Patents by Inventor Yun Jeong Kim

Yun Jeong Kim 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: 20240160574
    Abstract: A computer system may include a processor; a first memory device; a second memory device; a cache memory including a plurality of cache entries and a cache controller. The cache controller is configured to manage a source indicating whether a caching data is provided from the first memory device or the second memory device, and determine a cache entry to be evicted from the cache entries based on a cache miss ratio of request data by the source which the request data is read when the request data of the processor do not exist in the cache memory and a cache occupancy ratio by the source.
    Type: Application
    Filed: May 4, 2023
    Publication date: May 16, 2024
    Inventors: Yun Jeong MUN, Rak Kie KIM, Ho Kyoon LEE
  • Publication number: 20240130109
    Abstract: A semiconductor device includes: a semiconductor device, comprising: a bit line structure including a bit line contact plug, a bit line, and a bit line hard mask that are sequentially stacked over a substrate; a storage node contact plug that is spaced apart from the bit line structure; a conformal spacer that is positioned between the bit line and the storage node contact plug and includes a low-k material; and a seed liner that is positioned between the conformal spacer and the bit line and thinner than the conformal spacer.
    Type: Application
    Filed: December 15, 2023
    Publication date: April 18, 2024
    Inventors: Beom Ho MUN, Eun Jeong KIM, Jong Kook PARK, Seung Mi LEE, Ji Won CHOI, Kyoung Tak KIM, Yun Hyuck JI
  • Publication number: 20240107639
    Abstract: An embodiment of the present disclosure provides a thermal processing apparatus and an operation method thereof capable of controlling a heat distribution of a substrate at a low cost in a thermal processing process using a microwave. According to the present disclosure, a thermal processing apparatus includes a chamber that forms a thermal processing space of a substrate, a substrate support unit that is located at a lower portion of the thermal processing space and supports the substrate, and a microwave unit that is located at an upper portion of the thermal processing space and forms an electromagnetic field by the microwave in the thermal processing space.
    Type: Application
    Filed: May 31, 2023
    Publication date: March 28, 2024
    Applicant: SEMES CO., LTD.
    Inventors: Han Lim KANG, Yoon Seok CHOI, Yun Sang KIM, Hyun Woo JO, Sang Jeong LEE
  • Patent number: 11943490
    Abstract: The method comprises registering at least one of an internet protocol (IP) address and a media access control (MAC) address of the security devices, generating a plurality of public key and private key pairs, encrypting and storing private keys comprised in the plurality of public key and private key pairs using a master key provided from a master key management unit, selecting any one of a plurality of public key and private key pairs when the access of the security device is approved and providing a certificate comprising the selected public key to the security device, receiving a symmetric key encrypted with the public key of the certificate from the security device, and decrypting the private key using the master key provided from the master key management unit.
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: March 26, 2024
    Assignee: DUDU Information Technologies, Inc.
    Inventors: Young Sun Park, Su Man Nam, Jin Woo Lee, Jun Geol Kim, Yun Seong Kim, Yoon Jeong Kim
  • Patent number: 11920025
    Abstract: Provided are a display device including a resin containing a repeating unit represented by chemical formula (1), a resin composition comprising the resin, and a pixel separation unit formed of the resin composition, in which the display device is a display device including a first electrode formed on a substrate, a pixel separation unit formed on the first electrode to partially expose the first electrode, and a second electrode installed to face the first electrode, and the pixel separation unit has an absorbance of 0.5/?m or more at a wavelength of 550 nm.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: March 5, 2024
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Changmin Lee, Yun Jong Ko, Jun Bae, Jun Ki Kim, Hyunsang Cho, Seo Jeong Jeon, Soung Yun Mun
  • Patent number: 11749075
    Abstract: Provided is a telehaptic device which includes a piezoelectric sensor module and a piezoelectric actuator module that are spaced apart from each other, wherein the piezoelectric sensor module includes a first flexible substrate, a first support substrate connected to the first flexible substrate, a piezoelectric sensor array on the first flexible substrate, and a first wireless communication circuit on the first support substrate, the piezoelectric actuator module includes a second flexible substrate, a second support substrate connected to the second flexible substrate, a piezoelectric actuator array on the second flexible substrate, and a second wireless communication circuit on the second support substrate, the piezoelectric sensor array includes piezoelectric sensors, the piezoelectric sensors being spaced apart according to a first pitch, the piezoelectric actuator array includes piezoelectric actuators, the piezoelectric actuators being spaced apart according to a second pitch, the first pitch and the s
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: September 5, 2023
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hanbit Jin, Yun-Jeong Kim, Hye Jin Kim, Wooseup Youm, Chan-Hwa Hong
  • Publication number: 20230176652
    Abstract: Provided is a haptic waveform storage system including a sensor configured to measure a target object to generate a sensing signal including tactile texture information, a waveform extraction unit configured to extract a basic frequency and an envelope from the sensing signal and generate haptic waveform information including information about the basic frequency and the envelope, and a library storage unit configured to store the haptic waveform information.
    Type: Application
    Filed: October 27, 2022
    Publication date: June 8, 2023
    Inventors: WOOSEUP YOUM, Hye Jin KIM, YuLim MIN, Yun-Jeong KIM, HANBIT JIN, Chan-Hwa HONG
  • Publication number: 20230169228
    Abstract: Provided is a traffic simulation for controlling a motion of an object, such as a vehicle, a pedestrian moving on a road or a pavement, in a driving simulation, an autonomous driving simulation, or the like. A traffic simulation method according to an embodiment of the present disclosure includes the steps of: importing a new moving object into a simulation environment of a simulator; retrieving data of a moving path and a start point of the moving object which is created based on a function, among pre-stored data; calculating 3D coordinates regarding a position of the moving object; moving the moving object along the moving path in the simulation environment, based on the calculated 3D coordinates; and calculating a next position of the moving object. Accordingly, a motion of an object within a simulator may be precisely created and reliability of validation regarding an operation of an algorithm mounted in an autonomous driving vehicle may be enhanced.
    Type: Application
    Filed: November 25, 2020
    Publication date: June 1, 2023
    Applicant: Korea Electronics Technology Institute
    Inventors: Seon Young LEE, Kyoung Won MIN, Haeng Seon SON, Young Bo SHIM, Yun Jeong KIM
  • Publication number: 20230146555
    Abstract: Disclosed is an electronic device for monitoring a voice and laryngeal disorders, which includes a substrate, a first pressure sensor array disposed along a first direction on the substrate and including a plurality of first pressure sensors each extending in a second direction different from the first direction, and at least one second pressure sensor extending in the first direction on the substrate and disposed to be spaced apart from the first pressure sensor array in the second direction. The voice and laryngeal disorder of a user equipped with the electronic device according to the present disclosure may be simultaneously monitored.
    Type: Application
    Filed: September 1, 2022
    Publication date: May 11, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Chan-Hwa HONG, Hye Jin KIM, Saerom SEO, Wooseup YOUM, Yun-Jeong KIM, Hanbit JIN
  • Patent number: 11533003
    Abstract: The present disclosure relates to a piezoelectric device, and more particularly, to a piezoelectric device including: a piezoelectric actuator; a displacement transmission structure disposed on the piezoelectric actuator; and a displacement amplification structure disposed between the piezoelectric actuator and the displacement transmission structure. Here, the displacement amplification structure includes: a first displacement amplification structure and a second displacement amplification structure, which cross each other; and a fixing pin that passes through the first displacement amplification structure and the second displacement amplification structure to connect the first displacement amplification structure and the second displacement amplification structure. Also, each of one end of the first displacement amplification structure and one end of the second displacement amplification structure may be fixed on the piezoelectric actuator.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: December 20, 2022
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hanbit Jin, Hye Jin Kim, Yun-Jeong Kim, YuLim Min, Wooseup Youm, JoonMin Lee, Chan-Hwa Hong
  • Patent number: 11509996
    Abstract: The present disclosure relates to a device for playing an acoustic sound and a touch sensation, and more particularly, to a device for emitting a sound to a front surface of a speaker and playing a touch sensation feedback to a rear surface of the speaker through a driving modulation using two or more speakers while simultaneously concentrating an acoustic pressure generated according to a vibration of a membrane of the speaker to a surface of a module through a movement pipe when an audio signal is applied.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: November 22, 2022
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Hye Jin Kim, JoonMin Lee, Yun-Jeong Kim, YuLim Min, Wooseup Youm, Hanbit Jin, Chan-Hwa Hong
  • Patent number: 11487348
    Abstract: Provided is a pixel circuit. The pixel circuit includes a conversion element forming a voltage of an input level at a first node, a first transistor adjusting the voltage of the first node to a first level in response to a first signal received at a first time interval, a first capacitive element forming a voltage at a second node based on the voltage of the first node, a second transistor adjusting a level of the voltage of the second node to a second level in response to the first signal, a third transistor forming a voltage at a third node, a fourth transistor outputting a current in response to a second signal received in a second time interval, and a. fifth transistor adjusting the voltage of the third node to a third level in response to a third signal received in a third time interval.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: November 1, 2022
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Chunwon Byun, Young-deuk Jeon, Chi-Sun Hwang, Chan-mo Kang, Yun-Jeong Kim, Hye Jin Kim, Seongdeok Ahn, Jeong Ik Lee, Seong Hyun Kim, Bock Soon Na
  • Publication number: 20220327897
    Abstract: Provided is a telehaptic device which includes a piezoelectric sensor module and a piezoelectric actuator module that are spaced apart from each other, wherein the piezoelectric sensor module includes a first flexible substrate, a first support substrate connected to the first flexible substrate, a piezoelectric sensor array on the first flexible substrate, and a first wireless communication circuit on the first support substrate, the piezoelectric actuator module includes a second flexible substrate, a second support substrate connected to the second flexible substrate, a piezoelectric actuator array on the second flexible substrate, and a second wireless communication circuit on the second support substrate, the piezoelectric sensor array includes piezoelectric sensors, the piezoelectric sensors being spaced apart according to a first pitch, the piezoelectric actuator array includes piezoelectric actuators, the piezoelectric actuators being spaced apart according to a second pitch, the first pitch and the s
    Type: Application
    Filed: October 28, 2021
    Publication date: October 13, 2022
    Inventors: HANBIT JIN, Yun-Jeong KIM, Hye Jin KIM, WOOSEUP YOUM, Chan-Hwa HONG
  • Publication number: 20220014841
    Abstract: The present disclosure relates to a device for playing an acoustic sound and a touch sensation, and more particularly, to a device for emitting a sound to a front surface of a speaker and playing a touch sensation feedback to a rear surface of the speaker through a driving modulation using two or more speakers while simultaneously concentrating an acoustic pressure generated according to a vibration of a membrane of the speaker to a surface of a module through a movement pipe when an audio signal is applied.
    Type: Application
    Filed: May 24, 2021
    Publication date: January 13, 2022
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hye Jin KIM, JoonMin LEE, Yun-Jeong KIM, YuLim MIN, WOOSEUP YOUM, HANBIT JIN, Chan-Hwa HONG
  • Publication number: 20210384848
    Abstract: The present disclosure relates to a piezoelectric device, and more particularly, to a piezoelectric device including: a piezoelectric actuator; a displacement transmission structure disposed on the piezoelectric actuator; and a displacement amplification structure disposed between the piezoelectric actuator and the displacement transmission structure. Here, the displacement amplification structure includes: a first displacement amplification structure and a second displacement amplification structure, which cross each other; and a fixing pin that passes through the first displacement amplification structure and the second displacement amplification structure to connect the first displacement amplification structure and the second displacement amplification structure. Also, each of one end of the first displacement amplification structure and one end of the second displacement amplification structure may be fixed on the piezoelectric actuator.
    Type: Application
    Filed: April 22, 2021
    Publication date: December 9, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: HANBIT JIN, Hye Jin KIM, Yun-Jeong KIM, YuLim MIN, WOOSEUP YOUM, JoonMin LEE, Chan-Hwa HONG
  • Publication number: 20200072665
    Abstract: Provided is a pixel circuit.
    Type: Application
    Filed: August 27, 2019
    Publication date: March 5, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: CHUNWON BYUN, Young-deuk JEON, Chi-Sun HWANG, Chan-mo KANG, Yun-Jeong KIM, Hye Jin KIM, Seongdeok AHN, JEONG IK LEE, Seong Hyun KIM, Bock Soon NA
  • Patent number: 10564404
    Abstract: Provided are an optical lens assembly and an electronic apparatus including the same according to various embodiments. The optical lens assembly includes: a first lens group having a positive refractive power; a second lens group having a positive refractive power; and a bending unit located between the first lens group and the second lens group and configured to bend an optical path, wherein the first lens group, the second lens group, and the bending unit are sequentially arranged from an object side to an image side, and the optical lens assembly has a maximum viewing angle of 130° or more. Other embodiments may be implemented.
    Type: Grant
    Filed: July 24, 2017
    Date of Patent: February 18, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-kun Lee, Min Heu, Yun-jeong Kim
  • Patent number: 10567688
    Abstract: An image sensor, imaging device, and method are provided. The image sensor includes a pixel array including an active area in which plural active pixels are located, and a dummy area in which plural dummy pixels are located, and a test element group (TEG) which is located in the dummy area and on which a test light-shielding pattern, different from a light-shielding pattern formed on the active area, is formed to detect a degree of misalignment between the light-shielding pattern and the active area.
    Type: Grant
    Filed: August 21, 2018
    Date of Patent: February 18, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-taek Lee, Yun-jeong Kim, Sun-yong Park, Goon-suk Jang, Jeong-seob Hong
  • Publication number: 20190215472
    Abstract: An image sensor, imaging device, and method are provided. The image sensor includes a pixel array including an active area in which plural active pixels are located, and a dummy area in which plural dummy pixels are located, and a test element group (TEG) which is located in the dummy area and on which a test light-shielding pattern, different from a light-shielding pattern formed on the active area, is formed to detect a degree of misalignment between the light-shielding pattern and the active area.
    Type: Application
    Filed: August 21, 2018
    Publication date: July 11, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-taek LEE, Yun-jeong KIM, Sun-yong PARK, Goon-suk JANG, Jeong-seob HONG
  • Patent number: 10325138
    Abstract: A unit pixel of a fingerprint sensor is provided. The unit pixel includes a sensing electrode located to form a capacitance with an object touching a touch surface, a first switch connected between a first node and a second node to transmit at least one driving voltage input through the second node, the first node connected to the sensing electrode, the switch configured to the sensing electrode, an amplifier configured to receive a signal from the sensing electrode and amplify the signal, and a first capacitor connected between a first input terminal and an output terminal of the amplifier, the first capacitor configured to transmit the signal from the sensing electrode to the output terminal. The amplifier is configured to output a different output voltage according to the at least one driving based on an operation of the first switch.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: June 18, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Sun Kwon Kim, Choong Hoon Lee, Yun Jeong Kim