Patents by Inventor Ji-Won Lee

Ji-Won 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).

  • Patent number: 11393631
    Abstract: An electronic component includes a capacitor body having first to sixth surfaces, the capacitor body including a plurality of dielectric layers stacked in a first direction connecting the fifth and sixth surfaces and first and second internal electrodes alternately disposed with the dielectric layer interposed therebetween; first and second external electrodes disposed on the first surface of the capacitor body, to be spaced apart from each other in a second direction connecting the third and fourth surfaces; and first and second metal frames connected to the first and second external electrodes, respectively. The first internal electrode includes a first lead portion exposed through the first surface of the capacitor body and connected to the first external electrode. The second internal electrode includes a second lead portion exposed through the first surface of the capacitor body and connected to the second external electrode.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: July 19, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Je Jung Kim, Su Kyoung Cha, Ji Won Lee, Seung Ryeol Lee
  • Publication number: 20220224183
    Abstract: A split-core assembly and a stator including the split-core assembly are provided. A split-core assembly according to an embodiment of the present disclosure includes a split core, a bobbin, a coil, and a terminal holder. The terminal holder has an insulating protrusion, and when two split-core assemblies are coupled to each other, the insulating protrusion of any one terminal holder overlaps the other terminal holder. Accordingly, it is possible to prevent a gap between the split-core assemblies and it is possible to provide a stator in which a split core and a conductive plate are separated.
    Type: Application
    Filed: May 21, 2019
    Publication date: July 14, 2022
    Inventors: Ji Won LEE, Ji Seong PARK, Jin Su OH, Hyoung Gun LEE
  • Publication number: 20220221721
    Abstract: A display device includes a display unit including a first surface through which light is emitted, a second surface opposite to the first surface, and a plurality of transmissive regions which transmits infrared light incident on the first surface; a first lens and a second lens disposed on the first surface of the display unit, where a plurality of channels, through which the light emitted from the first surface of the display unit passes, is defined in the first lens and the second lens; a plurality of infrared light sources disposed on the first surface of the display unit, where the plurality of infrared light sources emits infrared light; and a plurality of infrared cameras disposed on the second surface of the display unit to overlap the transmissive regions.
    Type: Application
    Filed: November 16, 2021
    Publication date: July 14, 2022
    Inventors: Sang Ho KIM, Soo Min BAEK, Ji Won LEE, Cheon Myeong LEE, Ju Hwa HA
  • Patent number: 11387044
    Abstract: A multilayer ceramic capacitor includes a ceramic body including a dielectric layer and first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween, and first and second external electrodes disposed outside of the ceramic body and connected to the first and second internal electrodes, respectively. The ceramic body includes an active portion including of the first and second internal electrodes disposed to oppose each other with the dielectric layer interposed therebetween to form capacitance, and a cover portion disposed in upper and lower portions of the active portion. The cover portion has a larger number of pores than the dielectric layer of the active portion, and the cover portion includes a ceramic-polymer composite filled with a polymer in the pores of the cover portion.
    Type: Grant
    Filed: March 12, 2020
    Date of Patent: July 12, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ji Won Lee, Jun Ho Yun, Seung Ryeol Lee
  • Publication number: 20220189423
    Abstract: The present disclosure relates to a liquid crystal display drive device and a method of driving the same. An image processor of a liquid crystal display device may generate second pixel data by applying a first gain, determined according to a brightness level of each LED element, to first pixel data of each subpixel, may calculate a second gain by using a differential value obtained by differentiating the brightness level of each LED element for a location of each subpixel, and a weight and a compensation coefficient determined according to the brightness level of each LED element, generate third pixel data by applying the second gain to the second pixel data, and output the third pixel data.
    Type: Application
    Filed: December 14, 2021
    Publication date: June 16, 2022
    Inventors: Do Hoon LEE, Hyun Kyu JEON, Ji Won LEE, Chan Yung KIM
  • Patent number: 11361904
    Abstract: A multilayer electronic component includes a body, a protrusion disposed on at least one surface of the body, and an external electrode having an electrode layer disposed on a side surface of the body and extending to be in contact with a side surface of the protrusion and a conductive resin layer disposed on the electrode layer and extending to cover a portion of the protrusion.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: June 14, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Je Jung Kim, Seung Ryeol Lee, Ji Won Lee
  • Patent number: 11361718
    Abstract: An image processing device reduces power consumption of a backlight by lowering a dimming value through brightness distribution for pixels. The image data processing device includes: an image analyzing circuit configured to analyze original image data on a video image divided into a plurality of regions and calculate a representative brightness value for each region; a dimming value calculating circuit configured to calculate a dimming value for each region in order to adjust the brightness of a backlight according to the representative brightness value; a pixel analyzing circuit configured to analyze brightness distribution for a plurality of pixels in each region; a dimming control circuit configured to re-adjust the dimming value for one region according to the brightness distribution; and a dimming output circuit configured to output, to a backlight driving device, a dimming control signal for driving the backlight according to the dimming value.
    Type: Grant
    Filed: December 15, 2020
    Date of Patent: June 14, 2022
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Ji Won Lee, Jung Eun Baek, Xin Cui, Do Hoon Lee
  • Publication number: 20220180788
    Abstract: A Mura compensation data generation apparatus for compensating for Mura, and a Mura compensation apparatus of a display using Mura compensation data. The Mura compensation data generation apparatus includes an image representative value generation circuit configured to generate a representative value representing an entire gray of an image; a difference value extraction circuit configured to extract difference values between the representative value and gray values for a plurality of preset positions on the image; a distribution range determination circuit configured to determine a distribution range of the difference values by checking a maximum value and a minimum value of the difference values; and a Mura compensation data generation circuit configured to generate Mura compensation data having a preset number of bits corresponding to the difference values.
    Type: Application
    Filed: December 7, 2021
    Publication date: June 9, 2022
    Applicant: LX Semicon Co., Ltd.
    Inventors: Do Yeon KIM, Jun Young PARK, Min Ji LEE, Gang Won LEE, Young Kyun KIM, Ji Won LEE
  • Publication number: 20220172664
    Abstract: A data processing circuit according to an embodiment may include a reception circuit configured to receive image data including grayscale values associated with pixels disposed in a display panel. The data processing circuit may include a compensation circuit configured to calculate a final compensation value by multiplying a representative compensation value of each area and a global gain, and to produce converted image data. The data processing circuit may include a memory storing a representative compensation value associated with a grayscale value of each area of the display panel, and may include a transmission circuit configured to transmit the converted image data to a data driving circuit.
    Type: Application
    Filed: November 29, 2021
    Publication date: June 2, 2022
    Inventors: Jun Young Park, Do Yeon Kim, Min Ji Lee, Gang Won Lee, Young Kyun Kim, Ji Won Lee
  • Publication number: 20220165233
    Abstract: The present disclosure relates to a tuning method and apparatus for a color gamut mapping device, in which a tuning time is shortened by automatically setting and changing parameters of a register when tuning the color gamut mapping device. A tuning method of a color gamut mapping device according to an aspect includes an initial setting operation of setting, by a test device, initial parameters in a register of a color gamut mapping device, a measuring operation of measuring, by a measuring device, chromaticity for each of a plurality of color images which are supplied from the test device and displayed on a panel of a display device through the color gamut mapping device, an automatic tuning operation of changing, by the test device, saturation parameters and hue parameters of a plurality of hue axes of the color gamut mapping device by using a result measured from the measuring device.
    Type: Application
    Filed: November 17, 2021
    Publication date: May 26, 2022
    Inventors: Hyun Kyu JEON, Ji Won Lee, Ji Min Lee, Ji Hong Yuk, Chang Young Bae, Seul Gi Lee
  • Publication number: 20220162519
    Abstract: The present disclosure provides a fragrant material composition and cosmetic composition comprising Rosmarinus officinalis essential oil and Torreya nucifera leaf essential oil as active ingredients, wherein the Rosmarinus officinalis essential oil contains ?-pinene and verbenone, and the fragrant material composition and cosmetic composition can be variously used in such fields as beauty and cosmetics by having effects of helping in stress relief and calming, tension relief, emotional stability, and mind and body stability.
    Type: Application
    Filed: May 29, 2020
    Publication date: May 26, 2022
    Inventors: Min Jeong Kim, JI Young Moon, Jeong Mi Kim, Byoung Kwon Park, A Reum Kim, Jin Hee Shin, Ji Won Lee, Jin Oh Park
  • Publication number: 20220163500
    Abstract: The present disclosure relates to a marker for identifying Korean ginseng cultivars and a method of identifying Korean ginseng cultivars using the same. Specifically, the present disclosure provides a marker for identification of Korean ginseng cultivars, which is obtained by identifying and separating an active ingredient, which is contained only in Korean ginseng cultivars, among non-saponin components. In addition, the present disclosure makes it possible to determine whether a product sold as Korean ginseng is Korean ginseng by separating and purifying the active ingredient without using a conventional molecular biological method.
    Type: Application
    Filed: November 19, 2021
    Publication date: May 26, 2022
    Inventors: Ji Won LEE, Sung Su KIM, Jun Kee HONG, Ji Won MOON
  • Publication number: 20220165232
    Abstract: The disclosure relates to a color gamut mapping device that allows a gamma characteristic for each color to be tuned to match a target gamma curve through color gamut mapping, a tuning method thereof, and an image processor including the same. The color gamut mapping device controls a hue and saturation of an image signal to match a target color gamut using a hue parameter assigned to each of a plurality of hue axes and a saturation parameter assigned to correspond to each of a plurality of saturation control areas of each hue axis, and the color gamut mapping device changes the saturation of the image signal by changing the saturation parameter which is assigned to each hue axis and corresponds to the uppermost saturation control area so that a gamma characteristic for each color of the image signal is changed to match a target gamma curve for each color.
    Type: Application
    Filed: November 17, 2021
    Publication date: May 26, 2022
    Inventors: Hyun Kyu JEON, Ji Won LEE, Ji Hong YUK, Chang Young BAE, Seul Gi LEE
  • Publication number: 20220165201
    Abstract: Provided is a technology for resolving a mura phenomenon in a display panel to which gamma is applied, in which demura compensation values are generated in a log domain to improve a problem of nonlinearity due to gamma
    Type: Application
    Filed: November 19, 2021
    Publication date: May 26, 2022
    Inventors: Jun Young Park, Do Yeon Kim, Min Ji Lee, Gang Won Lee, Young Kyun Kim, Ji Won Lee
  • Publication number: 20220151061
    Abstract: A flexible printed circuit board includes: a base film; a first circuit pattern disposed on an upper surface of the base film; a second circuit pattern disposed on a lower surface of the base film; and a boundary reinforcing pattern expanding the first circuit pattern in a width direction of the first circuit pattern based on a virtual boundary along which the first circuit pattern and the second circuit pattern meet each other in an overlay of the first circuit pattern and the second circuit pattern.
    Type: Application
    Filed: February 25, 2021
    Publication date: May 12, 2022
    Inventors: Ji Won Lee, Kwang Youl Pyo, Chul Hyun Kim
  • Publication number: 20220143120
    Abstract: The present disclosure relates to a method for extracting caffeic acid and rosmarinic acid from Rosmarinus officinalis L., and more particularly, to a method for extracting caffeic acid and rosmarinic acid from Rosmarinus officinalis L., the method comprising the steps of: (S1) preparing an extraction apparatus including an extractor for passing a solution contained in a main body unit through a filtration membrane to obtain a filtered solution, and dropping the filtered solution to the lower outside through a dropping unit connected to a lower portion of the main body unit, and a receiver located in the lower part of the extractor to collect the filtered solution that is dropped from the dropping unit; (S2) putting dried Rosmarinus officinalis L. into the main body unit, and adding a solvent to the main body unit to immerse the dried Rosmarinus officinalis L. at room temperature; and (S3) dropping a solution in which the dried Rosmarinus officinalis L.
    Type: Application
    Filed: August 10, 2020
    Publication date: May 12, 2022
    Inventors: Byoung Kwon Park, Jeong Mi Kim, Ji Young Moon, Min Jeong Kim, Mi So Moon, jin Oh Park, Ji Won Lee
  • Publication number: 20220139336
    Abstract: In a case when a camera is disposed under a display panel, a bounded part between a camera area and a surrounding area may have a brightness difference due to a difference in pixel disposition density. The present disclosure allows minimizing such a boundary effect by compensating for greyscale values of pixels in the bounded part.
    Type: Application
    Filed: October 26, 2021
    Publication date: May 5, 2022
    Inventors: Hyun Kyu Jeon, Ji Won Lee, Ji Hong Yuk, Jun Hun Park, Xin Cui
  • Publication number: 20220139342
    Abstract: The present disclosure relates to a color gamut mapping method and a color gamut mapping device. A color gamut mapping method may include converting, by a color space converter, first three-color signals into a first luminance component and a pair of first chrominance components and outputting the first luminance component and the pair of first chrominance components, controlling, by a saturation controller, a saturation of the first chrominance component for each control area using a saturation gain of the saturation controller and outputting a second chrominance component, controlling, by a hue controller, a hue of the second chrominance component for each control area and outputting a third chrominance component, interpolating, by an overall controller, a set value of a luminance gain using grayscale differences between the first three-color signals, outputting a second luminance component by controlling first luminance component using the interpolated luminance gain.
    Type: Application
    Filed: November 3, 2021
    Publication date: May 5, 2022
    Inventors: Hyun Kyu JEON, Ji Won Lee, Ji Hong Yuk, Chang Young Bae, Seul Gi Lee
  • Publication number: 20220139343
    Abstract: The present disclosure relates to a color gamut mapping method and a color gamut mapping device that allow precise color gamut tuning to be efficiently performed, and a display device including the same. A color gamut mapping method according to an aspect includes converting, by a color space converter, a first color signal of an input image into a first luminance component and a pair of first chrominance components, controlling, by a saturation controller, a saturation of the first chrominance component for each control area using a saturation gain and outputting a second chrominance component, controlling, by a hue controller, a hue of the second chrominance component for each control area and outputting a third chrominance component, entirely controlling, by an overall controller, a saturation and a hue of the third chrominance component using overall saturation gains and overall hue gains and outputting a fourth chrominance component, and inversely converting.
    Type: Application
    Filed: November 3, 2021
    Publication date: May 5, 2022
    Inventors: Hyun Kyu Jeon, Ji Won Lee, Ji Hong Yuk, Chang Young Bae, Seul Gi Lee
  • Publication number: 20220122295
    Abstract: The present disclosure discloses an apparatus and method for compressing coefficient values of a compensation equation for compensating for a defect in an image and a circuit for compensating for display data using compression values compressed by the apparatus and method. The apparatus for compressing coefficient values of a compensation equation includes a coefficient value provision unit configured to provide coefficient values of a coefficient of a compensation equation for compensating for a defect in an image and location information for each pixel and a coefficient value compression unit configured to provide a first compression bitmap and a second compression bitmap by sequentially performing first compression and second compression on the coefficient value.
    Type: Application
    Filed: October 20, 2021
    Publication date: April 21, 2022
    Applicant: LX Semicon Co., Ltd.
    Inventors: Jun Young PARK, Min Ji LEE, Ji Won LEE, Suk Ju KANG, Joo Sung CHOI