Patents by Inventor Suk Gyu HAHM
Suk Gyu HAHM 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: 11692920Abstract: Disclosed are an apparatus for measuring an in-situ crosslink density includes a support configured to fix or support a cross-linkable structure, a light source configured to irradiate light for crosslinking to the cross-linkable structure, and a probe configured to provide in-situ micro-deformation to the cross-linkable structure, wherein the in-situ crosslink density of the cross-linkable structure is measured from a stress-strain phase lag of the cross-linkable structure by the in-situ micro-deformation, a method of measuring the in-situ crosslink density, a method of manufacturing a crosslinked product, a crosslinked product obtained by the method, and a polymer substrate and an electronic device including the crosslinked product.Type: GrantFiled: December 8, 2020Date of Patent: July 4, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Young Suk Jung, Bok Soon Kwon, Joo Young Kim, Don-Wook Lee, Suk Gyu Hahm
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Publication number: 20230131263Abstract: An organic thin film transistor includes a gate electrode, an organic semiconductor layer overlapped with the gate electrode, a hydrophilic nanolayer on the organic semiconductor layer, and a source electrode and a drain electrode electrically connected to the organic semiconductor layer.Type: ApplicationFiled: February 23, 2022Publication date: April 27, 2023Applicant: Samsung Electronics Co., Ltd.Inventors: Yasutaka KUZUMOTO, Suk Gyu HAHM, Jong Won CHUNG, Youngjun YUN
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Publication number: 20220042965Abstract: A biosensor includes a stretchable substrate, a pixel defining layer on the stretchable substrate and including a first pixel defining layer at least partially defining a first opening and a second pixel defining layer at least partially defining a second opening, a photo-detecting element at least partially in the first opening, and a first light emitting element at least partially in the second opening, wherein an area of the first pixel defining layer is equal to or greater than about twice an area of the first opening.Type: ApplicationFiled: July 29, 2021Publication date: February 10, 2022Applicant: Samsung Electronics Co., Ltd.Inventors: Hyun Bum KANG, Gae Hwang LEE, Jong Won CHUNG, Joo Young KIM, Youngjun YUN, Suk Gyu HAHM
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Publication number: 20210330261Abstract: Disclosed are a sensor array and a device including the sensor. In the sensor array in which a plurality of unit element groups are arranged, each of the unit element groups includes a pressure sensor, a light emitting element, and/or a light detecting element, and the pressure sensor includes a variable resistance layer including a stretchable polymer and conductive nanostructures dispersed in the stretchable polymer.Type: ApplicationFiled: November 10, 2020Publication date: October 28, 2021Applicant: Samsung Electronics Co., Ltd.Inventors: Jiyoung JUNG, Youngjun YUN, Suk Gyu HAHM
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Publication number: 20210223209Abstract: Disclosed are an apparatus for measuring an in-situ crosslink density includes a support configured to fix or support a cross-linkable structure, a light source configured to irradiate light for crosslinking to the cross-linkable structure, and a probe configured to provide in-situ micro-deformation to the cross-linkable structure, wherein the in-situ crosslink density of the cross-linkable structure is measured from a stress-strain phase lag of the cross-linkable structure by the in-situ micro-deformation, a method of measuring the in-situ crosslink density, a method of manufacturing a crosslinked product, a crosslinked product obtained by the method, and a polymer substrate and an electronic device including the crosslinked product.Type: ApplicationFiled: December 8, 2020Publication date: July 22, 2021Applicant: Samsung Electronics Co., Ltd.Inventors: Young Suk JUNG, Bok Soon KWON, Joo Young KIM, Don-Wook LEE, Suk Gyu HAHM
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Patent number: 10854831Abstract: A thin film transistor includes a pair of auxiliary structures facing each other on a substrate, an active layer including an organic semiconductor and continuously grown between the pair of auxiliary structures, a gate electrode on the substrate and overlapped by the active layer, and a source electrode and a drain electrode electrically connected to the active layer. A method of manufacturing the thin film transistor is disclosed.Type: GrantFiled: November 6, 2017Date of Patent: December 1, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Ajeong Choi, Youngjun Yun, Yong Uk Lee, Suk Gyu Hahm
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Patent number: 10651255Abstract: Disclosed are a thin film transistor including a gate electrode, a semiconductor layer, a source electrode, and a drain electrode. The semiconductor layer overlaps the gate electrode. The source electrode and the drain electrode are electrically connected to the semiconductor layer. The semiconductor layer includes a first semiconductor layer including a first organic semiconductor material and a second semiconductor layer including a second organic semiconductor material. The second semiconductor layer is farther spaced apart from the gate electrode than the first semiconductor layer. A HOMO energy level of the second organic semiconductor material is different from a HOMO energy level of the first organic semiconductor material. A method of manufacturing the thin film transistor is disclosed.Type: GrantFiled: November 29, 2017Date of Patent: May 12, 2020Assignee: Samsung Electronics Co. Ltd.Inventors: Ajeong Choi, Suk Gyu Hahm, Jeong Il Park, Yong Uk Lee, Jong Won Chung
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Patent number: 10269913Abstract: A thin film transistor includes a gate electrode on a semiconductor layer, a first insulation layer between the semiconductor layer and the gate electrode, a second insulation layer on the gate electrode, and a source and drain electrode on the semiconductor layer. The gate electrode includes a first part and a second part adjacent to the first part. A width of the second part is greater than a width of the first part. The source electrode and the drain electrode are on the semiconductor layer and arranged such that the first part of the gate electrode is between the source electrode and the drain electrode. The source electrode and the drain electrode are electrically connected to the semiconductor layer through the first insulation layer and the second insulation layer, respectively. A space between the source electrode and the drain electrode is greater than the width of the first part.Type: GrantFiled: January 8, 2018Date of Patent: April 23, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Suk Gyu Hahm, Jeong Il Park, Youngjun Yun, Joo Young Kim, Yong Uk Lee
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Patent number: 10230059Abstract: An organic compound is represented by Chemical Formula 1, and an organic thin film, a thin film transistor, and an electronic device includes the organic compound.Type: GrantFiled: May 31, 2016Date of Patent: March 12, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Suk Gyu Hahm, Jeong Il Park, Jiyoung Jung, Ajeong Choi
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Publication number: 20190035868Abstract: Disclosed are a thin film transistor including a gate electrode, a semiconductor layer, a source electrode, and a drain electrode. The semiconductor layer overlaps the gate electrode. The source electrode and the drain electrode are electrically connected to the semiconductor layer. The semiconductor layer includes a first semiconductor layer including a first organic semiconductor material and a second semiconductor layer including a second organic semiconductor material. The second semiconductor layer is farther spaced apart from the gate electrode than the first semiconductor layer. A HOMO energy level of the second organic semiconductor material is different from a HOMO energy level of the first organic semiconductor material. A method of manufacturing the thin film transistor is disclosed.Type: ApplicationFiled: November 29, 2017Publication date: January 31, 2019Applicant: Samsung Electronics Co., Ltd.Inventors: Ajeong Choi, Suk Gyu Hahm, Jeong II Park, Yong Uk Lee, Jong Won Chung
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Publication number: 20180269413Abstract: A thin film transistor includes a pair of auxiliary structures facing each other on a substrate, an active layer including an organic semiconductor and continuously grown between the pair of auxiliary structures, a gate electrode on the substrate and overlapped by the active layer, and a source electrode and a drain electrode electrically connected to the active layer. A method of manufacturing the thin film transistor is disclosed.Type: ApplicationFiled: November 6, 2017Publication date: September 20, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Ajeong CHOI, Youngjun Yun, Yong Uk Lee, Suk Gyu Hahm
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Publication number: 20180233569Abstract: A thin film transistor includes a gate electrode on a semiconductor layer, a first insulation layer between the semiconductor layer and the gate electrode, a second insulation layer on the gate electrode, and a source and drain electrode on the semiconductor layer. The gate electrode includes a first part and a second part adjacent to the first part. A width of the second part is greater than a width of the first part. The source electrode and the drain electrode are on the semiconductor layer and arranged such that the first part of the gate electrode is between the source electrode and the drain electrode. The source electrode and the drain electrode are electrically connected to the semiconductor layer through the first insulation layer and the second insulation layer, respectively. A space between the source electrode and the drain electrode is greater than the width of the first part.Type: ApplicationFiled: January 8, 2018Publication date: August 16, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Suk Gyu Hahm, Jeong Il Park, Youngjun Yun, Joo Young Kim, Yong Uk Lee
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Patent number: 9705094Abstract: An organic semiconductor compound represented by Chemical Formula 1 is highly fused due to fusion of greater than or equal to 4 rings, and has smooth intermolecular charge transfer due to relatively high planarity.Type: GrantFiled: November 24, 2015Date of Patent: July 11, 2017Assignee: Samsung Electronics Co., Ltd.Inventors: Hyeyeon Yang, Youngjun Yun, Suk Gyu Hahm, Jeong Il Park, Jong Won Chung, Sang Yoon Lee
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Publication number: 20160372686Abstract: An organic compound is represented by Chemical Formula 1, and an organic thin film, a thin film transistor, and an electronic device includes the organic compound.Type: ApplicationFiled: May 31, 2016Publication date: December 22, 2016Applicant: Samsung Electronics Co., Ltd.Inventors: Suk Gyu HAHM, Jeong II PARK, Jiyoung JUNG, Ajeong CHOI
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Publication number: 20160152022Abstract: A resin dispenser for nano-imprinting includes a housing including a lower chamber in which a resin is filled, a slit defined in a lower part of the lower chamber and through which the resin is discharged, and an upper chamber in which a pressure-applying fluid is filled, and a membrane separating the lower and upper chambers from each other, and of which an edge is fixed on a middle part of the housing, where the fluid is configured to apply the pressure to the membrane and protrude the membrane toward the slit of the lower chamber.Type: ApplicationFiled: January 29, 2016Publication date: June 2, 2016Inventors: Bong-su SHIN, Dong-ouk KIM, Joon-young PARK, Sung-hoon LEE, Jae-seung CHUNG, Suk-gyu HAHM, Dae-young LEE, Gug-rae JO
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Publication number: 20160149143Abstract: An organic semiconductor compound represented by Chemical Formula 1 is highly fused due to fusion of greater than or equal to 4 rings, and has smooth intermolecular charge transfer due to relatively high planarity.Type: ApplicationFiled: November 24, 2015Publication date: May 26, 2016Inventors: Hyeyeon YANG, Youngjun YUN, Suk Gyu HAHM, Jeong Il PARK, Jong Won CHUNG, Sang Yoon LEE
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Patent number: 9329316Abstract: A wire grid polarizer includes: a substrate; a wire grid layer disposed on the substrate and including a plurality of wire patterns arranged at regular intervals; and a passivation layer disposed on the substrate to cover the wire grid layer and including a material having a refractive index less than 1.4.Type: GrantFiled: August 27, 2014Date of Patent: May 3, 2016Assignees: SAMSUNG ELECTRONICS CO., LTD., SAMSUNG DISPLAY CO., LTD.Inventors: Joon-yong Park, Jung-gun Nam, Byung-hoon Kim, Dae-young Lee, Sung-hoon Lee, Gug-rae Jo, Atsushi Takakuwa, Suk Gyu Hahm
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Publication number: 20150108688Abstract: A resin dispenser for nano-imprinting includes a housing including a lower chamber in which a resin is filled, a slit defined in a lower part of the lower chamber and through which the resin is discharged, and an upper chamber in which a pressure-applying fluid is filled, and a membrane separating the lower and upper chambers from each other, and of which an edge is fixed on a middle part of the housing, where the fluid is configured to apply the pressure to the membrane and protrude the membrane toward the slit of the lower chamber.Type: ApplicationFiled: June 18, 2014Publication date: April 23, 2015Inventors: Bong-su SHIN, Dong-ouk KIM, Joon-young PARK, Sung-hoon LEE, Jae-seung CHUNG, Suk-gyu HAHM, Dae-young LEE, Gug-rae JO
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Publication number: 20150062500Abstract: A wire grid polarizer includes: a substrate; a wire grid layer disposed on the substrate and including a plurality of wire patterns arranged at regular intervals; and a passivation layer disposed on the substrate to cover the wire grid layer and including a material having a refractive index less than 1.4.Type: ApplicationFiled: August 27, 2014Publication date: March 5, 2015Inventors: Joon-yong PARK, Jung-gun NAM, Byung-hoon KIM, Dae-young LEE, Sung-hoon LEE, Gug-rae JO, Atsushi TAKAKUWA, Suk Gyu HAHM