Patents Assigned to Chung-Ang University Industry Academic Cooperation Foundation
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Patent number: 7959932Abstract: Provided are G12 human rotaviruses having VP7 gene of SEQ ID NO: 1 or 2 and VP4 gene of SEQ ID NO: 3 or 4; antibodies specific for said rotaviruses; and a vaccine composition containing the same. The antibodies and the vaccine composition are effective for diagnosing rotavirus infection and for treatment of diseases caused by rotavirus.Type: GrantFiled: September 28, 2007Date of Patent: June 14, 2011Assignee: Chung-Ang University Industry Academic Cooperation FoundationInventors: Wonyong Kim, Inseok Lim, Le Van Phan, Sun-Woo Nam, Jung-Hoon Yoon
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Patent number: 7941825Abstract: An efficient near video on demand (NVOD) service for various client environments is provided. The NVOD service method for transmitting video data including moving pictures to a plurality of clients in a network includes identifying a relative network bandwidth “m” of a client with respect to a video playout bandwidth, dividing the video data into data segments having different sizes according to the relative network bandwidth “m” and transmitting the data segments to the client through a plurality of channels.Type: GrantFiled: November 7, 2006Date of Patent: May 10, 2011Assignee: Chung-Ang University Industry-Academic Cooperation FoundationInventors: Ho-Hyun Park, Min-Sung Jung, Jae-Hwa Park, Yi-Chul Kang, Jong-Youl Jeong, Jae-Sik Hwang, Yong-Gu Kim
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Publication number: 20110033566Abstract: The present invention relates to a composition for treating a bacterial infection comprising an extract from a bark of Alnus pendula, or diarylheptanoid compound as an active ingredient. The extract from a bark of Alnus pendula, diarylheptanoid compound of the present composition has a remarkably excellent anti-bacterial activity against bacteria, specifically Staphylococcus aureus. Therefore, the extract and compound of the present invention may be utilized as an active ingredient of drug, cosmetics, functional food and animal feed for treating bacterial infection, in particular an infection of S. aureus.Type: ApplicationFiled: March 11, 2010Publication date: February 10, 2011Applicant: CHUNG-ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Min Won Lee, Sun Eun Choi, Manh Heun Kim, Dong Yeul Kwon, Jang-Gi Choi
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Patent number: 7885462Abstract: An image processing method and system using gain-controllable clipped histogram equalization, in which the image processing method includes the steps of as obtaining a brightness histogram, computing a mean brightness of an image signal, determining a clipping rate based on the mean brightness, determining a clipping threshold based on the clipping rate, obtaining a clipped brightness histogram by clipping frequencies exceeding the clipping threshold in the brightness histogram, obtaining a corrected brightness histogram by correcting the clipped brightness as histogram using the clipping rate as a total gain, obtaining a cumulative histogram from the corrected brightness histogram, and correcting an input image using the cumulative histogram as a transformation function. Accordingly, the clipping rate is adaptively controlled so that image contrast is enhanced.Type: GrantFiled: November 22, 2006Date of Patent: February 8, 2011Assignees: Samsung Electronics Co. Ltd., Chung-Ang University Industry Academic Cooperation FoundationInventor: Joon-Ki Paik
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Patent number: 7881551Abstract: Methods and apparatus are disclosed for digital image restoration. The method including the steps of receiving an external deteriorated image, and generating N restoration images by using a preset PSF and an image restoration filter without computing a PSF of the input deteriorated image, dividing the restoration images into window parts of a predetermined window size, computing absolute values of differences among peripheral pixels within the divided window parts, selecting only a high frequency part, and analyzing focus deterioration; determining weights of the N restoration images, selecting window parts having high weights, and integrating the selected window parts into one image and comparing a degree of restoration of the integrated image with a preset degree of restoration, and outputting the integrated image as a resultant image when the degree of restoration of the integrated image is higher than the preset degree of restoration.Type: GrantFiled: December 15, 2006Date of Patent: February 1, 2011Assignee: Chung-Ang University Industry Academic Cooperation FoundationInventors: Joon-Ki Paik, Jeong-Ho Shin, Maik Vivek, Yoon-Jong Yoo
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Patent number: 7869656Abstract: A statistical image processing system and method for detecting an original image feature and/or a noise feature in an input image using a statistical hypothesis test, thereby estimating the image or noise when an original image is contaminated with the noise, and a recording medium for recording the method, are provided. The method enables existence/non-existence of an image/noise feature in an input image to be accurately detected without information on the magnitude of a sample variance of noise in the input image. In addition, according to the method, the relative amount of noise and/or image feature can be numerically expressed and can be used in the various fields of image processing application.Type: GrantFiled: November 22, 2006Date of Patent: January 11, 2011Assignee: Chung-Ang University Industry Academic Cooperation FoundationInventor: Yeong-Hwa Kim
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Patent number: 7835296Abstract: An analyzing system for measuring and analyzing communication traffic of a network and an analyzing method using the analyzing system are provided. The system includes a data measurement module configured to capture data that influences a change in communication traffic in a network; a measured data functionizing module configured to obtain a probability density or a cumulative distribution; a distribution function database configured to store function information on theoretically generalized distribution; a parameter decision module configured to apply the data to the function information and to decide parameters; and a suitability check module configured to select information similar to the probability density or the cumulative distribution from among the function information.Type: GrantFiled: December 14, 2006Date of Patent: November 16, 2010Assignee: Chung-Ang University Industry-Academic Cooperation FoundationInventors: Tae-Yong Kim, Hyo-Joo Park
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Publication number: 20100190862Abstract: The present invention relates to a composition for treating atopic dermatitis comprising hirsutenone as an active ingredient. Hirsutenone as the active ingredient of the present composition decreases the number of eosinophil and the level of IgE increased in atopic dermatitis and remarkably reduces expression amounts of immune regulatory cytokine (e.g., IL-4, IL-5 and IL-13) associated with atopic dermatitis. In addition, hirsutenone decreases COX-2 and iNOS expression. Hirsutenone as the active ingredient of the present composition could be effectively used in drugs, cosmetics and foods for treating atopic dermatitis or relieving a symptom of atopic dermatitis.Type: ApplicationFiled: May 19, 2009Publication date: July 29, 2010Applicant: CHUNG-ANG University Industry Academic Cooperation FoundationInventors: Min Won Lee, Young Wook Choi, Seong Jun Seo, Do Ik Lee, Hyoweon Bang, Chung Soo Lee, Jong Chan Lee, Soon-Chul Myung, Mi-Kyung Lee, Seong Soo Joo, Sun Eun Choi
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Publication number: 20100190729Abstract: The present invention relates to a composition for treating atopic dermatitis comprising hirsutanonol as an active ingredient. Hirsutanonol or oregonin as the active ingredient of the present composition decreases the number of eosinophil increased in atopic dermatitis and regulates expression amounts of immune regulatory cytokines, IL-4, IL-5, IL-10 and IL-13 associated with atopic dermatitis. In addition, hirsutanonol and oregonin increase MBD (mouse beta-defensin)-1, MBD-2 and MBD-3 expression and decrease COX-2 and iNOS expression in mouse animal model of atopic dermatitis. Hirsutanonol and oregonin as the active ingredient of the present composition could be effectively used in drugs, cosmetics and foods for treating atopic dermatitis.Type: ApplicationFiled: May 19, 2009Publication date: July 29, 2010Applicant: CHUNG-ANG University Industry Academic Cooperation FoundationInventors: Min Won Lee, Young Wook Choi, Seong Jun Seo, Do Ik Lee, Hyoweon Bang, Chung Soo Lee, Jong Chan Lee, Soon-Chul Myung, Mi-Kyung Lee, Seong Soo Joo, Sun Eun Choi
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Publication number: 20100182128Abstract: Provided is a tag identification method in an RFID system. A tag identification method generates a query tree according to a query and a response between an RFID reader and a tag to identify the tag. In the method, a query message is transmitted from the RFID reader to the tag. A response message for the query message is received from the tag. Herein, the query tree is generated in the reverse order of a string owned by the tag. The query tree is generated in the reverse order of the tag IDs in the query tree-based protocol to reduce the frequency of collisions between the tags, thereby making it possible to reduce the time taken to identify all the tags within the recognizable range of the RFID reader.Type: ApplicationFiled: October 16, 2008Publication date: July 22, 2010Applicant: Chung-Ang University Industry-Academic Cooperation FoundationInventors: Sung Kwon Kim, Jae-Dong Shin, Jung Sik Cho
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Publication number: 20100047278Abstract: Provided are G12 human rotaviruses having VP7 gene of SEQ ID NO: 1 or 2 and VP4 gene of SEQ ID NO: 3 or 4; antibodies specific for said rotaviruses; and a vaccine composition containing the same. The antibodies and the vaccine composition are effective for diagnosing rotavirus infection and for treatment of diseases caused by rotavirus.Type: ApplicationFiled: September 28, 2007Publication date: February 25, 2010Applicant: Chung-Ang University Industry Academic Cooperation FoundationInventors: Wonyong Kim, Inseok Lim, Le Van Phan, Sun-Woo Nam, Jung-Hoon Yoon
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Patent number: 7643026Abstract: Disclosed herein is an apparatus and method for deforming a curved surface using a three-dimensional target curve. The curved surface deformation apparatus of the present invention includes object curved surface selection means, sample vertex extraction means, basis function calculation means, target curve input means, control point variation calculation means, and object curved surface deformation means. The object curved surface selection means selects all or part of the curved surface of the NURBS model. The sample vertex extraction means extracts a plurality of vertexes from the object curved surface. The basis function calculation means calculates a basis function of the object curved surface. The target curve input means inputs a target curve, composed of a plurality of target. The target curve projection means projects the target curve onto the object curved surface.Type: GrantFiled: January 12, 2007Date of Patent: January 5, 2010Assignee: Chung-Ang University Industry-Academic Cooperation FoundationInventors: Young Ho Chai, Jung Hoon Kwon, Jeong In Lee
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Publication number: 20090252629Abstract: The present invention relates to a pump and pumping system for a microfluidic lab-on-a-chip, and a fabricating method thereof. An exemplary embodiment of the present invention provides a method of fabricating a pump for microfluidic lab-on-a-chips, the method including: infiltrating PDMS (polydimethylsiloxane) solution into a porous lump of water-soluble material; performing soft baking of the porous lump of water-soluble material containing the PDMS solution; and dissolving the porous lump of water-soluble material via water to obtain a porous PDMS structure.Type: ApplicationFiled: April 3, 2009Publication date: October 8, 2009Applicants: POSTECH ACADEMY-INDUSTRY FOUNDATION, CHUNG-ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Tai-Hun KWON, Dong-Sung KIM, Kyoung-Je CHA
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Publication number: 20090231447Abstract: Provided are an apparatus and method for generating panorama images and an apparatus and method for tracking an object using the same. The apparatus for generating panorama images estimates regional motion vectors with respect to respective lower regions set in an image frame, determines a frame motion vector by using the regional motion vectors based on a codebook storing sets of normalized regional motion vectors corresponding to a camera's motion and then accumulates motion mediating variables computed with respect to respective continuous image frames to determine an overlapping region, and matches the overlapping regions to generate a panorama image. The apparatus for tracking an object sets the panorama image generated by the apparatus for generating panorama images as a background image, and determines an object region by averaging pixel value difference values between pixels that constitute a captured input image and corresponding pixels in the panorama image.Type: ApplicationFiled: March 12, 2009Publication date: September 17, 2009Applicant: Chung-Ang University Industry-Academic Cooperation FoundationInventors: Joon-Ki Paik, Kyoung-Ju Park, In-Ho Paek
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Publication number: 20070229544Abstract: Disclosed herein is an apparatus and method for deforming a curved surface using a three-dimensional target curve. The curved surface deformation apparatus of the present invention includes object curved surface selection means, sample vertex extraction means, basis function calculation means, target curve input means, control point variation calculation means, and object curved surface deformation means. The object curved surface selection means selects all or part of the curved surface of the NURBS model. The sample vertex extraction means extracts a plurality of vertexes from the object curved surface. The basis function calculation means calculates a basis function of the object curved surface. The target curve input means inputs a target curve, composed of a plurality of target. The target curve projection means projects the target curve onto the object curved surface.Type: ApplicationFiled: January 12, 2007Publication date: October 4, 2007Applicant: CHUNG-ANG UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Young Ho Chai, Jung Hoon Kwon, Jeong In Lee
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Patent number: 7251356Abstract: A method for estimation of a fundamental matrix by selecting sets of correspondence points is provided. According to the method, an entire image is divided into several sub-regions, and the number of the inliers in each sub-region and the area of each region is examined. The standard deviation are used as quantitative measures to select a proper inlier set. This method achieves a more precise estimation of the fundamental matrix than conventional method does.Type: GrantFiled: November 10, 2003Date of Patent: July 31, 2007Assignee: Chung-ang University Industry Academic Cooperation FoundationInventors: Jung-Kak Seo, Cheung-Woon Jho, Hyun-Ki Hong
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Publication number: 20060271611Abstract: Provided is a synchronization apparatus and method for a receiver that performs synchronization in a digital domain and detects a transmission signal. The synchronization apparatus includes an Analog-to-Digital (A/D) converter for converting a received signal into a digital signal, a frequency synchronizer for synchronizing a frequency using the digital signal output from the A/D converter, a signal detection unit for detecting a transmission symbol from a signal synchronized by the frequency synchronizer, and a residual phase detector for compensating for a residual phase of the transmission symbol output from the signal detection unit and outputting the resulting transmission symbol. The frequency synchronizer is capable of accurately and efficiently compensating for a frequency offset by minimizing the time delay caused by subcarrier synchronization using an improved CORDIC algorithm.Type: ApplicationFiled: April 27, 2006Publication date: November 30, 2006Applicants: SAMSUNG ELECTRONICS CO., LTD., CHUNG-ANG UNIVERSITY INDUSTRY ACADEMIC COOPERATION FOUNDATIONInventors: Jong-Han Kim, Kyu-In Lee, Yong-Soo Cho, Jae-Kon Lee, Hwan-Seok Song
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Patent number: 7118913Abstract: The present invention relates to expression vectors containing in vivo urea cycle enzyme gene; transformants thereof; and the use of transformants for protein overexpression. During the overexpression of protein, if the animal cell transformed with expression vectors of the present invention is used, amounts of ammonia accumulation within cell culture medium will decrease and cell growth rate will increase, thus, it is advantageous to be capable of obtaining desired protein in high yields.Type: GrantFiled: August 24, 2001Date of Patent: October 10, 2006Assignee: Chung-Ang University Industry Academic Cooperation FoundationInventors: Hong-Jin Kim, Myung-II Chung, Ik-Hwan Kim, Ick-Young Kim
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Patent number: 7068593Abstract: A frequency synchronization apparatus for an orthogonal frequency division multiplexing (OFDM) communication system includes a radio frequency (RF) receiving module for receiving OFDM signal, an analog/digital (A/D) converter connected to the RF receiving module, the A/D converter converting the OFDM signal into a digital signal, a frequency synchronization module connected to the A/D converter, the frequency synchronization module synchronizing carrier frequency, a Fast Fourier Transformer (FFT) connected to the frequency synchronization module, the FFT performing fast Fourier transformation to symbols from the frequency synchronization module, a channel estimation module connected to the FFT, the channel estimation module estimating channel response, an equalizer connected to the FFT and the channel estimation module, the equalizer equalizing channel, a residual phase tracking module connected to the equalizer, the residual phase tracking module tracking residual phase, a demodulator connected to the residuType: GrantFiled: November 26, 2001Date of Patent: June 27, 2006Assignee: Chung-Ang University Industry Academic Cooperation FoundationInventors: Yong Soo Cho, Kyung Won Park