Patents by Inventor Kwang Park

Kwang 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: 20210200361
    Abstract: An electroluminescent display device is provided. The device includes a substrate on which a display area displaying an image and a non-display area surrounding the display area are defined. The device includes a thin film transistor and a light-emitting diode disposed in the display area on the substrate and electrically connected to each other. The device further includes an encapsulation part covering the thin film transistor and the light-emitting diode, a touch sensor part on the encapsulation part, and first and second crack stoppers disposed in the non-display area on the substrate. The second crack stopper is disposed between the first crack stopper and the display area. The first crack stopper includes a first pattern that is formed through a same process as an electrode layer of the touch sensor part.
    Type: Application
    Filed: December 22, 2020
    Publication date: July 1, 2021
    Inventors: Heon-Kwang PARK, Soon-Kwang HONG, Mardin KWON
  • Patent number: 11051103
    Abstract: A sound output apparatus, a display apparatus and a method for controlling the same are provided. The sound output apparatus includes a housing; and at least one speaker provided on a side of the housing, wherein the housing includes an accommodation portion provided with an insertion groove to which the at least one speaker is inserted and mounted, wherein the at least one speaker includes a sound generator configured to generate a sound; and a guide tube that has a cross sectional area that changes from a first end of the guide tube to a second end of the guide tube, and wherein the guide tube receives the generated sound via the first end, and the guide tube includes an outer surface having a plurality of radiation apertures arranged in at least one row.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: June 29, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Dong Hyun Jung, Sang Chui Ko, Dong-Kyu Park, Sang Moon Lee, Byeong Geun Cheon, Hae Kwang Park, Young Tae Kim
  • Publication number: 20210191013
    Abstract: Provided is a near-infrared ray absorbing article. A near-infrared ray absorbing article of the present invention is capable of preventing a decrease in visible transmittance and near-infrared absorption due to the interaction between a plurality of organic materials forming light-absorbing layers. In addition, the near-infrared ray absorbing article of the present invention has the advantage of being able to be thinner.
    Type: Application
    Filed: December 1, 2020
    Publication date: June 24, 2021
    Inventors: Sung Hwan MOON, Seung Man HAN, Seon Ho YANG, Tae Kwang PARK, Joon Ho JUNG, Bo Chul KANG, Hee Kyeong KIM, Seong Don HWANG, Seong Yong YOON, Ho Seong NA, Ji Tae KIM
  • Publication number: 20210177097
    Abstract: The present invention relates to an upper for a shoe, including an inner layer; an outer layer overlapping the inner layer at least partially; wherein the outer layer includes a plurality of cuts; wherein the inner layer includes a plurality of protrusions; wherein each cut at least partially overlaps at least one protrusion; wherein each protrusion causes an extension in width of its corresponding cut when the shoe is worn.
    Type: Application
    Filed: December 11, 2020
    Publication date: June 17, 2021
    Inventors: Benjamin Alexander THOMPSETT, Raphael CURET, Ananda ADITYA, Quentin FERRARI, No Kwang PARK
  • Patent number: 10976229
    Abstract: The present invention relates to a method for predicting the break-up possibility of a synthetic resin filament in a melt blowing process from the rheological properties of the synthetic resin. According to the present invention, a method that is capable of predicting the break-up possibility of the synthetic resin filament in the melt blowing process for preparing a filament using the synthetic resin in advance, through the measurement of the rheological properties of the synthetic resin, is provided.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: April 13, 2021
    Inventors: Hyun Sup Lee, Ki Soo Lee, Sang Jin Jeon, Sang Eun An, Myung Han Lee, Hee Kwang Park, Sang Eun Kim, Sang Hoon Lee
  • Patent number: 10972849
    Abstract: An electronic apparatus includes a memory configured to store instructions; and a processor configured to execute the instructions to: separate an input audio signal into a plurality of channel signals; identify a gain corresponding to a feature difference between a first channel signal, from among the plurality of channel signals, and a second channel signal, from among the plurality of channel signals; and adjust relative ratios among a plurality of output signals according to the identified gain to generate an output audio signal in which a sound image is varied.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: April 6, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yoon-jae Lee, Woo-jung Lee, Young-suk Song, Hae-kwang Park
  • Patent number: 10963764
    Abstract: According to another embodiment, a system includes a driver circuit that drives a first output and a second output; a coil coupled between the first output and the second output such that the driver circuit drives current through the coil in response to control signals; and a programmable slew circuit coupled to the driver circuit. In some embodiments, a switch is coupled between the first output and the coil. In some embodiments an over-voltage protection circuit is coupled to protect the driver circuit.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: March 30, 2021
    Assignee: Integrated Device Technology, Inc.
    Inventors: Rui Liu, Tao Qi, Lijie Zhao, Gustavo James Mehas, Tae Kwang Park, Zhitong Guo, Siqiang Fan
  • Patent number: 10957321
    Abstract: An example electronic device is disclosed. The electronic device includes a communication circuit for communicating with a server storing information on a plurality of clips and storing keywords by the plurality of clips; an output device; an input device; and a processor which, when a voice uttered by a user is received via the input device, transmits a clip request signal to the server, based on a keyword included in the received uttered voice and information on content outputted by the output device, and outputs a short clip via the output device, based on information on the short clip received from the server in response to the request signal.
    Type: Grant
    Filed: June 27, 2017
    Date of Patent: March 23, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-suk Song, Han-ki Kim, Dong-hyun Lim, Hae-kwang Park, Jun-ho Sohn, Woo-jung Lee
  • Patent number: 10906998
    Abstract: The polypropylene copolymer according to the present invention has a low melting point and also is excellent in the low temperature heat sealing effect, transparency and strength, and the film prepared therefrom can be effectively used as a sealing layer of the non-stretched polypropylene-based film.
    Type: Grant
    Filed: January 7, 2019
    Date of Patent: February 2, 2021
    Assignee: LG Chem, Ltd.
    Inventors: Kyung Seop Noh, Ji Ho Choi, Churl Young Park, Ki Soo Lee, Sang Jin Jeon, Hee Kwang Park, Won-Sang Lee, Ah Young Seo
  • Patent number: 10848901
    Abstract: A sound output apparatus is provided. The sound output apparatus according to an embodiment includes an inputter, an outputter, a storage configured to store mapping information between a volume level and a dynamic range of the sound output apparatus and a processor configured to obtain a dynamic range corresponding to a volume level currently set to the sound output apparatus based on the mapping information, process a sound signal input through the inputter based on the dynamic range and output the processed sound signal through the outputter.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: November 24, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Anant Baijal, Hyeon-sik Jeong, Sang-mo Son, Byeong-seob Ko, Hae-kwang Park
  • Patent number: 10815322
    Abstract: The present invention relates to a supported metallocene catalyst including a novel single metallocene compound having excellent polymerization activity, and a process for producing a polypropylene having excellent processability and broad molecular weight distribution using the same.
    Type: Grant
    Filed: October 11, 2017
    Date of Patent: October 27, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Jong Woo Park, Hye Kyung Lee, Byung Seok Kim, Sang Jin Jeon, Jae Youp Cheong, Hee Kwang Park
  • Publication number: 20200327947
    Abstract: A memory system includes a memory device including a plurality of memory cells, and a controller configured to access the plurality of memory cells. The controller includes a data read block configured to read first data from one or more pages included in first memory cells, determine a target memory cell subject to a compensation based on the first data, and read second data from one or more pages of second memory cells adjacent to the target memory cell, and an equalizer configured to convert the second data into symbol interfering data, check a probability of the first data from a lookup table according to the symbol interfering data, and determine the compensation on the first data based on the probability.
    Type: Application
    Filed: April 14, 2020
    Publication date: October 15, 2020
    Inventors: Suk Kwang PARK, Jaekyun MOON, Minsu CHOI
  • Publication number: 20200310745
    Abstract: Disclosed is an electronic device. The electronic device comprises: a display; a storage unit for storing an application for integrally controlling a plurality of speakers operating on the basis of different wireless solutions; and a processor for driving the application according to a preset event. The application is capable of providing, through the display, a list containing identification information for the plurality of speakers, and providing, through the display, a UI screen including a function which is commonly provided to the different wireless solutions when one of the plurality of speakers is selected.
    Type: Application
    Filed: October 4, 2018
    Publication date: October 1, 2020
    Inventors: Han-ki KIM, Hae-kwang PARK, Young-suk SONG, Jun-ho SOHN
  • Patent number: 10786165
    Abstract: The present method is a method for executing a computational fluid analysis on a blood flow at a blood vessel region to be analyzed, and displaying the analysis results, comprising the steps of: obtaining, by a computer, a vascular diameter (d) of an inlet and/or outlet of a blood vessel region to be analyzed from medical images which include said blood vessel region; obtaining, by the computer, an estimated flow rate (Q) at the inlet and/or outlet based on the vascular diameter (d); and applying, by the computer, the estimated flow rate (Q) to a blood flow characteristics pattern of said blood vessel region and outputting blood flow characteristics at the inlet and/or outlet of the analysis object site.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: September 29, 2020
    Assignee: EBM CORPORATION
    Inventors: Takanobu Yagi, Young-Kwang Park
  • Publication number: 20200250781
    Abstract: Disclosed is a system for online language education between peers are comprising: a user profile database; a tutor's terminal which transmits or receives a video chat request for a predetermined content or topic to allow a first user to play a role as a tutor for teaching the native language of the first user as a foreign language, receives an acceptance from a second user or gives an acceptance to the second user in response to the video chat request, receives a predetermined cost, and performs a video chat; a tutee's terminal which transmits or receives the video chat request for the content or topic to allow the second user to play a role as a tutee for learning the native language of the first user as a foreign language; and an online foreign language education server which posts the user profile previously stored in the user profile database.
    Type: Application
    Filed: December 8, 2015
    Publication date: August 6, 2020
    Inventors: Sun Woo Choi, Je Kwang Park
  • Publication number: 20200239609
    Abstract: The present invention relates to homopolypropylene resin for non-woven fabric, and according to the present invention, by optimizing tacticity to 80% to 90%, having narrow molecular weight distribution of 2.4 or less, and fulfilling melt index of 20 g/10 min to 30 g/10 min, melting point of 145° C. or less, and residual stress rate of 0.05% or less, thereby optimizing modulus, high strength non-woven fabric that is softer than the existing products, and is not easily torn due to high tenacity, can be prepared.
    Type: Application
    Filed: November 8, 2018
    Publication date: July 30, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Hee Kwang Park, Byung Seok Kim, Kyung Seop Noh, Sang Jin Jeon, Seong Min Chae
  • Publication number: 20200223962
    Abstract: The present disclosure relates to a polypropylene for injection having a high content of ultra-high molecular weight and excellent rigidity, and a method for preparing the same.
    Type: Application
    Filed: November 1, 2018
    Publication date: July 16, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Seok Hwan Kim, Hyunsup Lee, Seong Min Chae, Taejin Kim, Dae Sik Hong, Sang Jin Jeon, Hee Kwang Park
  • Publication number: 20200207968
    Abstract: The present invention relates to a propylene-butene copolymer resin composition used for non-woven fabric, a method of preparing the same, and spunbond non-woven fabric manufactured using the composition, and particularly, by optimizing a content of 1-butene in a metallocene polypropylene resin composition to 0.5 to 5.0 wt %, while simultaneously optimizing both of a melt index and a residual stress ratio of the resin composition, has a merit of having a reduced modulus together with a high conversion rate to manufacture non-woven fabric which is softer than existing products while maintaining high strength.
    Type: Application
    Filed: July 11, 2018
    Publication date: July 2, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Hee Kwang Park, Kyung Seop Noh, Sang Jin Jeon, Hyunsup Lee, In Sun Lee, Jin Hyun Park, Changkwon Chung
  • Patent number: 10699175
    Abstract: According to another embodiment, a system includes a driver circuit that drives a first output and a second output; a coil coupled between the first output and the second output such that the driver circuit drives current through the coil in response to control signals; and a programmable slew circuit coupled to the driver circuit. In some embodiments, a switch is coupled between the first output and the coil. In some embodiments an over-voltage protection circuit is coupled to protect the driver circuit.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: June 30, 2020
    Assignee: Integrated Device Technology, Inc.
    Inventors: Rui Liu, Tao Qi, Lijie Zhao, Gustavo James Mehas, Tae Kwang Park, Zhitong Guo, Siqiang Fan
  • Patent number: 10633467
    Abstract: The present invention provides a method for preparing an olefin polymer which can exhibit excellent isotacticity in a high yield and thus is suitable for use in reinforcing a long fiber, and a long fiber comprising an olefin polymer produced according to the above preparation method. In the preparation method, there can be provided an olefin polymer having excellent isotacticity in a high yield can be obtained by using a supported catalyst in which a transition metal compound having a specific structure is supported on a carrier together with two kinds of cocatalysts. In particular, the supported catalyst can exhibit high activity, excellent process stability and high hydrogen reactivity, thereby providing an olefin polymer having a high flow rate with a regular and excellent morphology. Such olefin polymer exhibits high processability while having excellent mechanical properties such as a tensile strength and a flexural strength, and thus are very useful as long fiber reinforced resins.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: April 28, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Kyung Seop Noh, Ki Soo Lee, Sang Jin Jeon, Sang Eun An, Ji Ho Choi, Jae Youp Cheong, Hee Kwang Park, Sang Hoon Lee