Hyuncheol
Hyuncheol Cho, Seoul KR
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20150208523 | DISPLAY DEVICE - Provided is a display device which may include a display panel having a long side in a first direction, a short side in a second direction, and a thickness in a third direction, a back cabinet disposed in the rear of the display panel, and a case that covers an edge of a front surface of the display panel. The case may include a horizontal case that covers an edge of the front surface of the display panel on a long side of the display panel and a vertical case covering an edge of the front surface of the display panel on a short side of the display panel. The horizontal case and the vertical case may be coupled to each other in a region corresponding to a corner of the display panel, and the horizontal case and the vertical case may be formed of different materials. | 07-23-2015 |
Hyuncheol Jang, Uijeongbu KR
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20150228778 | SEMICONDUCTOR DEVICE HAVING STRUCTURE CAPABLE OF SUPPRESSING OXYGEN DIFFUSION AND METHOD OF MANUFACTURING THE SAME - A semiconductor device is provided. The device includes a substrate; a gate dielectric film formed on the substrate; a gate electrode formed on the gate dielectric film, and source and drain electrodes, wherein a boundary between the gate dielectric film and the substrate is formed with an F (fluorine)-terminated surface to serve as a barrier for preventing oxygen diffusion. | 08-13-2015 |
Hyuncheol Jang, Gunsan-Si KR
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20160035830 | THIN FILM TRANSISTOR AND DISPLAY DEVICE USING THE SAME - A display panel including an oxide thin film transistor is disclosed. In the oxide thin film transistor, a part of the active layer between a source region and a drain region is covered with an etch stopper layer, and the etch stopper layer is partially covered by the first electrode and the second electrode of the oxide thin film transistor. The length in which the etch stopper layer is overlapped by the second electrode is greater than the length in which the etch stopper layer is overlapped by the first electrode to suppress threshold voltage shift in the oxide thin film transistor. | 02-04-2016 |
Hyuncheol Jeong, Daejeon KR
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20130076765 | Image Data Displaying System and Method for Displaying Image Data - Disclosed are an image data display system and a method for displaying image data. A user just inputs the portable storage medium | 03-28-2013 |
Hyuncheol Jeong, Gamdang-Ri KR
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20100140603 | BLUE LIGHT EMITTING COMPOUND AND ORGANIC LIGHT EMITTING DIODE DEVICE COMPRISING THE SAME - A blue light emitting compound is provided. The blue light emitting compound has a structure of the following Chemical Formula 1: | 06-10-2010 |
Hyuncheol Jeong, Seoul KR
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20100154057 | SIP INTRUSION DETECTION AND RESPONSE ARCHITECTURE FOR PROTECTING SIP-BASED SERVICES - The present invention relates to a Session Initiation Protocol (SIP) intrusion detection and response architecture for protecting SIP-based services, and more specifically, to an SIP intrusion detection and response architecture for protecting SIP-based services, in which SIP-based attacks of a new type can be coped with by detecting the SIP-based attacks and SIP traffic anomalies and managing an SIP-aware security device without degrading quality of multimedia, and signal and media channels can be examined through an SIP-aware intrusion prevention system (IPS) for the purpose of preventing an attacker from hindering a call through manipulation of an SIP message and session-hijacking among legitimate users and attempting a toll fraud by detouring authentication. | 06-17-2010 |
20140289848 | METHOD FOR CLASSIFYING PACKING ALGORITHMS USING ENTROPY ANALYSIS - A method for classifying packed executable is provided. The method includes unpacking an input packed executable by using a decompression module included in the packed executable; calculating an entropy value of a memory space on which decompressed code is mounted in the unpacking step; converting the entropy value into symbolic representations; and classifying packing algorithms of the packed executables based on the entropy value converted into symbolic representations. The step of classifying includes inputting the entropy value converted into symbolic representations to a packing classifier which classifies packing algorithms of the packed executables based on similarity between a pattern of the packing classifier and the data converted into the symbolic representations. | 09-25-2014 |
Hyuncheol Kim, Seoul KR
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20120312585 | Soft Electrode Material and Manufacturing Method Thereof - There is provided a soft electrode material including an electrode layer containing a mixture of carbon black and at least one selected from carbon nanotube and graphene, so that the soft electrode material can facilitate various transformation thereof in response to physical transformation of an electrode, such as warpage, elongation, and the like; prevent the rapid reduction in electric conductivity of an electrode while maintaining flexibility and elasticity of the electrode at the time of the transformation; and provide excellent reliability, and thus, electrical-mechanical energy conversion efficiency of a soft electronic component such as an actuator including the soft electrode material, can be increased, and electric conductivity of the electrode layer can be improved as the electrical-mechanical conversion efficiency increases. | 12-13-2012 |
20150343079 | Ultrasound contrast agent with nanoparticles including drug and method for preparing the same - The present invention relates to an ultrasound contrast agent with drug-encapsulating nanoparticles and a method for preparing the same that increase drug delivery capabilities and drug penetration effects. According to the present invention, exposure to the focussed ultrasound triggers the cavitation of an ultrasound contrast agent, resulting in the local release of drug-encapsulating nanoparticles, which are conjugated onto the surface of the ultrasound contrast agent, and enhanced penetration of nanoparticles and drug delivery capabilities. Moreover, the present invention simultaneously and selectively diagnoses and treats cancers by conjugation cancer-targeting ligands on the surface of nanoparticles. | 12-03-2015 |
Hyuncheol Park, Gyeonggi-Do KR
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20130147792 | METHOD AND APPARATUS FOR DISPLAYING A 3D IMAGE IN A MOBILE TERMINAL - A method and apparatus are provided for displaying a three dimensional (3D) image by a mobile terminal. The method includes receiving an object for displaying; identifying attribute information of a content item or application associated with the object; determining a depth of the object based on the attribute information; and displaying the object to reflect the depth. | 06-13-2013 |
20150229905 | METHOD AND APPARATUS FOR DISPLAYING A 3D IMAGE IN A MOBILE TERMINAL - A method and apparatus are provided for displaying a three dimensional (3D) image in a mobile communication terminal. The method includes displaying an image comprising at least one object; sensing a touch gesture selecting an object for changing a three dimensional depth of the object among the at least one object with the image displayed; checking the three dimensional depth of the selected object; determining the three dimensional depth of the selected object based on the checked three dimensional depth; and displaying the selected object reflecting the determined three dimensional depth. | 08-13-2015 |
Hyuncheol Park, Yongin-Si KR
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20080292030 | APPARATUS AND METHOD FOR DECODING SPACE-TIME BLOCK CODED (STBC) SIGNAL - Apparatus and method for decoding a Space-Time Block Coded (STBC) signal. The decoding apparatus includes a channel estimator for estimating a real equivalent channel based on a coded signal; a channel converter for decomposing the real equivalent channel to a unit matrix and a subchannel; a receive signal converter for converting the coded signal to a real equivalent receive signal and converting the real equivalent receive signal to a converted receive signal based on the unit matrix; and a detector for detecting an estimate of a transmit signal by performing a maximum likelihood decoding using the converted receive signal and the subchannel. Since the transmit signal candidates are independent of each other, the complexity of the maximum likelihood decoding can be decreased. With the lowered complexity of the receiver, the power consumption for the decoding can be reduced and the high-speed data can be transmitted more easily in the actual mobile communication environment. | 11-27-2008 |
Hyuncheol Park, Daejeon KR
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20080260381 | COMMUNICATION APPARATUS USING CHAOTIC SIGNAL AND METHOD THEREOF - A communication apparatus using a chaotic signal and a method thereof are provided. The communication apparatus includes a correlator which multiplies source data by one of an optical orthogonal code (OOC) and a prime sequence code (PSC), and outputs transmission data, a transmission signal generating unit which generates a chaotic transmission signal by masking the transmission data with respect to a chaotic signal, and an antenna which transmits the chaotic transmission signal. As a result, multiple accesses are enabled, and a wireless communication system for short-distance operation, which is economic and low power-consuming, is provided. | 10-23-2008 |
20090154458 | REPETITION APPARATUS AND METHOD FOR REPEATEDLY TRANSMITTING AND RECEIVING DATA PACKET USING DIFFERENT PUNCTURING PATTERNS - Provided are repetition apparatus and method for repeatedly transmitting and receiving a data packet using different puncturing patterns to overcome signal attenuation and fading in a high speed mobile environment by repeatedly transmitting the duplicated information bit sequences with parity bits having a different puncturing pattern after channel-encoding the duplicated information bit. The repetition apparatus for repeatedly transmitting a data packet, includes a dual data generator for generating duplicated information bit sequences identical to each of information bit sequences to transmit, a channel encoder for dividing each of the duplicated information bit sequences into a plurality of information bits, and generating coded data packets alternately having a plurality of parity bits according to different puncturing patterns for each of the divided information bits, and a transmitter for transmitting the generated coded data packets sequentially. | 06-18-2009 |
Hyuncheol Song, Seoul KR
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20150185761 | DISPLAY APPARATUS - A display apparatus includes a display panel to display an image, and a variable member to vary a shape of the display panel such that the display panel transforms from at least a first state to a second state, the display panel is bent in the second state. At least one portion of the display panel has a different curvature than another portion of the display panel in the second state. | 07-02-2015 |