Patents by Inventor Kyong Won Kang
Kyong Won Kang 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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Publication number: 20140215810Abstract: Provided is a jelly-roll type electrode assembly pattern-coated with active materials manufactured by winding and compressing a separator and an anode and a cathode arranged on both sides of the separator. The anode includes anode flat coated portion coated with an anode active material and anode curved uncoated portion not coated with the anode active material, which are alternately formed. The cathode includes a cathode flat coated portion coated with a cathode active material and a cathode curved uncoated portion not coated with the cathode active material, which are alternately formed.Type: ApplicationFiled: April 4, 2014Publication date: August 7, 2014Applicant: LG CHEM, LTD.Inventors: Hyun Tae Kim, Soon Ho Ahn, Kyong Won Kang, Ki Woong Kim
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Patent number: 8709642Abstract: Disclosed herein is a method of locating a plurality of full cells constructed in a cathode/separator/anode structure, as basic units, on a separator sheet having a continuous length, further locating a unit electrode or a bi-cell on the separator sheet, and winding the full cells and unit electrode or the bi-cell to continuously manufacture a stacking/folding type electrode assembly constructed in a structure in which anodes are located at the outermost electrodes forming the outside of the electrode assembly, respectively, wherein the method including a step of continuously supplying a cathode sheet, an anode sheet, a first separator sheet, and a second separator sheet, to manufacture the unit cells, successively arranging the unit cells on the second separator sheet from a first stage to an nth stage, and winding the unit cells, a step of arranging cathode tabs and anode tabs at the respective stages, while the cathode tabs and the anode tabs are opposite to each other, and arranging electrode tabs havingType: GrantFiled: July 2, 2008Date of Patent: April 29, 2014Assignee: LG Chem, Ltd.Inventors: Kyong Won Kang, Hyang Mok Lee, Byungjin Choi, Eunyoung Goh, Sung-Min Hwang, Oh Young Hyun, Chang bum Ahn, Hyun-Chul Jung, Wooyong Lee
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Patent number: 8135095Abstract: An enhanced VSB receiver includes a tuner which tunes an RF signal and converts it into an IF signal, an IF mixer which converts the IF signal into a baseband signal, and a demodulator which demodulates the baseband signal into a VSB signal. The enhanced VSB receiver further includes a map recovery unit which recovers VSB map information of the VSB signal, an enhanced equalizer for compensating channel distortion of the VSB signal and outputting an equalized symbol, and an enhanced Viterbi decoder for estimating whether polarity inversion occurred during a symbol period of the equalized symbol and Viterbi-decoding the equalized symbol based on the polarity estimation.Type: GrantFiled: June 25, 2010Date of Patent: March 13, 2012Assignee: LG Electronics Inc.Inventors: In Hwan Choi, Kyong Won Kang
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Patent number: 7933365Abstract: An enhanced VSB receiver includes a tuner which tunes an RF signal and converts it into an IF signal, an IF mixer which converts the IF signal into a baseband signal, and a demodulator which demodulates the baseband signal signal into a VSB signal. The enhanced VSB receiver further includes a map recovery unit which recovers VSB map information of the VSB signal, an enhanced equalizer for compensating channel distortion of the VSB signal and outputting an equalized symbol, and an enhanced Viterbit decoder for estimating whether polarity inversion occurred during a symbol period of the equalized symbol and Viterbi-decoding the equalized symbol based on the polarity estimation.Type: GrantFiled: November 14, 2005Date of Patent: April 26, 2011Assignee: LG Electronics Inc.Inventors: In Hwan Choi, Kyong Won Kang
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Publication number: 20100279161Abstract: Disclosed herein is a method of locating a plurality of pull cells constructed in a cathode/separator/anode structure, as basic units, on a separator sheet having a continuous length, further locating a unit electrode or a bi-cell on the separator sheet, and winding the pull cells and unit electrode or the bi-cell to continuously manufacture a stacking/folding type electrode assembly constructed in a structure in which anodes are located at the outermost electrodes forming the outside of the electrode assembly, respectively, wherein the method including a step of continuously supplying a cathode sheet, an anode sheet, a first separator sheet, and a second separator sheet, to manufacture the unit cells, successively arranging the unit cells on the second separator sheet from a first stage to an n stage, and winding the unit cells, a step of arranging cathode tabs and anode tabs at the respective stages, while the cathode tabs and the anode tabs are opposite to each other, and arranging electrode tabs having thType: ApplicationFiled: July 2, 2008Publication date: November 4, 2010Applicant: LG CHEM, LTD.Inventors: Kyong Won Kang, Hyang Mok Lee, Byungjin Choi, Eunyoung Goh, Sung-Min Hwang, OhYoung Hyun, Chang bum Ahn, Hyun-Chul Jung, Wooyong Lee
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Publication number: 20100271555Abstract: An enhanced VSB receiver includes a tuner which tunes an RF signal and converts it into an IF signal, an IF mixer which converts the IF signal into a baseband signal, and a demodulator which demodulates the baseband signal signal into a VSB signal. The enhanced VSB receiver further includes a map recovery unit which recovers VSB map information of the VSB signal, an enhanced equalizer for compensating channel distortion of the VSB signal and outputting an equalized symbol, and an enhanced Viterbit decoder for estimating whether polarity inversion occurred during a symbol period of the equalized symbol and Viterbi-decoding the equalized symbol based on the polarity estimation.Type: ApplicationFiled: June 25, 2010Publication date: October 28, 2010Inventors: In Hwan CHOI, Kyong Won KANG
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Patent number: 7799470Abstract: Disclosed are nonaqueous electrolyte additives, which can improve the safety of a battery upon overcharge of the battery without reducing the performance of the battery, as well as a nonaqueous electrolyte comprising the additives, and a lithium secondary battery comprising the nonaqueous electrolyte. More particularly, disclosed are a nonaqueous electrolyte comprising both fluorobiphenyl and fluorotoluene as additives, and a lithium secondary battery comprising the nonaqueous electrolyte.Type: GrantFiled: January 23, 2007Date of Patent: September 21, 2010Assignee: LG Chem, Ltd.Inventors: Jeong Ju Cho, Sun Sik Shin, Hyang Mok Lee, Kyong Won Kang, Eun Ju Kang, Min Chul Jang, Soo Hyun Ha
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Publication number: 20070172729Abstract: Disclosed are nonaqueous electrolyte additives, which can improve the safety of a battery upon overcharge of the battery without reducing the performance of the battery, as well as a nonaqueous electrolyte comprising the additives, and a lithium secondary battery comprising the nonaqueous electrolyte. More particularly, disclosed are a nonaqueous electrolyte comprising both fluorobiphenyl and fluorotoluene as additives, and a lithium secondary battery comprising the nonaqueous electrolyte.Type: ApplicationFiled: January 23, 2007Publication date: July 26, 2007Applicant: LG CHEM, LTD.Inventors: Jeong Ju CHO, Sun Sik SHIN, Hyang Mok LEE, Kyong Won KANG, Eun Ju KANG, Min Chul JANG, Soo Hyun HA
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Patent number: RE45506Abstract: An enhanced VSB receiver includes a tuner which tunes an RF signal and converts it into an IF signal, an IF mixer which converts the IF signal into a baseband signal, and a demodulator which demodulates the baseband signal into a VSB signal. The enhanced VSB receiver further includes a map recovery unit which recovers VSB map information of the VSB signal, an enhanced equalizer for compensating channel distortion of the VSB signal and outputting an equalized symbol, and an enhanced Viterbi decoder for estimating whether polarity inversion occurred during a symbol period of the equalized symbol and Viterbi-decoding the equalized symbol based on the polarity estimation.Type: GrantFiled: March 12, 2014Date of Patent: May 5, 2015Assignee: LG Electronics Inc.Inventors: In Hwan Choi, Kyong Won Kang
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Patent number: RE45736Abstract: A DTV transmitter includes a pre-processor pre-processing enhanced data, a data formatter generating enhanced data packets including known data, a multiplexer multiplexing the enhanced data packets with main data packets, a data randomizer randomizing the multiplexed data packets, an RS encoder RS-encoding the randomized data packets, and a data interleaver interleaving the RS-coded data packets, where a plurality of known data sequences are included in the interleaved enhanced data packets. Finally, the DTV transmitter further includes an enhanced encoder which codes each block of enhanced data placed between any two of the known data sequences and bypasses the interleaved main data packets.Type: GrantFiled: April 3, 2014Date of Patent: October 6, 2015Assignee: LG ELECTRONICS INC.Inventors: Hyoung Gon Lee, In Hwan Choi, Kyong Won Kang
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Patent number: RE45887Abstract: An enhanced VSB receiver includes a tuner which tunes an RF signal and converts it into an IF signal, an IF mixer which converts the IF signal into a baseband signal, and a demodulator which demodulates the baseband signal into a VSB signal. The enhanced VSB receiver further includes a map recovery unit which recovers VSB map information of the VSB signal, an enhanced equalizer for compensating channel distortion of the VSB signal and outputting an equalized symbol, and an enhanced Viterbi decoder for estimating whether polarity inversion occurred during a symbol period of the equalized symbol and Viterbi-decoding the equalized symbol based on the polarity estimation.Type: GrantFiled: August 4, 2014Date of Patent: February 9, 2016Assignee: LG ELECTRONICS INC.Inventors: In Hwan Choi, Kyong Won Kang
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Patent number: RE46194Abstract: A DTV transmitter includes a pre-processor pre-processing enhanced data, a data formatter generating enhanced data packets including known data, a multiplexer multiplexing the enhanced data packets with main data packets, a data randomizer randomizing the multiplexed data packets, an RS encoder RS-encoding the randomized data packets, and a data interleaver interleaving the RS-coded data packets, where a plurality of known data sequences are included in the interleaved enhanced data packets. Finally, the DTV transmitter further includes an enhanced encoder which codes each block of enhanced data placed between any two of the known data sequences and bypasses the interleaved main data packets.Type: GrantFiled: July 29, 2014Date of Patent: November 1, 2016Assignee: LG ELECTRONICS INC.Inventors: Hyoung Gon Lee, In Hwan Choi, Kyong Won Kang
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Patent number: RE47507Abstract: An enhanced VSB receiver includes a tuner which tunes an RF signal and converts it into an IF signal, an IF mixer which converts the IF signal into a baseband signal, and a demodulator which demodulates the baseband signal into a VSB signal. The enhanced VSB receiver further includes a map recovery unit which recovers VSB map information of the VSB signal, an enhanced equalizer for compensating channel distortion of the VSB signal and outputting an equalized symbol, and an enhanced Viterbi decoder for estimating whether polarity inversion occurred during a symbol period of the equalized symbol and Viterbi-decoding the equalized symbol based on the polarity estimation.Type: GrantFiled: January 27, 2016Date of Patent: July 9, 2019Assignee: LG ELECTRONICS INC.Inventors: In Hwan Choi, Kyong Won Kang
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Patent number: RE47611Abstract: A DTV transmitter includes a pre-processor pre-processing enhanced data, a data formatter generating enhanced data packets including known data, a multiplexer multiplexing the enhanced data packets with main data packets, a data randomizer randomizing the multiplexed data packets, an RS encoder RS-encoding the randomized data packets, and a data interleaver interleaving the RS-coded data packets, where a plurality of known data sequences are included in the interleaved enhanced data packets. Finally, the DTV transmitter further includes an enhanced encoder which codes each block of enhanced data placed between any two of the known data sequences and bypasses the interleaved main data packets.Type: GrantFiled: October 5, 2016Date of Patent: September 17, 2019Assignee: LG ELECTRONICS INC.Inventors: Hyoung Gon Lee, In Hwan Choi, Kyong Won Kang