Patents by Inventor Yong-hwa Park

Yong-hwa 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: 20210063751
    Abstract: An optical device including: a display device configured to display an image; and a lens including a plurality of reflectors that reflect the image from the display device to a first surface of the lens, wherein the plurality of reflectors include: a first reflector; and a second reflector having a size different from a size of the first reflector.
    Type: Application
    Filed: August 27, 2020
    Publication date: March 4, 2021
    Inventors: Jeong Woo PARK, Jae Joong KWON, Ju Hwa HA, Yong Seok KIM, Soo Min BAEK, Ji Yeon SEO, Hyun Sup LEE, Su Bin JUNG
  • Publication number: 20210042903
    Abstract: Disclosed herein are an electronic device and an operating method thereof. The electronic device is for identifying an interested false image attributable to reflection in an indoor environment, and may be configured to obtain a color image and a depth image, detect an interested area indicative of at least one object in the color image, detect at least one reference surface in the depth image, and compare an interested depth of the interested area, detected based on the depth image, with a reference depth of the reference surface and process the interested area.
    Type: Application
    Filed: January 14, 2020
    Publication date: February 11, 2021
    Inventors: Yong-Hwa PARK, Daehee PARK, Simeneh Semegne GULELAT
  • Patent number: 10901184
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens sequentially arranged in numerical order from an object side of the optical imaging system toward an imaging plane of the optical imaging system and each having a refractive power, wherein an entire field of view of the optical imaging system is 50° or greater, and TTL/f<1.0, where TTL is a distance from an object-side surface of the first lens to the imaging plane, and f is an overall focal length of the optical imaging system.
    Type: Grant
    Filed: October 5, 2018
    Date of Patent: January 26, 2021
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, Jong Gi Lee, Yong Joo Jo, Ju Sung Park
  • Patent number: 10891074
    Abstract: A method of operating a key-value storage device includes a key-value storage device receiving from a host a first command including a first key, a first value, and a first snapshot identification (ID), the key-value storage device generating a first snapshot entry including the first snapshot ID, the first key, and a first physical address in a non-volatile memory device at which the first value is written, in response to the received first command, receiving from the host a second command including the first key, a second value, and a second snapshot ID, and in response to the received second command, the key-value storage device generating a second snapshot entry including the second snapshot ID, the first key, and a second physical address in the non-volatile memory device at which the second value is written.
    Type: Grant
    Filed: August 6, 2018
    Date of Patent: January 12, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Hwa Lee, Young-Ho Park, Byung-Ki Lee, Hyung-Chul Jang, Je-Kyeom Jeon, Sung-Kug Cho
  • Patent number: 10869018
    Abstract: An optical imaging system for a three-dimensional image acquisition apparatus includes an object lens which focuses light, a first image sensor which senses light in a visible light band of the light focused by the object lens, and a second image sensor which senses light in an infrared ray band of light transmitted through the first image sensor. A three-dimensional image acquisition apparatus includes the optical imaging system for a three-dimensional image acquisition apparatus.
    Type: Grant
    Filed: January 25, 2016
    Date of Patent: December 15, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyu Sik Kim, Yong Hwa Park, Ryuichi Satoh, Jang Woo You
  • Publication number: 20200260815
    Abstract: A pressure sensing insole according to an embodiment of the present invention includes: a first electrode layer including a first conductive region; a first adhesive layer disposed on the first electrode layer and including an insulating region; an intermediate layer disposed on the first adhesive layer; a second adhesive layer disposed on the intermediate layer and including an insulating region; and a second electrode layer disposed on the second adhesive layer and including a second conductive region.
    Type: Application
    Filed: November 8, 2016
    Publication date: August 20, 2020
    Inventors: Won Keun CHO, Bi Yi KIM, Jeong Han KIM, Yong Hwa PARK, Hyun Gyu PARK, Hyun Jin JO, In Hee CHO
  • Patent number: 10698237
    Abstract: An optical modulator and a 3D image acquisition apparatus including an optical modulator are provided. The optical modulator is disposed in a multiple quantum well including a plurality of quantum wells and a plurality of quantum barriers, and includes at least one carrier block disposed in the multiple quantum well restricting the carrier movement between the multiple quantum wells.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: June 30, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang-young Park, Yong-hwa Park, Sang-hun Lee
  • Publication number: 20200194970
    Abstract: A laser diode according to an embodiment may include a substrate, a plurality of light emitting structures disposed on the substrate and including a first reflective layer and a second reflective layer, a first electrode electrically connected with the first reflective layer of the light emitting structure, a second electrode electrically connected with the second reflective layer of the light emitting structure, a first insulating layer disposed on the first electrode, a first bonding pad electrically connected with the first electrode and disposed on the substrate, and a second bonding pad electrically connected with the second electrode and disposed on the substrate.
    Type: Application
    Filed: May 18, 2018
    Publication date: June 18, 2020
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Su Ik PARK, Keon Hwa LEE, Yong Gyeong LEE
  • Patent number: 10648872
    Abstract: A sensor device may include an elastic dielectric; a sensing unit including a first wiring and a second wiring for outputting sensing signals, and a flexible printed circuit board provided with a first connection terminal to which the first wiring is connected, and with a second connection terminal to which the second wiring is connected. The first wiring is formed on one surface of the dielectric and may be connected to the first connection terminal. The second wiring is formed on another surface of the dielectric facing the surface on which the first wiring is formed and may be connected to the second connection terminal.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: May 12, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Yong Hwa Park, Bi Yi Kim, Seung Jin Kim, Hyun Gyu Park, Hyung Yoon, In Hee Cho
  • Patent number: 10648873
    Abstract: A sensor device may detect pressure. The sensor device may comprise: an elastic dielectric; a first wiring formed on one surface of the elastic dielectric; a second wiring formed on another surface of the elastic dielectric facing the surface on which the first wiring is formed; and a flexible printed circuit board, which is connected to the first wiring and the second wiring, for receiving signals transferred from the first wiring and the second wiring.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: May 12, 2020
    Assignee: LG Innotek Co., Ltd.
    Inventors: Yong Hwa Park, Bi Yi Kim, Seung Jin Kim, Hyun Gyu Park, Hyung Yoon, In Hee Cho
  • Patent number: 10635372
    Abstract: Provided is a display device for efficiently providing content to a user using a transparent display. The display device includes: a transparent display; a direction determiner configured to determine a user-facing surface among a first surface and a second surface of the transparent display, the user-facing surface referring to a surface which faces a user; and a controller configured to render first content on the transparent display in a direction corresponding to the first surface if the first surface faces the user, and configured to render second content on the transparent display in a direction corresponding to the second surface if the second surface faces the user.
    Type: Grant
    Filed: January 11, 2016
    Date of Patent: April 28, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chan-hong Min, Sun-hwa Kim, Jin La, Jong-hyun Ryu, Kyung-ho Jeong, Yong-gook Park
  • Patent number: 10555609
    Abstract: A pressure-sensing chair according to one embodiment of the present invention comprises: a first electrode having a first conductive region formed in a first direction; a second electrode having a second conductive region formed in a second direction; a sensing sheet including an intermediate layer arranged between the first electrode and the second electrode; a first elastic body arranged on the sensing sheet and having a first elastic modulus; and a plurality of second elastic bodies arranged in the first elastic body and having a second elastic modulus, which is greater than the first elastic modulus.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: February 11, 2020
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Yong Hwa Park, Bi Yi Kim, Jeong Han Kim, Hyun Gyu Park, Won Keun Cho, Hyun Jin Jo, In Hee Cho
  • Patent number: 10551030
    Abstract: Disclosed is a display device that can uniformly transmit light emitted from a light source to the entire display panel without using a light guide plate. The display device includes a display panel, a backlight assembly supplying light to the display panel, and a lower cover receiving the backlight assembly. The backlight assembly includes a light source, a circuit board mounted with the light source, and a reflection cover coupled to the circuit board to reflect light emitted from the light source and formed of a bendable plate type member.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: February 4, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Kyung-Min Kim, Sung-Kyu Shim, Yong-Hoon Kwon, Do Hun Kim, Dong Hyeon Lee, Seung Hwan Chung, Seung-Hwa Ha, Se Ki Park, Seong-Yong Hwang, You Ra Kim
  • Publication number: 20190386189
    Abstract: A semiconductor device according to an embodiment may include a plurality of light emitting structures, a first electrode disposed around the plurality of light emitting structures, a second electrode disposed on an upper surface of the plurality of light emitting structures, a first bonding pad electrically connected to the first electrode, and a second bonding pad electrically connected to the second electrode. The plurality of light emitting structures may include a first light emitting structure that includes a first DBR layer of a first conductivity type, a first active layer disposed on the first DBR layer, and a second DBR layer of a second conductivity type disposed on the first active layer; and a second light emitting structure that includes a third DBR layer of the first conductivity type, a second active layer disposed on the third DBR layer, and a fourth DBR layer of the second conductivity type disposed on the second active layer.
    Type: Application
    Filed: January 25, 2018
    Publication date: December 19, 2019
    Applicant: LG INNOTEK CO., LTD.
    Inventors: Keon Hwa LEE, Su Ik PARK, Yong Gyeong LEE, Baek Jun KIM, Myung Sub KIM
  • Patent number: 10462844
    Abstract: A dynamic packet relay method of a personal area network (PAN) coordinator in a sensor network includes receiving a Child_Register message that includes information about a device associated with a coordinator and building or updating a network hierarchical structure; monitoring reception of a packet or a beacon from the coordinator and determining whether the coordinator is defective or not; and in response to a determination that the coordinator is defective, changing the current coordinator to one of devices belonging to a PAN as a new coordinator.
    Type: Grant
    Filed: March 16, 2016
    Date of Patent: October 29, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Geon Min Yeo, Young Il Kim, Yong Tae Lee, Dae Geun Park, Sun Hwa Lim, Won Ryu
  • Patent number: 10449981
    Abstract: An apparatus for dynamically configuring a wireless sensor relay network for monitoring train activity according to the present invention includes a plurality of wireless sensors that wirelessly transmit sensor data obtained by measuring heat and vibration of a train running unit, a plurality of coordinator units that are located in train cars, and receive the sensor data from one or more wireless sensors located within the same train car, a plurality of wireless relay units that are located in the train cars, form a wireless sensor relay network with the wireless relay unit located in a neighboring train car, and transmit the sensor data received from the coordinator units, and a gateway unit that receives the sensor data from the plurality of wireless relay units through the wireless sensor relay network, and transmits the received sensor data to a control center.
    Type: Grant
    Filed: November 18, 2016
    Date of Patent: October 22, 2019
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Young Il Kim, Dae Geun Park, Geon Min Yeo, Yong Tae Lee, Hyun Woo Lee, Sun Hwa Lim
  • Publication number: 20190314023
    Abstract: Disclosed is a peripheral nerve fixing apparatus, which includes: a suction unit configured to provide a negative pressure to a peripheral nerve at an end portion thereof to fix the peripheral nerve; and a negative pressure generating unit having a vacuum pump for generating a negative pressure and connected to the suction unit so that the negative pressure is provided to the suction unit, wherein at one surface of the end portion of the suction unit, the suction unit includes: a fixing unit provided to contact the peripheral nerve to keep a stable fixed state; and a suction hole formed in the fixing unit so that the negative pressure is provided to the peripheral nerve therethrough.
    Type: Application
    Filed: February 27, 2019
    Publication date: October 17, 2019
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Donghyun HWANG, Keehoon KIM, Yong Seok IHN, Sehyuk YIM, Jinwoo JEONG, Sang Rok OH, Kyung Su PARK, Sung Hwa CHOI
  • Publication number: 20190320059
    Abstract: A technique for controlling an electronic device thereof is provided. The technique includes, in response to an attachment device being selected by an external device from a list of attachment devices, receiving and storing mapping information in which data configured in a first communication format and data configured in a second communication format in relation to one function of the electronic device to which the attachment device is attached are mapped. In addition, in response to the data configured in the first communication format being received from an external device which is communicably connected with the attachment device, the data configured in the second communication format corresponding to the data configured in the first communication format based on the mapping information is acquired, and the data configured in the second communication format to the electronic device to control the one function of the electronic device to be performed is transmitted.
    Type: Application
    Filed: June 28, 2019
    Publication date: October 17, 2019
    Inventors: Sun-hwa KIM, Sung-won KIM, Hee-bum AHN, Joonoo KIM, Jin RA, Jong-hyun RYU, Kyung-ho JEONG, Yong-ho KIM, Yong-gook PARK, Myung-sik KIM, Chan-hong MIN, Jin-hyuk JUNG, Woo-hyek CHOI
  • Patent number: 10425520
    Abstract: A technique for controlling an electronic device thereof is provided. The technique includes, in response to an attachment device being selected by an external device from a list of attachment devices, receiving and storing mapping information in which data configured in a first communication format and data configured in a second communication format in relation to one function of the electronic device to which the attachment device is attached are mapped. In addition, in response to the data configured in the first communication format being received from an external device which is communicably connected with the attachment device, the data configured in the second communication format corresponding to the data configured in the first communication format based on the mapping information is acquired, and the data configured in the second communication format to the electronic device to control the one function of the electronic device to be performed is transmitted.
    Type: Grant
    Filed: December 1, 2015
    Date of Patent: September 24, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sun-hwa Kim, Sung-won Kim, Hee-bum Ahn, Joonoo Kim, Jin Ra, Jong-hyun Ryu, Kyung-ho Jeong, Yong-ho Kim, Yong-gook Park, Myung-sik Kim, Chan-hong Min, Jin-hyuk Jung, Woo-hyek Choi
  • Publication number: 20190250378
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens sequentially arranged in numerical order from an object side of the optical imaging system toward an imaging plane of the optical imaging system and each having a refractive power, wherein an entire field of view of the optical imaging system is 50° or greater, and TTL/f<1.0, where TTL is a distance from an object-side surface of the first lens to the imaging plane, and f is an overall focal length of the optical imaging system.
    Type: Application
    Filed: October 5, 2018
    Publication date: August 15, 2019
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa SON, Jong Gi LEE, Yong Joo JO, Ju Sung PARK