Patents by Inventor Jong Sik Lim
Jong Sik Lim 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: 20240146229Abstract: A motor-driving apparatus for driving a motor having a plurality of windings respectively corresponding to a plurality of phases is provided. The motor-driving apparatus includes a first inverter having a plurality of first switching devices and connected to first ends of the plurality of windings and a second inverter having a plurality of second switching devices and connected to second ends of the plurality of windings. A third switching device is configured to selectively connect and disconnect points at which a number of turns of each of the windings is divided in a preset ratio. A controller is configured to adjust an on/off state of the first to third switching devices based on required output of the motor.Type: ApplicationFiled: January 10, 2024Publication date: May 2, 2024Inventors: Kang Ho Jeong, Jong Kyong Lim, Suk Hyun Lim, Ji Woong Jang, Beom Sik Kim, Sang Cheol Shin
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Publication number: 20240136674Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on a winding axis to define a core and an outer circumference. The first electrode includes a first active material portion coated with an active material layer and a first uncoated portion not coated with an active material layer along a winding direction. At least a part of the first uncoated portion is defined as an electrode tab by itself. The first uncoated portion includes a first portion adjacent to the core of the electrode assembly, a second portion adjacent to the outer circumference of the electrode assembly, and a third portion interposed between the first portion and the second portion. The first portion or the second portion has a smaller height than the third portion in the winding axis direction.Type: ApplicationFiled: January 19, 2022Publication date: April 25, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jong-Sik PARK, Jae-Won LIM, Yu-Sung CHOE, Hak-Kyun KIM, Je-Jun LEE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Pil-Kyu PARK, Kwang-Su HWANGBO, Do-Gyun KIM, Geon-Woo MIN, Hae-Jin LIM, Min-Ki JO, Su-Ji CHOI, Bo-Hyun KANG, Jae-Woong KIM, Ji-Min JUNG, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI
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Publication number: 20240128517Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes an uncoated portion at a long side end thereof and exposed out of the separator along a winding axis direction of the electrode assembly. A part of the uncoated portion is bent in a radial direction of the electrode assembly to form a bending surface region that includes overlapping layers of the uncoated portion, and in a partial region of the bending surface region, the number of stacked layers of the uncoated portion is 10 or more in the winding axis direction of the electrode assembly.Type: ApplicationFiled: January 19, 2022Publication date: April 18, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Hae-Jin LIM, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI, Do-Gyun KIM, Su-Ji CHOI, Kwang-Su HWANGBO, Geon-Woo MIN, Min-Ki JO, Jae-Won LIM, Hak-Kyun KIM, Je-Jun LEE, Ji-Min JUNG, Jae-Woong KIM, Jong-Sik PARK, Yu-Sung CHOE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Bo-Hyun KANG, Pil-Kyu PARK
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Publication number: 20240123481Abstract: A foil tab forming apparatus forms at least one foil tab of a positive electrode foil tab and a negative electrode foil tab respectively provided at a top portion and a bottom portion of an electrode assembly. The foil tab forming apparatus includes a pre-forming jig configured to bend the foil tab by pressing the foil tab, while moving in a direction from an outer circumferential portion of the electrode assembly to a winding center portion of the electrode assembly and a forming jig configured to press the foil tab that has been primarily bent by the pre-forming jig, by moving along a direction parallel to a winding axis of the electrode assembly.Type: ApplicationFiled: March 8, 2022Publication date: April 18, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jae-Won LIM, Hak-Kyun KIM, Jong-Sik PARK, Je-Jun LEE
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Publication number: 20240088425Abstract: An electrode assembly, a battery, a battery pack and a vehicle including the same are provided. In the electrode assembly, the uncoated portion of an electrode includes a segment region divided into a plurality of segments, and the segment region includes a plurality of segment groups separated by a group separation pitch along a winding direction. One end of the electrode assembly includes a plurality of segment alignments. In winding turns corresponding to the plurality of segment alignments, group separation pitches of segment groups disposed in a same winding turn are substantially identical, and separation pitches of the segment groups is greater in a winding turn of a region adjacent to the outer circumference of the electrode assembly than in a winding turn of a region adjacent to the core of the electrode assembly.Type: ApplicationFiled: July 19, 2022Publication date: March 14, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jae-Eun LEE, Jong-Sik PARK, Hak-Kyun KIM, Je-Jun LEE, Jae-Won LIM, Yu-Sung CHOE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE
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Publication number: 20240079534Abstract: A display apparatus including a substrate, a first sub-pixel, a second sub-pixel, and a third sub-pixel disposed on the substrate and configured to emit red light, green light, and blue light, respectively, partition walls disposed between the first sub-pixel, the second sub-pixel, and the third sub-pixel, and configured to not transmit light, in which the first sub-pixel, the second sub-pixel, and the third sub-pixel include a first light emitting cell, a second light emitting cell, and a third light emitting cell, respectively, and a height of each of the first, second, and third light emitting cells is lower than a height of the partition walls, and a difference between the height of the partition walls and the height of each of the first, second, and third light emitting cells is less than 100 ?m.Type: ApplicationFiled: November 7, 2023Publication date: March 7, 2024Inventors: Chung Hoon LEE, Sung Su SON, Jong Ik LEE, Jae Hee LIM, Motonobu TAKEYA, Seung Sik HONG
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Patent number: 11201592Abstract: The present invention relates to a Doherty combiner used in a Doherty power amplifier, the Doherty combiner comprising: a phase shift section connected to one end of a carrier amplifier so as to change a phase of an RF signal output from the carrier amplifier; a matching section connected to an output terminal of the Doherty power amplifier so as to impedance-match an output of the Doherty power amplifier; and a bandwidth improvement section connected to one end of a peaking amplifier so as to change at least one of a phase bandwidth and an amplitude bandwidth of the Doherty power amplifier.Type: GrantFiled: October 23, 2017Date of Patent: December 14, 2021Assignee: SOONCHUNHYANG UNIVERSITY INDUSTRY ACADEMY COOPERATION FOUNDATIONInventors: Dal Ahn, Kwan-Sun Choi, Jong-Sik Lim, Sang-Min Han, Sung-Min Kim, You-Na Jang, Dae-Ung Lee, Jun-Seok Oh, Seo Koo, Tae-Hoon Kang, Ji-Won Kim, Ik-Soo Jang
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Publication number: 20200228065Abstract: The present invention relates to a Doherty combiner used in a Doherty power amplifier, the Doherty combiner comprising: a phase shift section connected to one end of a carrier amplifier so as to change a phase of an RF signal output from the carrier amplifier; a matching section connected to an output terminal of the Doherty power amplifier so as to impedance-match an output of the Doherty power amplifier; and a bandwidth improvement section connected to one end of a peaking amplifier so as to change at least one of a phase bandwidth and an amplitude bandwidth of the Doherty power amplifier.Type: ApplicationFiled: October 23, 2017Publication date: July 16, 2020Inventors: Dal AHN, Kwan-Sun CHOI, Jong-Sik LIM, Sang-Min HAN, Sung-Min KIM, You-Na JANG, Dae-Ung LEE, Jun-Seok OH, Seo KOO, Tae-Hoon KANG, Ji-Won KIM, Ik-Soo JANG
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Patent number: 8358587Abstract: A system for performing a local wireless communication using a predetermined frequency band divided into a plurality of channels. The system includes a hub for scanning each channel to identify available one of the plurality of channels and transmitting data over the available channel. The system further includes a sensor set to start to operate when the sensor detects a signal within the predetermined frequency band. The sensor spectrum-senses the signal of the frequency band for each channel, and analyzes a header of packet data for each channel, and receives and processes the packet data if the signal is identified to have a designated code.Type: GrantFiled: December 11, 2009Date of Patent: January 22, 2013Assignee: Soonchunhyang University Industry Academy Cooperation FoundationInventors: Sang-Min Han, Jong-Sik Lim, Dal Ahn, Won-Sang Yoon, Young-Sik Kim
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Patent number: 8159412Abstract: Provided is an isolation antenna for a repeater which can acquire high isolation by using loop and dipole antennas, which are positioned in opposite directions to each other based on a shielding means, in a unidirectional repeater generally used in broadcasting or wireless communications even though transmitting antenna/receiving antennas having a co-channel are set up closely to each other. The transmitting/receiving isolation antenna includes: a shielding means including an electric conductor; a first antenna of a dipole antenna type in one side of the shielding means; and a second antenna of a loop antenna type in an opposite side of the shielding means where the first antenna is positioned.Type: GrantFiled: December 21, 2005Date of Patent: April 17, 2012Assignee: Electronics and Telecommunications Research InstituteInventors: Je-hoon Yun, Soon-ik Jeon, Jong-sik Lim, Jung-ick Moon, Joung-myoun Kim, Seung-won Kim, Yong-tae Lee, Chang-joo Kim
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Patent number: 8026867Abstract: The present invention relates to a plasma display device and a method of driving the plasma display device. A gradually rising waveform and then a falling waveform are applied to the scan electrodes. A rising waveform has a slope different from that of a rising waveform applied in a first sub-field in at least one of sub-fields posterior to the first sub-field.Type: GrantFiled: January 13, 2006Date of Patent: September 27, 2011Assignee: LG Electronics Inc.Inventors: Yun Kwon Jung, Jong Sik Lim
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Patent number: 7990340Abstract: The present invention relates to a plasma display apparatus including a sustain driving apparatus that supplies a sustain signal to a panel. The plasma display apparatus includes a panel in which a front substrate having formed first and second electrodes therein and a rear substrate are coalesced, a sustain driver including a first switch for applying a first voltage to any one of the first and second electrodes and a second switch for applying a second voltage, and a circuit protection unit that controls one of the first and second switches, which has a voltage higher than a predetermined voltage, at its both ends, not to turn on. According to the present invention, when a voltage at both ends of the switch included in the sustain driving apparatus in order to supply the sustain signal is higher than a reference voltage, the switch is controlled not to turn on.Type: GrantFiled: November 8, 2006Date of Patent: August 2, 2011Assignee: LG Electronics Inc.Inventors: Hyun Il Park, Chang Young Kwon, Yun Kwon Jung, Jong Sik Lim, Kyu Choon Cho, Yang Ki An
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Publication number: 20110034194Abstract: An apparatus for performing a local wireless communication using a frequency band. At least a part of the frequency band is divided into a plurality of channels. The apparatus includes a plurality of sensors, each sensor scanning each channel to identify whether each channel is used or not, selecting an unused channel as a data transmission channel, and transmitting data through the unused data transmission channel. The apparatus further includes at least one hub receiving and processing the data transmitted from each sensor through each corresponding data transmission channel.Type: ApplicationFiled: December 11, 2009Publication date: February 10, 2011Applicant: Soonchunhyang University Industry Academy Cooperation FoundationInventors: Sang-Min HAN, Jong-Sik Lim, Dal Ahn, Won-Sang Yoon, Young-Sik Kim
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Publication number: 20110032915Abstract: A system for performing a local wireless communication using a predetermined frequency band divided into a plurality of channels. The system includes a hub for scanning each channel to identify available one of the plurality of channels and transmitting data over the available channel. The system further includes a sensor set to start to operate when the sensor detects a signal within the predetermined frequency band. The sensor spectrum-senses the signal of the frequency band for each channel, and analyzes a header of packet data for each channel, and receives and processes the packet data if the signal is identified to have a designated code.Type: ApplicationFiled: December 11, 2009Publication date: February 10, 2011Applicant: Soonchunhyang University Industry Academy Cooperation FoundationInventors: Sang-Min Han, Jong-Sik Lim, Dal Ahn, Won-Sang Yoon, Young-Sik Kim
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Patent number: 7868837Abstract: Provided is a transmitting/receiving isolation antenna that can perform wireless bi-directional communication in the co-channel, co-polarization and co-time by acquiring high isolation from transmitting and receiving antennas having co-time, co-channel and co-polarization and set up adjacently. The isolation antenna includes a first antenna; second and third antennas symmetrically positioned in the same distance from the first antenna; a shielding unit symmetrically positioned between the first and second antennas, and between the first and third antennas; and a signal removing unit for removing a signal transmitted from the first antenna to the second and third antennas.Type: GrantFiled: December 21, 2005Date of Patent: January 11, 2011Assignee: Electronics and Telecommunications Research InstituteInventors: Je-hoon Yun, Jong-sik Lim, Jung-ick Moon, Chang-joo Kim
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Publication number: 20090267849Abstract: Provided is a transmitting/receiving isolation antenna that can perform wireless bi-directional communication in the co-channel, co-polarization and co-time by acquiring high isolation from transmitting and receiving antennas having co-time, co-channel and co-polarization and set up adjacently. The isolation antenna includes a first antenna; second and third antennas symmetrically positioned in the same distance from the first antenna; a shielding unit symmetrically positioned between the first and second antennas, and between the first and third antennas; and a signal removing unit for removing a signal transmitted from the first antenna to the second and third antennas.Type: ApplicationFiled: December 21, 2005Publication date: October 29, 2009Inventors: Je-hoon Yun, Jong-sik Lim, Jung-ick Moon, Chang-joo Kim
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Publication number: 20090213021Abstract: Provided is an isolation antenna for a repeater which can acquire high isolation by using loop and dipole antennas, which are positioned in opposite directions to each other based on a shielding means, in a unidirectional repeater generally used in broadcasting or wireless communications even though transmitting antenna/receiving antennas having a co-channel are set up closely to each other. The transmitting/receiving isolation antenna includes: a shielding means including an electric conductor; a first antenna of a dipole antenna type in one side of the shielding means; and a second antenna of a loop antenna type in an opposite side of the shielding means where the first antenna is positioned.Type: ApplicationFiled: December 21, 2005Publication date: August 27, 2009Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Je-hoon Yun, Soon-ik Jeon, Jong-sik Lim, Jung-ick Moon, Joung-myoun Kim, Seung-won Kim, Yong-tae Lee, Chang-joo Kim
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Publication number: 20070222709Abstract: The present invention relates to a plasma display apparatus including a sustain driving apparatus that supplies a sustain signal to a panel. The plasma display apparatus includes a panel in which a front substrate having formed first and second electrodes therein and a rear substrate are coalesced, a sustain driver including a first switch for applying a first voltage to any one of the first and second electrodes and a second switch for applying a second voltage, and a circuit protection unit that controls one of the first and second switches, which has a voltage higher than a predetermined voltage, at its both ends, not to turn on. According to the present invention, when a voltage at both ends of the switch included in the sustain driving apparatus in order to supply the sustain signal is higher than a reference voltage, the switch is controlled not to turn on.Type: ApplicationFiled: November 8, 2006Publication date: September 27, 2007Inventors: Hyun Il Park, Chang Young Kwon, Yun Kwon Jung, Jong Sik Lim, Kyu Choon Cho, Yang Ki An
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Patent number: 6691429Abstract: There is provided a stand for use with a hand held hair dryer. The stand selectively cooperates with a handle of the hand held hair dryer to form a tripod and enable a user to operate the hand held hair dryer in a hands-free manner. The stand can telescopically cooperate with the hand held hair dryer in such a manner to allow the hand held hair dryer to be selectively, tilted, angled and/or positioned when rested on or supported against a surface. The stand provides a user with greater flexibility in use and enhances the effectiveness/efficiency of the hand held hair dryer.Type: GrantFiled: November 14, 2002Date of Patent: February 17, 2004Assignee: Conair CorporationInventors: Vito James Carlucci, Jong Sik Lim, Henri Christophe Frederic Joseph Smal
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Patent number: D457000Type: GrantFiled: January 12, 2001Date of Patent: May 14, 2002Assignee: Conair CorporationInventor: Jong Sik Lim