Patents by Inventor Yong-hoon Lee

Yong-hoon Lee 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).

  • Publication number: 20140303958
    Abstract: A method of controlling an interpretation apparatus is provided. The control method includes collecting a voice of a speaker in a first language in order to generate voice data, extracting voice attribution information of the speaker from the generated voice data, and transmitting to an external apparatus text data in which the voice of the speaker included in the generated voice data is translated in a second language, together with the extracted voice attribute information. The text data translated in the second language is generated by recognizing the voice of the speaker included in the generated voice data, converting the recognized voice of the speaker into the text data, and translating the converted text data in the second language.
    Type: Application
    Filed: April 2, 2014
    Publication date: October 9, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-hoon LEE, Byung-jin HWANG, Young-jun RYU, Gyung-chan SEOL
  • Publication number: 20140256841
    Abstract: Disclosed is a sealing film for electronic paper having a multilayered structure. The multilayered film for electronic paper comprising a layered structure according to the present invention comprises: (a) a sealing layer formed with a material comprising a UV curable polymer resin composition or a UV transmitting polymer resin composition; and (b) a tack-free adhesive layer formed with a material comprising a UV curable polymer resin. The sealing film has excellent sealing properties and is tack-free at room temperature, and thus it is possible to minimize freezing of electrostatic particles inside a microcup sticking to the surface of a sealing material during manipulation thereof.
    Type: Application
    Filed: October 18, 2012
    Publication date: September 11, 2014
    Applicant: LG Hausys, Ltd.
    Inventors: Jang Soon Kim, Yong Hoon Lee, Won Gu Choi
  • Patent number: 8737921
    Abstract: Provided is a method, and an apparatus and communication system to perform the method, of detecting a victim terminal and performing an interference coordination in a multi-cell environment. The multi-cell environment may include a heterogeneous cell environment including a small cell and a macro cell. The method includes determining whether a macro terminal is located within a cell coverage of a small base station, and adjusting the cell coverage according to the determination.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: May 27, 2014
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Young Jun Hong, Tae Soo Kwon, Chang Yong Shin, Kyung Hun Jang, Hee Jung Yu, Hak Soo Kim, Yong Hoon Lee, Young Chul Sung
  • Publication number: 20140118066
    Abstract: Disclosed herein is a low-cost digital predistortion apparatus using envelope detection feedback. The low-cost digital predistortion apparatus includes a digital predistortion unit and an envelope detection feedback unit. The digital predistortion unit converts the output of a predistorter into analog signals, frequency-modulates the analog signals into a pass band signal, and amplifies the frequency-modulated signal via a power amplifier. The envelope detection feedback unit converts the difference between the input and output of the power amplifier of the digital predistortion unit and the output of the power amplifier into baseband signals, respectively, converts the baseband signals into digital signals, estimates the nonlinear distortion characteristic output of the power amplifier, calculates a predistortion parameter that is used to compensate for the estimated nonlinear distortion characteristic output of the power amplifier.
    Type: Application
    Filed: October 30, 2013
    Publication date: May 1, 2014
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Yong Hoon LEE, Jin Hyun So, Eui Rim Jeong, Sung Ho Choi, Seung Hyeok Ahn
  • Publication number: 20140118122
    Abstract: An agent apparatus to relay operation control information between at least one remote controller and at least one electrical apparatus, the agent apparatus includes a communication unit to receive operation control information, of the at least one electrical apparatus, transmitted from the remote controller and to transmit the operation control information to the at least one electrical apparatus, a controller to learn the received operation control information of the at least one of electrical apparatus to generate a macro and to control output of the generated macro, and a storage unit to store the operation control information of the at least one electrical apparatus and the generated macro.
    Type: Application
    Filed: October 29, 2013
    Publication date: May 1, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Jun RYU, Yong Hoon Lee
  • Publication number: 20140111689
    Abstract: A display device includes an input unit to receive a user message, a video output unit to display a plurality of agents, and an agent controller to analyze the user message and generate at least one agent message for at least one of the plurality of agents based on an analysis result of the user message. Different agent messages are generated for the plurality of agents. The display device may display the agent messages on the video output unit. If the display device includes an audio output unit, the agent messages may be output by voice.
    Type: Application
    Filed: September 18, 2013
    Publication date: April 24, 2014
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: In Ji KIM, Gyoung Chan Seol, Jae Hong Ahn, Young Jun Ryu, Yong Hoon Lee
  • Publication number: 20140111690
    Abstract: A display device, a remote control device for the display device, a method of controlling the display device, a method of controlling the remote control device, and a method of controlling a server includes collecting at least one piece of situation information or receiving at least one piece of situation information from a remote control device, determining a current state of a user based on the collected or received at least one piece of situation information, instructing the remote control device to output a notification signal corresponding to the current state of the user, and generating the control command according to the current state of the user and providing a sense-based image service to the user according to the control command.
    Type: Application
    Filed: October 16, 2013
    Publication date: April 24, 2014
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: In Ji Kim, Yong Hoon Lee, Snag On Choi
  • Patent number: 8687675
    Abstract: Disclosed is a data transmission/reception method and system for minimizing intercarrier interference (ICI) in a communication system using a multicarrier. The data transmission method by a transmitter includes grouping transmission signals in units of a predetermined number of transmission signals when the transmitter has received the transmission signals, multiplying each group of the transmission signals by a transmission coding matrix, and transmitting the transmission signals multiplied by the transmission coding matrix to a receiver.
    Type: Grant
    Filed: September 5, 2007
    Date of Patent: April 1, 2014
    Assignees: Samsung Electronics Co., Ltd, Korea Advanced Institute of Science & Technology (KAIST)
    Inventors: Tak-Ki Yu, Myeon-Kyun Cho, Dong-Ho Kim, Jae-Yeun Yun, Yong-Hoon Lee, Sae-Young Chung, Young-Seok Oh
  • Publication number: 20140087683
    Abstract: Disclosed is a method of receiving, by a terminal, an additional network service provided through a temporary base station disposed temporarily or locally in order to transfer disaster information, including: receiving information on the additional network through an existing network service provided by a base station; verifying whether the terminal is handed over to the additional network based on the information on the additional network; and receiving the additional network service through the additional network. According to the present invention, even when a communication service disability occurs due to a flood of telephone traffic in an area where a disaster situation or an event occurs, a communication service can be provided through the additional network in terms of the communication service and a broadcasting channel that provides information specific to the disaster situation or event can be temporarily or locally additionally provided.
    Type: Application
    Filed: September 17, 2013
    Publication date: March 27, 2014
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hyoung Soo LIM, Yong Tae LEE, So Ra PARK, Yong Hoon LEE, Geon KIM, Myung Sun BAEK, Bo Mi LIM, Yun Jeong SONG, Nam Ho HUR
  • Patent number: 8584190
    Abstract: Provided is an apparatus and method for transmitting and receiving broadcasting data and supplementary data. The method includes: generating broadcasting data and supplementary data for a plurality of predetermined 3D broadcasting services to be provided to users; multiplexing the generated broadcasting data for broadcasting channels respectively allocated to the plurality of predetermined 3D broadcasting services, and multiplexing the generated supplementary data for one commonly broadcasting channel commonly allocated to the plurality of predetermined 3D broadcasting services; encoding the multiplexed supplementary data corresponding to a conditional access system; and transmitting the encoded supplementary data to the one common broadcasting channel, and transmitting the multiplexed broadcasting data to the allocated broadcasting channels.
    Type: Grant
    Filed: June 30, 2011
    Date of Patent: November 12, 2013
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Bong-Ho Lee, Hyun Lee, Gwang-Soon Lee, Yong-Hoon Lee, Namho Hur, Kwanghee Jung, Soo-In Lee
  • Publication number: 20130287215
    Abstract: An apparatus and method for outputting audio signals of a portable communication device are provided. The apparatus includes a plurality of audio tables including different volume control values or tone control values, and allows a user to selectively set audio tables corresponding to each of audio paths equipped with the portable communication device. Further, the apparatus analyzes a surrounding environment during a voice call, determines the absence or presence of noise, and suitably controls a volume or a tone of audio signals based on the result of the determination before outputting the audio signals. Accordingly, the apparatus can provide an improved calling condition in various calling environments.
    Type: Application
    Filed: April 29, 2013
    Publication date: October 31, 2013
    Applicant: Samsung Electronics Co. Ltd.
    Inventors: Yang-Su KIM, Chul-Hwan LEE, Mi-Hyang KIM, Jun-Tai KIM, Nam-Il LEE, Yong-Hoon LEE
  • Patent number: 8538297
    Abstract: A charging apparatus including a charging tube which has an outer surface contacting a photoconductive medium and electrically charges a surface of the photoconductive medium, a shaft which is disposed in the charging tube and to which a charging voltage is applied, and a conductive member which is connected to the shaft and contacts an inner surface of the charging tube. A friction coefficient between the conductive member and the inner surface of the charging tube may be less than a friction coefficient between the photoconductive medium and the outer surface of the charging tube, so that a slip phenomenon of the charging tube is prevented.
    Type: Grant
    Filed: July 5, 2011
    Date of Patent: September 17, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: In-cheol Jeon, Ki-jae Do, Jong-hwa Joo, Yong-hoon Lee, Sang-jin Park
  • Patent number: 8515321
    Abstract: A toner supply roller of an electrophotographic imaging apparatus and a method of preparing the toner supply roller are provided. The toner supply roller includes a polyurethane foam, and a metal shaft inserted in the polyurethane foam along an axis thereof, wherein the polyurethane foam includes an ion-conductive agent and a binder, and the binder includes a resin having an amide bond. Accordingly, the toner supply roller including polyurethane foam provides an improved toner supply and prevents image defects.
    Type: Grant
    Filed: September 10, 2010
    Date of Patent: August 20, 2013
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-hyun Kim, An-kee Lim, Hee-won Jung, Yong-hoon Lee
  • Publication number: 20130200948
    Abstract: According to the present invention, a digital pre-distortion device and method for use in a dynamic spectrum allocation system, which uses a breadband frequency range, such as a cognitive radio (CR) system, are implemented. Also, while as conventional pre-distortion device only enable the linearization of a signal of a fundamental frequency band, the digital pre-distortion device and method according to the present invention enable not only the linearization of a basic signal on frequency fc, but also simultaneously enable the elimination of harmonic signals on the high frequencies of 2fc, 3fc, 4fc, etc. The digital pre-distortion device for a broadband power amplifier according to a preferred embodiment of the present invention comprises: a nonlinear power amplifier; an equivalent amplifier model estimator; N pre-distorters; and a coefficient extractor for extracting the coefficients of the N pre-distorters.
    Type: Application
    Filed: June 18, 2010
    Publication date: August 8, 2013
    Applicant: KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Yong Hoon Lee, Sung Ho Choi, Eui Rim Jeong
  • Patent number: 8472869
    Abstract: A method of performing relay communication in a next generation cellular communication system is disclosed. The next generation cellular communication system includes a base station and a plurality of terminals, and a communication target terminal which has not acquired a Line-Of-Sight (LOS) channel with the base station performs communication through the relay of a relaying terminal which has acquired a LOS channel. The base station determines the relaying terminal. The relaying terminal forms a relaying terminal group by determining one or more relaying assistant terminals. The communication target terminal forms a transmitting/receiving terminal group by determining one or more transmitting/receiving assistant terminals. The base station performs communication with the relaying terminal through the relaying terminal, relaying assistant terminals of the relaying terminal group and the transmitting/receiving assistant terminals of the transmitting/receiving terminal group.
    Type: Grant
    Filed: February 4, 2008
    Date of Patent: June 25, 2013
    Assignee: Korea Advanced Institute of Science and Technology
    Inventors: Dong Ho Cho, Hee Jung Yu, Young Seok Oh, Ho Won Lee, Woong Sup Lee, Yong Hoon Lee
  • Publication number: 20130136501
    Abstract: A developing cartridge includes a photoconductive body, a charging unit which charges a surface of the photoconductive body and a developing unit which forms a toner image. The charging unit includes a shaft which applies a charging voltage and which has a central axis parallel to a rotating axis of the photoconductive body, a tubular member of a conductive material which surrounds the shaft, a current carrying member which applies an electric current to the shaft and the tubular member, and a damping member which is disposed between the shaft and the current carrying member. The shaft has a middle portion which is thicker than opposite end portions in a longitudinal direction along the central axis.
    Type: Application
    Filed: June 22, 2012
    Publication date: May 30, 2013
    Applicant: Samsung Electronics Co., Ltd
    Inventor: Yong-hoon LEE
  • Patent number: 8412104
    Abstract: Provided is a method and apparatus for controlling inter cell interference based on cooperation between intra cell terminals. The intra cell terminals may exchange interference channel information, and may determine a receive beamforming vector based on the exchanged interference channel information. At least one intra cell terminal may feed back, to a neighboring cell base station, information associated with an effective interference channel using the receive beamforming vector. A base station may determine a transmit beamforming vector based on information associated with an effective interference channel using receive beamforming vectors of neighboring cell terminals that are received from at least one neighboring cell terminal.
    Type: Grant
    Filed: June 9, 2011
    Date of Patent: April 2, 2013
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Scienec and Technology
    Inventors: Won Jae Shin, Cheul Soon Kim, Chang Yong Shin, Won Jong Noh, Hyun Ho Choi, Young Chul Sung, Yong Hoon Lee
  • Patent number: 8411611
    Abstract: A method of setting a packet transmission path in a wireless communication network and a network apparatus using the same are provided. A method of setting a packet transmission path includes setting N?1 routing regions including at least one node between a source node and a destination node based on a predetermined N number of hops, N denoting an integer greater than or equal to two, and determining a node in each of the routing regions as a relay node based on a channel gain.
    Type: Grant
    Filed: July 2, 2008
    Date of Patent: April 2, 2013
    Assignees: Samsung Electronics Co., Ltd, Korea Advanced Institute of Science and Technology
    Inventors: Tae Soo Kwon, Young-Doo Kim, Eung Sun Kim, Yong Hoon Lee, Sae-Young Chung, Heejung Yu, Won-Yong Shin
  • Patent number: RE44219
    Abstract: Disclosed is an adaptive receiving MIMO (multi input and multi output) system and method which decides a symbol detecting order so as to estimate the symbol having the minimum summation of weights of least square errors at the time of estimating the symbol for respective equalizers provided in parallel by the number of transmit antennas, and updates filter tap coefficients based on the RLS algorithm according to the detecting orders. Therefore, the filter tap coefficients are directly updated without tracking channels in the time-varying channel environment, and accordingly, detection performance very similar to those of the channel tracking and conventional V-BLAST scheme is provided with reduced complexity.
    Type: Grant
    Filed: March 18, 2010
    Date of Patent: May 14, 2013
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hee-Jung Yu, Ji-Hoon Choi, Yong-Hoon Lee
  • Patent number: RE44352
    Abstract: A method for adaptively allocating resource can be simply implemented for reducing degradation of performance by effectively separating operations of sub-channel and time slot allocation and selection of modulation method and sequentially processing each of operations. A method for adaptively allocating resource in a communication system to sequentially process sub-carrier/time slot allocation and modulation method selection efficiently includes the step of a) computing average channel gains of sub-carriers/time slots for each user by using channel gains of sub-carriers/time slots for each user; b) computing average numbers of bits for each user by using required data rates and average channel gains of sub-carriers/time slots for each user; c) computing the number of sub-carriers/time slots allocated to each user and allocating the sub-carriers/time slots to each user; and d) selecting a modulation method with respect to each sub-carrier/time slot.
    Type: Grant
    Filed: May 20, 2010
    Date of Patent: July 9, 2013
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Yong Hoon Lee, Inhyoung Kim