Patents by Inventor Hyun Woo Choi

Hyun Woo Choi 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: 11402943
    Abstract: An input sensing unit may include the following elements: a first sensing electrode including first sensors and a first connector coupling the first sensors; a second sensing electrode including second sensors and a second connector coupling the second sensors; a first sensing line including first sensing line parts and a third connector coupling the first sensing line parts; a second sensing line; and an insulating layer including a first insulating side and a second insulating side opposite the first insulating side. The first sensing line parts may overlap the first sensors and may be disposed on the first insulating side. The second sensing line may overlap the second sensors and may be disposed on the first insulating side. The first sensors may be disposed on the second insulating side. The second sensors may be disposed on the second insulating side.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: August 2, 2022
    Inventors: Hyun Wook Cho, Tae Joon Kim, Eun Sol Seo, Eung Kwan Lee, Jae Woo Choi
  • Publication number: 20220231228
    Abstract: The present disclosure relates to an organic electroluminescent device comprising a light-emitting layer and a hole transport zone. By comprising a combination of the specific light-emitting layer and the specific hole transport zone according to the present disclosure, it is possible to produce an organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan characteristics.
    Type: Application
    Filed: October 14, 2021
    Publication date: July 21, 2022
    Inventors: Dong-Hyung LEE, Hyun-Woo KANG, Kyung-Hoon CHOI, Hong-Se OH, So-Mi PARK, Doo-Hyeon MOON, Du-Yong PARK, Hyun-Ju KANG
  • Publication number: 20220215785
    Abstract: Disclosed is an electronic device that includes a display that outputs display data, an antenna arranged on a display area of the display, at least one processor electrically connected to the display, and a memory electrically connected to the processor, where the memory stores instructions that, when executed, cause the processor to correct the display data based on characteristic information of the antenna when a display location of the display data overlaps an arranged location of the antenna when the instructions are executed. In addition, various embodiments that are understood through the present disclosure are possible.
    Type: Application
    Filed: March 17, 2022
    Publication date: July 7, 2022
    Inventors: Jin Woo JUNG, Young Gwon KOO, Dong Ryul SHIN, Ho Saeng KIM, Tae Hwan WI, Jae Bong CHUN, Hyun Suk CHOI
  • Patent number: 11380233
    Abstract: A display device includes: a plurality of pixels connected to scan lines, emission control lines, data lines, and a power line; a scan driver configured to supply a scan signal to the scan lines; and an emission driver configured to supply an emission control signal to the emission control lines, wherein a voltage of a first power supplied to the power line during an inspection period has a pulse form alternating between a first level and a second level that is lower than the first level, and the display device is configured to maintain the voltage of the first power at a third level.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: July 5, 2022
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Young Lee, Yong Bin Kim, Gun Woo Yang, Hyun Young Choi
  • Publication number: 20220210258
    Abstract: A system and a method of managing contact information of a terminal recognized by a vehicle include: a communication unit, which communicates with one or more terminals located in a vehicle and recognizes the terminal, and which receives information stored in the recognized terminal; a connection confirming unit which confirms a function, to which the terminal recognized through the communication unit is connected through communication, among the functions provided by an Audio, Video, and Navigation (AVN) system of the vehicle; a priority calculating unit, which calculates a priority of the terminal with respect to other terminals according to the connection between the terminal confirmed by the connection confirming unit and the function provided by the AVN system and generates priority list information for maintaining contact information stored in the terminal; and a contact information renewing unit, which downloads and stores the contact information stored in the terminal in a linked database according to
    Type: Application
    Filed: August 19, 2021
    Publication date: June 30, 2022
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Hyun-Woo Lee, Seo-Hwan Choi, Seong-Soo Yae, Paul Choo
  • Publication number: 20220163333
    Abstract: An embodiment apparatus for providing a specific notification in a vehicle includes a processor configured to notify a to-do list based on a vehicle characteristic, in link with a to-do list application, and recommend a path based on the to-do list based on a user condition or priority set by a user and used for recommending the path when the recommendation of the path is required in relation to the to-do list, and a memory configured to store data used and an algorithm driven by the processor.
    Type: Application
    Filed: June 21, 2021
    Publication date: May 26, 2022
    Inventor: Hyun Woo Choi
  • Patent number: 11019743
    Abstract: A display device includes: a display panel which is curved and displays an image; a cover window which is disposed on a front surface of the display panel at which the image is displayed; and a cover panel which is curved and disposed on a curved back surface of the display panel opposite to the front surface thereof. The cover panel is defined by a flat cover panel which is curved by attachment thereof to the curved back surface of the display panel, and the flat cover panel which is curved to define the cover panel includes a cutout portion therein recessed from an outer edge of the flat cover panel toward a center of the flat cover panel.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: May 25, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hyun Woo Choi, Jun Ho Kwack, Ji Yun Bang, Jae Young Sim
  • Patent number: 10934404
    Abstract: The present disclosure is an acryl film formed from a main dope solution including an acryl resin shown in the following formula 1 and CSR particles, and peel strength measured in peeling speed of 0.5 mpm is 20 gf/2 inch or less, tear strength is 6 gf or more, has excellent peel strength, thereby visual stain by thickness unevenness is improved, and having excellent tear strength and good brittleness. a and b are an integer and 1 or more. MMA-BMA wherein, MMA is methyl methacrylate unit and BMA is butyl methacrylate unit.
    Type: Grant
    Filed: June 18, 2018
    Date of Patent: March 2, 2021
    Assignee: HYOSUNG CHEMICAL CORPORATION
    Inventors: Young Soo Kim, Kyung Soo Kim, Ho Jun Lee, Hyun Woo Choi, Hyeok Mo Kang, Hyun Suk Chung, Bong Choon Kim, Jong Hyuk Eun
  • Patent number: 10671123
    Abstract: A structure for a display device and a display device are provided. A structure for a display device includes a surface of which at least a portion thereof is not flat, and another surface that is flat. A display device includes: a display panel; and a structure contacting the display panel, and at least some of a first surface of the display panel may have a first curved shape, the structure may have a second surface contacting the first surface of the display panel, at least a portion of the second surface of the structure may have a second curved shape, and the structure may include a third surface that is opposite the second surface and is flat, and a driver is attached and fixed to the flat third surface of the structure.
    Type: Grant
    Filed: July 10, 2018
    Date of Patent: June 2, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Ji Yun Bang, Jun Ho Kwack, Jae Young Sim, Hyun-Woo Choi
  • Patent number: 10608156
    Abstract: The present disclosure discloses a thermoelectric module to which a bonding technique for stably driving the thermoelectric module at high temperatures is applied and a method of manufacturing the thermoelectric module. The thermoelectric module according to the present disclosure includes thermoelectric elements including a thermoelectric semiconductor, an electrode which includes a metal material and is connected between the thermoelectric elements, and a bonding layer which is interposed between the thermoelectric element and the electrode to bond the thermoelectric element with the electrode and includes a metal compound including metals of two or more classes as a sintered body of a paste including metal powders of two or more classes.
    Type: Grant
    Filed: July 21, 2016
    Date of Patent: March 31, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Dae-Ki Lee, Dong-Sik Kim, Ye-Rok Park, Jae-Ki Lee, Byung-Kyu Lim, Hyun-Woo Choi, Cheol-Hee Park, Seung-Hyup Lee
  • Publication number: 20190292339
    Abstract: The present disclosure is an acryl film formed from a main dope solution including an acryl resin shown in the following formula 1 and CSR particles, and peel strength measured in peeling speed of 0.5 mpm is 20 gf/2 inch or less, tear strength is 6 gf or more, has excellent peel strength, thereby visual stain by thickness unevenness is improved, and having excellent tear strength and good brittleness. a and b are an integer and 1 or more. MMA-BMA wherein, MMA is methyl methacrylate unit and BMA is butyl methacrylate unit.
    Type: Application
    Filed: June 18, 2018
    Publication date: September 26, 2019
    Inventors: Young Soo KIM, Kyung Soo KIM, Ho Jun LEE, Hyun Woo CHOI, Hyeok Mo KANG, Hyun Suk CHUNG, Bong Choon KIM, Jong Hyuk EUN
  • Publication number: 20190215976
    Abstract: A display device includes: a display panel which is curved and displays an image; a cover window which is disposed on a front surface of the display panel at which the image is displayed; and a cover panel which is curved and disposed on a curved back surface of the display panel opposite to the front surface thereof. The cover panel is defined by a flat cover panel which is curved by attachment thereof to the curved back surface of the display panel, and the flat cover panel which is curved to define the cover panel includes a cutout portion therein recessed from an outer edge of the flat cover panel toward a center of the flat cover panel.
    Type: Application
    Filed: January 10, 2019
    Publication date: July 11, 2019
    Inventors: Hyun Woo CHOI, Jun Ho KWACK, Ji Yun BANG, Jae Young SIM
  • Publication number: 20190138057
    Abstract: A structure for a display device and a display device are provided. A structure for a display device includes a surface of which at least a portion thereof is not flat, and another surface that is flat. A display device includes: a display panel; and a structure contacting the display panel, and at least some of a first surface of the display panel may have a first curved shape, the structure may have a second surface contacting the first surface of the display panel, at least a portion of the second surface of the structure may have a second curved shape, and the structure may include a third surface that is opposite the second surface and is flat, and a driver is attached and fixed to the flat third surface of the structure.
    Type: Application
    Filed: July 10, 2018
    Publication date: May 9, 2019
    Inventors: Ji Yun Bang, Jun Ho Kwack, Jae Young Sim, Hyun-Woo Choi
  • Publication number: 20180100088
    Abstract: A cover window according to an exemplary embodiment includes: a polymer resin layer; and a film positioned on one surface of the polymer resin layer, wherein the polymer resin layer includes a matrix and particles having a core/shell structure dispersed in the matrix, a core of the particles includes polymethyl methacrylate, and a shell of the particles includes a copolymer of butyl acrylate and styrene.
    Type: Application
    Filed: October 12, 2017
    Publication date: April 12, 2018
    Inventors: Hung Kun AHN, Dong Eun LEE, Ki Tae KIM, Sang Gu KIM, Hyun-Woo CHOI
  • Publication number: 20180033939
    Abstract: Provided are: a compound semiconductor thermoelectric material, having excellent thermoelectric conversion performance by having an excellent power factor and ZT value, and in particular, having excellent thermoelectric conversion performance at a low temperature; a method for manufacturing the same; and a thermoelectric module, a thermoelectric generator, or a thermoelectric cooling device, etc. using the same. The compound semiconductor thermoelectric material according to the present invention comprises: an n-type compound semiconductor matrix; and n-type particles which are dispersed in the matrix, are compound semiconductors which are different from the matrix, and have an average particle size of 1 ?m to 100 ?m.
    Type: Application
    Filed: July 21, 2016
    Publication date: February 1, 2018
    Applicant: LG CHEM, LTD.
    Inventors: O-Jong KWON, Hyun-Woo CHOI, Byung-Kyu LIM, Myung-Jin JUNG, Cheol-Hee PARK
  • Publication number: 20180033938
    Abstract: The present disclosure discloses a thermoelectric module to which a bonding technique for stably driving the thermoelectric module at high temperatures is applied and a method of manufacturing the thermoelectric module. The thermoelectric module according to the present disclosure includes thermoelectric elements including a thermoelectric semiconductor, an electrode which includes a metal material and is connected between the thermoelectric elements, and a bonding layer which is interposed between the thermoelectric element and the electrode to bond the thermoelectric element with the electrode and includes a metal compound including metals of two or more classes as a sintered body of a paste including metal powders of two or more classes.
    Type: Application
    Filed: July 21, 2016
    Publication date: February 1, 2018
    Inventors: Dae-Ki LEE, Dong-Sik KIM, Ye-Rok PARK, Jae-Ki LEE, Byung-Kyu LIM, Hyun-Woo CHOI, Cheol-Hee PARK, Seung-Hyup LEE
  • Patent number: 9490413
    Abstract: Disclosed is a new compound semiconductor material which may be used for thermoelectric material or the like, and its applications. The compound semiconductor may be represented by Chemical Formula 1 below: Chemical Formula 1 <Chemical Formula 1> Bi2TexSea-xInyMz where, in Chemical Formula 1, M is at least one selected from the group consisting of Cu, Fe, Co, Ag and Ni, 2.5<x<3.0, 3.0?a<3.5, 0<y and 0?z.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: November 8, 2016
    Assignee: LG CHEM, LTD.
    Inventors: Hyun-Woo Choi, Byung-Kyu Lim, Tae-Hoon Kim, Cheol-Hee Park, Eun-Ah You, O-Jong Kwon
  • Patent number: D770475
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: November 1, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Woo Choi, Jong-Il Jeong, Sook-Kyung Lee, Ji-Hye Myung, Bong-Hee Han
  • Patent number: D771073
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: November 8, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Woo Choi, Jong-Il Jeong, Ji-Hye Myung, Bong-Hee Han
  • Patent number: D771074
    Type: Grant
    Filed: May 12, 2015
    Date of Patent: November 8, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Woo Choi, Jong-Il Jeong, Sook-Kyung Lee, Ji-Hye Myung, Bong-Hee Han