Patents Assigned to Korea University Industrial & Academic Collaboration Foundation
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Patent number: 9801134Abstract: A communication method of a coordinator in a bidirectional event transmission sensor network comprising a sensor node and the coordinator is provided. The method includes sensing, in an uplink section, whether a signal having energy greater than or equal to a predetermined magnitude is received, the signal indicating occurrence of an uplink event detected by the sensor node, and transmitting, to the sensor node in a downlink section, a synchronization packet that is used for receiving the uplink event or for transmitting a downlink event in response to the coordinator detecting the downlink event or sensing the signal having energy greater than or equal to the predetermined magnitude in the uplink section. The bidirectional event transmission sensor network has a structure of a super frame that includes at least one standby slot (SS) including the uplink section and the downlink section.Type: GrantFiled: July 16, 2015Date of Patent: October 24, 2017Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Hyo Sun Hwang, Chi Sung Bae, Seung Ku Kim, Jae Ho Lee, Doo Seop Eom
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Patent number: 9617146Abstract: A method of fabricating a nano resonator, includes forming a line pattern in a first substrate, and transferring the line pattern to a second substrate including a gate electrode. The method further includes forming a source electrode and a drain electrode on the transferred line pattern.Type: GrantFiled: December 2, 2013Date of Patent: April 11, 2017Assignees: Samsung Electronics Co., Ltd., KOREA UNIVERSITY INDUSTRIAL & ACADEMIC COLLABORATION FOUNDATIONInventors: Duck Hwan Kim, In Sang Song, Jea Shik Shin, Ho Soo Park, Jae-Sung Rieh, Byeong Kwon Ju
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Patent number: 9431029Abstract: The present invention relates to a method for detecting a voice section in time-space by using audio and video information. According to an embodiment of the present invention, a method for detecting a voice section from time-space by using audio and video information comprises the steps of: detecting a voice section in an audio signal which is inputted into a microphone array; verifying a speaker from the detected voice section; sensing the face of the speaker by using a video signal which is inputted into a camera if the speaker is successfully verified, and then estimating the direction of the face of the speaker; and determining the detected voice section as the voice section of the speaker if the estimated face direction corresponds to a reference direction which is previously stored.Type: GrantFiled: February 10, 2010Date of Patent: August 30, 2016Assignee: Korea University Industrial & Academic Collaboration FoundationInventors: Dongsuk Yook, Hyeopwoo Lee
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Patent number: 9424663Abstract: Disclosed is a three-dimensional (3D) mesh compression apparatus and method. The 3D mesh compression apparatus may generate a base mesh through a mesh simplification, may separately compress the base mesh and vertices eliminated by the simplification, and may compress 3D mesh data based on the covariance matrix.Type: GrantFiled: June 20, 2014Date of Patent: August 23, 2016Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Min Su Ahn, Jeong Hwan Ahn, Jae Kyun Ahn, Dae Youn Lee, Chang Su Kim
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Patent number: 9397229Abstract: A nano resonance apparatus includes a gate electrode configured to generate a magnetic field, and a nanowire connecting a source electrode to a drain electrode and configured to vibrate in the presence of the magnetic field. The nanowire includes a protruding portion extending in a direction of the gate electrode.Type: GrantFiled: October 18, 2013Date of Patent: July 19, 2016Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: In Sang Song, Ho Soo Park, Duck Hwan Kim, Sang Uk Son, Jae Shik Shin, Jae-Sung Rieh, Byeong Kwon Ju, Dong Hoon Hwang
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Patent number: 9312333Abstract: 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: GrantFiled: November 22, 2011Date of Patent: April 12, 2016Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: 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: 9213971Abstract: Pre-purchase and post-purchase item information provision methods and systems using an RFID technology and computer readable storage media storing programs for executing the methods are provided.Type: GrantFiled: February 7, 2008Date of Patent: December 15, 2015Assignee: KOREA UNIVERSITY INDUSTRIAL & ACADEMIC COLLABORATION FOUNDATIONInventors: Dong Hoon Lee, Eun Young Choi, Il Jung Kim
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Publication number: 20150327177Abstract: A communication method of a coordinator in a bidirectional event transmission sensor network comprising a sensor node and the coordinator is provided. The method includes sensing, in an uplink section, whether a signal having energy greater than or equal to a predetermined magnitude is received, the signal indicating occurrence of an uplink event detected by the sensor node, and transmitting, to the sensor node in a downlink section, a synchronization packet that is used for receiving the uplink event or for transmitting a downlink event in response to the coordinator detecting the downlink event or sensing the signal having energy greater than or equal to the predetermined magnitude in the uplink section. The bidirectional event transmission sensor network has a structure of a super frame that includes at least one standby slot (SS) including the uplink section and the downlink section.Type: ApplicationFiled: July 16, 2015Publication date: November 12, 2015Applicants: SAMSUNG ELECTRONICS CO., LTD., Korea University Industrial & Academic Collaboration FoundationInventors: Hyo Sun HWANG, Chi Sung BAE, Seung Ku KIM, Jae Ho LEE, Doo Seop EOM
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Patent number: 9171383Abstract: A scalable three-dimensional (3D) mesh encoding method includes dividing the 3D mesh into layers of complexity into a plurality of graduated levels and generating vertex position information and connectivity information of each of the plurality of levels. The vertex position information about the 3D mesh is encoded based on a weighting in each bit plane and vertex position information having a higher weighting in each bit plane is first encoded.Type: GrantFiled: June 14, 2011Date of Patent: October 27, 2015Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Min Su Ahn, Chang Su Kim, Jae Kyun Ahn, Do Kyoon Kim, Dae Youn Lee
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Patent number: 9054673Abstract: A resonator fabrication method is provided. A method includes providing a plurality of electrode patterns disposed apart from each other on a substrate using a nano-imprint technique; and forming an extended electrode pattern connected to a plurality of electrode patterns, and forming a nano structure laid across an extended electrode patterns. Therefore, a nano-electromechanical system (NEMS) resonator is easily fabricated at a nanometer level.Type: GrantFiled: November 1, 2013Date of Patent: June 9, 2015Assignees: Samsung Electronics Co., Ltd., Korea University Industrial and Academic Collaboration FoundationInventors: Yun-kwon Park, Byeoung-ju Ha, Byeong-Kwon Ju, Jae-sung Rieh, In-sang Song, Jin-woo Lee, Jea-shik Shin, Young-min Park
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Patent number: 9042284Abstract: There are provided an apparatus and a method for establishing a contention window in a WiMedia wireless network. The contention window establishing apparatus includes: a parsing unit extracting the number of devices that intend to transmit data from a beacon received during a beacon period and an access category (AC) of each device; a calculation unit calculating a transmission probability of each access category (AC) on the basis of the extracted number of devices; and a contention window establishing unit establishing a contention window for each access category (AC) on the basis of the calculated transmission probability, to reduce contentions among the devices and decrease data transmission latency time, thereby maximizing efficiency in data transmission latency time.Type: GrantFiled: August 30, 2013Date of Patent: May 26, 2015Assignees: Samsung Electro-Mechanics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Joun Sup Park, Chul Gyun Park, Chul Hee Kang, Sang Heon Pack, Hyun Hee Park
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Patent number: 9014019Abstract: The effective performance metric and achieving method of a multi-user multiple-input multiple-output (MU-MIMO) communication system are provided. A number of feedback bits of channel information may be determined based on an effective spectral efficiency (ESE). The ESE may correspond to a metric of the throughput performance with respect to a total radio resource including an uplink radio resource and a downlink radio resource. User-scheduling may be based on the feedback information that is based on the ESE, and thus, the throughput performance of the communication system may be enhanced.Type: GrantFiled: April 22, 2011Date of Patent: April 21, 2015Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Sung-Jin Kim, Chang-Soon Park, Hong-Shuan Yang
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Method and apparatus of selecting transmission/reception mode of plural transmission/reception pairs
Patent number: 8995503Abstract: An achievable sum data rate with respect to each of available candidate transmission/reception modes may be calculated to select a transmission/reception mode of transmission/reception pairs repeatedly using radio resources. A transmission/reception mode to be applied may be selected from the candidate transmission/reception modes based on the calculated sum data rate. Information associated with the selected transmission/reception mode may be shared by the transmission/reception pairs.Type: GrantFiled: July 2, 2010Date of Patent: March 31, 2015Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Young-Doo Kim, Seok Hwan Park, Hae Wook Park, Inkyu Lee -
Patent number: 8942443Abstract: An art therapy computer system and a computer-readable storage medium having recorded a program for art therapy are disclosed. An aspect of the present invention provides a computer system that includes a drawing module, which presents a plurality of patterns and in which the drawing module selects a certain pattern, composes and colors a picture according to the working of a person tested for art therapy, an analysis module, which analyzes one or more factors from the colored picture, and a parsing module, which parses the psychological state, symptoms or disorders of the person tested for art therapy from the analyzed factors.Type: GrantFiled: October 30, 2009Date of Patent: January 27, 2015Assignee: Korea University Industrial & Academic Collaboration FoundationInventor: Seong-In Kim
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Patent number: 8902047Abstract: Provided are a radio frequency identification (RFID) system including an RFID reading apparatus and a passive RFID tag and a method of transferring and/or processing data using the same. An RFID reading apparatus includes a data input unit which receives data to be transferred to a passive RFID tag, a control unit which generates a transmission packet containing the data and a command directing data transfer, and a communication unit which converts the generated transmission packet into an RF signal and transfers the converted RF signal to the passive RFID tag.Type: GrantFiled: October 28, 2008Date of Patent: December 2, 2014Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Ja-nam Ku, Seon-wook Kim, Joon-goo Lee
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Patent number: 8897765Abstract: A method and apparatus for controlling signal transmission is provided. The method includes determining whether a signal to noise ratio (SNR) between a first base station and a signal receiving node is less than a threshold, and controlling the first base station and a second base station to cooperatively transmit a signal to the signal receiving node in response to the SNR being less than the threshold. Further, the second base station is located in an adjacent cell to a cell containing the first base station.Type: GrantFiled: April 3, 2009Date of Patent: November 25, 2014Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Jung Hoon Suh, Ki-Hong Park, Young-Chai Ko, Jin Hee Lee
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Patent number: 8838766Abstract: In various aspects, it is possible to provide an optimized service to a mobile terminal and a user, without prior knowledge of a service that the user prefers to use, or without a client module of a tightly coupled configuration. The optimized service may be provided by performing a semantic negotiation based on one or more ontologies. Also, it is possible to improve user convenience by automatically performing the semantic negotiation between the mobile terminal and a service server without user intervention.Type: GrantFiled: December 12, 2011Date of Patent: September 16, 2014Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Paul Barom Jeon, Doo Kwon Baik, Jang Won Kim, Suk Hoon Lee, Chong Hyun Lee
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Patent number: 8805097Abstract: Disclosed is a three-dimensional (3D) mesh compression apparatus and method. The 3D mesh compression apparatus may generate a base mesh through a mesh simplification, may separately compress the base mesh and vertices eliminated by the simplification, may construct a covariance matrix based on a topological distance between the eliminated vertices, and may compress 3D mesh data based on the covariance matrix.Type: GrantFiled: October 15, 2010Date of Patent: August 12, 2014Assignees: Samsung Electronics Co., Ltd., Korea University Industrial & Academic Collaboration FoundationInventors: Min Su Ahn, Jeong Hwan Han, Jae Kyun Ahn, Dae Youn Lee, Chang Su Kim
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Patent number: 8791247Abstract: Disclosed is an expression vector system for variants of coagulation factor VIII (FVIII) and von Willebrand factor (vWF). In detail, mutant vWF the size of which is significantly reduced by deleting exons but which has remarkably increased FVIII stabilizing and activating efficiency, and an expression vector system useful for the treatment of hemophilia which is capable of expressing the same along with FVIII are disclosed. Use of the mutant vWF with a reduced size enables effective expression of FVIII in a viral vector and significantly enhanced FVIII activity. Further, the viral vector may be effectively used to treat hemophilia through gene therapy.Type: GrantFiled: August 28, 2008Date of Patent: July 29, 2014Assignee: Korea University Industrial & Academic Collaboration FoundationInventors: Sang Yun Choi, Sang Won Park
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Publication number: 20140191185Abstract: A method of fabricating a nano resonator, includes forming a line pattern in a first substrate, and transferring the line pattern to a second substrate including a gate electrode. The method further includes forming a source electrode and a drain electrode on the transferred line pattern.Type: ApplicationFiled: December 2, 2013Publication date: July 10, 2014Applicants: Korea University Industrial & Academic Collaboration Foundation, SAMSUNG ELECTRONICS CO., LTD.Inventors: Duck Hwan KIM, In Sang SONG, Jea Shik SHIN, Ho Soo PARK, Jae-Sung RIEH, Byeong Kwon JU