Patents Represented by Attorney Lee, Hong, Degerman, Kang & Waimey
  • Patent number: 8340657
    Abstract: A mobile station provided with multiple antennas in a wireless communication system is disclosed. More specifically, the mobile station displays an overlap zone entry notification message received from a macro base station if the mobile station enters an overlap zone between the macro base station and a femto base station, and an user selects an antenna driving mode of the multiple antennas. And then, the mobile station transmit and receive signals to and from at least one of the macro base station and the femto base station in accordance with the selected antenna driving mode.
    Type: Grant
    Filed: July 5, 2011
    Date of Patent: December 25, 2012
    Assignee: LG Electronics Inc.
    Inventors: Seungjin Ahn, Sunghoon Jung, Joondong Lee, Wonyong Yoon, Sangwoo Kim
  • Patent number: 8341549
    Abstract: A system for arranging symbols for display and selection in a mobile communication terminal is provided. The system comprises user interface configured for selecting a first symbol having a first display priority; and means for assigning a second display priority to a second symbol associated with the first symbol, wherein the second symbol is displayed according to the second display priority, in response to a request for displaying a symbol set.
    Type: Grant
    Filed: March 7, 2008
    Date of Patent: December 25, 2012
    Assignee: LG Electronics Inc.
    Inventor: Dong Hyuck Oh
  • Patent number: 8335060
    Abstract: The present invention is related to a hybrid fault current limiter comprising a switching unit detaching a moving contact located on a cable and transmitting a trip signal if a fault current is flowed at an electric power system, a semiconductor switching unit connected in series with the switching unit and configured to be turned off to limit the flow of the fault current when the trip signal is transmitted, and a circuit breaking unit connected in parallel to the switching unit and the semiconductor switching unit and configured to limit the fault current detoured from the switching unit and the semiconductor switching unit. The present invention provides rapid treatment for the fault current problem by applying the algorithm sensing the occurrence of the fault current and the algorithm limiting the fault current simultaneously.
    Type: Grant
    Filed: March 1, 2011
    Date of Patent: December 18, 2012
    Assignee: LS Industrial Systems Co., Ltd.
    Inventors: Seung Hyun Bang, Kwon Bae Park, Jung Wook Sim, Won Joon Choe, Gyeong Ho Lee
  • Patent number: 8335975
    Abstract: A digital broadcasting system for transmitting/receiving a digital broadcasting signal and a data processing method are disclosed. First program table information and second program table information, which has an identifier different from an identifier of the first program information, are multiplexed and transmitted. The first program table information describes main service data through fixed reception channel, while the second program information described mobile service data through mobile reception channel. Thus, a broadcast receiving system can receive and output the mobile service data by parsing the second program table information.
    Type: Grant
    Filed: November 3, 2011
    Date of Patent: December 18, 2012
    Assignee: LG Electronics Inc.
    Inventors: Jin Pil Kim, In Hwan Choi, Kook Yeon Kwak, Byoung Gill Kim, Jin Woo Kim, Hyoung Gon Lee, Jong Moon Kim, Won Gyu Song
  • Patent number: 8335182
    Abstract: A digital broadcasting system and a method for transmitting and receiving digital broadcast signal are disclosed. The method of transmitting digital broadcast signal includes convolutional encoding mobile data to build SCCC blocks, generating signaling data, forming a first data group and a second data group which includes mobile service data and the signaling data, interleaving data including the mobile service data in the first and second data groups and outputting a interleaved first data group and an interleaved second data group, wherein at least one of the SCCC blocks include an extension data block from the interleaved first data group and a data block from the interleaved second data group, transmitting the digital broadcasting signal including the first data group and the second data group.
    Type: Grant
    Filed: December 22, 2010
    Date of Patent: December 18, 2012
    Assignee: LG Electronics Inc.
    Inventors: Won Gyu Song, Byoung Gill Kim, Chul Kyu Mun, Hyoung Gon Lee, In Hwan Choi, Jin Woo Kim, Jae Hyung Song
  • Patent number: 8335280
    Abstract: A digital broadcasting system and a data processing method are disclosed. The receiving system of the digital broadcasting system includes a baseband processor, a first handler, a second handler, and a storage unit. The baseband processor receives a broadcast signal including mobile service data and main service data. Herein, the mobile service data may configure an RS frame, and the RS frame may include the mobile service data and first signaling information of a first data type on the mobile service data. The first handler parses the first signaling information received from the RS frame, converts parsed data elements of the first data type to a second data type, and merges multiple identification information of the parsed first data type, thereby generating identification information of the second data type.
    Type: Grant
    Filed: November 24, 2009
    Date of Patent: December 18, 2012
    Assignee: LG Electronics Inc.
    Inventors: Jae Hyung Song, In Hwan Choi, Jong Yeul Suh, Jin Pil Kim, Chul Soo Lee
  • Patent number: 8335185
    Abstract: A method of efficiently allocating a resource to a mobile station to support a real time service in a radio access system is provided. The method includes grouping one or more mobile stations and allocating a group resource area for transmitting bandwidth request information for transmitting real time service data of the grouped one or more mobile stations, and allocating respective individual resource areas of the one or more mobile stations included in the group resource area. Since the method of grouping the mobile service and efficiently allocating an uplink resource are provided, it is possible to reduce message overhead and efficiently use the resource.
    Type: Grant
    Filed: November 5, 2008
    Date of Patent: December 18, 2012
    Assignee: LG Electronics Inc.
    Inventors: Hee Jeong Cho, Ki Seon Ryu, Ae Ran Youn, Tae Gon Kong
  • Patent number: 8331500
    Abstract: A receiving system and a method of processing broadcast signals in the receiving system are disclosed. The receiving system includes a tuner, a known sequence detector, a carrier recovery unit, and a channel equalizer. The tuner receives a broadcast signal including a data group. Herein, the data group comprises mobile service data, a plurality of known data sequences, and signaling data. One of the plurality of known data sequences comprises a first M symbol sequence and a second M symbol sequence each having a first data pattern. The known sequence detector estimates an initial frequency offset and detects position information of each known data sequence based on the known data sequence having the first data pattern. The carrier recovery unit acquires initial frequency synchronization and performs carrier recovery from the broadcast signal based on the initial frequency offset estimated by the known sequence detector.
    Type: Grant
    Filed: May 12, 2010
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: In Hwan Choi, Won Gyu Song, Hyoung Gon Lee, Byoung Gill Kim, Jin Woo Kim
  • Patent number: 8331849
    Abstract: A method for managing a digital multimedia broadcasting channel includes receiving a broadcast data frame that includes an occurrence change field, and performing a service update responsive to reconfiguration version data defined within the occurrence change field. Alternatively, the method includes transmitting a broadcast data frame that includes an occurrence change field, and causing a receiving terminal to perform a service update for a new channel responsive to reconfiguration version data defined within the occurrence change field. A digital multimedia broadcast terminal includes a receiver for receiving a broadcast data frame that includes an occurrence change field, and a controller configured to generate a control signal causing a service update responsive to reconfiguration version data defined within the occurrence change field.
    Type: Grant
    Filed: January 6, 2010
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventor: Hye Won Eum
  • Patent number: 8331256
    Abstract: A method includes receiving priority information on priority for different frequency or a Radio Access Technology (RAT), measuring a serving cell periodically, measuring different frequency or RAT with higher priority than the serving cell, and suspending the measurement of different frequency or RAT with the higher priority during a certain time period when a measurement result of the different frequency or RAT with higher priority is lower than a reference value.
    Type: Grant
    Filed: October 24, 2008
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Seon Don Lee, Young Dae Lee, Sung Duck Chun, Seung June Yi, Sung Jun Park
  • Patent number: 8331218
    Abstract: The present invention relates to allocating a radio resource in a wireless communication system utilizing orthogonal frequency division multiplexing (OFDM). Preferably, the present invention comprises receiving in a mobile station data associated with a radio resource allocation map from a base station, wherein the radio allocation map comprises control parameters for transmitting an uplink channel, wherein the uplink channel comprises at least one OFDM tile comprising a first set of subcarriers associated with representing at least part of an n-bit data payload, and a second set of subcarriers associated with representing at least part of a non-pilot m-bit data payload wherein each subcarrier carries a modulated data, and the first and the second set of subcarriers are exclusive to each other, and transmitting the uplink channel from the mobile station to the base station.
    Type: Grant
    Filed: May 27, 2010
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Bin Chul Ihm, Jin Young Chun, Yong Suk Jin
  • Patent number: 8331299
    Abstract: A method and apparatus of transmitting and receiving data in a mobile communication system is disclosed. The method of transmitting and receiving data in a mobile communication system comprises receiving control information related to transmission and reception from a transmitting side, determining at least one of power saving parameter information of a talk spurt and a silence period from the control information related to transmission and reception, and receiving data from the transmitting side by applying the power saving parameter information depending on the talk spurt and the silence period. According to the above method, unnecessary data reception is not performed in the silence period.
    Type: Grant
    Filed: May 7, 2008
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Jeong Ki Kim, Yong Ho Kim, Ki Seon Ryu
  • Patent number: 8331464
    Abstract: A method of transmitting data using a generalized phase shift based proceding or an extended phase shift precoding scheme in a multiple-antenna system using a plurality of subcarrier and a transceiver for supporting the same are disclosed. A phase shift based precoding matrix may be generalized and determined by a product of a diagonal matrix for phase shift and a unitary matrix for maintaining orthogonality in spatial domain. The diagonal matrix may be extended by a product of a proceding matrix for increasing channel power and the diagonal matrix for phase shift. The design of the transceiver can be simplified or communication efficiency can be improved by generalizing and extending the phase shift based proceding.
    Type: Grant
    Filed: May 29, 2007
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Moon Il Lee, Jae Won Chang, Bin Chul Ihm, Jin Hyuk Jung, Jin Young Chun
  • Patent number: 8330821
    Abstract: A mobile terminal including a plurality of cameras and a method of processing images acquired in a plurality of cameras is provided. The image processing method includes simultaneously operating a plurality of cameras, outputting a synchronous signal during an inactive time period and a data image signal during an active time period, wherein the active time period during which one camera of the plurality of cameras provides the data image signal occurs during the inactive time period of the other camera or cameras of the plurality of cameras.
    Type: Grant
    Filed: July 13, 2007
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventor: Donghoon Lee
  • Patent number: 8331968
    Abstract: An antenna switching method in a wireless access system is disclosed. A method of transmitting antenna information according to one embodiment of the present invention includes the steps of receiving an uplink request message for closed-loop antenna switching from a mobile station, transmitting a reference field including prescribed modulation and coding scheme (MCS) information to the mobile station, and transmitting a differential field including the antenna information to the mobile station. In this case, the antenna information can contain a selected antenna index.
    Type: Grant
    Filed: October 24, 2008
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Jin Soo Choi, Jae Hoon Chung
  • Patent number: 8332723
    Abstract: A receiving system and a data processing method are disclosed. The receiving system includes a signal receiving unit, an FIC handler, a manager, and a decoding unit. The signal receiving unit receives multiple Reed-Solomon (RS) frames comprising desired mobile service data for multiple ensembles and fast information channel (FIC) data including an indicator field, wherein the indicator field indicates whether or not the desired mobile service data are delivered through the multiple ensembles. The FIC handler obtains the indicator field from the FIC data. The manager determines at least one ensemble based upon the indicator field. And, the decoding unit decodes IP streams of the desired mobile service data from the RS frame of the determined ensemble.
    Type: Grant
    Filed: August 18, 2009
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Jae Hyung Song, Gomer Thomas, In Hwan Choi
  • Patent number: 8331483
    Abstract: A method for transmitting feedback information via a Spatial Rank Index (SRI) channel includes determining, at an access terminal, a value of a spatial rank index and transmitting, from the access terminal through the SRI channel, feedback information indicating the determined value of the spatial rank index according to a prescribed coding. The codeword of the prescribed coding is one of: (0,0,0,0,0,0,0,0), (1,0,1,0,1,1,0,1), (0,1,1,1,0,0,1,1), or (1,1,0,1,1,1,1,0).
    Type: Grant
    Filed: July 28, 2010
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Dong Wook Roh, Sang Kim
  • Patent number: 8331948
    Abstract: A method and apparatus of operating a femto base station in a wireless communication system is provided. A first announcement message indicating service interruption is transmitted. A second announcement message indicating service recovery is transmitted. The second announcement message is transmitted to a user equipment or a macro base station having a wider cell area than the femto base station. Reliability of a communication service can be maintained for a user equipment even if a service of a femto base station is temporarily interrupted.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Gi Won Park, Ki Seon Ryu, In Uk Jung, Yong Ho Kim, Young Soo Yuk
  • Patent number: 8331871
    Abstract: A method of generating and transmitting a channel quality indicator is disclosed, by which a feedback size of channel quality information is reduced. The present invention includes selecting at least one subband by considering a channel quality of each of entire subbands formed by grouping a predetermined number of subcarriers, additionally selecting subbands adjacent to the at least one subband selected in the first selection step, and generating the channel quality indicator corresponding to the subbands selected in the first selection step and the second selection step.
    Type: Grant
    Filed: August 14, 2008
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Dong Wook Roh, Bong Hoe Kim, Joon Kui Ahn, Yu Jin Noh, Dong Youn Seo, Ki Jun Kim
  • Patent number: 8331982
    Abstract: A mobile terminal and a method for controlling broadcast in a mobile terminal are provided. The mobile terminal extracts broadcast guide receiving associated information for receiving broadcast guide information corresponding to a specific data type selected by a user from broadcast guide receiving associated information and receives broadcast guide information corresponding to the selected specific data type by using the extracted broadcast guide receiving associated information.
    Type: Grant
    Filed: July 20, 2010
    Date of Patent: December 11, 2012
    Assignee: LG Electronics Inc.
    Inventors: Sug Ky Hong, Sung Won Yoon, Hyun Ho Koh, Eui Soon Kim, Won Jong Lee