Patents by Inventor Dae Cheol Kim
Dae Cheol Kim 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: 20240276807Abstract: One or more embodiments provide a light-emitting display device including a substrate, a first transistor including a lower electrode above the substrate, a first semiconductor overlapping the lower electrode, and a first gate electrode overlapping the first semiconductor, a light-emitting diode electrically connected to the first transistor, a storage capacitor including a first storage electrode electrically connected to the lower electrode, and a second storage electrode overlapping the first storage electrode, a shielding electrode at a same layer as the lower electrode or as the first semiconductor, a data line overlapping the shielding electrode, and configured to transmit a data voltage, and an auxiliary electrode between the shielding electrode and the data line, overlapping the shielding electrode, and adjacent to the first gate electrode.Type: ApplicationFiled: November 15, 2023Publication date: August 15, 2024Inventors: Sang-Myoung LEE, Sang Hyun KANG, JOON HUH, Dae Cheol KIM
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Publication number: 20240221623Abstract: A display device that includes multiple pixels, each pixel includes a light emitting element, a multiple of transistors, multiple voltage sources and capacitors. The pixel circuit is designed and the pixels are driven so that a driving current going through the light emitting element is independent of a threshold voltage of a driving transistor of the multiple transistors. As a result, luminance variation due to threshold voltage can be minimized, and residual image can be reduced.Type: ApplicationFiled: October 30, 2023Publication date: July 4, 2024Applicant: Samsung Display Co., LTD.Inventors: Sang Myoung LEE, Su Bin PARK, Sang Hyun KANG, Dae Cheol KIM, Do Yeong PARK, Joon HUH
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Patent number: 11948493Abstract: A display device of the present disclosure comprises pixels arranged in a display, a data accumulator for accumulating first image data for an N-th frame output through the display, a data receiver for receiving second image data for an (N+1)th frame to be output through the display, and an afterimage controller for correcting a current value corresponding to a grayscale value of the second image data through a convolution operation between a filter, which is set based on the first image data, and the second image data.Type: GrantFiled: March 15, 2023Date of Patent: April 2, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jong Hwan Park, Dae Cheol Kim, Kook Hyun Choi
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Publication number: 20240038952Abstract: A display device comprises a thin film transistor layer comprising a first metal layer disposed on a substrate and a thin film transistor disposed on the first metal layer, first and second electrodes disposed in a display area on the thin film transistor layer and extending in parallel in a direction, a plurality of light emitting elements disposed between the first and second electrodes, and an alignment line disposed in a non-display area disposed adjacent to the display area and electrically connected to the first and second electrodes. The alignment line comprises metal patterns disposed in the first metal layer and spaced apart from each other, and a bridge portion disposed on the first metal layer and electrically connected to the metal patterns.Type: ApplicationFiled: March 2, 2023Publication date: February 1, 2024Applicant: Samsung Display Co., LTD.Inventors: In Woo KIM, Yong Tae CHO, Kook Hyun CHOI, Chang Woo KWON, Dae Cheol KIM, Jong Hwan PARK, Ji Hyeon SON
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Publication number: 20240005832Abstract: A display device of the present disclosure comprises pixels arranged in a display, a data accumulator for accumulating first image data for an N-th frame output through the display, a data receiver for receiving second image data for an (N+1)th frame to be output through the display, and an afterimage controller for correcting a current value corresponding to a grayscale value of the second image data through a convolution operation between a filter, which is set based on the first image data, and the second image data.Type: ApplicationFiled: March 15, 2023Publication date: January 4, 2024Inventors: Jong Hwan PARK, Dae Cheol KIM, Kook Hyun CHOI
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Publication number: 20230313120Abstract: The present application relates to a composition for freeze-preserving microalgae belonging to the family Thraustochytriaceae and a method for freeze-preserving microalgae belonging to the family Thraustochytriaceae using same. By the composition for freeze-preserving microalgae belonging to the family Thraustochytriaceae according to an aspect and the method for freeze-preserving microalgae belonging to the family Thraustochytriaceae using same, the microalgae may be stored stably for a long period of time, and the costs for preservation of the microalgae may be reduced by shortening a process. In addition, according to a method for preparing freeze-dried biomass of microalgae belonging to the family Thraustochytriaceae using the composition, even during long-term storage at room temperature, freeze-dried biomass in the form of powder that can maintain bacterial activity and is easy for storage and transportation may be manufactured through a simple process.Type: ApplicationFiled: October 1, 2021Publication date: October 5, 2023Applicant: CJ CHEILJEDANG CORPORATIONInventors: Sung Hoon Jang, Won Sub Shin, Jung Woon Choi, Hae Won Kang, Ji Young Kim, Seung Han Ok, Ho Sun Jang, Jong Min Kim, Jin Ho Lee, Dae Cheol Kim
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Publication number: 20230230967Abstract: A display device includes a conductive pattern on a substrate, a via layer on the conductive pattern with a via hole exposing the conductive pattern, a first electrode and a second electrode on the via layer and spaced apart from each other, a first insulating layer on the first electrode and the second electrode, a bank layer on the first insulating layer defining an emission area and a subarea, a light-emitting element on the first insulating layer, and a first connection electrode and a second connection electrode on the first insulating layer and the light-emitting element. The first connection electrode electrically contacts an end of the light-emitting element, and the second connection electrode electrically contacts another end of the light-emitting element. The bank layer includes a bank extension portion extended to the subarea and the bank extension portion overlaps at least a portion of the via hole.Type: ApplicationFiled: August 17, 2022Publication date: July 20, 2023Applicant: Samsung Display Co., LTD.Inventors: In Woo KIM, Chang Woo KWON, Dae Cheol KIM, Jong Hwan PARK, Yong Tae CHO, Kook Hyun CHOI
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Publication number: 20230091726Abstract: A display device includes a substrate including a display area and a non-display area; pixels disposed in the display area and including respective light emitting units; a first conductive pattern disposed between the pixels; and a power source line disposed in the non-display area and electrically connected to the first conductive pattern. Each of the light emitting units includes a light emitting element, a first pixel electrode disposed on a first end of the light emitting element, and a second pixel electrode disposed on a second end of the light emitting element. The first conductive pattern and the second pixel electrode are disposed on a same layer.Type: ApplicationFiled: September 15, 2022Publication date: March 23, 2023Applicant: Samsung Display Co., LTD.Inventors: Do Yeong PARK, In Woo KIM, Chong Chul CHAI, Chang Woo KWON, Kyung Bae KIM, Dae Cheol KIM, Jong Hwan PARK, Yong Tae CHO, Kook Hyun CHOI
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Patent number: 9741303Abstract: A display apparatus includes a display panel which includes a gate line, a data line and a storage line, and displays an image, a gate driving part configured to output a gate signal to the gate line, a data driving part configured to output a data signal based on an image data of the image to the data line, and a voltage providing part configured to apply an alternating current voltage to the storage line.Type: GrantFiled: June 11, 2015Date of Patent: August 22, 2017Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kwi-Hyun Kim, Dae-Cheol Kim
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Patent number: 9519368Abstract: Provided are a touch screen panel and a method of manufacturing the same. The touch screen panel comprises: a substrate; a first reflection-preventing film formed on the substrate; a first gate wiring formed on the first reflection-preventing film; and a sensing wiring formed above the first gate wiring to be insulated from the first gate wiring and to cross the first gate wiring.Type: GrantFiled: March 3, 2015Date of Patent: December 13, 2016Assignee: Samsung Display Co., Ltd.Inventors: Sang-Youn Han, Woong-Kwon Kim, Dae-Cheol Kim, Ho-Jun Lee, Kyung-Ho Park
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Patent number: 9495041Abstract: Touch-related information which cannot be acquired by the naked eye (dubbed here as sub-optical pattern information) has its corresponding sub-optical patterns respectively positioned within the aperture areas of respective domains such that the displayed image, as viewed from different viewing angles is not adversely affected by the embedded sub-optical patterns. One type of touch-related information which can be conveyed is that of touch location of a sub-optical pattern sensing pen positioned over one or more of the sub-optical patterns.Type: GrantFiled: October 26, 2015Date of Patent: November 15, 2016Assignee: Samsung Display Co., Ltd.Inventors: Seung Soo Baek, Woong Kwon Kim, Sang Ho Kim, Jae-Jin Song, Sang Wook Lee, Hea Chun Lee, Young Goo Song, Nam-Heon Kim, Dae Cheol Kim, Sung Ryul Kim, Jung Suk Bang, Ki Hun Jeong
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Publication number: 20160269689Abstract: Provided is a system and method for providing closed circuit television (CCTV) information. A method configured as a computer may include generating and managing relevant information between a CCTV and a road route, receiving information about a course from an electronic device over a network, verifying a road route present in the received course, and verifying a CCTV present in the verified road route based on the relevant information, assigning an order associated with a heading direction of the course to CCTV information about the verified CCTV based on the relevant information, and transmitting the CCTV information to which the order is assigned, to the electronic device. Here, the CCTV information may be arranged based on the assigned order and displayed on a screen of the electronic device.Type: ApplicationFiled: August 20, 2015Publication date: September 15, 2016Inventors: Ji Woong PARK, Won Dal JANG, Yoo Jung WON, Kyung Min LEE, Seong Ho KIM, Dong Hwi LIM, Dae Cheol KIM
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Patent number: 9423641Abstract: A panel for a display device is provided. The panel includes a first substrate, a touch sensing circuit formed on the first substrate, the touch sensing circuit including at least one sensing thin film transistor and a connection wire, and a shielding electrode formed covering at least a portion of the sensing thin film transistor and the connection wire.Type: GrantFiled: August 14, 2013Date of Patent: August 23, 2016Assignee: Samsung Display Co., Ltd.Inventors: Jung Suk Bang, Ki-Hun Jeong, Dae Cheol Kim, Sung Ryul Kim, Woong Kwon Kim, Sung Jin Mun, Byeong Hoon Cho, Kun-Wook Han
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Patent number: 9389452Abstract: A touch display apparatus includes a base substrate, a light blocking semiconductor pattern disposed on the base substrate and configured to block a visible light and transmit an infrared light, a sensing element disposed on the light blocking semiconductor pattern and configured to detect a touch position using an incident infrared light, a driving element configured to drive the sensing element, a signal line electrically connected with the sensing element or the driving element, and a wiring connecting part disposed under the signal line and including a same material as the light blocking semiconductor pattern.Type: GrantFiled: October 29, 2013Date of Patent: July 12, 2016Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sung-Jin Mun, Dae-Cheol Kim, Woong-Kwon Kim, Sung-Ryul Kim, Ki-Hun Jeong, Byeong-Hoon Cho, Jung-Suk Bang, Kun-Wook Han
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Publication number: 20160180792Abstract: A display apparatus includes a display panel which includes a gate line, a data line and a storage line, and displays an image, a gate driving part configured to output a gate signal to the gate line, a data driving part configured to output a data signal based on an image data of the image to the data line, and a voltage providing part configured to apply an alternating current voltage to the storage line.Type: ApplicationFiled: June 11, 2015Publication date: June 23, 2016Inventors: Kwi-Hyun KIM, Dae-Cheol KIM
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Publication number: 20160054857Abstract: Touch-related information which cannot be acquired by the naked eye (dubbed here as sub-optical pattern information) has its corresponding sub-optical patterns respectively positioned within the aperture areas of respective domains such that the displayed image, as viewed from different viewing angles is not adversely affected by the embedded sub-optical patterns. One type of touch-related information which can be conveyed is that of touch location of a sub-optical pattern sensing pen positioned over one or more of the sub-optical patterns.Type: ApplicationFiled: October 26, 2015Publication date: February 25, 2016Inventors: Seung Soo BAEK, Woong Kwon KIM, Sang Ho KIM, Jae-Jin SONG, Sang Wook LEE, Hea Chun LEE, Young Goo SONG, Nam-Heon KIM, Dae Cheol KIM, Sung Ryul KIM, Jung Suk BANG, Ki Hun JEONG
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Patent number: 9267161Abstract: The present invention relates to Corynebacterium sp. that is transformed with an Escherichia sp.-derived fructokinase gene to express fructokinase showing a sufficient activity of converting fructose into fructose-6-phosphate, thereby preventing unnecessary energy consumption, and a method for producing L-amino acids using the strain. The transformed Corynebacterium sp. of the present invention is able to express fructokinase from the Escherichia-derived fructokinase gene to prevent unnecessary energy consumption during fructose metabolism, leading to more cost-effective production of L-amino acids. Therefore, it can be widely used for the effective production of L-amino acids.Type: GrantFiled: April 2, 2012Date of Patent: February 23, 2016Assignee: CJ CHEILJEDANG CORPORATIONInventors: Hyun Won Bae, Hyung Joon Kim, Jun Ok Moon, Jae Woo Jang, Jong Chul Kim, Tae Han Kim, Jin Suck Sung, Kyung Han Lee, Dae Cheol Kim, Hyo Jin Kim, Hyun Ae Bae, Sang Jo Lim
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Patent number: 9170449Abstract: Touch-related information which cannot be acquired by the naked eye (dubbed here as sub-optical pattern information) has its corresponding sub-optical patterns respectively positioned within the aperture areas of respective domains such that the displayed image, as viewed from different viewing angles is not adversely affected by the embedded sub-optical patterns. One type of touch-related information which can be conveyed is that of touch location of a sub-optical pattern sensing pen positioned over one or more of the sub-optical patterns.Type: GrantFiled: October 1, 2013Date of Patent: October 27, 2015Assignee: Samsung Display Co., Ltd.Inventors: Seung Soo Baek, Woong Kwon Kim, Sang Ho Kim, Jae-Jin Song, Sang Wook Lee, Hea Chun Lee, Young Goo Song, Nam-Heon Kim, Dae Cheol Kim, Sung Ryul Kim, Jung Suk Bang, Ki Hun Jeong
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Patent number: 9128341Abstract: A display device includes an infrared sensing transistor and a visible sensing transistor. The visible sensing transistor includes a semiconductor on a substrate; an ohmic contact on the semiconductor; an etch stopping layer on the ohmic contact; a source electrode and a drain electrode on the etch stopping layer; a passivation layer on the source electrode and the drain electrode; and a gate electrode on the passivation layer. The etch stopping layer may be composed of the same material as the source electrode and the drain electrode. The infrared sensing transistor is similar to the visible sensing transistor except the etch stopping layer is absent.Type: GrantFiled: April 11, 2014Date of Patent: September 8, 2015Assignee: Samsung Display Co., Ltd.Inventors: Dae-Cheol Kim, Sung-Ryul Kim, Yun-Jong Yeo, Hong-Kee Chin, Ki-Hun Jeong
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Patent number: 9087750Abstract: A touch screen substrate includes a base substrate, a first switching element and a first sensing element which senses infrared light. The first switching element includes a first switching gate electrode, a first active pattern disposed on the first switching gate electrode, a first switching source electrode disposed on the first active pattern and a first switching drain electrode disposed apart from the first switching source electrode. The first sensing element includes a first sensing drain electrode connected to the first switching source electrode, a first sensing source electrode disposed apart from the first sensing drain electrode, a second active pattern disposed below the first sensing drain electrode and the first sensing source electrode and including a first amorphous layer, a doped amorphous layer and a second amorphous layer, and a first sensing gate electrode disposed on the first sensing drain electrode and the first sensing source electrode.Type: GrantFiled: October 6, 2010Date of Patent: July 21, 2015Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Woong-Kwon Kim, Jung-Suk Bang, Sung-Hoon Yang, Sang-Youn Han, Suk-Won Jung, Byeong-Hoon Cho, Dae-Cheol Kim, Ki-Hun Jeong, Kyung-Sook Jeon, Seung-Mi Seo, Kun-Wook Han, Mi-Seon Seo