Patents by Inventor Ju Park

Ju 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).

  • Publication number: 20240129725
    Abstract: A service identifying and processing method using a wireless terminal message according to an exemplary embodiment of the present invention includes (a) receiving a wireless terminal message by a first entity which is a mobile device; and (b) expressing, by a first agent which is an information processing application program installed on the first entity, entity information of second entity based on the wireless terminal message and service confirmation information related to service provided by the second entity, through an application screen by the first agent.
    Type: Application
    Filed: December 23, 2021
    Publication date: April 18, 2024
    Applicant: ESTORM CO., LTD.
    Inventors: Jong Hyun WOO, Tae Il LEE, Il Jin JUNG, Hee Jun SHIN, Hyung Seok JANG, Min Jae SON, Sang Heon BAEK, Seo Bin PARK, Hyo Sang KWON, Mi Ju KIM, Jung Hoon SONG, Rakhmanov DILSHOD, Dong Hee KIM, Jeon Gjin KIM
  • Publication number: 20240128502
    Abstract: An embodiment solid electrolyte includes a first compound and a second compound. The first compound is represented by a first chemical formula Li7-aPS6-a(X11-bX2b)a, wherein X1 and X2 are the same or different and each represents F, Cl, Br, or I, and wherein 0<a?2 and 0<b<1, and the second compound is represented by a second chemical formula Li7-cP1-2dMdS6-c-3d(X11-eX2e)c, wherein X1 and X2 are the same or different and each represents F, Cl, Br, or I, wherein M represents Ge, Si, Sn, or any combination thereof, and wherein 0<c?2, 0<d<0.5, and 0<e<1.
    Type: Application
    Filed: August 14, 2023
    Publication date: April 18, 2024
    Inventors: Sa Heum Kim, Yong Jun Jang, Yong Gu Kim, Sung Man Cho, Sun Ho Choi, Seong Hyeon Choi, Kyu Sung Park, Young Gyoon Ryu, Suk Gi Hong, Pil Sang Yun, Myeong Ju Ha, Hyun Beom Kim, Hwi Chul Yang
  • Patent number: 11963394
    Abstract: A display device includes: a substrate; a display element layer disposed on the substrate, where the display element layer includes a light emitting element which emits light; a polarizing film disposed on the display element layer, where the polarizing film includes a first polarizer having a first absorption axis extending to a first direction and a first transmission axis extending to a second direction orthogonal to the first direction; and a first layer disposed on one surface of the polarizing film, where the first layer has a first phase difference. Light emitted from the display element layer has a polarizing axis, and an angle between the polarizing axis and one of the first absorption axis and the first transmission axis is in a range of about 25 degrees to about 65 degrees.
    Type: Grant
    Filed: September 18, 2023
    Date of Patent: April 16, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Hee Young Lee, Eun Mi Seo, Gil Yeong Park, Min Ju Oh
  • Patent number: 11962003
    Abstract: A negative electrode active material for a lithium secondary battery which includes: silicon particles; and a coating layer surrounding respective silicon particles, wherein the silicon particles have a full width at half maximum (FWHM) of peak ranging from 2 to 10 in the particle diameter distribution having an average particle diameter (D50) of 1 ?m to 30 ?m, and the coating layer includes at least one selected from the group consisting of carbon and a polymer. A negative electrode and lithium secondary battery including the negative electrode active material are also disclosed.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: April 16, 2024
    Assignee: LG ENERGY SOLUTION, LTD.
    Inventors: Su-Min Lee, Je-Young Kim, Se-Mi Park, Yong-Ju Lee
  • Publication number: 20240116361
    Abstract: An electronic pedal apparatus includes a pad that rectilinearly moves and rotates along a pad guide while being kept in line contact with the pad guide including a shape of an arc when a driver operates the pad, an acceleration signal or a braking signal for a vehicle is generated by operation of the single pad, and a movement direction of the pad at the time of generating the acceleration signal is different from a movement direction of the pad at the time of generating the braking signal.
    Type: Application
    Filed: March 6, 2023
    Publication date: April 11, 2024
    Applicants: Hyundai Motor Company, Kia Corporation, Dong Hee Industrial Co, Ltd.
    Inventors: Eun Sik KIM, Wi Sang PARK, Jae Hyun CHO, Jung Min LEE, Seong Ju JO
  • Publication number: 20240119949
    Abstract: An encoding/decoding apparatus and method for controlling a channel signal is disclosed, wherein the encoding apparatus may include an encoder to encode an object signal, a channel signal, and rendering information for the channel signal, and a bit stream generator to generate, as a bit stream, the encoded object signal, the encoded channel signal, and the encoded rendering information for the channel signal.
    Type: Application
    Filed: November 30, 2023
    Publication date: April 11, 2024
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jeong Il SEO, Seung Kwon BEACK, Dae Young JANG, Kyeong Ok KANG, Tae Jin PARK, Yong Ju LEE, Keun Woo CHOI, Jin Woong KIM
  • Patent number: 11953930
    Abstract: An embodiment electronic pedal apparatus includes a pedal housing and an accelerator pedal assembly and a brake pedal assembly coupled to the pedal housing and configured to move along different movement trajectories when the accelerator pedal assembly and the brake pedal assembly are operated. In an embodiment, the accelerator pedal assembly is compressed and moved upward when the accelerator pedal assembly is operated, and the brake pedal assembly is compressed and moved downward when the brake pedal assembly is operated.
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: April 9, 2024
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DONG HEE INDUSTRIAL CO., LTD.
    Inventors: Eun Sik Kim, Wi Sang Park, Jae Hyun Cho, Jung Min Lee, Seong Ju Jo
  • Patent number: 11951809
    Abstract: Provided is an air vent for a vehicle, the air vent including a housing having formed therein a flow path in which air flows and a plurality of wing members rotatably engaged to the housing to open and close the flow path and having a gap formed to prevent the plurality of wing members to contact one another when the plurality of wing members rotate in a direction to close the flow path. With such a structure, when the wing member closes a flow path for discharging conditioned air to the interior of the vehicle, the flow path in which the air flows between the wing members through the gap may be changed, thereby minimizing inflow of the air.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: April 9, 2024
    Assignee: ECOPLASTIC CORPORATION
    Inventor: Hae Ju Park
  • Publication number: 20240109789
    Abstract: A positive electrode active material, a method of preparing the same, and a positive electrode and lithium secondary battery including the same are disclosed herein. In some embodiments, a positive electrode active material includes a lithium transition metal oxide which contains 60 mol % or more of nickel based on a total number of moles of transition metals excluding lithium in the lithium transition metal oxide, wherein the oxide is in a form of a secondary particle which is an aggregate of primary particles, wherein the lithium transition metal oxide satisfies Equation 1: 1 ? x y ? 20 Wherein x is a minimum area of a rectangle including all pores having an area greater than 0.002 ?m2 among closed pores distributed in the secondary particle, and y is a total sum of areas of the pores having an area greater than 0.002 ?m2 among the closed pores distributed in the secondary particle.
    Type: Application
    Filed: February 3, 2022
    Publication date: April 4, 2024
    Applicant: LG Chem, Ltd.
    Inventors: Ji Hun Jung, Hyun Ah Park, Eung Ju Lee, Min Hee Son
  • Publication number: 20240105957
    Abstract: A lithium secondary battery which includes an electrode assembly in which a positive electrode plate, a negative electrode plate, and a separator interposed between the positive electrode plate and the negative electrode plate are wound in one direction, a battery can in which the electrode assembly is accommodated, and a sealing body which seals an open end of the battery can. The positive electrode plate includes a positive electrode active material layer that includes a positive electrode active material, a conductive material, and a binder. The positive electrode active material may include a lithium nickel-containing oxide that has at least one of single particles or quasi-single particles, and the conductive material includes a combination of single-walled carbon nanotubes and bundle-type carbon nanotubes.
    Type: Application
    Filed: October 24, 2022
    Publication date: March 28, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Geun Ho PARK, Kwan Hee LEE, Yun Ju LEE, Sung Kwan PARK
  • Publication number: 20240097238
    Abstract: A battery pack is advantageous for effective control and maintenance of thermal events. A battery pack according to one aspect of the present disclosure may include a battery module having one or more battery cells; a fire extinguishing tank holding a fire extinguishing liquid, disposed on top of the battery module and having a through hole formed therein; and a cover member installed in the through hole of the fire extinguishing tank and configured to open or close the through hole according to a change in internal pressure of the fire extinguishing tank.
    Type: Application
    Filed: December 20, 2022
    Publication date: March 21, 2024
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Jong-Kyu AHN, Ki-Youn KIM, Hyeon-Kyu KIM, Jeong-O MUN, Gi-Dong PARK, Young-Won YUN, Seong-Ju LEE, Jae-Ki LEE
  • Publication number: 20240094591
    Abstract: 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: Application
    Filed: September 21, 2020
    Publication date: March 21, 2024
    Inventors: Jong Sik LEE, Byung Sook KIM, Jin Gyeong PARK, In Hae LEE, Young Ju HAN
  • Publication number: 20240096888
    Abstract: A super-steep switching device and an inverter device using the same are disclosed. The super-steep switching device includes a semiconductor channel disposed on a substrate and made of a semiconductor material having impact ionization characteristic; a source electrode and a drain electrode in contact with the semiconductor channel, wherein the source electrode and the drain electrode are disposed on the substrate and are spaced apart from each other; and a gate electrode disposed on the semiconductor channel so as to overlap only a portion of the semiconductor channel, wherein a top surface of the semiconductor channel includes a first area overlapping the gate electrode, and a second area non-overlapping the gate electrode, wherein a ratio of a length of the first area and a length of the second area is in a range of 1:0.1 to 0.4.
    Type: Application
    Filed: September 8, 2022
    Publication date: March 21, 2024
    Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
    Inventors: Hae Ju CHOI, Tae Ho KANG, Chan Woo KANG, Hyeon Je SON, Jin Hong PARK, Sung Joo LEE, Sung Pyo BAEK
  • Publication number: 20240099132
    Abstract: The present invention relates to an organic electroluminescent device comprising at least one light-emitting layer between an anode and a cathode, wherein the light-emitting layer comprises a host and a phosphorescent dopant; the host comprises plural host compounds; at least a first host compound of the plural host compounds has a structure of a nitrogen-containing heterocyclic linker bonded to a nitrogen atom of a carbazole of an indole-carbazole, indene-carbazole, benzofuran-carbazole, or benzothiophene-carbazole residue; and a second host compound has a carbazole-aryl-carbazole or carbazole-carbazole structure. According to the present invention, by using a specific multi-component host different from the conventional organic electroluminescent device, an organic electroluminescent device of significantly improved lifespan is provided.
    Type: Application
    Filed: November 15, 2023
    Publication date: March 21, 2024
    Inventors: Kyoung-Jin PARK, Bitnari KIM, Yoo-Jin DOH, Hyun-Ju KANG, Young-Mook LIM, Su-Hyun LEE, Chi-Sik KIM
  • Patent number: 11935980
    Abstract: A filtering panel includes a molding layer part; a pattern layer part having an incident surface through which light emitted from a light source and viewing light transmitted to an observer enter, and an accommodation surface which is the reverse surface of the incident surface, wherein the molding layer part is stacked on the incident surface so as to be adjacent thereto, and the pattern layer part adjusts the optical paths of the emitted light and the viewing light; and a filtering layer part formed on a lower incident surface of the pattern layer part having the incident surface of the viewing light that enters from a lower region below a horizontal reference line, wherein the reflectivity of the visible light in the viewing light incident on the lower region is made greater than that of an upper region above the reference line by means of mirror reflection.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: March 19, 2024
    Assignees: POSCO CO., LTD, RESEARCH INSTITUTE OF INDUSTRIAL SCIENCE & TECHNOLOGY
    Inventors: Sung-Ju Tark, Kun-Hoon Baek, Jun-Hong Kim, Youn-Joung Choi, Ji-Sang Park
  • Publication number: 20240085777
    Abstract: Provided is a process proximity effect correction method capable of efficiently improving the dispersion of patterns. There is a process proximity effect correction method according to some embodiments, the process proximity effect correction method of a process proximity effect correction device for performing process proximity effect correction (PPC) of a plurality of patterns using a machine learning module executed by a processor, comprising: training a sensitivity model by inputting a layout image of the plurality of patterns and a layout critical dimension (CD) of the plurality of patterns into the machine learning module; estimating an after cleaning inspection critical dimension (ACI-CD) sensitivity prediction value of the plurality of patterns by inferring an ACI-CD prediction value of the plurality of patterns; and determining a correction rate of the layout CD of the plurality of patterns using the estimated sensitivity prediction value.
    Type: Application
    Filed: May 31, 2023
    Publication date: March 14, 2024
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dae Young PARK, Jeong Hoon KO, Seong Ryeol KIM, Young-Gu KIM, Tae Hoon KIM, Hyun Joong KIM, Young Ju LEE
  • Publication number: 20240090324
    Abstract: The present disclosure relates to a plurality of host materials, an organic electroluminescent compound, and an organic electroluminescent device comprising the same. An organic electroluminescent device having improved driving voltage, luminous efficiency, and/or lifespan properties compared to a conventional organic electroluminescent device can be provided by including the specific combination of compounds according to the present disclosure as a plurality of host materials or by including the compound according to the present disclosure.
    Type: Application
    Filed: July 18, 2023
    Publication date: March 14, 2024
    Inventors: Hyo-Jung LEE, Yea-Mi SONG, Hyun-Ju KANG, Mi-Ja LEE, Doo-Hyeon MOON, Kyoung-Jin PARK, Du-Yong PARK, DaiKyu KIM
  • Publication number: 20240083018
    Abstract: An embodiment device includes an input module including a motor configured to generate a rotational force, an output module configured to receive power from the input module to be rotatable, and a connection module having a first side coupled to the input module and a second side, opposite the first side, coupled to the output module, wherein the connection module is configured to transmit the power from the input module to the output module.
    Type: Application
    Filed: February 9, 2023
    Publication date: March 14, 2024
    Inventors: Hyo-Joong Kim, Sang In Park, Ki Hyeon Bae, Ju Young Yoon, Beom Su Kim, Min Woong Jeung, Seong Taek Hwang, Ho Jun Kim, Hyun Seop Lim, Kyu Jung Kim
  • Publication number: 20240086603
    Abstract: A method of reinforcement learning of a neural network device for generating a verification vector for verifying a circuit design comprising a circuit block includes inputting a test vector to the circuit block, generating one or more rewards based on a coverage corresponding to the test vector, the coverage being determined based on a state transition of the circuit block based on the test vector, and applying the one or more rewards to a reinforcement learning.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Applicant: SAMSUNG ELECTRONICS CO, LTD.
    Inventors: In HUH, Jeong-hoon KO, Hyo-jin CHOI, Seung-ju KIM, Chang-wook JEONG, Joon-wan CHAI, Kwang-II PARK, Youn-sik PARK, Hyun-sun PARK, Young-min OH, Jun-haeng LEE, Tae-ho LEE
  • Publication number: 20240090278
    Abstract: The disclosure relates to a display device including an oxide semiconductor pattern. The disclosure provides a driving thin film transistor and a switching thin film transistor using an oxide semiconductor pattern as an active layer. Each of the driving thin film transistor and the switching thin film transistor includes a light shielding pattern. The light shielding pattern includes a semiconductor material layer doped with P-type impurity ions. By virtue of the light shielding pattern including the semiconductor material layer, each of the driving thin film transistor and the switching thin film transistor exhibits an increase in threshold voltage and, as such, freedom of circuit design is secured.
    Type: Application
    Filed: August 28, 2023
    Publication date: March 14, 2024
    Inventors: Sung Ju Choi, Jae Yoon Park, Jung Seok Seo, Seo Yeon Im, Jin Won Jung