Patents by Inventor Ji Youn

Ji Youn 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).

  • DEPOSITION APPARATUS INCLUDING UPPER SHOWER HEAD AND LOWER SHOWER HEAD
    Publication number: 20190148211
    Abstract: A deposition apparatus for depositing a material on a wafer, the apparatus including a lower shower head; an upper shower head disposed on the lower shower head, the upper shower head facing the lower shower head; and a support structure between the upper shower head and the lower shower head, the wafer being supportable by the support structure, wherein the upper shower head includes upper holes for providing an upper gas onto the wafer, the lower shower head includes lower holes for providing a lower gas onto the wafer, the support structure includes a ring body surrounding the wafer; a plurality of ring support shafts between the ring body and the lower shower head; and a plurality of wafer supports extending inwardly from a lower region of the ring body to support the wafer, and the plurality of wafer supports are spaced apart from one another.
    Type: Application
    Filed: May 31, 2018
    Publication date: May 16, 2019
    Inventors: Ji Youn SEO, Byung Sun PARK, Sung Jin PARK, Ji Woon IM, Hyun Seok LIM, Byung Ho CHUN, Yu Seon KANG, Hyuk Ho KWON, Tae Yong EOM, Dae Hun CHOI, Dong Hyeop HA
  • DEPOSITION APPARATUS INCLUDING UPPER SHOWER HEAD AND LOWER SHOWER HEAD
    Publication number: 20190145001
    Abstract: A deposition apparatus includes an upper shower head and a lower shower head within a process chamber, the upper shower head and the lower shower head facing each other, a support structure between the upper shower head and the lower shower head, the support structure being connected to the lower shower head to support a wafer, and a plasma process region between the wafer supported by the support structure and the lower shower head, wherein the lower shower head includes lower holes to jet a lower gas in a direction of the wafer, wherein the upper shower head includes upper holes to jet an upper gas in a direction of the wafer, and wherein the support structure includes through opening portions to discharge a portion of the lower gas jetted through the lower holes to a space between the support structure and the upper shower head.
    Type: Application
    Filed: May 24, 2018
    Publication date: May 16, 2019
    Inventors: Byung Sun PARK, Ji Youn SEO, Ji Woon IM, Hyun Seok LIM, Byung Ho CHUN, Yu Seon KANG, Hyuk Ho KWON, Sung Jin PARK, Tae Yong EOM, Dong Hyeop HA
  • CLOCK CONTROL IN SEMICONDUCTOR SYSTEM
    Publication number: 20190115904
    Abstract: Clock generation and control in a semiconductor system having process, voltage and temperature (PVT) variation. A semiconductor device may include at least first and second ring oscillators, each disposed at locations respectively closest to first and second logic circuits of an operation circuit, and generating first and second oscillating signals. A detecting circuit is configured to perform a predetermined logic operation on the first oscillating signal and the second oscillating signal to generate a first clock signal. A calibration circuit is configured to receive the first clock signal from the detecting circuit and perform a delay control on each of the first ring oscillator and the second ring oscillator to generate a second clock signal for operating the operation circuit.
    Type: Application
    Filed: May 24, 2018
    Publication date: April 18, 2019
    Inventors: YONG HWAN KIM, Wook Kim, Ji Youn Kim
  • Method of generating quality affecting factor for semiconductor manufacturing process and generating system for the same
    Patent number: 10254333
    Abstract: A quality affecting factor generation method for a semiconductor manufacturing process is provided. The method includes receiving data of a customer evaluation result obtained by a real use of shipped semiconductor products, preprocessing the data of the customer evaluation result, determining critical quality factors that affect a quality of the semiconductor products by applying a statistical model to the preprocessed data of the customer evaluation result; and determining a semiconductor product to be shipped to a customer company as a good product and a failed product using the determined critical quality factors and generating quality affecting factors of the semiconductor products to be managed to improve yield in a semiconductor manufacturing process.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: April 9, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: SeungLi Kim, Bokyoung Kang, Ji-Youn Kwon, Gilhan Kim, Chanhun Park, Byonghun Cho, SeHoon Kim
  • Electronic device and method for controlling electronic device thereof
    Patent number: 10235036
    Abstract: An electronic device and a controlling method thereof are provided. The method of controlling an electronic device includes acquiring user information, determining a plurality of categories regarding a music content to be included in a playlist based on the acquired user information, and providing a playlist including a plurality of music contents based on the determined plurality of categories.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: March 19, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Ji-youn Han, Ji-gwang Kim, Joon-Soo Kim, Ji-min Hong
  • Organic light-emitting device
    Patent number: 10224487
    Abstract: An organic light-emitting device includes an emission layer including a dopant comprising a first compound represented by Formula 1 and a host comprising a second compound represented by Formula 100 wherein in Formulae 1 and 100, X1, X11, R1, R2, R4, R51 to R60, L, a, n and m are the same as defined in the present application.
    Type: Grant
    Filed: May 8, 2014
    Date of Patent: March 5, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jong-Won Choi, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, Wha-Il Choi, So-Yeon Kim, Ji-Youn Lee
  • DISPLAY DEVICE FOR VISUALIZING CONTENTS AS THE DISPLAY IS ROTATED AND CONTROL METHOD THEREOF
    Publication number: 20190050964
    Abstract: A display device and a controlling method thereof are provided. The display device includes: displaying a plurality of objects on a rotatable display of the display device; based on an event occurring, rotating the rotatable display in a first direction; and based on the rotatable display being rotated in the first direction, rotating and displaying constituent elements included in the plurality of objects in a second direction, which is opposite to the first direction, while maintaining an arrangement of the plurality of objects.
    Type: Application
    Filed: August 10, 2018
    Publication date: February 14, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sung-hyun JANG, Min-sun PARK, Ji-hye LIM, Ji-Youn HAN, Soo-hyun WHANG
  • DISPLAY APPARATUS AND METHOD FOR CONTROLLING DISPLAY APPARATUS
    Publication number: 20190012129
    Abstract: A display apparatus and a method for controlling the display apparatus are provided. The display apparatus a display having a first screen ratio and a processor configured to, in response to an image having a second screen ratio different from the first screen ratio being input, control the display to display the image at the second screen ratio, and in response to a predefined user command being input while the image is displayed in the second screen ratio, detect an object included in the image and control the display to display a partial area of the image, where the detected object is located at a center, at the first screen ratio.
    Type: Application
    Filed: May 24, 2018
    Publication date: January 10, 2019
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Ji-youn HAN, Min-sun Park, Sung-hyun Jang
  • MOLTEN LITHIUM-SULFUR BATTERY WITH SOLID ELECTROLYTE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20190006720
    Abstract: This invention relates to a lithium-sulfur battery and a method of manufacturing the same, and more particularly, to a molten salt-based lithium-sulfur battery and a method of manufacturing the same, in which a metal foam including lithium or a lithium alloy, as an anode active material, and sulfur or metal sulfide, as a cathode active material, is used as a support and a current collector, and a solid-state electrolyte is used to thus improve energy density and power output characteristics.
    Type: Application
    Filed: August 17, 2017
    Publication date: January 3, 2019
    Inventors: Hae-Won CHEONG, Chae-Nam IM, Ji-Youn KIM, Sung-Ho KANG, Jang-Hyeon CHO
  • OPTICAL FILM
    Publication number: 20180321431
    Abstract: The present application relates to an optical film and a use of the optical film, and can provide an optical film exhibiting selective transmission and blocking characteristics according to viewing angles, and such an optical film can be usefully used as a security film for a display device such as LCD, a smart window, sunglasses and the like.
    Type: Application
    Filed: October 5, 2016
    Publication date: November 8, 2018
    Applicant: LG Chem, Ltd.
    Inventors: Sin Young KIM, Sergey BELYAEV, Ji Youn LEE, Moon Soo PARK
  • Guest-host type liquid crystal composition
    Patent number: 10088614
    Abstract: The present application relates to a liquid crystal composition, a polarizing element and a use of the polarizing element. Since the polarizing element may be prepared by a simple coating process, the guest host type liquid crystal composition of the present application allows not only for reducing the manufacturing cost and lightweight thinning of the polarizing element, but also for manufacturing the polarizing element showing an excellent heat resistant stability without changes of absorption spectrum to transmission spectrum even in a severe condition such as high temperature environment. Such a polarizing element can be applied to various display devices such as liquid crystal display devices, EL display devices, field emission display devices, display devices using electronic papers, projection display devices or piezoelectric ceramic display devices.
    Type: Grant
    Filed: July 4, 2016
    Date of Patent: October 2, 2018
    Assignee: LG CHEM, LTD.
    Inventors: Ji Youn Lee, Sin Young Kim, Moon Soo Park, Dae Hee Lee
  • Friction coefficient measuring method of surface of specimen
    Patent number: 10088408
    Abstract: A method of measuring a friction coefficient of a surface of a specimen includes: obtaining surface information of the specimen by using an atomic force microscope (AFM); calculating data of a friction coefficient of the surface of the specimen by using the surface information of the specimen; and mapping the data of the friction coefficient of the specimen to an image. The method of measuring a friction coefficient of a surface of a specimen may prevent a probe part of an atomic force microscope from being worn out and secure high reliability of the friction coefficient value by correcting the atomic force microscope using a specimen to be actually measured and measuring a fiction coefficient at the same time.
    Type: Grant
    Filed: November 18, 2015
    Date of Patent: October 2, 2018
    Assignees: Hyundai Motor Company, Pusan National University Industry—University Cooperation
    Inventors: Jung Yeon Park, Woong Pyo Hong, Ji Youn Seo, Bo Kyung Kim, In Woong Lyo, Kwang Hoon Choi, Doo In Kim, Sung Mo Park, Myung Yung Jeong
  • MAGNETIC NANOSTRUCTURE FOR DETECTING AND ISOLATING CELL-FREE DNA COMPRISING CATIONIC POLYMER AND MAGNETIC-NANOPARTICLE-CONTAINING CONDUCTIVE POLYMER
    Publication number: 20180179515
    Abstract: Provided is a magnetic nanostructure for detecting and isolating cell-free DNA (cfDNA) that including a cationic polymer and a magnetic-nanoparticle-containing conductive polymer. The magnetic nanostructure for detecting and isolating cfDNA according to the subject matter can significantly improve detection and extraction efficiencies of DNA present in a urine, CSF, blood plasma, or blood sample, and exhibits an enhanced sensitivity. Therefore, it is expected that the magnetic nanostructure for detecting and isolating cfDNA according to the subject matter will be used for extracting DNA for use in a genetic mutation diagnosis service as well as for an early cancer diagnosis and cancer treatment.
    Type: Application
    Filed: April 4, 2017
    Publication date: June 28, 2018
    Applicant: NATIONAL CANCER CENTER
    Inventors: Youngnam CHO, Eun Sook LEE, HyungJae LEE, Ji-Youn HAN, Sang-Hyun HWANG
  • Organometallic compound and organic light-emitting device including the same
    Patent number: 9997728
    Abstract: An organometallic compound may be represented by one selected from the group of Formulae 5 to 8:
    Type: Grant
    Filed: June 16, 2016
    Date of Patent: June 12, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong-Won Choi, Yoon-Hyun Kwak, Bum-Woo Park, Sun-Young Lee, Wha-Il Choi, So-Yeon Kim, Ji-Youn Lee
  • QUICK CONNECTOR
    Publication number: 20180119859
    Abstract: A quick connector is provided. The quick connector is configured to be coupled to a locking ring provided around an outer peripheral surface of a tube, through which fluid flows in or out. The quick connector includes a main body, which accommodates the tube therein and includes locking members, formed to be locked by the locking ring and being bent toward the locking ring, and a mounting guide coupled to the outer peripheral surface of the main body and accommodating the locking members therein. The mounting guide is configured to slide along the longitudinal axis of the main body so as to enable the locking members to be locked around the locking ring or to be released from the locked state.
    Type: Application
    Filed: September 27, 2017
    Publication date: May 3, 2018
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Seung Yeub Lee, Hee Jin Jung, Young Gun Cho, Se Jin Han, Jin Ha Jeong, Jeong Woo Kang, So Hyun Park, Ji Youn Han
  • Methods of Diagnosing Post-Operative Complications Using Serum Nitric Oxide Levels
    Publication number: 20180113112
    Abstract: Disclosed herein are methods of using serum nitric oxide levels to diagnose subjects as having or likely to develop a post-operative complication.
    Type: Application
    Filed: April 8, 2016
    Publication date: April 26, 2018
    Inventors: Hua Cai, Kimberly Howard-Quijano, Aman Mahajan, Ji Youn Youn
  • Method and apparatus for establishing communication between terminals
    Patent number: 9942729
    Abstract: Provided is a method of establishing communication between a plurality of terminals by a first client terminal of the plurality of terminals, the method including: receiving an initiation signaling message comprising a communication initiation tag and a terminal list of terminals from a host terminal of the plurality of terminals; determining whether to establish communication with the host terminal, based on a communication state of the first client terminal; generating connection information indicating whether to establish communication with the host terminal; determining a second client terminal of the plurality of terminals as a next priority terminal based on the terminal list of terminals; and transmitting the connection information and a trigger signaling message comprising a communication extension tag to the second client terminal.
    Type: Grant
    Filed: August 1, 2014
    Date of Patent: April 10, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Bae-eun Jung, Ji-youn Jung
  • DISPLAY APPARATUS AND CONTROLLING METHOD THEREOF
    Publication number: 20180091772
    Abstract: A display apparatus is disclosed. The display apparatus may include a display configured to operate as at least one of a screen and a mirror, a photographing unit configured to generate a photographed image in which a subject present in a display direction of the display is photographed, and a processor configured to control the display in order for a first area of the display operate as a screen displaying part of the photographed image and a second area other than the first area to operate as a mirror.
    Type: Application
    Filed: March 6, 2017
    Publication date: March 29, 2018
    Inventors: Ji-youn HAN, Sung-hyun JANG
  • ELECTRONIC APPARATUS AND CONTROLLING METHOD THEREOF
    Publication number: 20180088751
    Abstract: An electronic apparatus and a controlling method are provided. The controlling method of an electronic apparatus includes displaying a content list including a plurality of display items corresponding to a plurality of contents, acquiring category information of a content corresponding to a first display item in response to sensing a first user interaction corresponding to a first display item from among the plurality of display items, displaying a plurality of category items representing the acquired category information around the first display item, and reproducing a content having category information corresponding to at least one of a plurality of selected category items in response to sensing a second user interaction of selecting at least the at least one of the plurality of category items.
    Type: Application
    Filed: July 17, 2017
    Publication date: March 29, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Ji-youn HAN
  • Heterocyclic compounds and organic light-emitting devices including the same
    Patent number: 9893301
    Abstract: Heterocyclic compounds, synthetic methods for preparing the same, and organic light-emitting display devices comprising the same are described. The subject heterocyclic compounds may comprise an aromatic ring or a heteroaromatic ring fused with a carbazole, dibenzothiophene, or dibenzofurane derivative, the compounds featuring rigid backbone structures with high glass transition temperatures and high melting points. The subject heterocyclic compounds may exhibit high electrical stability, improved charge transport ability, high heat resistance and improved light-emitting properties when used in organic light-emitting devices. Organic light-emitting display devices prepared according to the present invention exhibit lower driving voltages, increased luminescent efficiencies and longer lifetimes.
    Type: Grant
    Filed: June 17, 2013
    Date of Patent: February 13, 2018
    Assignee: Samsung Display Co., Ltd.
    Inventors: Bum-Woo Park, Yoon-Hyun Kwak, Sun-Young Lee, Jong-Won Choi, Wha-Il Choi, So-Yeon Kim, Ji-Youn Lee, Jin-Young Yun