Patents by Inventor Chul Min Bae
Chul Min Bae 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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Patent number: 11943994Abstract: A display device and a method of manufacturing the same are provided. The display device, comprises a first base substrate, a first barrier layer disposed on the first base substrate, a second base substrate disposed on the first barrier layer, at least one transistor disposed on the second base substrate, and an organic light emitting diode disposed on the at least one transistor, wherein the first barrier layer includes a silicon oxide, and has an adhesion force of 200 gf/inch or more to the second base substrate.Type: GrantFiled: August 17, 2021Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Chul Min Bae, Eun Jin Kwak, Jin Suk Lee, Jung Yun Jo, Ji Hye Han, Young In Hwang
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Publication number: 20240081404Abstract: Provided is a heater for an aerosol-generating device including a first electrically conductive pattern configured to perform heating and a second electrically conductive pattern arranged in parallel with the first electrically conductive pattern. The first electrically conductive pattern and/or the second electrically conductive pattern may include a material having a relatively small resistance temperature coefficient. Accordingly, a temperature increase rate of the heater may be greatly improved.Type: ApplicationFiled: January 13, 2022Publication date: March 14, 2024Applicant: KT&G CORPORATIONInventors: Jong Seong JEONG, Gyoung Min GO, Hyung Jin BAE, Jang Won SEO, Chul Ho JANG, Min Seok JEONG, Jin Chul JUNG
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Publication number: 20230197853Abstract: A display device includes a buffer layer disposed on a substrate and comprising a first buffer film, and a second buffer film, wherein the first buffer film and the second buffer film are sequentially stacked in a thickness direction of the display device; a semiconductor pattern disposed on the buffer layer; a gate insulating layer disposed on the semiconductor pattern; and a gate electrode disposed on the gate insulating layer, wherein the first buffer film and the second buffer film comprise a same material, and a density of the first buffer film is greater than a density of the second buffer film.Type: ApplicationFiled: February 14, 2023Publication date: June 22, 2023Applicant: Samsung Display Co., LTD.Inventors: Ji Hye HAN, Jung Yun JO, Chul Min BAE
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Publication number: 20230086507Abstract: A display device includes a base substrate including a display area and a non-display area around the display area are defined, a first interlayer insulating layer disposed on the base substrate, a second interlayer insulating layer disposed on the first interlayer insulating layer, a first semiconductor layer disposed on the second interlayer insulating layer and including an oxide, and a first gate insulating layer disposed on the first semiconductor layer, wherein the material of the first interlayer insulating layer and the material of the second interlayer insulating layer are different from each other. Methods of manufacturing a display device are also disclosed.Type: ApplicationFiled: November 21, 2022Publication date: March 23, 2023Applicant: Samsung Display Co., LTD.Inventors: Ji Hye HAN, Chul Min BAE, Chang Ok KIM
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Patent number: 11532682Abstract: A display device includes a base substrate including a display area and a non-display area around the display area are defined, a first interlayer insulating layer disposed on the base substrate, a second interlayer insulating layer disposed on the first interlayer insulating layer, a first semiconductor layer disposed on the second interlayer insulating layer and including an oxide, and a first gate insulating layer disposed on the first semiconductor layer, wherein the material of the first interlayer insulating layer and the material of the second interlayer insulating layer are different from each other. Methods of manufacturing a display device are also disclosed.Type: GrantFiled: May 20, 2020Date of Patent: December 20, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ji Hye Han, Chul Min Bae, Chang Ok Kim
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Publication number: 20220278288Abstract: A method of manufacturing a display device includes providing an inorganic layer on a carrier substrate, providing a first flexible substrate on the inorganic layer, providing a first shielding layer including a metal on the first flexible substrate, providing a first barrier layer on the first shielding layer, and providing a thin film transistor layer on the first barrier layer. The inorganic layer includes at least one material selected from silicon nitride (SiNx), silicon oxide (SiOx), and silicon oxynitride (SiOxNy), and a thickness of the inorganic layer is in a range from about 10 ? to about 6000 ?.Type: ApplicationFiled: May 13, 2022Publication date: September 1, 2022Inventors: Yeoung Keol WOO, Yung Bin CHUNG, Chul Min BAE, Ji Hye HAN, Eun Jin KWAK
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Patent number: 11335869Abstract: A method of manufacturing a display device includes providing an inorganic layer on a carrier substrate, providing a first flexible substrate on the inorganic layer, providing a first shielding layer including a metal on the first flexible substrate, providing a first barrier layer on the first shielding layer, and providing a thin film transistor layer on the first barrier layer. The inorganic layer includes at least one material selected from silicon nitride (SiNx), silicon oxide (SiOx), and silicon oxynitride (SiOxNy), and a thickness of the inorganic layer is in a range from about 10 ? to about 6000 ?.Type: GrantFiled: June 19, 2020Date of Patent: May 17, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Yeoung Keol Woo, Yung Bin Chung, Chul Min Bae, Ji Hye Han, Eun Jin Kwak
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Publication number: 20220140262Abstract: A display device and a method of manufacturing the same are provided. The display device, comprises a first base substrate, a first barrier layer disposed on the first base substrate, a second base substrate disposed on the first barrier layer, at least one transistor disposed on the second base substrate, and an organic light emitting diode disposed on the at least one transistor, wherein the first barrier layer includes a silicon oxide, and has an adhesion force of 200 gf/inch or more to the second base substrate.Type: ApplicationFiled: August 17, 2021Publication date: May 5, 2022Inventors: Chul Min BAE, Eun Jin KWAK, Jin Suk LEE, Jung Yun JO, Ji Hye HAN, Young In HWANG
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Publication number: 20220052078Abstract: Provided is a display device. The display device comprises a first substrate, wherein a first contact hole is defined in the first substrate, a barrier layer on the first substrate, wherein a second contact hole is defined in the barrier layer and connected to the first contact hole, a first connection line on the barrier layer and inserted into the second contact hole, a second substrate covering the first connection line and the barrier layer, and a thin-film transistor layer on the second substrate and including at least one thin-film transistor. The thin-film transistor layer further includes a second connection line connected between the first connection line and the at least one thin-film transistor.Type: ApplicationFiled: July 29, 2021Publication date: February 17, 2022Inventors: Ji Hyun KIM, Tae Wook KANG, Chul Min BAE
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Publication number: 20210375836Abstract: A light emitting device includes: a substrate; a first electrode and a second electrode on the substrate and spaced apart from each other; a light emitting diode between the first electrode and the second electrode and connected to the first and second electrodes; a first contact on the first electrode; and a second contact on the second electrode. The first contact contacts the first electrode and a first portion of the light emitting diode, and the second contact contacts the second electrode and a second portion of the light emitting diode.Type: ApplicationFiled: August 17, 2021Publication date: December 2, 2021Inventors: Yeoung Keol Woo, Chul Min Bae, Heon Sik Ha
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Publication number: 20210359136Abstract: A display device includes a buffer layer disposed on a substrate and comprising a first buffer film, and a second buffer film, wherein the first buffer film and the second buffer film are sequentially stacked in a thickness direction of the display device; a semiconductor pattern disposed on the buffer layer; a gate insulating layer disposed on the semiconductor pattern; and a gate electrode disposed on the gate insulating layer, wherein the first buffer film and the second buffer film comprise a same material, and a density of the first buffer film is greater than a density of the second buffer film.Type: ApplicationFiled: January 14, 2021Publication date: November 18, 2021Applicant: Samsung Display Co., LTD.Inventors: Ji Hye HAN, Jung Yun JO, Chul Min BAE
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Publication number: 20210296417Abstract: A display device according to an embodiment includes: a substrate; a first compensation layer on the substrate; a buffer layer on the first compensation layer; a semiconductor layer on the buffer layer; a data wire including a source electrode and a drain electrode connected to the semiconductor layer; and a light-emitting device connected to the drain electrode, wherein the first compensation layer includes a SiNx, and a ratio of a N—H bond and a Si—H bond of the first compensation layer is 10 to 60.Type: ApplicationFiled: December 18, 2020Publication date: September 23, 2021Inventors: Chul Min BAE, Ju Hyun LEE, Ji Hye HAN, Gyung Min BAEK, Shin Il CHOI
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Patent number: 11094678Abstract: A light emitting device includes: a substrate; a first electrode and a second electrode on the substrate and spaced apart from each other; a light emitting diode between the first electrode and the second electrode and connected to the first and second electrodes; a first contact on the first electrode; and a second contact on the second electrode. The first contact contacts the first electrode and a first portion of the light emitting diode, and the second contact contacts the second electrode and a second portion of the light emitting diode.Type: GrantFiled: March 27, 2020Date of Patent: August 17, 2021Assignee: Samsung Display Co., Ltd.Inventors: Yeoung Keol Woo, Chul Min Bae, Heon Sik Ha
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Publication number: 20210104588Abstract: A display device includes a base substrate including a display area and a non-display area around the display area are defined, a first interlayer insulating layer disposed on the base substrate, a second interlayer insulating layer disposed on the first interlayer insulating layer, a first semiconductor layer disposed on the second interlayer insulating layer and including an oxide, and a first gate insulating layer disposed on the first semiconductor layer, wherein the material of the first interlayer insulating layer and the material of the second interlayer insulating layer are different from each other. Methods of manufacturing a display device are also disclosed.Type: ApplicationFiled: May 20, 2020Publication date: April 8, 2021Applicant: Samsung Display Co., LTD.Inventors: Ji Hye HAN, Chul Min BAE, Chang Ok KIM
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Publication number: 20210074879Abstract: A light emitting device includes: a substrate; a first electrode and a second electrode provided at a distance from each other on the substrate and extending in one direction; a plurality of light emitting diodes provided between the first electrode and the second electrode, and connected to the first electrode and the second electrode; and a residual pattern provided between at least one of the plurality of light emitting diodes and the substrate.Type: ApplicationFiled: November 23, 2020Publication date: March 11, 2021Inventors: Yeoung Keol Woo, Chul Min Bae
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Publication number: 20210050536Abstract: A method of manufacturing a display device includes providing an inorganic layer on a carrier substrate, providing a first flexible substrate on the inorganic layer, providing a first shielding layer including a metal on the first flexible substrate, providing a first barrier layer on the first shielding layer, and providing a thin film transistor layer on the first barrier layer. The inorganic layer includes at least one material selected from silicon nitride (SiNx), silicon oxide (SiOx), and silicon oxynitride (SiOxNy), and a thickness of the inorganic layer is in a range from about 10 ? to about 6000 ?.Type: ApplicationFiled: June 19, 2020Publication date: February 18, 2021Inventors: Yeoung Keol WOO, Yung Bin CHUNG, Chul Min BAE, Ji Hye HAN, Eun Jin KWAK
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Patent number: 10847674Abstract: A light emitting device includes: a substrate; a first electrode and a second electrode provided at a distance from each other on the substrate and extending in one direction; a plurality of light emitting diodes provided between the first electrode and the second electrode, and connected to the first electrode and the second electrode; and a residual pattern provided between at least one of the plurality of light emitting diodes and the substrate.Type: GrantFiled: May 31, 2019Date of Patent: November 24, 2020Assignee: Samsung Display Co., Ltd.Inventors: Yeoung Keol Woo, Chul Min Bae
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Patent number: 10825880Abstract: A display device includes: a substrate; a semiconductor on the substrate and including a driving channel; a first insulating layer on the semiconductor; a driving gate electrode on the first insulating layer and overlapping the driving channel; a second insulating layer on the driving gate electrode and the first insulating layer and including first and second dielectric constant layers, the second dielectric constant layer having a dielectric constant that is greater than that of the first dielectric constant layer; a storage electrode on the second insulating layer; a passivation layer covering the storage electrode and the second insulating layer; a pixel electrode on the passivation layer; an emission member on the pixel electrode; and a common electrode on the emission member, wherein the storage electrode overlaps the driving gate electrode, and wherein the storage electrode, the driving gate electrode and the second insulating layer therebetween form a storage capacitor.Type: GrantFiled: September 27, 2018Date of Patent: November 3, 2020Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin Ho Hwang, Byeong-Beom Kim, Chul Min Bae, Woo-Seok Jeon
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Patent number: 10802200Abstract: A backlight unit may include a light source, a light guide plate neighboring the light source, a low refractive index layer disposed on the light guide plate, a blocking layer disposed on the low refractive index layer, and a wavelength conversion layer disposed on the blocking layer and including quantum dots. A refractive index of the low refractive index layer may be less than a refractive index of the light guide plate.Type: GrantFiled: August 8, 2019Date of Patent: October 13, 2020Assignee: Samsung Display Co., Ltd.Inventors: Chang Ok Kim, Chul Min Bae, Ji Hye Han, Junghwan Yi, Shin Il Choi
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Publication number: 20200233136Abstract: A light unit including: a light source; and an optical member that transmits and converts light emitted from the light source, wherein the optical member includes: a light guide; a low refractive index layer that is disposed on the light guide and has a lower refractive index than that of the light guide; a first capping layer that is disposed on the low refractive index layer; and a wavelength conversion layer that is disposed on the first capping layer and includes quantum dots, and the light guide includes a transparent metal oxide.Type: ApplicationFiled: December 15, 2019Publication date: July 23, 2020Inventors: Chang Ok KIM, Chul Min BAE, Ji Hye HAN, Tae Wook KANG, Yong Seok KIM, Shin Il CHOI