do KR
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20090169069 | Apparatus for Inputting Optical Data Using Optical Fiber - Disclosed herein is an apparatus for inputting optical data. The optical data input apparatus includes an image sensor, a bundle of optical fibers, and a light emission device. One end surface of the bundle of optical fibers is arranged close to the image sensor, and the other end surface of the bundle of optical fibers is arranged close to an image acquisition surface. The light emission device radiates light onto the image acquisition surface. The end surface (light receiving surface) of the bundle of optical fibers, which is arranged close to the image acquisition surface, is spaced apart from the image acquisition surface. Optical signals radiated by the light emission device are radiated to a space between the image acquisition surface and the light receiving surface, are reflected or scattered on the image acquisition surface, and are received by the bundle of optical fibers. | 07-02-2009 |
Sangjin Wang, Gyeonggi-Do KR
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20160062125 | HEAD-MOUNTED DISPLAY DEVICE - A head-mounted display device is provided. The head-mounted display device includes: a frame having one surface formed to face a user's face; a wearing part formed to be coupled to at least a part of the frame so as to allow the frame to be fixed to the face; a mounting part formed in a cavity structure so that an external electronic device is capable of being mounted on the other surface of the frame; and one or more fastening parts that fix the external electronic device to the mounting part, wherein the fastening parts has an inclined opening angle. | 03-03-2016 |
20160062454 | HEAD-MOUNTED DISPLAY APPARATUS - A head-mounted display apparatus may include: a main frame, one surface of which faces a user's face; and a support part coupled to at least part of the main frame to fix the main frame to the user's face, wherein the main frame has a cavity structure such that an electronic device is mounted on an opposite surface thereof and includes a position adjustment part for adjusting the position of an electronic device, and a structure for preventing the electronic device from being tilted during the position adjustment is included in the interior of the main frame. | 03-03-2016 |
Sang-Jin Wang, Gyeonggi-Do KR
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20130141337 | KEYPAD FASTENING APPARATUS - A keypad fastening apparatus for a portable terminal includes: a housing; a keypad positioned on the housing; and a fastening arrangement configured to fasten the keypad to the housing, the fastening arrangement being positioned along the periphery of the keypad. In the fastening arrangement, a plurality of fasteners are attached to the housing and positioned at least in a part of the periphery of the keypad, in which each of the fasteners is provided with an anti-release part configured to prevent the vertical escaping of the keypad, which is caused when the keypad is pushed. | 06-06-2013 |
Tae-Ho Wang, Gyeonggi-Do KR
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20160105431 | METHOD OF PROVIDING SNS-GROUP INVITING SERVICE AND SNS SERVER THEREFOR - A method for registering a device to a server is provided. The method includes connecting a first device to a second device, the first device having been registered to the server; receiving, by the first device, device information of the second device from the second device; transmitting, by the first device, the device information of the second device to the server; receiving, by the first device, information for authentication of the second device based on the device information of the second device from the server; and transmitting, if the information for authentication of the second device is received, the information for authentication of the second device to the second device. | 04-14-2016 |
Tae-Jin Wang, Gyeonggi-Do KR
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20110156772 | INTERFACE APPARATUS FOR SEMICONDUCTOR INTEGRATED CIRCUIT AND INTERFACING METHOD THEREOF - An interface apparatus for a semiconductor integrated circuit and an interfacing method thereof controls the VOX of differential signals to a target level in response to the differential signals being outputted by an output block. The interface apparatus for a semiconductor integrated circuit includes an output block configured to output differential signals output by an internal circuit a detector configured to detect a timing error of the differential signals; and a controller configured to control a timing of the differential signals output by the internal circuit according to a detection result of the detector. | 06-30-2011 |
Taejoong Wang, Gyeonggi-Do KR
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20150184619 | SYSTEM FOR RECIRCULATING ENGINE EXHAUST GAS - The present disclosure relates to a system for recirculating engine exhaust gas, and more particularly, to a system for recirculating engine exhaust gas, which mixes a part of exhaust gas discharged from an engine with air for combustion, and recirculates the mixture, thereby inhibiting nitrogen oxide (NOx) from being generated. Therefore, a technical problem to be achieved in the present disclosure is to provide a system for recirculating engine exhaust gas which may have a simplified structure. In addition, another object of the present disclosure is to provide a system for recirculating engine exhaust gas, which improves output of an engine by increasing an amount of intake air, and further improves fuel efficiency. | 07-02-2015 |
20150267725 | ENGINE SYSTEM UTILIZING HYDRAULIC PRESSURE - An engine system utilizing a hydraulic pressure includes an engine, a hydraulic system having at least one hydraulic pump discharging a hydraulic oil for operating an actuator and a hydraulic oil tank storing the hydraulic oil returned from the actuator, a hydraulic power transmission device connected to a hydraulic line between the hydraulic pump and the hydraulic oil tank and configured to transmit a hydraulic pressure of the hydraulic oil as a driving source, and a vehicular auxiliary device driven by using the hydraulic pressure transmitted from the hydraulic power transmission device as the driving source. | 09-24-2015 |
Tae Joong Wang, Gyeonggi-Do KR
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20130298553 | EXHAUST GAS RECIRCULATION APPARATUS FOR HEAVY CONSTRUCTION EQUIPMENT - An exhaust gas recirculation apparatus for heavy construction equipment of the present disclosure, includes: a hybrid EGR line which introduces a part of exhaust gas from an exhaust manifold into a compressor so as not to pass through a turbine; and a hybrid EGR valve which is provided in the hybrid EGR line, and controlled to be opened and closed so that a part of the exhaust gas discharged from the exhaust manifold is introduced into an inlet of the compressor. | 11-14-2013 |
20150037178 | TURBO COMPOUND SYSTEM FOR VEHICLE - The present disclosure relates to a turbo compound system for a vehicle which recovers emission gas energy of an engine, and particularly, to a turbo compound system for a vehicle which may recover emission gas energy and provide the energy to various auxiliary devices for a vehicle in various forms. In addition, the present disclosure relates to a turbo compound system for a vehicle in which recovered emission gas energy is transferred directly to auxiliary devices for a vehicle without passing through a crank shaft for a vehicle, thereby preventing deterioration of fuel efficiency or output reduction, and simplifying facility and control. | 02-05-2015 |
Tae-Shick Wang, Gyeonggi-Do KR
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20110176744 | Apparatus and method for image interpolation using anisotropic gaussian filter - An apparatus and method for image interpolation using an anisotropic Gaussian filter, the image interpolation apparatus including: an edge information calculator calculating a first edge orientation that is an orientation of an edge of each of a plurality of pixels that constitute an input low resolution image, and first edge orientation energy that is a maximal strength of the edge corresponding to the first edge orientation; an image enlarging unit calculating a second edge orientation and second edge orientation energy of each of pixels to be interpolated, which are obtained by subtracting reference pixels corresponding to each of the pixels of the low resolution image among a plurality of pixels that constitute the high resolution image that is obtained by enlarging the low resolution image, based on the first edge orientation and the first edge orientation energy of the adjacent reference pixels; and a pixel value calculator calculating a value of each of the pixels to be interpolated, by using an interpolation filter having a direction and a width determined according to the second edge orientation and the second edge orientation energy of each of the pixels to be interpolated. The Gaussian filter having a direction and a width that are adaptively adjusted according to an orientation and strength of an edge is used to interpolate values of pixels of a high resolution image that is obtained by image enlargement so that deterioration of image quality can be minimized with a small amount of calculation and an image with high quality and high resolution can be generated. | 07-21-2011 |
Weixin Wang, Gyeonggi-Do KR
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20130318358 | APPARATUS FOR GENERATING SECURE KEY USING DEVICE AND USER AUTHENTICATION INFORMATION - A secure key generating apparatus comprising an ID calculating unit receiving a primitive ID from a first storage device and calculating a first media ID, (a unique identifier of the first storage device), from the first primitive ID; a user authentication information providing unit providing user authentication information for authenticating the current; and a secure key generating unit for generating a first Secure Key using both the first media ID and the first user's authentication information. The Secure Key is used to encrypt/decrypt content stored in the first storage device. The secure key generating unit generates a first different Secure Key using a second media ID of a second storage device, and generates a second different Secure Key using second user's user authentication information. Only the first Secure Key can be used to decrypt encrypted content stored in the first storage device that was encrypted using the first Secure Key. | 11-28-2013 |
Xiao Feng Wang, Gyeonggi-Do KR
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20090322200 | Nano Filament Structure and Methods of Forming the Same - Provided are a nano filament structure and a method of forming the nano filament structure. The nano filament structure includes a first layer disposed on a substrate, a second layer having a gap of nanometer size disposed on the first layer, a catalyst layer interposed between the first layer and the second layer, and a nano filament. One end of the nano filament is in contact with the catalyst layer and grows by penetrating the gap of the second layer | 12-31-2009 |
Youn-Kyung Wang, Gyeonggi-Do KR
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20080305636 | METHOD OF FORMING FINE PATTERN EMPLOYING SELF-ALIGNED DOUBLE PATTERNING - There are provided a method of forming a fine pattern employing self-aligned double patterning. The method includes providing a substrate. First mask patterns are formed on the substrate. A reactive layer is formed on the substrate having the first mask patterns. The reactive layer adjacent to the first mask patterns is reacted using a chemical attachment process, thereby forming sacrificial layers along outer walls of the first mask patterns. The reactive layer that is not reacted is removed to expose the sacrificial layers. Second mask patterns are formed between the sacrificial layers adjacent to sidewalls of the first mask patterns facing each other. The sacrificial layers are removed to expose the first and second mask patterns and the substrate exposed between the first and second mask patterns. The substrate is etched using the first and second mask patterns as an etching mask. | 12-11-2008 |