Patents by Inventor Dong-hoon Yoo

Dong-hoon Yoo 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: 20230084504
    Abstract: A multilayer ceramic electronic component includes a ceramic body having a capacitance forming portion in which first and second internal electrodes are alternately laminated with respective dielectric layers interposed therebetween, and first and second external electrodes respectively disposed on surfaces of the ceramic body. The first and second internal electrodes are respectively exposed to surfaces of the ceramic body, and first and second protrusions, each including a carbon compound, are respectively disposed on end portions of the first and second internal electrodes exposed to the surfaces of the ceramic body.
    Type: Application
    Filed: November 10, 2022
    Publication date: March 16, 2023
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyung Duk YUN, Young Hoon SONG, Dong Hwi SHIN, Seon Young YOO, Yu Seop LEE
  • Publication number: 20230085066
    Abstract: The present invention relates to a carbon nanotube dispersion including carbon nanotubes, a polymer dispersant containing an amine, a phenolic compound including two or more aromatic rings, and an aqueous solvent, wherein the polymer dispersant and the phenolic compound including two or more aromatic rings are included in a weight ratio of 100:1 to 100:90, and having low viscosity and a small change of viscosity over time.
    Type: Application
    Filed: November 23, 2022
    Publication date: March 16, 2023
    Inventors: Dong Hyun KIM, Houng Sik YOO, Jin Myung CHA, Gye Min KWON, Hyun Sik CHAE, Dong Hyun CHO, Sang Hoon CHOY, Hyeon CHOI, Hyung Suk CHO
  • Patent number: 11577506
    Abstract: Disclosed are an apparatus and a method for quickly and accurately inspecting a droplet on a substrate. An apparatus for inspecting a droplet on a substrate according to an exemplary embodiment of the present disclosure includes: an ultrasonic sensor configured to apply an ultrasonic wave to a droplet on the substrate and detect an ultrasonic wave reflected from the substrate; and a processor configured to acquire a height of the droplet at each position on the substrate on the basis of a signal of the ultrasonic wave reflected from the droplet on the substrate, calculate a volume of the droplet on the basis of the heights of the droplet at the positions, and store or output data in relation to the volume of the droplet. The embodiment of the present disclosure may calculate the volume of the droplet using the ultrasonic wave, thereby quickly and accurately inspecting the droplet on the substrate.
    Type: Grant
    Filed: September 5, 2021
    Date of Patent: February 14, 2023
    Assignee: SEMES CO., LTD.
    Inventors: Kwang Sup Kim, Dong Ok Ahn, Jong Min Lee, Jun Ho Oh, Ji Hoon Yoo, Young Ho Park
  • Patent number: 11542164
    Abstract: The present invention relates to a carbon nanotube dispersion including carbon nanotubes, a polymer dispersant containing an amine, a phenolic compound including two or more aromatic rings, and an aqueous solvent, wherein the polymer dispersant and the phenolic compound including two or more aromatic rings are included in a weight ratio of 100:1 to 100:90, and having low viscosity and a small change of viscosity over time.
    Type: Grant
    Filed: June 7, 2019
    Date of Patent: January 3, 2023
    Assignee: LG Chem, Ltd.
    Inventors: Dong Hyun Kim, Houng Sik Yoo, Jin Myung Cha, Gye Min Kwon, Hyun Sik Chae, Dong Hyun Cho, Sang Hoon Choy, Hyeon Choi, Hyung Suk Cho
  • Patent number: 11527359
    Abstract: A multilayer ceramic electronic component includes a ceramic body having a capacitance forming portion in which first and second internal electrodes are alternately laminated with respective dielectric layers interposed therebetween, and first and second external electrodes respectively disposed on surfaces of the ceramic body. The first and second internal electrodes are respectively exposed to surfaces of the ceramic body, and first and second protrusions, each including a carbon compound, are respectively disposed on end portions of the first and second internal electrodes exposed to the surfaces of the ceramic body.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: December 13, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Hyung Duk Yun, Young Hoon Song, Dong Hwi Shin, Seon Young Yoo, Yu Seop Lee
  • Publication number: 20220384086
    Abstract: A coil component includes a body having one surface and another surface opposing each other, opposing end surfaces each connecting the one surface and the other surface to each other, and opposing side surfaces each connecting the end surfaces to each other. An internal insulating layer is embedded in the body, and a coil portion is disposed on at least one surface of the internal insulating layer and includes the first and second lead-out portions. The body has a recess disposed in each end surface of the body to expose the first and second lead-out portions. First and second external electrodes each include a connection portion disposed in the recess to be connected to a respective one of the first and second lead-out portions, and each include a pad portion disposed on the one surface of the body. A filling portion fills the recess and covers the connection portion.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 1, 2022
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Mo LIM, Byeong Cheol MOON, Dong Sik YOO, Doo Ho PARK, Tae Jun CHOI, Jeong Hoon RYOU, No Il PARK, Tai Yon CHO
  • Publication number: 20220385461
    Abstract: An encryption key generating method and apparatus based on homomorphic encryption, and a ciphertext operation method and apparatus using the generated encrypt key are disclosed. The method of generating an encryption key for performing encryption based on homomorphic encryption includes receiving data, generating a first encryption key and a second encryption key used for encrypting the data based on a secret key, and transmitting the first and second encryption keys.
    Type: Application
    Filed: May 13, 2022
    Publication date: December 1, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jieun EOM, MAKSIM DERIABIN, Andrey KIM, Yongwoo LEE, Rakyong CHOI, Whan GHANG, DONG-HOON YOO
  • Publication number: 20220376890
    Abstract: Disclosed is a method and apparatus for modulus refresh, where the method for modulus refresh of a ciphertext in homomorphic encryption includes receiving a first ciphertext corresponding to a first modulus, generating a second ciphertext by performing a blind rotation on the first ciphertext, and generating a target ciphertext corresponding to a second modulus greater than the first modulus based on the first ciphertext and the second ciphertext.
    Type: Application
    Filed: February 23, 2022
    Publication date: November 24, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jieun EOM, Andrey KIM, Deriabin MAKSIM, Rakyong CHOI, Whan GHANG, Dong-Hoon YOO, Yongwoo LEE
  • Patent number: 11450263
    Abstract: A method of operating a source driver, a display driving circuit, and a method of operating the display driving circuit are provided. The method of operating the source driver including a receiver, includes determining a parameter value of the receiver for optimizing a receiving of the receiver, through training, and transmitting the parameter value to a timing controller external to the source driver. The method of operating the source driver further includes, based on an abnormal state occurring in the receiving of the receiver, receiving the transmitted parameter value from the timing controller, and optimizing the receiving of the receiver based on the received parameter value.
    Type: Grant
    Filed: December 7, 2020
    Date of Patent: September 20, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-wook Lim, Kwi-sung Yoo, Young-min Choi, Jae-youl Lee, Dong-hoon Baek, Kyong-ho Kim, Eun-young Jin
  • Patent number: 11450474
    Abstract: A coil component includes a body having one surface and another surface opposing each other, opposing end surfaces each connecting the one surface and the other surface to each other, and opposing side surfaces each connecting the end surfaces to each other. An internal insulating layer is embedded in the body, and a coil portion is disposed on at least one surface of the internal insulating layer and includes the first and second lead-out portions. The body has a recess disposed in each end surface of the body to expose the first and second lead-out portions. First and second external electrodes each include a connection portion disposed in the recess to be connected to a respective one of the first and second lead-out portions, and each include a pad portion disposed on the one surface of the body. A filling portion fills the recess and covers the connection portion.
    Type: Grant
    Filed: August 21, 2019
    Date of Patent: September 20, 2022
    Assignee: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Seung Mo Lim, Byeong Cheol Moon, Dong Sik Yoo, Doo Ho Park, Tae Jun Choi, Jeong Hoon Ryou, No Il Park, Tai Yon Cho
  • Patent number: 11425291
    Abstract: A camera module includes: a lens module including a plurality of lenses; a housing accommodating the lens module; a reflection module disposed in front of the lens module; an image sensor module configured to receive light passing through the lens module; and a light blocking portion disposed in the housing and positioned in a space between the lens module and the image sensor module. The light blocking portion includes: a first light blocking plate including a first window having a first opening through which the light is allowed to pass; and a second light blocking plate including a second window having a second opening through which the light is allowed to pass. The first window includes a first inner wall including a first inclined surface, and the second window includes a second inner wall including a second inclined surface.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: August 23, 2022
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Seung Hyeon Jeong, Sung Hoon Kim, Sung Taek Oh, Dong Shin Yang, Ho Sik Yoo
  • Publication number: 20220229233
    Abstract: Disclosed are an optical phased array chip and a method of manufacturing the same. The optical phased array chip includes a plurality of optical switches and a plurality of optical phased arrays implemented on a single integrated circuit, wherein the single integrated circuit includes a silicon substrate, a lower layer formed on an upper portion of the silicon substrate, a silicon layer formed on an upper portion of the lower layer, a first upper layer, a second upper layer and a third upper layer sequentially arranged on the silicon layer, and an electrode that penetrates through the first upper layer while being grounded to the silicon layer and is formed on an upper portion of the first upper layer.
    Type: Application
    Filed: January 14, 2022
    Publication date: July 21, 2022
    Applicants: Korea Advanced Institute of Science and Technology, Gwangju Institute of Science and Technology
    Inventors: Hyo-Hoon Park, Jong-Bum You, Dong-Eun Yoo, Ju-Beom Lee, In Ki Kim, Tae Joon Seok, Geumbong Kang, Hyeonho Yoon, Nam-Hyun Kwon
  • Publication number: 20220182220
    Abstract: A crypto processor, a method of operating a crypto processor, and an electronic device including a crypto processor. A method of operating a crypto processor for performing a polynomial multiplication of lattice-based texts includes transferring coefficients of polynomials for the polynomial multiplication to multipliers, performing multiplications for a portion of the coefficients in parallel using the multipliers, performing an addition for a portion of results of the multiplications using an adder, and determining a result of the polynomial multiplication based on another portion of the results of the multiplications and a result of the addition.
    Type: Application
    Filed: April 19, 2021
    Publication date: June 9, 2022
    Applicant: SAMSUNG ELECTRONICS CO., LTD
    Inventors: Youngsam SHIN, Sunmin KWON, Dong-Hoon YOO
  • Patent number: 11301016
    Abstract: Provided are computing devices, each including a plurality of cores, and methods of allocating power to the plurality of cores. The computing device includes: a control core group including a plurality of control cores, the control core group configured to allocate a power budget to processing cores according to an energy management policy and state information of the processing cores, and transmit the allocated power budget to at least one of a lower control core and the processing cores; and a processing core group including at least one or more of the processing cores, the processing core group configured to perform computations based on the power budget allocated by the control core group, and transmit state information of the processing cores to the control core group, the state information of the processing cores having been modified based on the computations performed.
    Type: Grant
    Filed: July 22, 2019
    Date of Patent: April 12, 2022
    Assignees: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Bernhard Egger, Younghyun Cho, Su-Rim Oh, Dong-hoon Yoo
  • Publication number: 20210409189
    Abstract: A method and device for comparing movement paths based on homomorphic encrypted is disclosed, where a server includes a processor configured to collect first encrypted movement path information of a comparison target encrypted by a common key, receive, from a user device, second encrypted movement path information of a user of the user device encrypted by a private key, compare the first encrypted movement path information and the second encrypted movement path information, decrypt a portion of a result of the comparison by the common key to generate a partially decrypted comparison result, and provide the partially decrypted result of the comparison to the user.
    Type: Application
    Filed: June 8, 2021
    Publication date: December 30, 2021
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Dong-Hoon YOO, Sunmin KWON, Jieun EOM
  • Patent number: 11126535
    Abstract: A computing system is provided. The computing system includes: a memory configured to store a shader program; and a graphics processing unit (GPU) configured to obtain the shader program stored in the memory in a profile mode, the GPU being configured to perform: inserting, into the shader program, one or more monitor associative codes; compiling the shader program, into which the one or more monitor associative codes are inserted, into a language that is capable of being processed by a plurality of cores; and obtaining a runtime performance characteristic of the shader program by executing the compiled shader program and the one or more monitor associative codes.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: September 21, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young-sam Shin, Dong-hoon Yoo, Jeong-joon Yoo
  • Patent number: 11100686
    Abstract: An apparatus configured to render an object including a path includes a storage circuit, an arithmetic circuit configured to determine a direction of a plurality of primitives included in the path based on path data, generate primitive direction information, store the primitive direction information in the storage circuit, and generate a winding number of each of a plurality of pixels using the stored primitive direction information, and a determination circuit configured to determine whether a shading operation is to be performed based on the generated winding number.
    Type: Grant
    Filed: September 19, 2019
    Date of Patent: August 24, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong-joon Yoo, Young-sam Shin, Dong-hoon Yoo
  • Patent number: 11010169
    Abstract: A processor device includes a scheduler and a performance counter. The scheduler schedules commands of a first command set and commands of a second command set for a functional unit. A performance counter counts numbers of times where events of interest respectively occur while the functional unit processes first operations directed by the first command set and second operations directed by the second command set. The commands of the first command set are repeatedly scheduled such that the numbers of times for all the events of interest are counted with regard to the first operations. The commands of the second command set are scheduled after the numbers of times for all the events of interest are counted with regard to the first operations.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: May 18, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Youngsam Shin, Dong-Hoon Yoo, Young-Hwan Heo
  • Patent number: 11003449
    Abstract: A swizzle pattern generator is provided to reduce an overhead due to execution of a swizzle instruction in vector processing. The swizzle pattern generator is configured to provide swizzle patterns with respect to data sets of at least one vector register or vector processing unit. The swizzle pattern generator may be reconfigurable to generate various swizzle patterns for different vector operations.
    Type: Grant
    Filed: January 24, 2019
    Date of Patent: May 11, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Moo-Kyoung Chung, Woong Seo, Ho-Young Kim, Soo-Jung Ryu, Dong-Hoon Yoo, Jin-Seok Lee, Yeon-Gon Cho, Chang-Moo Kim, Seung-Hun Jin
  • Patent number: 10776896
    Abstract: Provided are a graphics processing unit and a graphics processing method for performing path rendering. The graphics processing method may include receiving object information including primitive information regarding the object; generating a primitive mask with respect to respective pixels, the primitive mask corresponding to the primitive information and including a plurality of bits; generating, based on the primitive mask, winding numbers with respect to the respective pixels; and rendering the pixels, based on the winding numbers.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: September 15, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong-joon Yoo, Taek-hyun Kim, Dong-hoon Yoo