Patents Assigned to Intellectual Discovery Co., Ltd.
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Patent number: 10581491Abstract: The present invention relates to a wireless power transmission apparatus and a method therefor. The present invention provides a wireless power transmission apparatus including: a power transmission module; a first communication module; a second communication module; and a controller for searching out a first wireless power reception device performing wireless power transmission/reception, transmitting a second magnetic field signal of a second frequency band through the power transmission module, sensing a second response signal to the second magnetic field signal through the second communication module, and searching out a second wireless power reception device performing wireless power transmission/reception by means of the second frequency band according to whether the second response signal is received.Type: GrantFiled: February 28, 2019Date of Patent: March 3, 2020Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Yun Jae Won, Seung Ok Lim
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Patent number: 10545637Abstract: A method and apparatus for providing an idle screen service are disclosed. A mobile communication terminal receiving contents provided from at least one content provider server in a mobile communication system environment is also disclosed. The mobile communication terminal may include a content receiver module which receives contents provided through a mobile communication system by separating into layers, a handset operating system module which operates the terminal and runs an application and which has a user interface, and a content management application mod ole which synthesizes the contents separated into layers received from the content receiver module into one idle screen layer and which provides it to the idle screen of the mobile communication terminal.Type: GrantFiled: February 3, 2014Date of Patent: January 28, 2020Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Sang-hyun Lim, Gwi-Ho Chun
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Publication number: 20200021801Abstract: A method and a device for encoding and decoding intra prediction are disclosed. An image decoding method for performing intra prediction comprises the steps of: receiving a bitstream including data on prediction modes of a current block and a block adjacent to the current block; extracting the data from the received bitstream so as to confirm the prediction mode of the adjacent block; determining whether a boundary pixel within the adjacent block can be used as a reference pixel for the current block in consideration of the prediction mode of the adjacent block; obtaining the reference pixel of the current block according to the determined result; generating a prediction block predicted in the frame on the basis of the obtained reference pixel; and decoding the current block by using the generated prediction block.Type: ApplicationFiled: September 23, 2019Publication date: January 16, 2020Applicant: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Je Chang JEONG, Ki Baek KIM, Ung HWANG
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Patent number: 10536192Abstract: The present invention relates to a wireless power transmission apparatus and a method therefor. The present invention provides a wireless power transmission apparatus including: a power transmission module; a first communication module; a second communication module; and a controller for searching out a first wireless power reception device performing wireless power transmission/reception, transmitting a second magnetic field signal of a second frequency band through the power transmission module, sensing a second response signal to the second magnetic field signal through the second communication module, and searching out a second wireless power reception device performing wireless power transmission/reception by means of the second frequency band according to whether the second response signal is received.Type: GrantFiled: February 28, 2019Date of Patent: January 14, 2020Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Yun Jae Won, Seung Ok Lim
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Publication number: 20190313472Abstract: User equipment included in a wireless communication system wirelessly connects to a donor base-station to establish a macro link, wirelessly connects to a mobile relay to establish an access link, and simultaneously maintains connections with the donor base-station and the mobile relay coexisting in the same coverage area, wherein a first pre-established frequency band can be used for the access link and a second pre-established frequency band can be used for the macro link. Furthermore, the user equipment can wirelessly connect to the mobile relay to establish an access link, be assigned, from the mobile relay, a wireless resource for device-to-device communication with at least one other user equipment within the same mobile relay cell, and perform device-to-device communication with the at least one other user equipment using the assigned wireless resource.Type: ApplicationFiled: June 24, 2019Publication date: October 10, 2019Applicant: Intellectual Discovery Co., Ltd.Inventor: Su Han CHOI
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Patent number: 10384947Abstract: A method for preparing a thin or thick film, including the aligning non-spherical seed crystals on a flat portion of at least one surface of the substrate such that an a-axis, a b-axis, and/or a c-axis are oriented according to a certain rule; and exposing the aligned seed crystals to a solution for enabling the growth of the seed crystals to thereby form and grow a film from the seed crystals using a secondary growing technique.Type: GrantFiled: May 26, 2017Date of Patent: August 20, 2019Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Kyung Byung Yoon, Cao Thanh Tung Pham, Hyun Sung Kim
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Patent number: 10368076Abstract: A method and an apparatus of encoding/decoding intra prediction mode using a plurality of candidate intra prediction modes are disclosed. The method includes deriving three candidate intra prediction modes about a current block and deriving an intra prediction mode of the current block.Type: GrantFiled: July 26, 2017Date of Patent: July 30, 2019Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventor: Sun Young Lee
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Patent number: 10368380Abstract: User equipment included in a wireless communication system wirelessly connects to a donor base-station to establish a macro link, wirelessly connects to a mobile relay to establish an access link, and simultaneously maintains connections with the donor base-station and the mobile relay coexisting in the same coverage area, wherein a first pre-established frequency band can be used for the access link and a second pre-established frequency band can be used for the macro link. Furthermore, the user equipment can wirelessly connect to the mobile relay to establish an access link, be assigned, from the mobile relay, a wireless resource for device-to-device communication with at least one other user equipment within the same mobile relay cell, and perform device-to-device communication with the at least one other user equipment using the assigned wireless resource.Type: GrantFiled: January 15, 2015Date of Patent: July 30, 2019Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventor: Su Han Choi
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Publication number: 20190222832Abstract: The method for decoding an intra-picture prediction mode includes the steps of: determining whether the intra-picture prediction mode of a current prediction unit is identical to a first intra-picture prediction mode candidate or a second intra-picture prediction mode candidate based on bit information; and when the intra-picture prediction mode of the current prediction unit is identical to the first intra-picture prediction mode candidate and/or to the second intra-picture prediction mode candidate, determining whether the first intra-picture prediction mode candidate or the second intra-picture prediction mode candidate is identical to the intra-picture prediction mode of the current prediction unit on the basis of additional bit information, and decoding the intra-picture prediction mode of the current prediction unit.Type: ApplicationFiled: March 21, 2019Publication date: July 18, 2019Applicant: INTELLECTUAL DISCOVERY CO., LTD.Inventor: Sun Young LEE
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Publication number: 20190199403Abstract: The present invention relates to a wireless power transmission apparatus and a method therefor. The present invention provides a wireless power transmission apparatus including: a power transmission module; a first communication module; a second communication module; and a controller for searching out a first wireless power reception device performing wireless power transmission/reception, transmitting a second magnetic field signal of a second frequency band through the power transmission module, sensing a second response signal to the second magnetic field signal through the second communication module, and searching out a second wireless power reception device performing wireless power transmission/reception by means of the second frequency band according to whether the second response signal is received.Type: ApplicationFiled: February 28, 2019Publication date: June 27, 2019Applicant: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Yun Jae WON, Seung Ok LIM
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Patent number: 10334258Abstract: The present invention relates to a scalable video coding method and apparatus using inter prediction mode. A decoding method includes determining motion information prediction mode on a target decoding block of an enhancement layer, predicting motion information on the target decoding block of the enhancement layer using motion information on the neighboring blocks of the enhancement layer, if the determined motion information prediction mode is a first mode, and predicting the motion information on the target decoding block of the enhancement layer using motion information on a corresponding block of a reference layer, if the determined motion information prediction mode is a second mode.Type: GrantFiled: June 8, 2018Date of Patent: June 25, 2019Assignee: Intellectual Discovery Co., Ltd.Inventors: Dong Gyu Sim, Jung Hak Nam, Hyun Ho Jo, Hyo Min Choi
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Publication number: 20190158827Abstract: A device for encoding/decoding the image according to the present invention includes an intra prediction module configured to: determine an intra prediction mode of a current block; determine a scanning order of multiple sub blocks in the current block on the basis of the determined intra prediction mode; and perform intra prediction of the current block on the basis of the determined scanning order.Type: ApplicationFiled: April 19, 2017Publication date: May 23, 2019Applicant: Intellectual Discovery Co., Ltd.Inventors: Dong Gyu SIM, Ho Chan RYU, Yong Jo AHN
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Publication number: 20190149836Abstract: A method of decoding a video signal according to the present invention may include: determining whether or not change in brightness is present between a current video including a current block and a reference video of the current video; when it is determined that change in brightness is present between the current video and the reference video, determining weight prediction parameter candidates of the current block; determining a weight prediction parameter of the current block on the basis of index information specifying any of the weight prediction parameter candidates; and performing prediction for the current block on the basis of the weight prediction parameter.Type: ApplicationFiled: April 28, 2017Publication date: May 16, 2019Applicant: Intellectual Discovery Co., Ltd.Inventors: Joo Hee MOON, Sung Won LIM, Dong Jae WON
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Publication number: 20190141319Abstract: According to the present invention, a method of decoding a video signal may include decoding division information that indicates whether a current decoding block is divided into two partial blocks, decoding information that indicates a division direction for the current decoding block when the division information indicates that the current decoding block is divided into the two partial blocks, and dividing the current decoding block into the two partial blocks according to the division direction.Type: ApplicationFiled: April 28, 2017Publication date: May 9, 2019Applicant: Intellectual Discovery Co., Ltd.Inventors: Joo Hee MOON, Sung Won LIM, Dong Jae WON
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Patent number: 10284841Abstract: The method for decoding an intra-picture prediction mode includes the steps of: determining whether the intra-picture prediction mode of a current prediction unit is identical to a first intra-picture prediction mode candidate or a second intra-picture prediction mode candidate based on bit information; and when the intra-picture prediction mode of the current prediction unit is identical to the first intra-picture prediction mode candidate and/or to the second intra-picture prediction mode candidate, determining whether the first intra-picture prediction mode candidate or the second intra-picture prediction mode candidate is identical to the intra-picture prediction mode of the current prediction unit on the basis of additional bit information, and decoding the intra-picture prediction mode of the current prediction unit.Type: GrantFiled: November 29, 2017Date of Patent: May 7, 2019Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventor: Sun Young Lee
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Patent number: 10271156Abstract: Disclosed is an audio signal processing method. The audio signal processing method according to the present invention comprises the steps of: receiving a bit-stream including at least one of a channel signal and an object signal; receiving a user's environment information; decoding at least one of the channel signal and the object signal on the basis of the received bit-stream; generating the user's reproducing channel information on the basis of the user's received environment information; and generating a reproducing signal through a flexible renderer on the basis of at least one of the channel signal and the object signal and the user's reproducing channel information.Type: GrantFiled: October 30, 2017Date of Patent: April 23, 2019Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Jeongook Song, Myungsuk Song, Hyun Oh Oh, Taegyu Lee
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Patent number: 10243620Abstract: The present invention relates to a wireless power transmission apparatus and a method therefor. The present invention provides a wireless power transmission apparatus including: a power transmission module; a first communication module; a second communication module; and a controller for searching out a first wireless power reception device performing wireless power transmission/reception, transmitting a second magnetic field signal of a second frequency band through the power transmission module, sensing a second response signal to the second magnetic field signal through the second communication module, and searching out a second wireless power reception device performing wireless power transmission/reception by means of the second frequency band according to whether the second response signal is received.Type: GrantFiled: January 8, 2018Date of Patent: March 26, 2019Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Yun Jae Won, Seung Ok Lim
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Publication number: 20190089961Abstract: A video encoding/decoding apparatus according to the present invention acquires motion vector refinement information, performs motion compensation on the basis of a motion vector of a current block, refines the motion vector of the current block using at least one or both of the motion vector refinement information and the output of the motion compensation, and performs motion compensation using the refined motion vector.Type: ApplicationFiled: March 22, 2017Publication date: March 21, 2019Applicant: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Yong Jo AHN, Dong Gyu SIM, Ho Chan RYU, Seanae PARK, Byung Tae OH, Byung Cheol SONG
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Patent number: 10237577Abstract: Disclosed is a prediction method adopting in-loop filtering. According to the present invention, a prediction method for encoding and decoding video comprises the following steps: generating a residual block of the current block through an inverse quantization and inverse transform; generating a prediction block of the current block through an intra-prediction; performing in-loop filtering on the current block in which the residual block and the prediction block are combined; and storing the current block, on which the in-loop filtering is performed, in a frame buffer for an intra-prediction of the next block to be encoded. As described above, prediction is performed using an in-loop filter during processes for encoding and decoding video, thereby improving the accuracy of prediction and reducing errors in prediction, thus improving the efficiency of video compression and reducing the amount of data to be transmitted.Type: GrantFiled: July 15, 2016Date of Patent: March 19, 2019Assignee: Intellectual Discovery Co., Ltd.Inventors: Je Chang Jeong, Ki Baek Kim, Dong Jin Jung
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Patent number: RE47465Abstract: Disclosed are an apparatus and a method of encoding/decoding a video, particularly a method and an apparatus for storing a quantization parameter differential value in a largest coding unit (LCU) based on quadtree splitting and adaptively predicting a quantization parameter value based on context information on neighboring CUs. Quadtree-based quantization parameter encoding and decoding methods and apparatuses effectively show information on a block having a quantization parameter differential value based on splitting information on a CU and adaptively predict a quantization parameter value using context information including a block size, block partition and a quantization parameter of a neighboring CU.Type: GrantFiled: July 31, 2015Date of Patent: June 25, 2019Assignee: INTELLECTUAL DISCOVERY CO., LTD.Inventors: Dong Gyu Sim, Jung Hak Nam, Hyung Ho Jo