Patents by Inventor Hyo Ju Jung
Hyo Ju Jung 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: 20240129725Abstract: A service identifying and processing method using a wireless terminal message according to an exemplary embodiment of the present invention includes (a) receiving a wireless terminal message by a first entity which is a mobile device; and (b) expressing, by a first agent which is an information processing application program installed on the first entity, entity information of second entity based on the wireless terminal message and service confirmation information related to service provided by the second entity, through an application screen by the first agent.Type: ApplicationFiled: December 23, 2021Publication date: April 18, 2024Applicant: ESTORM CO., LTD.Inventors: Jong Hyun WOO, Tae Il LEE, Il Jin JUNG, Hee Jun SHIN, Hyung Seok JANG, Min Jae SON, Sang Heon BAEK, Seo Bin PARK, Hyo Sang KWON, Mi Ju KIM, Jung Hoon SONG, Rakhmanov DILSHOD, Dong Hee KIM, Jeon Gjin KIM
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Publication number: 20240114778Abstract: The present disclosure relates to an organic electroluminescent compound, a plurality of host materials, and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure or by comprising a specific combination of compounds according to the present disclosure as a plurality of host materials, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifetime properties compared to the conventional organic electroluminescent devices.Type: ApplicationFiled: August 14, 2023Publication date: April 4, 2024Inventors: So-Young JUNG, Hyo-Nim SHIN, Seung-Hyun YOON, Hyun-Ju KANG, Ye-Jin JEON, Tae-Jun HAN, Mi-Ja LEE, Dong-Gil KIM, Sang-Hee CHO
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Publication number: 20240114777Abstract: The present disclosure relates to a plurality of host materials, an organic electroluminescent compound, and an organic electroluminescent device comprising the same. By comprising a specific combination of compounds according to the present disclosure as a plurality of host materials or by comprising the compound according to the present disclosure, it is possible to produce an organic electroluminescent device having lower driving voltage, higher luminous efficiency, and/or longer lifetime properties compared to the conventional organic electroluminescent devices.Type: ApplicationFiled: July 20, 2023Publication date: April 4, 2024Inventors: So-Young JUNG, Hyo-Nim SHIN, Doo-Hyeon MOON, Sang-Hee CHO, Hyun-Ju KANG
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Publication number: 20240090321Abstract: The present disclosure relates to an organic electroluminescent compound and an organic electroluminescent device comprising the same. By comprising the compound according to the present disclosure, an organic electroluminescent device having improved driving voltage, power efficiency and/or lifetime characteristics compared to conventional organic electroluminescent devices can be provided.Type: ApplicationFiled: July 17, 2023Publication date: March 14, 2024Inventors: So-Young JUNG, Hyun-Ju KANG, Sang-Hee CHO, Tae-Jun HAN, Hyo-Nim SHIN, Eun-Joung CHOI
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Patent number: 10996522Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.Type: GrantFiled: December 19, 2019Date of Patent: May 4, 2021Assignee: Samsung Display Co., Ltd.Inventors: Hak Sun Chang, Eun-Kil Park, Hyun-Ho Kang, Jang Wi Ryu, Seung-Suk Yang, Ki Chul Shin, Se Hyun Lee, Jae-Soo Jang, Hyo Ju Jung
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Patent number: 10809579Abstract: A liquid crystal display includes: a first substrate; a pixel electrode on the first substrate and including a first subpixel electrode and a second subpixel electrode which are separated from each other; a second substrate facing the first substrate; a common electrode on the second substrate; and a liquid crystal layer between the first substrate and the second substrate, in which the first subpixel electrode includes a first plate-shaped portion and a plurality of first branch electrodes extended from the first plate-shaped portion, the second subpixel electrode includes a second plate-shaped portion surrounds the first branch electrodes and a plurality of second branch electrodes extended from the second plate-shaped portion, and a difference between a first voltage applied to the first subpixel electrode and a common voltage applied to the common electrode is larger than a difference between a second voltage applied to the second subpixel electrode and the common voltage.Type: GrantFiled: April 24, 2015Date of Patent: October 20, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hak Sun Chang, Cheol Shin, Jae-Soo Jang, Ki Chul Shin, Jang Wi Ryu, Ho Kil Oh, Ka Eun Kim, Se Hyun Lee, Hyo Ju Jung
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Publication number: 20200124926Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.Type: ApplicationFiled: December 19, 2019Publication date: April 23, 2020Inventors: Hak Sun Chang, Eun-Kil Park, Hyun-Ho Kang, Jang Wi Ryu, Seung-Suk Yang, Ki Chul Shin, Se Hyun Lee, Jae-Soo Jang, Hyo Ju Jung
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Patent number: 10551691Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.Type: GrantFiled: May 10, 2019Date of Patent: February 4, 2020Assignee: Samsung Display Co., Ltd.Inventors: Hak Sun Chang, Eun-Kil Park, Hyun-Ho Kang, Jang Wi Ryu, Seung-Suk Yang, Ki Chul Shin, Se Hyun Lee, Jae-Soo Jang, Hyo Ju Jung
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Patent number: 10520781Abstract: The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 ?m.Type: GrantFiled: April 3, 2019Date of Patent: December 31, 2019Assignee: Samsung Display Co., Ltd.Inventors: Jang Wi Ryu, Cheol Shin, Hak Sun Chang, Ki Chul Shin, Jae-Soo Jang, Ka Eun Kim, Ho Kil Oh, Se Hyun Lee, Hyo Ju Jung, Sang Hyeon Song, Sang Jin Jeon
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Patent number: 10423043Abstract: The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 ?m.Type: GrantFiled: September 20, 2016Date of Patent: September 24, 2019Assignee: Samsung Display Co., Ltd.Inventors: Jang Wi Ryu, Cheol Shin, Hak Sun Chang, Ki Chul Shin, Jae-Soo Jang, Ka Eun Kim, Ho Kil Oh, Se Hyun Lee, Hyo Ju Jung, Sang Hyeon Song, Sang Jin Jeon
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Publication number: 20190265559Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in a pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.Type: ApplicationFiled: May 10, 2019Publication date: August 29, 2019Inventors: Hak Sun CHANG, Eun-Kil PARK, Hyun-Ho KANG, Jang Wi RYU, Seung-Suk YANG, Ki Chul SHIN, Se Hyun LEE, Jae-Soo JANG, Hyo Ju JUNG
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Publication number: 20190227355Abstract: The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 ?m.Type: ApplicationFiled: April 3, 2019Publication date: July 25, 2019Inventors: Jang Wi RYU, Cheol SHIN, Hak Sun CHANG, Ki Chul SHIN, Jae-Soo JANG, Ka Eun KIM, Ho Kil OH, Se Hyun LEE, Hyo Ju JUNG, Sang Hyeon SONG, Sang Jin JEON
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Patent number: 10345655Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.Type: GrantFiled: February 23, 2016Date of Patent: July 9, 2019Assignee: Samsung Display Co., Ltd.Inventors: Hak Sun Chang, Eun-Kil Park, Hyun-Ho Kang, Jang Wi Ryu, Seung-Suk Yang, Ki Chul Shin, Se Hyun Lee, Jae-Soo Jang, Hyo Ju Jung
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Patent number: 10261379Abstract: The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 ?m.Type: GrantFiled: September 20, 2016Date of Patent: April 16, 2019Assignee: Samsung Display Co., Ltd.Inventors: Jang Wi Ryu, Cheol Shin, Hak Sun Chang, Ki Chul Shin, Jae-Soo Jang, Ka Eun Kim, Ho Kil Oh, Se Hyun Lee, Hyo Ju Jung, Sang Hyeon Song, Sang Jin Jeon
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Patent number: 9759971Abstract: An array substrate includes: first and second gate lines extending along a first direction; a data line extending along a second direction crossing the first direction, and being insulated from the first and second gate lines; a pixel electrode disposed in a pixel area defined by the data line, the first gate line, and the second gate line; a first auxiliary electrode overlapping the first gate line; and a second auxiliary electrode disposed between the pixel electrode and the second gate line, the second auxiliary electrode being spaced apart from the second gate line. The pixel electrode includes: a first subpixel electrode disposed adjacent to the first gate line, and having first direction size greater than a second direction size; and a second subpixel electrode spaced apart from the first subpixel electrode in the second direction, and having a first direction size greater than a second direction size.Type: GrantFiled: April 6, 2015Date of Patent: September 12, 2017Assignee: Samsung Display Co., LtdInventors: Hyo Ju Jung, Jang Wi Ryu, Hak Sun Chang, Ki Chul Shin
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Publication number: 20170010487Abstract: The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 ?m.Type: ApplicationFiled: September 20, 2016Publication date: January 12, 2017Inventors: Jang Wi RYU, Cheol SHIN, Hak Sun CHANG, Ki Chul SHIN, Jae-Soo JANG, Ka Eun KIM, Ho Kil OH, Se Hyun LEE, Hyo Ju JUNG, Sang Hyeon SONG, Sang Jin JEON
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Patent number: 9523877Abstract: A liquid crystal display device includes: a first insulation substrate, a color filter disposed on the first insulation substrate and including a stepped region, a passivation layer disposed on the color filter and including an opening region overlapping with the stepped region, a pixel electrode disposed on the passivation layer including the opening region, a second insulation substrate facing the first insulation substrate, a common electrode disposed on the second insulation substrate and including a cross-shaped cutout, and a liquid crystal layer disposed between the first and second insulation substrates.Type: GrantFiled: July 22, 2014Date of Patent: December 20, 2016Assignee: SAMSUNG DISPLAY CO., LTDInventors: Se Hyun Lee, Hyo Ju Jung, Ki Chul Shin, Ho Kil Oh, Hak Sun Chang
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Patent number: 9500917Abstract: The present invention relates to a liquid crystal display including: a lower electrode including a unit pixel electrode; an upper electrode including an upper unit electrode facing the unit pixel electrode; and a liquid crystal layer between the lower electrode and the upper electrode and including a plurality of liquid crystal molecules aligned approximately perpendicular to the surfaces of the lower electrode and the upper electrode in the absence of an electric field, wherein the unit pixel electrode includes a stem forming a boundary between a plurality of sub-regions and a plurality of minute branches extending in different directions in two different sub-regions, the upper unit electrode includes an opening facing the stem and extending parallel to the stem, any alignment aid to pretilt the liquid crystal molecules is absent, and a length of the minute branches is equal to or less than about 53 ?m.Type: GrantFiled: July 3, 2013Date of Patent: November 22, 2016Assignee: Samsung Display Co., Ltd.Inventors: Jang Wi Ryu, Cheol Shin, Hak Sun Chang, Ki Chul Shin, Jae-Soo Jang, Ka Eun Kim, Ho Kil Oh, Se Hyun Lee, Hyo Ju Jung, Sang Hyeon Song, Sang Jin Jeon
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Patent number: 9405157Abstract: A liquid crystal display, including a lower panel electrode including at least one lower panel unit electrode, an upper panel electrode including at least one upper panel unit electrode facing the at least one lower panel unit electrode, and a liquid crystal layer disposed between the lower panel electrode and the upper panel electrode, wherein the lower panel unit electrode includes a stem part forming borders between a plurality of sub-regions; a center pattern including a plurality of straight line sides respectively disposed at the plurality of sub-regions, and a plurality of fine branch parts extending out from the center pattern, the stem part includes a horizontal stem part and a vertical stem part, and angles that the horizontal stem part and the vertical stem part form with the respective straight line sides of the center pattern are different from each other.Type: GrantFiled: May 9, 2014Date of Patent: August 2, 2016Assignee: Samsung Display Co., Ltd.Inventors: Ho Kil Oh, Cheol Shin, Ka Eun Kim, Hyo Ju Jung, Ki Chul Shin
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Publication number: 20160202572Abstract: A liquid crystal display including a partial plate electrode along with a minute pattern in pixel electrode thereby increasing the viewing angle and the lateral visibility of the liquid crystal display, as well as the response speed A step provider is provided to reinforce the control force of the liquid crystal molecules, thereby reducing the texture generated in the center of the pixel.Type: ApplicationFiled: February 23, 2016Publication date: July 14, 2016Inventors: Hak Sun CHANG, Eun-Kil PARK, Hyun-Ho KANG, Jang Wi RYU, Seung-Suk YANG, Ki Chul SHIN, Se Hyun LEE, Jae-Soo JANG, Hyo Ju JUNG