Patents by Inventor Jae Kwan Lee
Jae Kwan 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).
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Publication number: 20240085469Abstract: A transmitting and receiving circuit may include a first CMOS inverter configured to receive a first power supply signal and a first input signal. The transmitting and receiving circuit may include a first calculation amplifier including a non-inverted input terminal connected to an output terminal of the first CMOS inverter, and a first resistor connected between the output terminal of the first calculation amplifier and a first node. The output terminal of the first calculation amplifier and an inverted input terminal of the first calculation amplifier may be connected to each other. A first output signal may have a level smaller than that of the first input signal and may be output to the first node.Type: ApplicationFiled: September 11, 2023Publication date: March 14, 2024Inventors: Seong Kwan LEE, Min Ho KANG, Hyung-Sun RYU, Cheol Min PARK, Jun Yeon WON, Jae Moo CHOI
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Patent number: 11918632Abstract: The present invention provides a method for preventing or treating liver cancer in a subject comprising administrating at least one selected from the group consisting of an Ssu72 peptide, a polynucleotide encoding the Ssu72 peptide and an expression vector containing the polynucleotide to the subject.Type: GrantFiled: July 25, 2022Date of Patent: March 5, 2024Assignees: CUROGEN TECHNOLOGY CO., LTD., RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Chang Woo Lee, Jin Kwan Lee, Hyun Soo Kim, Jae-kyung Kim, Joon Sup Yoon
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Patent number: 10991293Abstract: The present invention relates to a source driver for a display apparatus, which is capable of removing delay of a DAC (Digital-Analog Converter) and in which a part of gamma lines for providing gamma voltages to the DAC is designed to have a large width and a small resistance value. Before driving a first gamma voltage to a level corresponding to display data, the DAC can select an adjacent gamma line having a small resistance value and drive a second gamma voltage, thereby removing a delay time.Type: GrantFiled: October 3, 2019Date of Patent: April 27, 2021Assignee: Silicon Works Co., Ltd.Inventor: Jae Kwan Lee
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Patent number: 10937360Abstract: The present invention discloses a source driver for a display apparatus, which drives a display panel using display data and senses a pixel signal of the display panel. The source driver may include a sensor and ADC (Analog-digital Converter) which provide the pixel sensing signal obtained by comparing a reference voltage and a pixel signal of the display panel using one buffer at a sensing period, and drive the source signal to the display panel using the buffer at a driving period.Type: GrantFiled: January 19, 2017Date of Patent: March 2, 2021Assignee: Silicon Works Co., Ltd.Inventors: Jae Kwan Lee, Kyung Min Kim
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Patent number: 10844248Abstract: The present invention relates to a pressure-sensitive adhesive composition including a polymer of a monomer mixture containing isobornyl (meth)acrylate, a pressure-sensitive adhesive sheet, and a semiconductor wafer backgrinding method. In the present invention, by using isobornyl (meth)acrylate which is a hard-type monomer and has a low hydrophilic property, a pressure-sensitive adhesive composition having superior releasing and re-releasing properties and wettability with respect to the wafer, and having an excellent wafer-proofing property; a pressure-sensitive adhesive sheet prepared by using the pressure-sensitive adhesive composition; and a backgrinding method using the pressure-sensitive adhesive sheet can be provided.Type: GrantFiled: June 14, 2017Date of Patent: November 24, 2020Assignee: LG CHEM, LTD.Inventors: Se Ra Kim, Yoon Jeong Baek, Jang Soon Kim, Jae Kwan Lee, Hyun Woo Park
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Patent number: 10657902Abstract: Disclosed is a sensing circuit of a display device for external compensation of an OLED. The sensing circuit includes a current receiving unit configured to receive a pixel current containing a leakage current, convert the pixel current at a preset current ratio, and output the converted pixel current; a current source unit; a current sinking unit; a current detection unit; and a detection signal output unit configured to sample an offset voltage corresponding to the leakage current using the detected current.Type: GrantFiled: August 11, 2017Date of Patent: May 19, 2020Assignee: Silicon Works Co., Ltd.Inventors: Jae Kwan Lee, Dong Hyun Hwang, Hyun Ho Kim
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Publication number: 20200118484Abstract: The present invention discloses a source driver that drives a source driver. The source driver is configured in such a manner that a source driving module for driving display data and a conversion module for converting a sensing signal of a display panel into sensing data share components thereof. Thus, the area of the source driver can be reduced.Type: ApplicationFiled: December 11, 2019Publication date: April 16, 2020Applicant: Silicon Works Co., Ltd.Inventors: Jae Kwan Lee, Jong Keun Hwang
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Publication number: 20200035143Abstract: The present invention relates to a source driver for a display apparatus, which is capable of removing delay of a DAC (Digital-Analog Converter) and in which a part of gamma lines for providing gamma voltages to the DAC is designed to have a large width and a small resistance value. Before driving a first gamma voltage to a level corresponding to display data, the DAC can select an adjacent gamma line having a small resistance value and drive a second gamma voltage, thereby removing a delay time.Type: ApplicationFiled: October 3, 2019Publication date: January 30, 2020Applicant: SILICON WORKS CO., LTD.Inventor: Jae Kwan LEE
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Patent number: 10540924Abstract: The present invention discloses a source driver that drives a source driver. The source driver is configured in such a manner that a source driving module for driving display data and a conversion module for converting a sensing signal of a display panel into sensing data share components thereof. Thus, the area of the source driver can be reduced.Type: GrantFiled: January 19, 2017Date of Patent: January 21, 2020Assignee: Silicon Works Co., LtdInventors: Jae Kwan Lee, Jong Keun Hwang
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Patent number: 10467942Abstract: The present invention relates to a source driver for a display apparatus, which is capable of removing delay of a DAC (Digital-Analog Converter) and in which a part of gamma lines for providing gamma voltages to the DAC is designed to have a large width and a small resistance value. Before driving a first gamma voltage to a level corresponding to display data, the DAC can select an adjacent gamma line having a small resistance value and drive a second gamma voltage, thereby removing a delay time.Type: GrantFiled: January 19, 2017Date of Patent: November 5, 2019Assignee: SILICON WORKS CO., LTD.Inventor: Jae Kwan Lee
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Publication number: 20180061329Abstract: Disclosed is a sensing circuit of a display device for external compensation of an OLED. The sensing circuit includes a current receiving unit configured to receive a pixel current containing a leakage current, convert the pixel current at a preset current ratio, and output the converted pixel current; a current source unit; a current sinking unit; a current detection unit; and a detection signal output unit configured to sample an offset voltage corresponding to the leakage current using the detected current.Type: ApplicationFiled: August 11, 2017Publication date: March 1, 2018Applicant: SILICON WORKS CO., LTD.Inventors: Jae Kwan LEE, Dong Hyun HWANG, Hyun Ho KIM
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Publication number: 20170290217Abstract: The present invention relates to a pressure-sensitive adhesive composition including a polymer of a monomer mixture containing isobornyl (meth)acrylate, a pressure-sensitive adhesive sheet, and a semiconductor wafer backgrinding method. In the present invention, by using isobornyl (meth)acrylate which is a hard-type monomer and has a low hydrophilic property, a pressure-sensitive adhesive composition having superior releasing and re-releasing properties and wettability with respect to the wafer, and having an excellent wafer-proofing property; a pressure-sensitive adhesive sheet prepared by using the pressure-sensitive adhesive composition; and a backgrinding method using the pressure-sensitive adhesive sheet can be provided.Type: ApplicationFiled: June 14, 2017Publication date: October 5, 2017Applicant: LG CHEM, LTD.Inventors: Se Ra KIM, Yoon Jeong BAEK, Jang Soon KIM, Jae Kwan LEE, Hyun Woo PARK
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Publication number: 20170213495Abstract: The present invention relates to a source driver for a display apparatus, which is capable of removing delay of a DAC (Digital-Analog Converter) and in which a part of gamma lines for providing gamma voltages to the DAC is designed to have a large width and a small resistance value. Before driving a first gamma voltage to a level corresponding to display data, the DAC can select an adjacent gamma line having a small resistance value and drive a second gamma voltage, thereby removing a delay time.Type: ApplicationFiled: January 19, 2017Publication date: July 27, 2017Applicant: SILICON WORKS CO., LTD.Inventor: Jae Kwan LEE
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Publication number: 20170206832Abstract: The present invention discloses a source driver that drives a source driver. The source driver is configured in such a manner that a source driving module for driving display data and a conversion module for converting a sensing signal of a display panel into sensing data share components thereof. Thus, the area of the source driver can be reduced.Type: ApplicationFiled: January 19, 2017Publication date: July 20, 2017Applicant: SILICON WORKS CO., LTD.Inventors: Jae Kwan LEE, Jong Keun HWANG
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Publication number: 20170206833Abstract: The present invention discloses a source driver for a display apparatus, which drives a display panel using display data and senses a pixel signal of the display panel. The source driver may include a sensor and ADC (Analog-digital Converter) which provide the pixel sensing signal obtained by comparing a reference voltage and a pixel signal of the display panel using one buffer at a sensing period, and drive the source signal to the display panel using the buffer at a driving period.Type: ApplicationFiled: January 19, 2017Publication date: July 20, 2017Applicant: SILICON WORKS CO., LTD.Inventors: Jae Kwan LEE, Kyung Min KIM
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Patent number: 9608225Abstract: A light emitting device may include a first electrode on a substrate, a first emission layer on the first electrode, a buffer layer on the first emission layer, a middle electrode on the buffer layer, a second emission layer on the middle electrode, and a second electrode on the second emission layer. The buffer layer may include a material selected from the group consisting of a metal oxide, a polyelectrolyte, and a combination thereof. The first emission layer, buffer layer, middle electrode, and second emission layer may be fabricated using a wet process.Type: GrantFiled: January 21, 2010Date of Patent: March 28, 2017Assignees: Samsung Electronics Co., Ltd., The Regents of the University of CaliforniaInventors: Do-Hwan Kim, Sang-Yoon Lee, Kwanghee Lee, Sung Heum Park, Shinuk Cho, Jae-Kwan Lee, Alan J. Heeger
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Patent number: 8653279Abstract: The present embodiments relate to a dye for a dye-sensitized solar cell and a dye-sensitized solar cell prepared from the same. The dye includes a fluorenyl-containing compound. The dye according to the present embodiments is applied to a light absorption layer to improve photovoltaic efficiency and increase an open-circuit voltage.Type: GrantFiled: April 16, 2007Date of Patent: February 18, 2014Assignee: Samsung SDI Co., Ltd.Inventors: Jae-Kwan Lee, Ji-Won Lee, Jae-Jung Ko, Sang-Hoon Kim, Soo-Jin Moon, Moon-Sung Kang, Moon-Seok Kwon
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Patent number: 8285444Abstract: Disclosed herein is an integrated vehicle control system, which eliminates the possibility of interfering with motion control devices and is capable of accurately controlling the targeted behavior of a vehicle.Type: GrantFiled: July 31, 2009Date of Patent: October 9, 2012Assignee: Hyundai Motor CompanyInventors: Jae Kwan Lee, Jong Dae Kim
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Patent number: 8227691Abstract: Processing additives, as well as related compositions, photovoltaic cells, photovoltaic modules, and methods, are disclosed.Type: GrantFiled: October 23, 2008Date of Patent: July 24, 2012Assignee: The Regents of the University of CaliforniaInventors: Guillermo Bazan, Christoph Brabec, Russell Gaudiana, Alan J. Heeger, Markus Koppe, Jae Kwan Lee, Wanli Ma, Mauro Morana, Markus Scharber, David Waller
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Patent number: 7989691Abstract: A dye for a dye-sensitized solar cell according to embodiments of the present invention includes a compound having a silane group. The dye according to embodiments of the present invention may be used in a light absorption layer to improve photovoltaic efficiency and increase open-circuit voltage.Type: GrantFiled: November 28, 2008Date of Patent: August 2, 2011Assignee: Samsung SDI Co., Ltd.Inventors: Soo-Jin Moon, Ji-Won Lee, Jae-Man Choi, Byong-Cheol Shin, Joung-Won Park, Jae-Jung Ko, Jae-Kwan Lee