Patents by Inventor Sang-Hoon Hong
Sang-Hoon Hong 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: 11972941Abstract: Proposed is a precursor composition for forming a metal film including a zirconium compound represented by any one of Chemical Formulas 1 to 3 and a hafnium compound represented by any one of Chemical Formulas 4 to 6.Type: GrantFiled: December 6, 2019Date of Patent: April 30, 2024Assignee: SK TRICHEMInventors: Chang Sung Hong, Yong Joo Park, Tae Hoon Oh, In Chun Hwang, Sang Kyung Lee, Dong Hyun Kim
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Patent number: 11844270Abstract: Disclosed is a novel compound and an organic light-emitting device. The novel compound is represented by the following Chemical Formula 1, and when the novel compound is used as a material for a hole transport layer of an organic light emitting device, the novel compound allows the device to have lowered drive voltage, and improved efficiency and lifespan characteristics.Type: GrantFiled: April 16, 2020Date of Patent: December 12, 2023Assignee: LG Display Co., Ltd.Inventors: Heejun Park, Jeongdae Seo, Seonkeun Yoo, Soyoung Jang, Sunghoon Kim, Sang-Hoon Hong, Seong-Min Park, Tae Wan Lee, Sunjae Kim, Dong Hun Lee, Jeonghoe Heo, Gwangyong Kim
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Publication number: 20220346678Abstract: A method of estimating hemoglobin concentration, may comprise: receiving a skin image of a subject; determining a formula into which the skin image is introduced; and estimating a hemoglobin concentration of the subject by introducing the skin image into the determined formula.Type: ApplicationFiled: April 29, 2022Publication date: November 3, 2022Applicant: Research & Business Foundation SUNGKYUNKWAN UNIVERSITYInventors: Kwang Seok Hong, Jin Soo Park, Sang Hoon Hong
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Patent number: 11107993Abstract: The present invention relates to an organic light-emitting diode (OLED) including a novel organic compound used in a light emitting layer thereof. Particularly, the present invention relates to an OLED including a novel pyrene-based organic compound.Type: GrantFiled: December 29, 2016Date of Patent: August 31, 2021Inventors: Jae Ho Jeong, Hyun Bin Kang, Ji Woong Yoo, Sang Hoon Hong, In Kyung Jeong
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Publication number: 20210126200Abstract: The present disclosure relates to organic compounds and an organic light emitting display device using the same and more particularly, to an organic light emitting display in which an organic compound represented by the following Chemical Formula 1 is used for a hole transport layer or an electron blocking layer of the organic light emitting element to easily transport holes injected from an anode to a light emitting layer and suppress the leakage of electrons from the light emitting layer. Therefore, it is possible to provide an organic light emitting display device with high luminous efficiency and long lifetime.Type: ApplicationFiled: October 23, 2020Publication date: April 29, 2021Applicant: LG Display Co., Ltd.Inventors: InBum SONG, SangBeom KIM, Sunghoon KIM, Sang-hoon HONG, Seong-min PARK, TaeWan LEE, SunJae KIM, DongHun LEE, Jeonghoe HEO
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Publication number: 20200335698Abstract: Disclosed is a novel compound and an organic light-emitting device. The novel compound is represented by the following Chemical Formula 1, and when the novel compound is used as a material for a hole transport layer of an organic light emitting device, the novel compound allows the device to have lowered drive voltage, and improved efficiency and lifespan characteristics.Type: ApplicationFiled: April 16, 2020Publication date: October 22, 2020Applicant: LG DISPLAY CO., LTD.Inventors: Heejun PARK, Jeongdae SEO, Seonkeun YOO, Soyoung JANG, Sunghoon KIM, Sang-Hoon HONG, Seong-Min PARK, Tae Wan LEE, Sunjae KIM, Dong Hun LEE, Jeonghoe HEO, Gwangyong KIM
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Publication number: 20200028084Abstract: Disclosed is an organic electroluminescent device. More specifically, disclosed is an organic electroluminescent device comprising at least one organic layer comprising at least two dopant compounds therein. The electroluminescent device employs both of a boron-based dopant and a pyrene-based dopant to provide improved color characteristics, efficiency and lifespan.Type: ApplicationFiled: July 18, 2019Publication date: January 23, 2020Applicants: LG Display Co., Ltd., Material Science Co., Ltd.Inventors: Inbum SONG, Seunghee YOON, Sang-Hoon HONG, Hyun Bin KANG, Jaemin RYU
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Publication number: 20190006592Abstract: The present invention relates to an organic light-emitting diode (OLED) including a novel organic compound used in a light emitting layer thereof. Particularly, the present invention relates to an OLED including a novel pyrene-based organic compound.Type: ApplicationFiled: December 29, 2016Publication date: January 3, 2019Inventors: Jae Ho JEONG, Hyun Bin KANG, Ji Woong YOO, Sang Hoon HONG, In Kyung JEONG
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Patent number: 9033505Abstract: A method of tracking a position of an eye is provided. The method of tracking a position of an eye includes converting an obtained image into a binary number image, classifying the corner of the eye, maximum and minimum values of a pupil of the eye, and extracting a feature point from the binary number image on which the binarization step is completed, calculating a distance and inclination between the corner and the pupil of the eye using the feature point extracted through the feature point extraction step, and determining a gaze direction of the eye based on the distance and inclination calculated through the distance and inclination calculation step.Type: GrantFiled: January 31, 2012Date of Patent: May 19, 2015Assignee: Dongguk University Industry-Academic Cooperation FoundationInventors: Sung Min Kim, Sang Hoon Hong, Chan Beom Jeong, Jeon Pil Han, Kwon Hee Lee
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Patent number: 8727558Abstract: Provided is a medical headlamp including a main body put on a head, a driving unit installed and connected to one side of the main body and to provide a driving force, a location adjustment unit installed and connected to one side of the driving unit, a lamp unit installed and connected to one side of the location adjustment unit to move along with a movement of the location adjustment unit, and irradiate light onto one side of a front end thereof, a capturing unit installed and connected to one side of the main body and to capture eye locations, a control unit installed and connected to the driving unit and the capturing unit to analyze an image captured by the capturing unit, calculate the eye locations, and operate the driving unit according to the calculated eye calculation, and a power supply unit installed and connected to the control unit, the driving unit, and the lamp unit and to apply a current thereto.Type: GrantFiled: February 6, 2012Date of Patent: May 20, 2014Assignee: Dongguk University Industry-Academic Cooperation FoundationInventors: SungMin Kim, Hyo Joon Kim, Wonha Kim, Sang Hoon Hong
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Publication number: 20140039273Abstract: A method of tracking a position of an eye is provided. The method of tracking a position of an eye includes converting an obtained image into a binary number image, classifying the corner of the eye, maximum and minimum values of a pupil of the eye, and extracting a feature point from the binary number image on which the binarization step is completed, calculating a distance and inclination between the corner and the pupil of the eye using the feature point extracted through the feature point extraction step, and determining a gaze direction of the eye based on the distance and inclination calculated through the distance and inclination calculation step.Type: ApplicationFiled: January 31, 2012Publication date: February 6, 2014Applicant: DONGGUK UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Sung Min Kim, Sang Hoon Hong, Chan Beom Jeong, Jeon Pil Han, Kwon Hee Lee
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Publication number: 20130322053Abstract: Provided is a medical headlamp including a main body put on a head, a driving unit installed and connected to one side of the main body and to provide a driving force, a location adjustment unit installed and connected to one side of the driving unit, a lamp unit installed and connected to one side of the location adjustment unit to move along with a movement of the location adjustment unit, and irradiate light onto one side of a front end thereof, a capturing unit installed and connected to one side of the main body and to capture eye locations, a control unit installed and connected to the driving unit and the capturing unit to analyze an image captured by the capturing unit, calculate the eye locations, and operate the driving unit according to the calculated eye calculation, and a power supply unit installed and connected to the control unit, the driving unit, and the lamp unit and to apply a current thereto.Type: ApplicationFiled: February 6, 2012Publication date: December 5, 2013Applicants: YESU HOPSITAL MANAGEMENT FOUNDATION, DONGGUK UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: SungMin Kim, Hyo Joon Kim, Wonha Kim, Sang Hoon Hong
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Patent number: 8520450Abstract: Methods for generating a refresh signal in a semiconductor device and methods for performing a refresh operation in a semiconductor memory device are disclosed. A method for generating a refresh signal includes measuring a temperature of the semiconductor memory device, generating a temperature controlled voltage based on the measured temperature, generating an N-bit digital signal based on the temperature controlled voltage, and generating a refresh signal whose frequency is determined by the N-bit digital signal. The generation of the temperature controlled voltage includes generating a first current that is increased when the measured temperature is decreased and is decreased with the measured temperature is increased, and generating the temperature controlled voltage.Type: GrantFiled: August 2, 2011Date of Patent: August 27, 2013Assignee: Hynix Semiconductor Inc.Inventors: Se-Jun Kim, Sang-Hoon Hong, Jae-Bum Ko
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Patent number: 8400802Abstract: The present invention relates to a binary content addressable memory (CAM), and more particularly, to a binary content addressable memory (CAM) in which the number of transistors constituting the content addressable memory can be reduced to decrease the size of the content addressable memory, thereby increasing the degree of integration and improving power consumption. According to the present invention, since the binary content addressable memory according to the present invention has a smaller number of transistors than those of the conventional binary content addressable memory, a memory can be fabricated in a smaller size, thereby improving the degree of integration as one of most important factors in the memory design. In addition, improvement of the degree of integration contributes to miniaturization and lightweightness of the product in its design.Type: GrantFiled: November 3, 2010Date of Patent: March 19, 2013Assignee: University-Industry Cooperation Group of Kyunghee UniversityInventors: Sang Hoon Hong, Chang Hoon Han, Min Ah Chae
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Publication number: 20110286287Abstract: Methods for generating a refresh signal in a semiconductor device and methods for performing a refresh operation in a semiconductor memory device are disclosed. A method for generating a refresh signal includes measuring a temperature of the semiconductor memory device, generating a temperature controlled voltage based on the measured temperature, generating an N-bit digital signal based on the temperature controlled voltage, and generating a refresh signal whose frequency is determined by the N-bit digital signal. The generation of the temperature controlled voltage includes generating a first current that is increased when the measured temperature is decreased and is decreased with the measured temperature is increased, and generating the temperature controlled voltage.Type: ApplicationFiled: August 2, 2011Publication date: November 24, 2011Applicant: Hynix Semiconductor Inc.Inventors: Se-Jun KIM, Sang-Hoon Hong, Jae-Bum Ko
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Patent number: 7990776Abstract: A semiconductor memory device, which performs a refresh operation, includes: a temperature sensing unit for measuring temperature and for generating a temperature controlled voltage and a reference current based on the measured temperature; an analog-digital conversion unit for converting the temperature controlled voltage to an N-bit digital signal; a refresh control unit for generating a refresh signal in response to the N-bit digital signal, wherein, a period of the refresh signal is controlled based on the N-bit digital signal.Type: GrantFiled: June 29, 2004Date of Patent: August 2, 2011Assignee: Hynix Semiconductor Inc.Inventors: Se-Jun Kim, Sang-Hoon Hong, Jae-bum Ko
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Publication number: 20110103120Abstract: The present invention relates to a binary content addressable memory (CAM), and more particularly, to a binary content addressable memory (CAM) in which the number of transistors constituting the content addressable memory can be reduced to decrease the size of the content addressable memory, thereby increasing the degree of integration and improving power consumption. According to the present invention, since the binary content addressable memory according to the present invention has a smaller number of transistors than those of the conventional binary content addressable memory, a memory can be fabricated in a smaller size, thereby improving the degree of integration as one of most important factors in the memory design. In addition, improvement of the degree of integration contributes to miniaturization and lightweightness of the product in its design.Type: ApplicationFiled: November 3, 2010Publication date: May 5, 2011Applicant: University-Industry Cooperation Group of KyungHee UniversityInventors: Sang Hoon HONG, Chang Hoon HAN, Min Ah CHAE
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Publication number: 20110085405Abstract: A semiconductor memory device includes a row decoding block for decoding an inputted address to thereby generate a logical unit cell block address and a decoded word line address; a tag block for converting the logical unit cell block address into a physical unit cell block address; a decoded address latching block for latching the decoded word line address to thereby output the decoded word line address as a word line activation signal in response to the physical unit cell block; and a cell area for outputting a data, which is stored therein, in response to the word line activation signal.Type: ApplicationFiled: December 15, 2010Publication date: April 14, 2011Inventors: Sang-Hoon Hong, Jin-Hong Ahn, Jae-Bum Ko, Se-Jun Kim
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Patent number: 7870362Abstract: A semiconductor memory device includes a row decoding block for decoding an inputted address to thereby generate a logical unit cell block address and a decoded word line address; a tag block for converting the logical unit cell block address into a physical unit cell block address; a decoded address latching block for latching the decoded word line address to thereby output the decoded word line address as a word line activation signal in response to the physical unit cell block; and a cell area for outputting a data, which is stored therein, in response to the word line activation signal.Type: GrantFiled: June 28, 2004Date of Patent: January 11, 2011Assignee: Hynix Semiconductor Inc.Inventors: Sang-Hoon Hong, Jin-Hong Ahn, Jae-Bum Ko, Se-Jun Kim
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Patent number: RE42976Abstract: A memory device includes at least two cell blocks connected to a global bit line for outputting data in response to an instruction; at least one global bit line connection unit for selectively connecting the global bit line to each cell block under control of a control block, one global bit line connection unit being allocated between the two cell blocks; and said control block for controlling output of data stored in each cell block to the global bit line and restoration of the outputted data of the global bit line to the original cell block or another cell block which is determined by depending upon whether data in response to a next instruction is outputted from the original cell block or another cell block.Type: GrantFiled: August 29, 2007Date of Patent: November 29, 2011Assignee: Hynix Semiconductor, Inc.Inventors: Jin-Hong Ahn, Sang-Hoon Hong, Se-Jun Kim, Jae-Bum Ko