Patents by Inventor In-Sook Park
In-Sook Park 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: 12006384Abstract: The present application relates to a pinning composition, a laminate comprising the same, and a method for producing the same. The pinning composition of the present application can impart directionality and location selection properties to a polymer membrane comprising a self-assembly structure of a block copolymer. The pinning composition of the present application exhibits excellent reaction selectivity, whereby it can form a vertical lamella structure with a high degree of alignment. In addition, the pinning composition of the present application may be suitable for application to low temperature processes.Type: GrantFiled: October 29, 2018Date of Patent: June 11, 2024Assignee: LG Chem, Ltd.Inventors: Se Jin Ku, Mi Sook Lee, Na Na Kang, Eung Chang Lee, Sung Soo Yoon, No Jin Park, Je Gwon Lee, Eun Young Choi, Hyung Ju Ryu, Yoon Hyung Hur
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Patent number: 12007643Abstract: An optical path control member according to an embodiment comprises: a first substrate on which a first direction and a second direction are defined; a first electrode arranged on the first substrate; a second substrate which is arranged on the first substrate and on which the first direction and the second direction are defined; a second electrode arranged under the second substrate; and a light conversion unit arranged between the first electrode and the second electrode, wherein the light conversion unit comprises an alternately arranged plurality of partition parts and plurality of accommodation parts, a light conversion material is arranged in the accommodation part, the accommodation part comprises at least one first region and at least one second region, and the height of the light conversion material arranged in the first region is less than the height of the light conversion material arranged in the second region.Type: GrantFiled: July 8, 2021Date of Patent: June 11, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Won Seok Choi, Jin Gyeong Park, Byung Sook Kim
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Patent number: 11994935Abstract: Provided is an apparatus and method for predicting the remaining lifetime of an environment data collection sensor in a livestock house. The method for predicting the remaining lifetime of an environment data collection sensor in a livestock house includes (a) collecting livestock house environment information, (b) detecting an error of a sensor from the collected livestock house environment information, (c) generating a dataset for learning, (d) generating a sensor lifetime prediction model to performing learning, and (e) predicting a lifetime of the sensor using a result of the learning.Type: GrantFiled: February 10, 2022Date of Patent: May 28, 2024Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Seng Kyoun Jo, Se Han Kim, You Jin Kim, Dae Heon Park, Hyeon Park, Jee Sook Eun, Jae Young Jung, Won Kyu Choi
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Publication number: 20240169931Abstract: A display device includes a display panel, a power supply a current measurer, a controller, and a sensor. The display panel includes pixels connected between first and second power lines. The power supply applies power voltages to the first and second power lines. The current measurer measures a current applied to the display panel from the power supply through the first and second power lines. The controller outputs a first sensing control signal indicating whether to sense a voltage-current characteristic of the light emitting element of at least one of the pixels based on a measured current. The sensor senses the voltage-current characteristic of the light emitting element in response to the first sensing control signal.Type: ApplicationFiled: February 2, 2024Publication date: May 23, 2024Inventors: Ki Hyun PYUN, Hee Sook PARK
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Patent number: 11981851Abstract: A quantum dot including a core comprising a first semiconductor nanocrystal including a zinc chalcogenide and a semiconductor nanocrystal shell disposed on the surface of the core and comprising zinc, selenium, and sulfur. The quantum dot does not comprise cadmium, emits blue light, and may exhibit a digital diffraction pattern obtained by a Fast Fourier Transform of a transmission electron microscopic image including a (100) facet of a zinc blende structure. In an X-ray diffraction spectrum of the quantum dot, a ratio of a defect peak area with respect to a peak area of a zinc blende crystal structure is less than about 0.8:1. A method of producing the quantum dot, and an electroluminescent device including the quantum dot are also disclosed.Type: GrantFiled: November 11, 2022Date of Patent: May 14, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Kun Su Park, Yuho Won, Jeong Hee Lee, Eun Joo Jang, Hyo Sook Jang, Yong Seok Han, Heejae Chung
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Publication number: 20240153437Abstract: A screen saver controller includes a load calculator for generating load data of each of a plurality of panel blocks included in a display panel based on input image data, a life calculator for generating life data of each of the panel blocks based on a deterioration stress value accumulated in the display panel, a first logic circuit for receiving the load data and the life data, and generating operation data based on the load data and the life data and a second logic circuit for receiving the input image data and the operation data, and generating screen saver data based on the input image data and the operation data. The screen saver controller adjusts a luminance of the display panel based on the screen saver data when operating in a screen saver mode for performing a screen saver operation.Type: ApplicationFiled: January 12, 2024Publication date: May 9, 2024Inventors: HEE SOOK PARK, KI HYUN PYUN
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Patent number: 11972721Abstract: A display device is disclosed that includes pixels, a memory, and a degradation compensator. The pixels include light emitting elements. The memory is operable to store degradation information including degradation degrees of the light emitting elements. The degradation compensator is operable to receive the degradation information and generate output grayscales by changing each of input grayscales of the pixels in proportion to each of the degradation degrees. The degradation compensator includes a degradation information changer for changing the degradation information by decreasing a degradation degree having a variation greater than a threshold value among variations of the degradation degrees.Type: GrantFiled: September 20, 2022Date of Patent: April 30, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jae Hoon Lee, Kyoung Ho Lim, Seung Ho Park, Hee Sook Park, Sang Myeon Han
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Patent number: 11965990Abstract: A lidar sensor device according to an embodiment includes a data generation unit that generates light identification data, an optical modulation unit that generates a plurality of modulated signals for the optical identification data by performing orthogonal frequency division multiplexing (OFDM) modulation on the optical identification data and generates a plurality of laser signals respectively corresponding to the plurality of modulated signals and having different frequencies, and a transmission unit that simultaneously transmits the plurality of laser signals to different measurement points according to the frequencies, respectively.Type: GrantFiled: December 30, 2020Date of Patent: April 23, 2024Assignee: RESEARCH COOPERATION FOUNDATION OF YEUNGNAM UNIVERSITYInventors: Jeong Sook Eom, Gun Zung Kim, Yong Wan Park
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Patent number: 11942016Abstract: A display device includes: a gain provider configured to set a time point elapsed by a set period from a time point at which a first region of an input image is detected as a still region, as a set time, and to gradually decrease a gain value from the set time; and a grayscale converter configured to generate an output image by applying the gain value to the first region and a second region including a peripheral region of the first region among the input image, wherein the gain provider is configured to set the set period differently according to size of grayscale values in the first region.Type: GrantFiled: February 7, 2022Date of Patent: March 26, 2024Assignee: Samsung Display Co., Ltd.Inventors: Hee Sook Park, Ki Hyun Pyun
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Publication number: 20240096258Abstract: A display device includes blocks each including two or more pixels commonly coupled to a first power line, and a first power voltage controller for determining a margin value of a first power voltage supplied to the first power line, based on load values of the blocks. The first power voltage controller determines the load values based on grayscale values of the pixels included in each of the blocks. The magnitude of the first power voltage is determined to become smaller as the margin value becomes larger. The margin value includes a first margin value. The first power voltage controller determines the first margin value according to a degree of distribution of load values of first blocks arranged in a first direction among the blocks.Type: ApplicationFiled: November 29, 2023Publication date: March 21, 2024Inventors: Ki Hyun PYUN, Hee Sook PARK
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Publication number: 20240094591Abstract: An optical path control member according to an embodiment comprises: a first substrate; a first electrode provided on the upper portion of the first substrate; a second substrate provided on the first substrate; a second electrode provided on the lower portion of the second substrate; and an optical conversion unit provided between the first electrode and the second electrode, wherein the optical conversion unit comprises partition wall parts and accommodation parts which are alternately arranged. The accommodation parts have a light transmission rate that varies according to the application of a voltage, and the accommodation parts comprise a plurality of unit accommodation cells spaced apart from each other, and comprises a dispersion and light-absorbing particles which are dispersed in the dispersion.Type: ApplicationFiled: September 21, 2020Publication date: March 21, 2024Inventors: Jong Sik LEE, Byung Sook KIM, Jin Gyeong PARK, In Hae LEE, Young Ju HAN
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Publication number: 20240091235Abstract: The present invention relates to use of a compound of chemical formula 1 or a pharmaceutically acceptable salt thereof as a selective agonist of the melanocortin-4-receptor (MC4R).Type: ApplicationFiled: December 21, 2021Publication date: March 21, 2024Applicant: LG CHEM, LTD.Inventors: Hee Dong PARK, Su Jin YEO, Hyun Seo PARK, Jin Sook PARK, Hye Won AHN
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Patent number: 11935488Abstract: A display device includes a display panel, a power supply a current measurer, a controller, and a sensor. The display panel includes pixels connected between first and second power lines. The power supply applies power voltages to the first and second power lines. The current measurer measures a current applied to the display panel from the power supply through the first and second power lines. The controller outputs a first sensing control signal indicating whether to sense a voltage-current characteristic of the light emitting element of at least one of the pixels based on a measured current. The sensor senses the voltage-current characteristic of the light emitting element in response to the first sensing control signal.Type: GrantFiled: November 2, 2021Date of Patent: March 19, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ki Hyun Pyun, Hee Sook Park
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Patent number: 11935984Abstract: A quantum dot including a core that includes a first semiconductor nanocrystal including zinc and selenium, and optionally sulfur and/or tellurium, and a shell that includes a second semiconductor nanocrystal including zinc, and at least one of sulfur or selenium is disclosed. The quantum dot has an average particle diameter of greater than or equal to about 13 nm, an emission peak wavelength in a range of about 440 nm to about 470 nm, and a full width at half maximum (FWHM) of an emission wavelength of less than about 25 nm. A method for preparing the quantum dot, a quantum dot-polymer composite including the quantum dot, and an electronic device including the quantum dot is also disclosed.Type: GrantFiled: December 14, 2022Date of Patent: March 19, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong Seok Han, Sung Woo Kim, Jin A Kim, Tae Hyung Kim, Kun Su Park, Yuho Won, Jeong Hee Lee, Eun Joo Jang, Hyo Sook Jang
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Publication number: 20240082131Abstract: The present invention relates to a cosmetic composition for improving skin conditions that has an effect of enhancing skin defense, improving skin moisturizing, and strengthening a skin barrier, and has an antimicrobial activity. According to the present invention, production and activities of antimicrobial peptides in keratinocytes may be significantly increased, growth of Staphylococcus may be effectively inhibited, and a synergy effect may be imparted to gene expression of a skin moisturizing factor and an intercellular binding factor, such that a synergistic effect in improving skin conditions may be obtained without side effects.Type: ApplicationFiled: November 17, 2023Publication date: March 14, 2024Inventors: Yoon KIM, Kyung Sook YOO, Bu-Mahn PARK, Yu Ra JUNG, Hye Seong SHIN, A Ju KIM
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Publication number: 20240074466Abstract: The present invention relates to an allulose storage package for increasing storage stability of allulose syrup and a method for increasing the storage stability of allulose.Type: ApplicationFiled: December 30, 2021Publication date: March 7, 2024Inventors: Jae-Kyung YANG, Go-Eun KIM, Ji Won PARK, Chong jin PARK, Jung Sook HAN
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Publication number: 20240076414Abstract: The present invention relates to a dextrin with improved turbidity, and a method for producing same.Type: ApplicationFiled: December 31, 2021Publication date: March 7, 2024Inventors: Ji Won PARK, Min Ji KIH, Go-Eun KIM, ChongJin PARK, Jae-Kyung YANG, HANJung Sook HAN
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Patent number: 11925043Abstract: A quantum dot light-emitting device including first electrode and a second electrode, a quantum dot layer between the first electrode and the second electrode, a first electron transport layer and a second electron layer disposed between the quantum dot layer and the second electrode. The second electron transport layer is disposed between the quantum dot layer and the first electron transport layer, wherein each of the first electron transport layer and the second electron transport layer includes an inorganic material. A lowest unoccupied molecular orbital energy level of the second electron transport layer is shallower than a lowest unoccupied molecular orbital energy level of the first electron transport layer, and a lowest unoccupied molecular orbital energy level of the quantum dot layer is shallower than a lowest unoccupied molecular orbital energy level of the second electron transport layer. An electronic device including the quantum dot light-emitting device.Type: GrantFiled: October 16, 2020Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Moon Gyu Han, Heejae Lee, Eun Joo Jang, Tae Ho Kim, Kun Su Park, Won Sik Yoon, Hyo Sook Jang
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Publication number: 20240067613Abstract: A novel quinazoline compound having SOS1 inhibitory activity and uses of the quinazoline compound are disclosed. More particularly, the present invention relates to a novel quinazoline derivative compound having inhibitory activity on SOS1 binding to RAS family proteins and/or RAC1, to pharmacologically acceptable salts thereof, and to pharmaceutical compositions containing the quinazoline compound. The novel quinazoline compound has the following chemical formula 1: wherein all the variables have meaning as defined in the specification.Type: ApplicationFiled: December 14, 2021Publication date: February 29, 2024Applicant: HANMI PHARMACEUTICAL CO., LTD.Inventors: Jae Yul CHOI, Won Jeoung KIM, Ji Sook KIM, Min Jeong KIM, Won Gi PARK, Young Gil AHN, In Hwan BAE
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Patent number: 11914242Abstract: An optical path control member according to an embodiment comprises: a first substrate; a first electrode disposed on the first substrate; a second substrate disposed on the first substrate; a second electrode disposed under the second substrate; and a photoconversion unit disposed between the first electrode and the second electrode, wherein the second substrate includes at least one hole penetrating the second substrate, and an electrode connection part connected to a side surface of the second electrode is disposed inside the hole.Type: GrantFiled: June 28, 2021Date of Patent: February 27, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Jin Gyeong Park, Chan Mi Ju, Byung Sook Kim