Patents by Inventor Ki-Uk Song
Ki-Uk Song has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 9692507Abstract: Apparatuses and methods which provide synchronized data using visible light communication are described. In one method, a first Light Emitting Diode (LED) lighting apparatus, which has a checked Identification (ID), receives a synchronization signal from a mobile communication network. This synchronization signal is analyzed in order to synchronize the first LED lighting apparatus with at least one second LED lighting apparatus adjacent to the first LED lighting apparatus. A synchronized time slot is prepared using the synchronization signal and a period of the time slot is determined, using the checked ID of the first LED apparatus, for transmitting data of the first LED lighting apparatus to a mobile terminal.Type: GrantFiled: March 30, 2015Date of Patent: June 27, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Hong-Seok Shin, Dae-Kwang Jung, Jeong-Seok Choi, Kyung-Woo Lee, Sung-Bum Park, Ki-Uk Song
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Publication number: 20150282769Abstract: Provided are an image display apparatus and an operating method thereof. The operating method includes: periodically receiving, from an external device, health information of a user; matching and storing, in association with the user, the received health information; analyzing the stored health information; and outputting a health care service based on a result of the analyzing.Type: ApplicationFiled: April 8, 2015Publication date: October 8, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Ki-uk SONG, Duck-jin CHOI, Seok-myong KANG, Moo-rim KIM, Tae-gyu KIM
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Publication number: 20150207561Abstract: Apparatuses and methods which provide synchronized data using visible light communication are described. In one method, a first Light Emitting Diode (LED) lighting apparatus, which has a checked Identification (ID), receives a synchronization signal from a mobile communication network. This synchronization signal is analyzed in order to synchronize the first LED lighting apparatus with at least one second LED lighting apparatus adjacent to the first LED lighting apparatus. A synchronized time slot is prepared using the synchronization signal and a period of the time slot is determined, using the checked ID of the first LED apparatus, for transmitting data of the first LED lighting apparatus to a mobile terminal.Type: ApplicationFiled: March 30, 2015Publication date: July 23, 2015Inventors: Hong-Seok Shin, Dae-Kwang Jung, Jeong-Seok Choi, Kyung-Woo Lee, Sung-Bum Park, Ki-Uk Song
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Patent number: 8995840Abstract: An apparatus and a method for providing synchronized data by using visible light communication includes, receiving a synchronization channel from a mobile communication base station using a specific mobile communication network, by a Light Emitting Diode (LED) lighting; analyzing the received synchronization channel, and extracting a synchronization signal for synchronizing the LED lighting with at least one LED lighting adjacent to the LED lighting; selecting a specific time slot of the synchronization signal based on IDentifications (IDs) of the LED lightings; and including a data frame of the LED lighting in the specific time slot, and transmitting the specific time slot, which includes the data frame of the LED lighting, to a mobile terminal.Type: GrantFiled: January 10, 2011Date of Patent: March 31, 2015Assignee: Samsung Electronics Co., LtdInventors: Hong-Seok Shin, Dae-Kwang Jung, Jeong-Seok Choi, Kyung-Woo Lee, Sung-Bum Park, Ki-Uk Song
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Patent number: 8982037Abstract: A display device for providing additional information using Visible Light Communication (VLC), including a decoder for dividing an input signal into a video signal and a data signal including additional information on at least one object included in an image output through the video signal; a display; a VLC controller for receiving the data signal from the decoder and encoding the data signal in accordance with a VLC protocol to output the data signal as a visible light signal through the VLC; light source blocks, which include light sources, back light the display, and output the data signal encoded in accordance with the VLC; and a control unit for controlling the encoded data signal including the additional information on the object, to be output as the visible light signal through a light source block at a position corresponding to the object from among the light source blocks.Type: GrantFiled: September 15, 2010Date of Patent: March 17, 2015Assignee: Samsung Electronics Co., LtdInventors: Kyung-Woo Lee, Dae-Kwang Jung, Jeong-Seok Choi, Hong-Seok Shin, Sung-Bum Park, Ki-Uk Song
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Patent number: 8601183Abstract: An apparatus and method for transmitting and receiving data in one-to-one communication are provided. A first buffer for temporarily storing file data and a second buffer for temporarily storing message data are connected to a data transmitter for transmitting data and a data receiver for receiving data, respectively or vice versa, according to a request for data transmission or reception. The buffer for storing file data and the buffer for storing message data are differently constructed, thereby reducing the waste of memories of the buffers and achieving the miniaturization and high-speed data transmission of a portable terminal device.Type: GrantFiled: September 17, 2010Date of Patent: December 3, 2013Assignee: Samsung Electronics Co., LtdInventors: Jeong-Seok Choi, Dae-Kwang Jung, Hong-Seok Shin, Kyung-Woo Lee, Sung-Bum Park, Ki-Uk Song
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Patent number: 8510033Abstract: A method and apparatus for performing a navigation service in a mobile terminal is provided. Map information and an IDentification (ID) of an information spot, which is connected to a map server, are received from the information spot. A current position is determined. The map information and the current position are displayed A destination input by a user is received. An optimal path from the current position to the destination is calculated and displayed by using the map information. When the mobile terminal receives an ID of a general spot from the general spot, a current position of the mobile terminal is re-determined. When the re-determined current position is on the optimal path, the optimal path is updated and the updated optimal path from the re-determined current position to the destination is displayed.Type: GrantFiled: December 23, 2010Date of Patent: August 13, 2013Assignee: Samsung Electronics Co., LtdInventors: Sung-Bum Park, Dae-Kwang Jung, Hong-Seok Shin, Jeong-Seok Choi, Kyung-Woo Lee, Ki-Uk Song
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Patent number: 8462698Abstract: A method is provided for searching a route of a mobile node in a short-range communication environment. A first router to which a mobile node belongs acquires a unique address of the mobile node for communication with the mobile node. The first router determines whether the mobile node travels during communication. When the mobile node travels, the first router broadcasts the unique address of the mobile node to one or more neighboring routers and determines whether the one or more neighboring routers include the mobile node. If a second router, which is one of the one or more neighboring routers, includes the mobile node, the second router performs communication using the unique address without an additional address acquisition process.Type: GrantFiled: December 23, 2009Date of Patent: June 11, 2013Assignee: Samsung Electronics Co., LtdInventors: Sang-Won Ahn, Ki-Uk Song, Hee-Bum Ahn, Ji-Young Yi, Hae-Don Chon
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Patent number: 8295211Abstract: A method for transmitting/receiving data in an orthogonal frequency division multiple access-time division duplex (OFDMA-TDD) scheme. A first uplink signal and a first downlink signal of a specific band are periodically transmitted/received within a time-divided section. A second uplink signal and a second downlink signal are periodically transmitted/received, and the second signal is of a band other than the specific band, within the time-divided section, wherein, during a time section in which the first downlink signal is transmitted, the second uplink signal is received.Type: GrantFiled: November 13, 2008Date of Patent: October 23, 2012Assignee: Samsung Electronics Co., Ltd.Inventors: Jae-Hoon Lee, Ki-Uk Song, Seong-Taek Hwang, Byung-Jik Kim
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Patent number: 8244266Abstract: A method, apparatus and computer product for scheduling in a cellular system using a wired RS is disclosed. In one aspect, a BS collects CQIs of all MSs within a cell, calculates a transmittable data amount for each of the MSs according to the CQI, selects an MS having a highest PF metric, and allocates resources to the selected MS.Type: GrantFiled: October 25, 2007Date of Patent: August 14, 2012Assignees: Samsung Electronics Co., Ltd., Industry-University Cooperation Foundation, Sogang UniversityInventors: Ki-Uk Song, Seong-Taek Hwang, Won-Jin Sung, Jin-Woo Choe, Gwy-Un Jin, Seong-Min Kim
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Patent number: 8140006Abstract: Disclosed is a signal combining apparatus and a resource allocation method using the same in a cellular system using distributed antennas. The resource allocation method includes detecting a channel transmission capacity when a signal is transmitted from a single Relay Station (RS) to a Mobile Station (MS), by a Base Station (BS), detecting a channel transmission capacity when transmitting a signal produced by using signal combining by two or more RSs to the MS, by the BS, selecting a channel transmission capacity with a larger gain between the detected channel transmission capacity of the single RS and the detected channel transmission capacity of the two or more RSs, by the BS; and selecting the signal transmitted by the single RS or the signal produced by using the signal combining by the two or more RSs having the selected channel transmission capacity with the larger gain, and then transmitting the selected signal to the MS.Type: GrantFiled: July 10, 2008Date of Patent: March 20, 2012Assignees: Samsung Electronics Co., Ltd., Industry-University Cooperation Foundation Sogang UniversityInventors: Ki-Uk Song, Seong-Taek Hwang, Won-Jin Sung, Jin-Woo Choe, Jong-Hyun Park, Eui-Seok Song
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Patent number: 8059963Abstract: A wired relay method for using a remote station and an apparatus thereof for a Radio over Fiber (RoF) wired relay system supporting a Time Division Duplexing (TDD) wireless communication service, which shares an Low-Noise Amplifier (LNA) for both uplink and downlink operations. The remote station includes a block for dividing each of a downlink optical signal carrying service data and an optical signal carrying transmission/reception control information of the RoF wired relay system, which are input from a base station, a gain controller for separating an uplink Radio Frequency (RF) signal input from an antenna or a portion of a downlink RF signal output from a High-Power Amplifier (HPA) and for monitoring the strength of the input and output RF signals in order to control a gain of the LNA.Type: GrantFiled: April 18, 2008Date of Patent: November 15, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Sang-Ho Kim, Yun-Je Oh, Seong-Taek Hwang, Han-Lim Lee, Ki-Uk Song
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Patent number: 8054741Abstract: A joint scheduling apparatus and method for increasing frequency efficiency and fairness in a distributed antenna system using frequency reuse and common control power. Packets are selected for transmission to be transmitted to MSs are selected, taking into account QoS in at least one of a BS and an RS and grouped into packet groups. The packets are selected from the packet groups, links corresponding to the packets are grouped into a link group, a joint power control is performed on the link group, link elimination and link addition are performed for the link group until optimal solutions are achieved for the links of the link group in the joint power control. Channels are allocated to the links when the optimal solutions are achieved for the links, and the status of a user queue of at least one of the BS and the RS is updated.Type: GrantFiled: December 27, 2007Date of Patent: November 8, 2011Assignees: Samsung Electronics Co., Ltd., Industry-University Cooperation Foundation Sogang UniversityInventors: Ki-Uk Song, Seong-Taek Hwang, Won-Jin Sung, Jin-Woo Choe, Byoung-Seok Lee, Byung-Wook Jun
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Publication number: 20110176803Abstract: A system for performing indoor positioning using a Light Emitting Diode (LED) lighting unit is provided. The system includes the LED lighting unit for determining whether transmission packet data exists in a frame to be transmitted, modulating the transmission packet data in accordance with a predetermined method in order to maintain a uniform brightness of the LED lighting unit when the transmission packet data exists, and transmitting the frame including the modulated transmission packet data. The system also includes a mobile terminal for receiving the frame, demodulating the modulated transmission packet data to determine the transmission packet data, and performing indoor positioning by using the demodulated transmission packet data and information included in the frame.Type: ApplicationFiled: January 18, 2011Publication date: July 21, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Ki-Uk Song, Dae-Kwang Jung, Jeong-Seok Choi, Hong-Seok Shin, Kyung-Woo Lee, Sung-Bum Park, Jae-Gwang Shim
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Publication number: 20110170872Abstract: An apparatus and a method for providing synchronized data by using visible light communication includes, receiving a synchronization channel from a mobile communication base station using a specific mobile communication network, by a Light Emitting Diode (LED) lighting; analyzing the received synchronization channel, and extracting a synchronization signal for synchronizing the LED lighting with at least one LED lighting adjacent to the LED lighting; selecting a specific time slot of the synchronization signal based on IDentifications (IDs) of the LED lightings; and including a data frame of the LED lighting in the specific time slot, and transmitting the specific time slot, which includes the data frame of the LED lighting, to a mobile terminal.Type: ApplicationFiled: January 10, 2011Publication date: July 14, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Hong-Seok Shin, Dae-Kwang Jung, Jeong-Seok Choi, Kyung-Woo Lee, Sung-Bum Park, Ki-Uk Song
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Publication number: 20110153201Abstract: A method and apparatus for performing a navigation service in a mobile terminal is provided. Map information and an IDentification (ID) of an information spot, which is connected to a map server, are received from the information spot. A current position is determined. The map information and the current position are displayed A destination input by a user is received. An optimal path from the current position to the destination is calculated and displayed by using the map information. When the mobile terminal receives an ID of a general spot from the general spot, a current position of the mobile terminal is re-determined. When the re-determined current position is on the optimal path, the optimal path is updated and the updated optimal path from the re-determined current position to the destination is displayed.Type: ApplicationFiled: December 23, 2010Publication date: June 23, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Sung-Bum PARK, Dae-Kwang Jung, Hong-Seok Shin, Jeong-Seok Choi, Kyung-Woo Lee, Ki-Uk Song
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Publication number: 20110072174Abstract: An apparatus and method for transmitting and receiving data in one-to-one communication are provided. A first buffer for temporarily storing file data and a second buffer for temporarily storing message data are connected to a data transmitter for transmitting data and a data receiver for receiving data, respectively or vice versa, according to a request for data transmission or reception. The buffer for storing file data and the buffer for storing message data are differently constructed, thereby reducing the waste of memories of the buffers and achieving the miniaturization and high-speed data transmission of a portable terminal device.Type: ApplicationFiled: September 17, 2010Publication date: March 24, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Jeong-Seok CHOI, Dae-Kwang Jung, Hong-Seok Shin, Kyung-Woo Lee, Sung-Bum Park, Ki-Uk Song
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Publication number: 20110063510Abstract: A display device for providing additional information using Visible Light Communication (VLC), including a decoder for dividing an input signal into a video signal and a data signal including additional information on at least one object included in an image output through the video signal; a display; a VLC controller for receiving the data signal from the decoder and encoding the data signal in accordance with a VLC protocol to output the data signal as a visible light signal through the VLC; light source blocks, which include light sources, back light the display, and output the data signal encoded in accordance with the VLC; and a control unit for controlling the encoded data signal including the additional information on the object, to be output as the visible light signal through a light source block at a position corresponding to the object from among the light source blocks.Type: ApplicationFiled: September 15, 2010Publication date: March 17, 2011Applicant: Samsung Electronics Co., Ltd.Inventors: Kyung-Woo Lee, Dae-Kwang Jung, Jeong-Seok Choi, Hong-Seok Shin, Sung-Bum Park, Ki-Uk Song
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Patent number: 7904106Abstract: Disclosed is an apparatus and method for adaptively allocating transmission power for beamforming combined with orthogonal space-time block codes (OSTBC) in a distributed wireless communication system, the apparatus comprising: a plurality of sub-arrays for beamforming, which are geographically distributed and each of which comprises a plurality of distributed antennas placed in random groups; and a central processing unit for identifying performances of subsets by applying a predetermined power allocation scheme according to subsets which can be obtained by combining the sub-arrays, by means of a Nakagami fading parameter and information about large-scale fading of each of the sub-arrays, fed back from a receiving party, for determining a subset having a best performance as an optimal subset according to the identified performances, and for performing power allocation based on the subset set as the optimal subset.Type: GrantFiled: October 12, 2007Date of Patent: March 8, 2011Assignee: Samsung Electronics Co., Ltd.Inventors: Shuangfeng Han, Seong-Taek Hwang, Hoon Kim, Sang-Ho Kim, Jae-Hun Cho, Jae-Hoon Lee, Ki-Uk Song
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Publication number: 20100157905Abstract: A method is provided for searching a route of a mobile node in a short-range communication environment. A first router to which a mobile node belongs acquires a unique address of the mobile node for communication with the mobile node. The first router determines whether the mobile node travels during communication. When the mobile node travels, the first router broadcasts the unique address of the mobile node to one or more neighboring routers and determines whether the one or more neighboring routers include the mobile node. If a second router, which is one of the one or more neighboring routers, includes the mobile node, the second router performs communication using the unique address without an additional address acquisition process.Type: ApplicationFiled: December 23, 2009Publication date: June 24, 2010Applicant: Samsung Electronics Co., Ltd.Inventors: Sang-Won AHN, Ki-Uk Song, Hee-Bum Ahn, Ji-Young Yi, Hae-Don Chon