Patents Assigned to Korea University Industrial & Academic Collaboration Foundation
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Patent number: 8396324Abstract: Provided are a method and apparatus for processing an image. The method includes receiving a first luminance image of an image including airlight, which is a type of light that occurs in a foggy environment, and generating an airtight map based on a ratio between an average luminance of the first luminance image, and a standard deviation; and removing the airtight by subtracting the airtight map from the first luminance image and outputting a second luminance image. According to the present invention, airlight components may be effectively removed.Type: GrantFiled: May 7, 2009Date of Patent: March 12, 2013Assignees: Samsung Techwin Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Bong-hyup Kang, Dong-jun Kim, Chang-won Jeon, Hanseok Ko
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Patent number: 8374542Abstract: A data transmission system transmitting data using a relay is provided. The relay selects a transmission terminal from a plurality of terminals connected to a base station. During a first time slot, the base station transmits base station data to the relay and the transmission terminal transmits terminal data to the relay. The relay transmits the terminal data to the base station and transmits the base station data to the transmission terminal during a second time slot.Type: GrantFiled: July 24, 2012Date of Patent: February 12, 2013Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Jun Il Choi, Chang Soon Park, Ki-Hong Park, Young-Chai Ko, Jin Hee Lee
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Patent number: 8338167Abstract: A pressure controllable incubation system is provided for constantly maintaining a concentration of carbon dioxide while keeping a pressure chamber, in which living organisms to be cultured are placed, at a pressure higher than atmospheric pressure. The pressure controllable incubation system comprise a cylinder that stores air containing high-concentration carbon dioxide to be injected into a pressure chamber and supplies the air into the pressure chamber, and a heat controller that constantly maintains temperature in the pressure chamber. The pressure controllable incubation system constantly maintains culture conditions such as pressure, temperature, and concentration of carbon dioxide which the user wants for a long time, so that it can be effectively applied to the culture of various living organisms.Type: GrantFiled: November 19, 2007Date of Patent: December 25, 2012Assignee: Korea University Industrial & Academic Collaboration FoundationInventors: Eunil Lee, Sangnam Oh
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Patent number: 8336036Abstract: The present invention is directed to a method and system for translating a high programming level language code such as C, C++, Fortran, Java or the like into a HDL code such as Verilog or VHDL. The system includes: a C-to-C source translator which reads user API from a translation-targeted high level language code marked with the user API, separates the translation-targeted high level language code into a hardware code part and a software code part, and stores the hardware code part and the software code part in separate files; a main compiler which compiles the stored software code part; a translator which translates the stored hardware code part into a HDL code including one or more block modules and one top module; a main core which executes the compiled software code part; and a dedicated hardware which executes the HDL code.Type: GrantFiled: February 25, 2009Date of Patent: December 18, 2012Assignee: Korea University Industrial & Academic Collaboration FoundationInventors: Seon Wook Kim, Thi Huong Giang Nguyen
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Patent number: 8314539Abstract: A field electron emitter includes a thin film layer including a carbon nanotube (“CNT”) disposed on a substrate, wherein the thin film layer includes nucleic acid.Type: GrantFiled: July 31, 2009Date of Patent: November 20, 2012Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Yoon-chul Son, Yong-chul Kim, Jeong-na Heo, Byeong-kwon Ju
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Publication number: 20120289150Abstract: A data transmission system transmitting data using a relay is provided. The relay selects a transmission terminal from a plurality of terminals connected to a base station. During a first time slot, the base station transmits base station data to the relay and the transmission terminal transmits terminal data to the relay. The relay transmits the terminal data to the base station and transmits the base station data to the transmission terminal during a second time slot.Type: ApplicationFiled: July 24, 2012Publication date: November 15, 2012Applicants: Korea University Industrial & Academic Collaboration Foundation, SAMSUNG ELECTRONICS CO., LTD.Inventors: Jun Il CHOI, Chang Soon PARK, Ki-Hong PARK, Young- Chai KO, Jin Hee LEE
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Patent number: 8307885Abstract: The present invention relates to a cooling apparatus for an electronic device. In the present invention, a coolant passing through a condenser 10 is introduced into and s filled in a compensator 15. The coolant passing through the compensator 15 is introduced into a vaporizer 20 and vaporized through heat exchange with an auxiliary heat source H2 provided outside of the vaporizer. In addition, a vaporizing unit 22 made of a porous material is provided in the vaporizer 20. The coolant passing through the vaporizer 20 and a liquid coolant supplied from the condenser 10 are mixed in a vortex generating unit 30 to form a coolant spray, and the coolant spray moves along a spiral trajectory to be formed into a vortex. Meanwhile, the coolant spray of a vortex is injected to be in close contact with the inner wall of an evaporator 50 to be heat-exchanged with a main heat source H1 positioned outside of the evaporator, thereby cooling the main heat source H1.Type: GrantFiled: February 20, 2009Date of Patent: November 13, 2012Assignees: LG Electronics Inc., Korea University Industrial & Academic Collaboration FoundationInventors: Ye-Yong Kim, Young-Don Choi
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Patent number: 8300445Abstract: Disclosed herein are a nanowire and a current-induced domain wall displacement-type memory device using the same.Type: GrantFiled: December 4, 2008Date of Patent: October 30, 2012Assignees: Korea University Industrial & Academic Collaboration Foundation, Postech Academy-Industry FoundationInventors: Kyung-Jin Lee, Hyun-Woo Lee, Soon-Wook Jung
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Patent number: 8300947Abstract: A method and apparatus for estimating the contour of a user object in a moving picture during video communications so that a personal background image is not provided during video communications. Information about center coordinates as well as a size of a face of the user object is extracted from a moving picture frame. Edges are extracted from the moving picture frame, and a boundary of a head of the user object is estimated using a semicircle. The boundaries of left and right shoulders and left and right arms of the user object are estimated using second-order function graphs that overlap a largest portion of the edges. An entire contour of the user object is estimated according to the boundaries of the head, the left and right shoulders, and the left and right arms of the user object.Type: GrantFiled: January 30, 2009Date of Patent: October 30, 2012Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Young-O Park, Kwan-Woong Song, Young-Hun Joo, Kwang-Pyo Choi, Yun-Je Oh, Chang-Su Kim, Jae-Kyun Ahn
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Patent number: 8279960Abstract: A Multiple-Input Multiple-Output (MIMO) communication system and method. The MIMO communication system includes: an antenna number determination unit to determine a number of active antennas among a plurality of transmitting antennas based on a power of a transmission signal wherein the number of active antennas is at least one and the at least one active antenna transmits the transmission signal; and a beam generator to generate the transmission signal corresponding to the number of active antennas by using channel information wherein the channel information is fed back from each of a plurality of user terminals.Type: GrantFiled: April 22, 2008Date of Patent: October 2, 2012Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Jun Mo Kim, Chang Soon Park, Ki-Hong Park, Young-Chai Ko, Jung Hoon Suh, Sung Jin Kim
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Patent number: 8273953Abstract: Disclosed herein are antisense DNA of a sweetpotato expansin (IbExpansin) cDNA, a plant transformation vector carrying the same, and a method for increasing storage root production using the same. The transgenic sweetpotatoes prepared using the antisense DNA of IbExpansin cDNA have storage root production increased by up to one and half times. Thus, the gene is useful in the generation of highly productive transgenic storage roots for the increase of bioethanol production.Type: GrantFiled: March 10, 2008Date of Patent: September 25, 2012Assignee: Korea University Industrial & Academic Collaboration FoundationInventors: Jung Myung Bae, Seol Ah Noh, Jeong Sheop Shin, Kyung Hee Paek
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Patent number: 8254830Abstract: A data transmission system transmitting data using a relay is provided. The relay selects a transmission terminal from a plurality of terminals connected to a base station. During a first time slot, the base station transmits base station data to the relay and the transmission terminal transmits terminal data to the relay. The relay transmits the terminal data to the base station and transmits the base station data to the transmission terminal during a second time slot.Type: GrantFiled: May 14, 2009Date of Patent: August 28, 2012Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Jun Il Choi, Chang Soon Park, Ki-Hong Park, Young-Chai Ko, Jin Hee Lee
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Publication number: 20120189220Abstract: A data processing apparatus and method. A vertex grouping unit of the data processing apparatus may group, into at least one group, a plurality of vertices included in a three-dimensional (3D) object desired to be compressed. A prediction mode determination unit may determine a prediction mode for compressing a vertex position with respect to each of the at least one group. A coder may code a prediction error vector and an identification (ID) index of the prediction mode determined with respect to each of the at least one group.Type: ApplicationFiled: January 19, 2012Publication date: July 26, 2012Applicants: Korea University Industrial & Academic Collaboration Foundation, Samsung Electronics Co., Ltd.Inventors: Min Su AHN, Do Kyoon Kim, Tae Hyun Rhee, Chang Su Kim, Jae Kyun Ahn, Dae Youn Lee
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Patent number: 8228875Abstract: Provided is a handoff processing method including measuring a moving speed of a mobile terminal; measuring a size of a data packet generated in an application layer; measuring quality of a data transmission channel of the mobile terminal; calculating a maximum handoff delay time based on a relation between the moving speed and the data packet's size; estimating a handoff occurrence time point, based on a relation between a variation of the quality of the data transmission channel and the quality of the data transmission channel; and calculating a packet size and a moving speed of the mobile terminal that can minimize a delay due to a handoff occurrence by taking account of a handoff delay time according to the size of the data packet generated in the application layer and a moving speed of the mobile terminal into consideration, and providing the calculated packet size and moving speed.Type: GrantFiled: March 2, 2009Date of Patent: July 24, 2012Assignees: Samsung Electronics Co., Ltd, Korea University Industrial & Academic Collaboration FoundationInventors: Sung-Kee Kim, Yun-Je Oh, Tae-Sung Park, Sung-Jea Ko, Hye-Soo Kim
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Patent number: 8223877Abstract: An apparatus and method for detecting a signal in a Multiple-Input Multiple-Output (MIMO) system are provided. The method includes filtering each stream of a received signal, acquiring a new search space by acquiring a set of candidates having reliability greater than a threshold with respect to each filtered stream, and detecting a signal for each stream of the new search space.Type: GrantFiled: June 10, 2009Date of Patent: July 17, 2012Assignees: Samsung Electronics Co., Ltd, Korea University Industrial & Academic Collaboration FoundationInventors: In-Kyu Lee, Jin-Seong Kim, Chae-Man Lim
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Patent number: 8200234Abstract: A method and apparatus for allocating a radio resource in a wireless sensor network are provided, in which a signal requesting a radio resource allocation is received from any one of sensors included in the wireless sensor network, an amount of remaining energy is compared with respect to each zone where a sensor transmitting the signal is included, an order of zones, from a zone comprising a greatest amount of remaining energy to a zone having a least amount of remaining energy, is determined as a result of the comparison, and a time slot is allocated to a sensor of each zone according to the determined order of zones, when transmitting a frame for the radio resource allocation.Type: GrantFiled: July 6, 2007Date of Patent: June 12, 2012Assignees: Samsung Electronics Co., Ltd., Korea University Industrial and Academic Collaboration FoundationInventors: Paul Barom Jeon, Jun Hyeong Kim, Sang Do Park, Sun Shin An, Won Keun Kong, Chung Gu Kang, Sung Min Kang, II Whan Kim
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Patent number: 8193692Abstract: Surface field electron emitters using a carbon nanotube yarn and a method of fabricating the same are disclosed. To fabricate the carbon nanotube yarn for use in fabrication of simple and efficient carbon nanotube field electron emitters, the method performs densification of the carbon nanotube yarn during rotation of a plying unit and heat treatment of the carbon nanotube yarn that has passed through the plying unit without using organic or inorganic binders or polymer pastes. The method fabricates the carbon nanotube yarn with excellent homogeneity and reproducibility through a simple process. The carbon nanotube yarn-based surface field electron emitters can be applied to various light emitting devices.Type: GrantFiled: February 19, 2009Date of Patent: June 5, 2012Assignee: Korea University Industrial & Academic Collaboration FoundationInventors: Cheol-Jin Lee, Seung-Il Jung, Guohai Chen
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Publication number: 20120126327Abstract: A resonator and a method for manufacturing a resonator are provided. The method may include doping a wafer, and forming on the wafer a substrate, a drain electrode, a source electrode, a gate electrode, and at least one nanowire.Type: ApplicationFiled: November 22, 2011Publication date: May 24, 2012Applicants: KOREA UNIVERSITY INDUSTRIAL & ACADEMIC COLLABORATION FOUNDATION, SAMSUNG ELECTRONICS CO., LTD.Inventors: In Sang SONG, Sung Woo HWANG, Yun Kwon PARK, Byeong Kwon JU, Jae Sung RIEH, Jea Shik SHIN, Hee Tae KIM
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Patent number: 8169967Abstract: A system and method for performing a handover of a mobile station (MS) by considering Quality of Service (QoS) in a broadband mobile communication system. The method can include the steps of: receiving information about one or more neighbor base stations and reception strengths for the neighbor base stations from a Serving Radio Access System (RAS) currently communicating with the MS; extracting a value of a specific field from the received information about the neighbor base stations; combining the extracted value of the specific field with the reception strengths to thereby obtain combined values, and selecting a maximum value among the combined values; and transmitting a handover (handoff) request message to a base station corresponding to the selected maximum value. The system includes an MS that analyzes information about neighbor stations received in a Mobile Neighbor Base-station Advertisement (MOB_NBR_ADV) message to select a target RAS.Type: GrantFiled: March 18, 2008Date of Patent: May 1, 2012Assignees: Samsung Electronics Co., Ltd, Korea University Industrial & Academic Collaboration FoundationInventors: Chang-Hyun Lee, Sung-Jea Ko, Yun-Je Oh, Tae-Sung Park, Jeong-Rok Park, Jeong-Seok Choi, Young-Hun Joo, Hye-Soo Kim, Kyung-Ho Chae
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Patent number: 8155231Abstract: A method for selecting an antenna in an orthogonalized spatial multiplexing system. Upon receipt of at least one symbol from a transmitter via multiple receive antennas, a receiver decodes each of the received symbols; determines a rotation angle between the received symbols, and selects an optimal subset of transmit antennas using a distance between vectors of the decoded symbols; generates feedback information including the determined rotation angle and the selected optimal subset, and transmits the generated feedback information to the transmitter. Upon receipt of the feedback information, the transmitter beam-forms an antenna corresponding to the optimal subset depending on the received feedback information, and transmits a data symbol to the receiver. The receiver detects each of data symbols received from the transmitter.Type: GrantFiled: September 5, 2007Date of Patent: April 10, 2012Assignees: Samsung Electronics Co., Ltd, Korea University Industrial & Academic Collaboration FoundationInventors: Kyung-Hun Jang, In-Kyu Lee, Dong-Jun Lee, Heun-Chul Lee, Jung-Hoon Suh, Young-Soo Kim, Hyo-Sun Hwang