Patents by Inventor Hyoung-Wook Lee
Hyoung-Wook 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: 20240135744Abstract: A display device comprises a display panel comprising an image display area and a non-display area, display pixels comprising light-emitting elements in the image display area and pixel driving units connected to the light-emitting elements, light-sensing pixels comprising photo-detecting units in a fingerprint sensing area in the image display area, and sense driving units connected to the photo-detecting units, a light-sensing reset driver configured to supply reset signals to the sense driving units of the light-sensing pixels for at least each horizontal line among the light-sensing pixels in response to a line select signal from a display driving circuit; and a fingerprint scan driver configured to sequentially supply a fingerprint scan signal to the sense driving units of the light-sensing pixels in response to a fingerprint scan control signal from the display driving circuit.Type: ApplicationFiled: September 27, 2023Publication date: April 25, 2024Inventors: Hyun Dae LEE, Il Nam KIM, Hyoung Wook JANG, Kang Bin JO, Go Eun CHA, Hee Chul HWANG
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Publication number: 20230244275Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: ApplicationFiled: April 10, 2023Publication date: August 3, 2023Inventors: In-Seo KEE, So-Youn JUNG, Hyoung-Wook LEE, Sang-Wol LEE
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Patent number: 11625071Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: GrantFiled: September 29, 2021Date of Patent: April 11, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In-Seo Kee, So-Youn Jung, Hyoung-Wook Lee, Sang-Wol Lee
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Publication number: 20220019265Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: ApplicationFiled: September 29, 2021Publication date: January 20, 2022Inventors: In-Seo KEE, So-Youn JUNG, Hyoung-Wook LEE, Sang-Wol LEE
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Patent number: 11137800Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible to display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: GrantFiled: September 5, 2019Date of Patent: October 5, 2021Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In-Seo Kee, So-Youn Jung, Hyoung-Wook Lee, Sang-Wol Lee
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Publication number: 20190391615Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible to display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: ApplicationFiled: September 5, 2019Publication date: December 26, 2019Inventors: In-Seo KEE, So-Youn JUNG, Hyoung-Wook LEE, Sang-Wol LEE
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Patent number: 10444797Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: GrantFiled: March 16, 2018Date of Patent: October 15, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In-Seo Kee, So-Youn Jung, Hyoung-Wook Lee, Sang-Wol Lee
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Publication number: 20180203487Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: ApplicationFiled: March 16, 2018Publication date: July 19, 2018Inventors: In-Seo KEE, So-Youn JUNG, Hyoung-Wook LEE, Sang-Wol LEE
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Patent number: 9939847Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: GrantFiled: May 23, 2016Date of Patent: April 10, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In-Seo Kee, So-Youn Jung, Hyoung-Wook Lee, Sang-Wol Lee
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Publication number: 20160266612Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: ApplicationFiled: May 23, 2016Publication date: September 15, 2016Inventors: In-Seo KEE, So-Youn JUNG, Hyoung-Wook LEE, Sang-Wol LEE
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Patent number: 9367577Abstract: The present invention relates to a method for outputting a convergence index, and more particularly, to a method for outputting a convergence index by utilizing patent information. According to the method for outputting the convergence index of the present invention, the convergence index can be outputted by using time information related to a patent which is included in a patent group, a patent classification, and an industrial classification that corresponds to the patent classification. The method for outputting the convergence index of the present invention systematically outputs the convergence index by using patent data, which is an objective data, thereby outputting the convergence index which is objective and appropriate.Type: GrantFiled: December 30, 2011Date of Patent: June 14, 2016Assignee: KITECH, KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventors: Nak Kyu Lee, Hye Jin Lee, Jung Han Song, Jeanho Park, Sung Min Bae, Hyoung Wook Lee, Chul Young Kim
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Patent number: 9348369Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: GrantFiled: October 9, 2013Date of Patent: May 24, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: In-Seo Kee, So-Youn Jung, Hyoung-Wook Lee, Sang-Wol Lee
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Patent number: 9279976Abstract: An electrowetting display apparatus includes a first base substrate, a second base substrate which faces the first base substrate, a first electrode on the first base substrate, and a second electrode on the second base substrate, where the second electrode faces the first electrode. A barrier wall is on the first electrode, where the barrier wall defines a storage area. A surface of the first electrode and the barrier wall is overlapped by a barrier layer. In addition, a water-repellent layer is on the barrier layer which is in the storage area. First and second fluids are in the storage area, the first fluid is separate from the second fluid, and the first fluid or the second fluid has a polarity.Type: GrantFiled: October 6, 2014Date of Patent: March 8, 2016Assignee: Amazon Technologies, Inc.Inventors: Dong-Hwan Kim, Sang-Il Kim, Tae-Woon Cha, Myung-Hwan Kim, Woo Yong Sung, Jeongho Lee, Hyoung-Wook Lee, Hyeon Gu Cho
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Patent number: 9164327Abstract: The present invention relates to a liquid crystal display that maintains a more uniform cell gap and improves adherence between two display panels by improving adhesion between substrates and their bead spacers, as well as a manufacturing method thereof. An exemplary liquid crystal display includes: a first substrate and a second substrate facing each other; a bead spacer comprising a plurality of beads and a first adhesive coupling the beads to the first substrate; a second adhesive corresponding to the bead spacer and disposed on the second substrate so as to contact the bead spacer; and a liquid crystal layer disposed between the first substrate and the second substrate.Type: GrantFiled: July 14, 2014Date of Patent: October 20, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Woo Yong Sung, Tae Woon Cha, Jeong Ho Lee, Hyoung Wook Lee
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Patent number: 9099358Abstract: A thin film transistor (TFT) array panel includes: first and second pixel electrodes neighboring each other; a data line extending between the first and the second pixel electrodes; first and second gate lines extending perpendicularly to the data line; a first TFT including a first gate electrode connected to the first gate line, a first source electrode connected to the data line, and a first drain electrode facing the first source electrode and connected to the first pixel electrode; and a second TFT including a second gate electrode connected to the second gate line, a second source electrode connected to the data line, and a second drain electrode facing the second source electrode and connected to the second pixel electrode. The first source electrode has the same relative position with respect to the first drain electrode as the second source electrode with respect to the second drain electrode.Type: GrantFiled: May 19, 2014Date of Patent: August 4, 2015Assignee: Samsung Display Co., Ltd.Inventors: Yeo-Geon Yoon, Hyoung-Wook Lee, Mi-Ae Lee, Ho-Jun Lee
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Publication number: 20150022875Abstract: An electrowetting display apparatus includes a first base substrate, a second base substrate which faces the first base substrate, a first electrode on the first base substrate, and a second electrode on the second base substrate, where the second electrode faces the first electrode. A barrier wall is on the first electrode, where the barrier wall defines a storage area. A surface of the first electrode and the barrier wall is overlapped by a barrier layer. In addition, a water-repellent layer is on the barrier layer which is in the storage area. First and second fluids are in the storage area, the first fluid is separate from the second fluid, and the first fluid or the second fluid has a polarity.Type: ApplicationFiled: October 6, 2014Publication date: January 22, 2015Inventors: Dong-Hwan Kim, Sang-Il Kim, Tae-Woon Cha, Myung-Hwan Kim, Woo Yong Sung, Jeongho Lee, Hyoung-Wook Lee, Hyeon Gu Cho
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Patent number: 8912026Abstract: Provided is a liquid crystal display including: a first substrate; a thin film transistor disposed on the first substrate; a passivation layer disposed on the thin film transistor and comprising a contact hole exposing an electrode of the thin film transistor; a pixel electrode disposed on the passivation layer and connected to the electrode of the thin film transistor through the contact hole; a lower buffer layer disposed on the pixel electrode; a lower alignment layer disposed on the lower buffer layer; a second substrate facing the first substrate; a common electrode disposed on the second substrate; an upper buffer layer disposed on the common electrode; and an upper alignment layer disposed on the upper buffer layer, in which the lower buffer layer comprises parylene, the upper buffer layer comprises parylene, or both the lower and the upper buffer layers comprise parylene.Type: GrantFiled: July 10, 2014Date of Patent: December 16, 2014Assignee: Samsung Display Co., Ltd.Inventors: Woo Yong Sung, Tae Woon Cha, Jeong Ho Lee, Sang Gun Choi, Hyoung Wook Lee
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Patent number: 8907700Abstract: A clock-delayed domino logic circuit includes a first pre-charge circuit configured to pre-charge a first dynamic node with a pre-charge voltage in response to a first clock signal received via a first control terminal during a pre-charge operation; a first logic network configured to determine a logic level of the first dynamic node in response to first input data signals during an evaluation operation; and a first storage circuit which is connected between the first control terminal and the first dynamic node.Type: GrantFiled: November 30, 2012Date of Patent: December 9, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Rahul Singh, Hyoung Wook Lee
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Publication number: 20140355195Abstract: A foldable display device includes a flexible display panel, a case supporting the flexible display panel, a bonding member fixing the flexible display panel to the case. The case includes a hinge portion, and supports respectively coupled to the hinge portion at opposing sides of the hinge portion. The flexible display panel includes a bendable area corresponding to the hinge portion, and planar areas respectively at opposing sides of the bendable area and corresponding to the supports of the case. The bonding member is between a support of the case and the corresponding planar area of the flexible display panel, and is displaceable with respect to the support along one of a thickness direction and a width direction of the flexible display panel when the flexible display panel is folded.Type: ApplicationFiled: October 9, 2013Publication date: December 4, 2014Applicant: Samsung Display Co., Ltd.Inventors: In-Seo KEE, So-Youn JUNG, Hyoung-Wook LEE, Sang-Wol LEE
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Publication number: 20140322846Abstract: Provided is a liquid crystal display including: a first substrate; a thin film transistor disposed on the first substrate; a passivation layer disposed on the thin film transistor and comprising a contact hole exposing an electrode of the thin film transistor; a pixel electrode disposed on the passivation layer and connected to the electrode of the thin film transistor through the contact hole; a lower buffer layer disposed on the pixel electrode; a lower alignment layer disposed on the lower buffer layer; a second substrate facing the first substrate; a common electrode disposed on the second substrate; an upper buffer layer disposed on the common electrode; and an upper alignment layer disposed on the upper buffer layer, in which the lower buffer layer comprises parylene, the upper buffer layer comprises parylene, or both the lower and the upper buffer layers comprise parylene.Type: ApplicationFiled: July 10, 2014Publication date: October 30, 2014Inventors: Woo Yong SUNG, Tae Woon CHA, Jeong Ho LEE, Sang Gun CHOI, Hyoung Wook LEE