Cho, Daejon
Cheol-Hye Cho, Daejon KR
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20090264064 | METHOD AND SYSTEM FOR SERVICE ANNOUNCEMENT USING MBMS MULTICAST BEARER - There is provided a method for a multimedia broadcast/multicast service (MBMS) announcement to provide a service announcement document in a broadcast multicast service center (BM-SC) of a MBMS system, including the steps of: generating a service announcement document; searching a service announcement area; setting a session for providing the service announcement document to the searched service area by setting a MBMS multicast bearer; transmitting a corresponding service announcement document to the service announcement area, wherein the service announcement document includes an announcement area directories according to service announcement areas, and the announcement area directory includes service directories according to services provided to corresponding service announcement areas as a lower directory. | 10-22-2009 |
20100077088 | SYSTEM FOR CONTROLLING MULTIMEDIA BROADCAST MULTICAST SERVICE FOR LOAD DISTRIBUTION AND CONTROL METHOD THEREOF - Provided is a broadcast multicast service control system capable of distributively processing excessively given load under environments that have to offer MBMS service by linking with several mobile communication networks, and a control method thereof. The service control system provides a multimedia broadcast multicast service including a service announcement function of announcing service information, a security function of executing generation and distribution of keys for user authentication and information protection, and a proxy and transport function of transmitting/receiving control signals and traffics to/from a mobile communication network to provide the multimedia broadcast multicast service, and the service control system includes: a plurality of service control units, a load management unit, a service distribution policy management unit, and a processing load distribution policy management unit. | 03-25-2010 |
Eun Wie Cho, Daejon KR
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20120264147 | Diagnostic Marker for Hepatocellular Carcinoma Comprising Anti-FASN Autoantibodies and a Diagnostic Composition for Hepatocellular Carcinoma Comprising Antigens Thereof - The present invention relates to an autoantibody specifically recognizing the epitope sequence of FASN (fatty acid synthase), more particularly, to the autoantibody or a fragment comprising an antigen-binding site thereof, a diagnostic composition for hepatocellular carcinoma comprising an agent capable of assessing the expression level of the autoantibody, a hybridoma cell line producing the autoantibody, a diagnostic kit for hepatocellular carcinoma comprising the composition, a method for detecting the autoantibody of hepatocellular carcinoma patient using the composition, and a method for screening a therapeutic agent for hepatocellular carcinoma by administering candidate materials for hepatocellular carcinoma treatment to confirm a reduction in the expression level of autoantibody. | 10-18-2012 |
Han-Jin Cho, Daejon KR
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20090013093 | SELF-CONTROLLED FUNCTIONAL MODULE, AND CONTROL METHOD THEREFOR AND SYSTEM USING THE SAME - Provided are a self-controlled functional module, and a control method therefor and a system using the same. The functional module, includes: a data input unit for receiving data; a function process unit for performing a specific function based on input data transmitted through the data input unit; a data output unit for outputting a result processed by the function process unit; and an operation control unit for receiving state information individually from the data input unit and the data output unit and controlling operation start of the function process unit based on state information of the data input unit and the data output unit. | 01-08-2009 |
Il-Yeon Cho, Daejon KR
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20080270128 | Text Input System and Method Based on Voice Recognition - Provided is a text input system and method based on voice recognition. The system includes: an input unit for receiving part of text, i.e., partial text; a voice input unit for receiving entire text of the partial text by voice; a voice recognition preprocessing unit for analyzing the voice inputted through the voice input unit and transmitting the partial text inputted through the input unit with voice analysis information; a voice recognizing unit for creating a list of a recognition candidates by using the partial text transmitted from the voice recognition preprocessing unit, performing a voice recognition and selecting a text among the recognition candidates; and an output unit for outputting a finally voice recognized text. | 10-30-2008 |
20100066664 | WRIST-WORN INPUT APPARATUS AND METHOD - Provided are a wrist-worn input apparatus and method. The apparatus and method can segment meaningful hand gestures using a vibration sound generated by a finger tapping and can issue commands corresponding to the recognized hand gestures, enabling the user to easily input commands to electronic devices. | 03-18-2010 |
In-Kui Cho, Daejon KR
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20110194811 | FIBER OPTIC ROTARY JOINT AND ANTENNA, ANTENNA MEASUREMENT SYSTEM, AND WIRELESS COMMUNICATION SYSTEM - Provided are a fiber optic rotary joint, an antenna having the same, an antenna measurement system, and a wireless communication system. An antenna measurement system includes an electro-optic converting unit for converting an electric signal to an optical signal, a first optical fiber for transferring the converted optical signal from the electro-optic converting unit, a second optical fiber having a diameter larger than the first optical fiber and transferring the optical signal outputted from the first optical fiber, an align unit for aligning the first optical fiber with the second optical fiber, and an opto-electric converting unit for converting the optical signal outputted from the second optical fiber to the electric signal. | 08-11-2011 |
Kwan-Hyun Cho, Daejon KR
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20080270126 | Apparatus for Vocal-Cord Signal Recognition and Method Thereof - Provided are a vocal-cord recognition apparatus and a method thereof. The vocal-cord signal recognition apparatus includes a vocal-cord signal extracting unit for analyzing a feature of a vocal-cord signal inputted through a throat microphone, and extracting a vocal-cord feature vector from the vocal-cord signal using the analyzing data; and a vocal-cord signal recognition unit for recognizing the vocal-cord signal by extracting the feature of the vocal-cord signal using the vocal-cord signal feature vector extracted at the vocal-cord signal extracting means. | 10-30-2008 |
20080288260 | Input/Output Apparatus Based on Voice Recognition, and Method Thereof - Provided is an input/output apparatus based on voice recognition, and a method thereof. An object of the apparatus is to improve a user interface by making pointing input and command execution such as application program control possible according to a voice command of a user possible based on a voice recognition technology without individual pointing input device such as a mouse and a touch pad, and a method thereof. The apparatus includes: a voice recognizer for recognizing a voice command inputted from outside; a pointing controller for calculating a pointing location on a screen which corresponds to a voice recognition result transmitted from the voice recognizer; a displayer for displaying a screen; and a command controller for processing diverse commands related to a current pointing location. | 11-20-2008 |
Moon Hyung Cho, Daejon KR
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20130333942 | PROTECTION PART FOR THE ELECTRONIC CIRCUIT OF A SURVEY METER, AND HIGH RANGE GAMMA-RAY SURVEY METER HAVING SAME INSERTED THEREIN - Provided is a protection part for an electronic circuit of a survey meter and a high range gamma-ray survey meter into which the protection part is inserted, in which the protection part is easily mounted in the survey meter to prevent the electronic circuit from being short-circuited when a conductive material is introduced into the electronic circuit. The protection part includes an insulator part for interrupting electricity other than that used for a signal transmission cable, an elastic stainless steel sheet part inserted into the insulator part, and a cable hole part through which the signal transmission cable passes when the protection part is inserted into the high range gamma-ray survey meter. Also, the protection part is inserted into the high range gamma-ray survey meter such that a telescopic part hole and a display part of the high range gamma-ray survey meter are physically separated from each other. | 12-19-2013 |
Sang-In Cho, Daejon KR
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20090147667 | APPARATUS AND METHOD FOR DETECTING PACKET OF ZERO-PADDED OFDM SIGNAL - Provided is an apparatus and method for detecting a packet of a zero-padded OFDM signal, which are capable of determining if a packet exists in a reception (RX) signal by comparing a cross-correlation value of an OFDM signal delayed by a predetermined sample time, e.g., a zero-padded sample time, with a power value of the RX signal, thereby increasing a packet detection probability and preventing a false alarm. The packet detecting apparatus includes: a cross-correlation calculator for calculating a cross-correlation value of a reception signal received from the outside and delaying the calculated cross-correlation value by a predetermined sample time; a power calculator for calculating a power value of the reception signal; and a packet detector for determining if a packet exists in the reception signal by comparing the delayed cross-correlation value with the calculated power value, and detecting the corresponding packet. | 06-11-2009 |
Seok Heon Cho, Daejon KR
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20110064053 | HANDOVER MANAGEMENT METHOD IN WIRELESS COMMUNICATION SYSTEM - The present invention relates to a handover management method that can reduce a service interruption time due to handover of a mobile station in a wideband wireless access system. A handover management method according to an exemplary embodiment of the present invention includes receiving a handover request message from a serving base station, transmitting a handover response message that includes a basic channel identifier to be allocated to a mobile station, receiving a ranging request message from the mobile station using the basic channel identifier, and using the basic channel identifier to start uplink/downlink communication with the mobile station. | 03-17-2011 |
Seong-Yun Cho, Daejon KR
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20100049439 | APPARATUS FOR INTEGRATED NAVIGATION BASED ON MULTI FILTER FUSION AND METHOD FOR PROVIDING NAVIGATION INFORMATION USING THE SAME - Provided are an integrated navigation apparatus and a method for providing navigation information using the same. The integrated navigation apparatus includes a first filter, a second filter, a mode probability updating unit, a first navigation information calculating unit, a second navigation information calculating unit, a fusion unit and a navigation information fusion unit. | 02-25-2010 |
Suk-He Cho, Daejon KR
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20080219351 | Apparatus of Predictive Coding/Decoding Using View-Temporal Reference Picture Buffers and Method Using the Same - Provided are an apparatus and method for predictive coding/decoding for improving a compression rate of multiview video using one or two additional reference frame buffers. The predictive encoding apparatus includes: a multiview reference picture providing unit for providing a reference picture for a predictive encoding according to temporal and spatial GOP structure information; a prediction unit for creating a vector by predicting which part of the reference picture inputted from the multiview reference picture providing unit is referred by a picture to currently encode; a transforming and quantizing unit for obtaining a difference signal between the predicted signal inputted from the prediction unit and a picture signal to currently encode, transforming the obtained difference signal, quantizing the transformed signal, and compressing the quantized signal; and an entropy encoding unit for encoding the quantized signal and the vectors according to a predetermined scheme and outputting the encoded signal. | 09-11-2008 |
Suk-Hee Cho, Daejon KR
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20100161686 | METADATA STRUCTURE FOR STORING AND PLAYING STEREOSCOPIC DATA, AND METHOD FOR STORING STEREOSCOPIC CONTENT FILE USING THIS METADATA - Provided is a method for storing stereoscopic contents. The method includes storing stereoscopic video media information related to fragment information of the stereoscopic contents as metadata information required for reproducing the stereoscopic contents, and storing elementary streams of the stereoscopic contents. | 06-24-2010 |
20100217785 | METADATA STRUCTURE FOR STORING AND PLAYING STEREOSCOPIC DATA, AND METHOD FOR STORING STEREOSCOPIC CONTENT FILE USING THIS METADATA - Provided is a metadata structure for storing and re-producing stereoscopic data and a method for storing a stereoscopic content file based on the metadata structure. The stereoscopic content file storing method includes storing streams of the stereoscopic contents; and, when the stereoscopic content has more than two elementary streams, storing information for dividing the elementary streams into a main track and a supplementary track. | 08-26-2010 |
20110261877 | STEREOSCOPIC VIDEO ENCODING/DECODING APPARATUSES SUPPORTING MULTI-DISPLAY MODES AND METHODS THEREOF - Provided is a stereoscopic video encoding and/or decoding apparatus that supports multi-display modes, the encoding/decoding method thereof and computer-readable recording medium for recording a program that implements the encoding/decoding method. The encoding apparatus of this research incorporates: a field separating means for separating right and left-eye input images into an odd field of the left-eye image (LO), even field of the left-eye image (LE), odd-numbered field (RO) of the right-eye image, and even-numbered field (RE) of the right-eye image; an encoding means for encoding the fields separated in the field separating means by performing motion and disparity compensation; and a multiplexing means for multiplexing the essential fields among the fields received from the encoding means, based on the user display information. | 10-27-2011 |
20110268193 | ENCODING AND DECODING METHOD FOR SINGLE-VIEW VIDEO OR MULTI-VIEW VIDEO AND APPARATUS THEREOF - Provided are encoding and decoding methods for a single-view video or a multi-view video and apparatuses thereof. The multi-view encoding method includes performing motion and disparity estimation based on a base image, a supplementary image, and a reference image, generating residual data using the reference image and the motion and disparity estimated data, down sampling the residual data, and transforming and quantizing the down sampled residual data using a discrete cosine transformation (DCT) method. | 11-03-2011 |
20130114699 | APPARATUS OF PREDICTIVE CODING/DECODING USING VIEW-TEMPORAL REFERENCE PICTURE BUFFERS AND METHOD USING THE SAME - Provided are an apparatus and method for predictive coding/decoding for improving a compression rate of multiview video using one or two additional reference frame buffers. The predictive encoding apparatus includes: a multiview reference picture providing unit for providing a reference picture for a predictive encoding according to temporal and spatial GOP structure information; a prediction unit for creating a vector by predicting which part of the reference picture inputted from the multiview reference picture providing unit is referred by a picture to currently encode; a transforming and quantizing unit for obtaining a difference signal between the predicted signal inputted from the prediction unit and a picture signal to currently encode, transforming the obtained difference signal, quantizing the transformed signal, and compressing the quantized signal; and an entropy encoding unit for encoding the quantized signal and the vectors according to a predetermined scheme and outputting the encoded signal. | 05-09-2013 |
Wonjin Cho, Daejon KR
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20150028795 | Energy storage apparatus - An energy storage apparatus includes an input unit connected to a solar cell to receive a DC power, a sensing unit for sensing and outputting a voltage of the solar cell, a signal generating unit for generating a periodic signal whose magnitude is periodically changed, a voltage generating unit for variously generating a reference voltage corresponding to the periodic signal, a control signal generating unit for generating a duty control signal by using regions in which the periodic signal has a magnitude lower than or higher than the reference voltage, a charging unit for performing a charging operation by means of an on/off switching operation according to the duty control signal, a battery unit for charging an energy by means of the charging operation of the charging unit, and a main control unit configured to control so that the charging operation is initiated with a reference voltage. | 01-29-2015 |
Yong-Hee Cho, Daejon KR
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20100073246 | SYSTEM AND METHOD FOR MEASURING ANTENNA RADIATION PATTERN IN FRESNEL REGION BASED ON PHI-VARIATION METHOD - Provided is a system and method for measuring an antenna radiation pattern in a Fresnel region based on a phi-variation method. The system includes a rotator for changing angles of a reference antenna and a target antenna; a vector network analyzer for obtaining radiation pattern data in accordance with transmission/reception radio frequency (RF) signals between the reference antenna and the target antenna; a measurement unit for calculating a far-field radiation pattern based on the radiation pattern data received from the vector network analyzer; and a controller for controlling the rotator according to a measurement angle transmitted from the measurement unit. | 03-25-2010 |
20100085267 | MONOPOLE ANTENNA - Provided is a small monopole antenna, which can generate a plurality of resonant frequencies, have a high antenna efficiency, and be easily installed. The antenna includes a first antenna element formed of a coaxial cable; a second antenna element sealing the first antenna element and sharing a feed point with the first antenna element; and a feeder cable for feeding electric power to the feed point. This antenna is applied as a small antenna. | 04-08-2010 |
Yong-Heui Cho, Daejon KR
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20090160706 | SYSTEM AND METHOD FOR MEASURING ANTENNA RADIATION PATTERN IN FRESNEL REGION - There is a provided a system for measuring an antenna radiation pattern in a Fresnel region, including: a fixed antenna and a movable antenna located in the Fresnel region to acquire a far-field radiation pattern; a moving unit for moving upward or downward to adjust a measuring angle of the movable antenna; a rotation unit to rotate a rotation shaft horizontally; a vector network analyzing unit for outputting an radio frequency (RF) signal to one of the fixed antenna and the movable antenna as a transmission antenna, receiving the RF signal received through the other one of the fixed antenna and the movable antenna as a receiving antenna, and detecting a complex value; a control and communication unit for controlling the vector network analyzing unit and a control unit, and performing a data communication; and the control unit for providing a vertical/horizontal rotation force to the moving unit and the rotation unit under a control of the control and communication unit. | 06-25-2009 |
Young-Ho Cho, Daejon KR
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20110148554 | ELECTROMAGNETIC MULTI-AXIS ACTUATOR - An electromagnetic multi-axis actuator, which can realize small size, light weight and low power consumption while being capable of performing multi-axis motion by overcoming limitations in a driving range, compared to a typical electrostatic actuation scheme or a typical electric motor actuating scheme. The electromagnetic multi-axis actuator includes an actuating unit ( | 06-23-2011 |