Patents by Inventor Chan Lee

Chan 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: 11374582
    Abstract: A semiconductor device includes a clock generator which receives an input clock and generates an output clock, a reference voltage generator which receives the input clock or the output clock, generates a sub-reference voltage in accordance with a frequency of the input clock or a frequency of the output clock, and generates a reference voltage using the sub-reference voltage and a preset error voltage, and a clock detector which receives the output clock, generates a first output voltage in accordance with the output clock, and compares the generated first output voltage with the reference voltage to output an error signal based on the output clock, wherein the preset error voltage is set in accordance with a degree of preset error of the output clock.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: June 28, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Kwang Lee, Ho Jun Yu, Kwang Chan Lee
  • Publication number: 20220199870
    Abstract: A display device includes a substrate; a first electrode and a second electrode disposed in an emission area and a sub-region and spaced apart from each other in a first direction; a first insulating layer disposed on the first electrode and the second electrode; light emitting elements disposed on the first insulating layer in the emission area, and including ends disposed on the first and second electrodes, respectively; and a second insulating layer disposed on the first insulating layer. The second insulating layer includes a fixing pattern; a support pattern portion; and a connection portion electrically connecting the fixing pattern and the support pattern portion, and the fixing pattern includes a first region that contacts an outer surface of the light emitting elements and a second region that does not contact the outer surface of the light emitting elements.
    Type: Application
    Filed: September 15, 2021
    Publication date: June 23, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Hyun KIM, Jeong Su PARK, Myeong Hun SONG, Sang Hoon LEE, Jong Chan LEE
  • Patent number: 11364092
    Abstract: The present invention relates to a fixing piece firing device for a dental membrane, the device being capable of firing the fixing piece to fix the dental membrane that covers a graft site after bone graft during implant surgery, and of facilitating access into an oral cavity due to a tip part with a curved front end, thus enabling a quick and easy procedure without using a typical dental drill.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: June 21, 2022
    Assignee: MCTBIO CO., LTD.
    Inventors: Sung Youn Kim, Jong Chan Lee
  • Publication number: 20220190071
    Abstract: A display device includes a plurality of outer banks extending in a first direction and are spaced from one another in a second direction that intersects the first direction, first and second bank parts spaced from the plurality of outer banks in the second direction between the outer banks, and spaced from each other in the first direction, first and second inner banks extending in the first direction between the plurality of outer banks, the first and second inner banks being spaced from each other in the second direction, first and second electrodes on the first and second inner banks, respectively, and spaced from each other in the second direction, light-emitting elements having first end portions on one of the first and second electrodes, the light-emitting elements being arranged along the first direction, and a first insulating layer including a first pattern portion between the first and second inner banks.
    Type: Application
    Filed: November 4, 2021
    Publication date: June 16, 2022
    Inventors: Sung Geun BAE, Jang Soon PARK, Jeong Hyun LEE, Jong Chan LEE, Da Sol JEONG, Won Hyeong HEO
  • Publication number: 20220187872
    Abstract: A display device includes a display panel; a first digitizer layer disposed on the display panel; a second digitizer layer disposed on the display panel and separated from the first digitizer layer; a first plate member disposed on the first digitizer layer; and a second plate member disposed on the second digitizer layer, wherein each of the first plate member and the second plate member includes a plurality of plate portions and one or more hinge portions configured to rotatably connect the plurality of plate portions to each other.
    Type: Application
    Filed: September 24, 2021
    Publication date: June 16, 2022
    Inventors: Dong Woo Seo, So Jeong La, Dong Jin Park, Jai Ku Shin, Seok Chan Lee, Sung Chul Choi, Ji Hye Shin
  • Publication number: 20220187584
    Abstract: The present invention is directed toward a system and method for STED nanography, which reduces background noise. To remove background noise from a STED image, the polarization of the STED beam is altered from that used to obtain the original image. A polarized image is obtained. This polarized image can then be subtracted from the original image to remove noise inherent to the image.
    Type: Application
    Filed: March 26, 2020
    Publication date: June 16, 2022
    Inventors: Taekjip Ha, Jong-Chan Lee, Ye Ma
  • Publication number: 20220190400
    Abstract: A secondary battery includes: an electrode assembly; a sheet-type exterior configured to accommodate the electrode assembly; and a plurality of temperature sensing parts provided adjacent to the exterior to sense a temperature of a plurality of areas, respectively, of the exterior, wherein at least one of the plurality of temperature sensing parts includes: a positive temperature coefficient (PTC) element; and a negative temperature coefficient (NTC) element.
    Type: Application
    Filed: December 10, 2019
    Publication date: June 16, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventor: Jae Chan Lee
  • Patent number: 11362153
    Abstract: A display device includes: a substrate including a display area including a plurality of first pixels and a sensor area including a plurality of second pixels and a plurality of transmission portions, a plurality of first counter electrodes disposed corresponding to the plurality of first pixels, respectively, a plurality of second counter electrodes disposed corresponding to the plurality of second pixels, respectively, and a spacer disposed to overlap at least a portion of a boundary region between a transmission portion of the plurality of transmission portions and a second counter electrode of the plurality of second counter electrodes, which are adjacent to each other.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: June 14, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Joo Hee Jeon, Gun Hee Kim, Sang Hoon Kim, Seung Chan Lee
  • Publication number: 20220181521
    Abstract: A display device includes a first electrode disposed on a substrate, a first insulating film disposed on the first electrode and having a first opening formed, a second insulating film disposed on the first insulating film and having a second opening, and a contact electrode electrically contacting at least a portion of the first electrode through the first opening and the second opening, wherein a side surface of the first insulating film defines the first opening, and the second insulating film overlaps the side surface of the first insulating film such that the contact electrode and the first insulating film are not in contact with each other.
    Type: Application
    Filed: August 31, 2021
    Publication date: June 9, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Seung Jin CHU, Je Min LEE, Hyun KIM, Myeong Hun SONG, Jong Chan LEE, Woong Hee JEONG
  • Publication number: 20220181593
    Abstract: A display device includes a display panel including an antireflection layer on a light emitting element layer which includes a first pixel defining layer in which an opening defining a light emitting area of a first pixel is defined, and a second pixel defining layer in which an opening defining a light emitting area of a second pixel is defined. The antireflection layer includes first and second light blocking layers respectively overlapping the first and second pixel defining layers, and includes a first gap defined by a length of a predetermined direction from an edge of the opening to an edge of an opening of the first light blocking layer, and a second gap defined by a length from an edge of the opening to an edge of an opening of the second light blocking layer in the predetermined direction. The first gap is less than the second gap.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 9, 2022
    Inventors: Sun Ho KIM, Sun Hee LEE, Gun Hee KIM, Tae Hoon YANG, Seung Chan LEE, Joo Hee JEON
  • Patent number: 11355064
    Abstract: A pixel circuit includes an OLED, a first transistor including a gate electrode connected to a first node and an electrode connected to a third node, a capacitor including a first electrode for receiving a power supply voltage and a second electrode connected to the first node, a third transistor including a gate electrode for receiving a first gate signal, a first electrode connected to the first node, and a second electrode connected to the third node, a fourth transistor including a gate electrode for receiving a second gate signal, a first electrode connected to the first node, and a second electrode and a second gate electrode for receiving a first initialization voltage, and a seventh transistor including a gate electrode for receiving a third gate signal, a first electrode for receiving a second initialization voltage, and a second electrode connected to an anode electrode of the OLED.
    Type: Grant
    Filed: June 28, 2019
    Date of Patent: June 7, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Joo-Hee Jeon, Gun-Hee Kim, Ju-Won Yoon, Seung-Chan Lee, Sang-Ho Park, Joo-Sun Yoon
  • Publication number: 20220174786
    Abstract: A heater assembly includes a housing having an accommodation space therein and having a cooling gas inlet communicating with the accommodation space, a heater coupled to the housing, and a porous block disposed in the accommodation space.
    Type: Application
    Filed: November 21, 2021
    Publication date: June 2, 2022
    Applicant: SEMES CO., LTD.
    Inventors: Soon Hyun KIM, Byung Geun KIM, Byoung Chan LEE
  • Patent number: 11348803
    Abstract: A method may include forming a plasma of a fluorine-containing precursor and contacting a semiconductor substrate with plasma effluents. The semiconductor substrate may include a layer of a first silicon-containing material having a first germanium content formed over the semiconductor substrate, and alternating layers of a second silicon-containing material and a third silicon-containing material over the layer of the first silicon-containing material. The third silicon-containing material may have a second germanium content. The method may further include laterally recessing the third silicon-containing material relative to the first and second silicon-containing materials. The method may further include depositing a spacer material adjacent to the third silicon-containing material relative to the first and second silicon-containing materials. The method may also include etching the first silicon-containing material relative to the second silicon-containing material and the spacer material.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: May 31, 2022
    Assignee: Applied Materials, Inc.
    Inventor: Byeong Chan Lee
  • Publication number: 20220161187
    Abstract: The present invention relates to a smart dehumidification apparatus and dehumidification method of a flow rate-dependent switching method.
    Type: Application
    Filed: March 23, 2020
    Publication date: May 26, 2022
    Applicant: KD ENS CO., LTD.
    Inventor: Jong Chan LEE
  • Publication number: 20220165215
    Abstract: A display device includes: a display panel including a first area and a second area, wherein the first area includes first sub-pixels, and the second area includes second sub-pixels; and a power supply unit that generates a first driving voltage and a second driving voltage greater than the first driving voltage to supply the first and second driving voltages to the display panel. The first sub-pixels receive the first driving voltage, and the second sub-pixels receive the first driving voltage or the second driving voltage.
    Type: Application
    Filed: January 3, 2022
    Publication date: May 26, 2022
    Inventors: Seung Chan LEE, Dong Hyun KIM, Hyeong Seok KIM, Young Wan SEO
  • Patent number: 11341878
    Abstract: A method of testing a display panel including a pixel coupled to first, second, and third power lines, a data line, scan lines, an emission control line, and a test line, the method includes: applying a first power supply voltage to the first power line; applying a test voltage having a turn-on voltage level to the second power line; applying a scan signal having a turn-on voltage level sequentially to the scan lines and an emission control signal having a turn-on voltage level to the emission control line; applying a gate signal to the test line to turn on a test transistor coupled between two electrode of a light emitting element included in the pixel; measuring a sensing voltage output through the data line; and determining whether the pixel is defective, based on a voltage level of the measured sensing voltage.
    Type: Grant
    Filed: March 17, 2020
    Date of Patent: May 24, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Joon Kim, Jun Ki Jeong, Kyung Hoon Chung, Kyung Bae Kim, Seung Chan Lee, Chong Chul Chai
  • Publication number: 20220149080
    Abstract: A display device includes a display area and a non-display area; and a pad portion disposed in the non-display area, wherein the pad portion includes a first conductive layer; a second conductive layer that partially overlaps the first conductive layer in a direction perpendicular to a surface of the substrate; a first insulation film disposed between the first conductive layer and the second conductive layer; a second insulation film that is disposed on the first conductive layer and the second conductive layer and includes an opening overlapping the first conductive layer and the second conductive layer; and a third conductive layer disposed on the second insulation film.
    Type: Application
    Filed: November 4, 2021
    Publication date: May 12, 2022
    Inventors: Seung Chan LEE, Hong Am KIM, Jin-Whan JUNG, Young Min CHO, Ju Yeon KIM, Beom Soo PARK
  • Publication number: 20220144167
    Abstract: A lighting system using fluid for a vehicle includes: a first flow path configured in an interior part of the vehicle, and receiving fluid stored in the vehicle and guiding a flow of fluid; a lighting part disposed inside the vehicle to radiate light toward the first flow path; and a controller for receiving state information of the vehicle, and providing the state information of the vehicle to a passenger by controlling the flow of fluid flowing through the first flow path or the lighting part according to the state information.
    Type: Application
    Filed: June 3, 2021
    Publication date: May 12, 2022
    Inventors: Sang Shin Lee, Yun Jee Lee, Han Na Cho, Ji Hyun Song, Kyung Chan Lee
  • Publication number: 20220140194
    Abstract: A display device includes a first electrode group including a plurality of electrodes, a second electrode group spaced apart from the first electrode group in the first direction and including a plurality of electrodes, light-emitting elements disposed on the electrodes spaced apart from one another in the second direction and having a shape extended in the second direction, and connection electrodes. The connection electrodes includes a first connection electrode, a second connection electrode, a third connection electrode, a fourth connection electrode, and the fifth connection electrode, the first connection electrode is spaced apart from a part of the fourth connection electrode disposed on the second electrode group in the first direction, and the second connection electrode is spaced apart from another part of the fourth connection electrode disposed on the first electrode group in the first direction.
    Type: Application
    Filed: August 9, 2021
    Publication date: May 5, 2022
    Applicant: Samsung Display Co., LTD.
    Inventors: Myeong Hun SONG, Jong Hwan CHA, Ki Nyeng KANG, Hee Jung YOON, Sung Jin LEE, Jong Chan LEE, Tae Hee LEE, Kyung Ah CHOI, Seung Jin CHU
  • Publication number: 20220131217
    Abstract: Various embodiments of the present invention relate to a secondary battery and a manufacturing method therefor, and the objective of the present invention is to provide a secondary battery having improved safety and a manufacturing method therefor, the secondary battery preventing an electrode assembly from moving inside a laminate exterior material during a drop shock and/or collision, thereby suppressing a voltage drop, a heating phenomenon, and/or ignition and the like caused by a small short between a cathode plate and an anode plate.
    Type: Application
    Filed: September 27, 2018
    Publication date: April 28, 2022
    Inventors: Ki Jun KIM, Hei Chan AN, Hyun Seok JEONG, Seong Jin JO, Sang Hyun KIM, Seung Chan LEE