Patents by Inventor Ju-hwa Son

Ju-hwa Son 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).

  • Patent number: 12140738
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially arranged along an optical axis from an object side toward an image side. The fifth lens has a positive refractive power, a focal length of the fifth lens is smaller than an overall focal length of the optical imaging system, and ?0.38?R10/f??0.32, where R10 is a radius of curvature of an image-side surface of the fifth lens and f is the overall focal length of the optical imaging system.
    Type: Grant
    Filed: November 29, 2023
    Date of Patent: November 12, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, In Gun Kim, Yong Joo Jo, Ju Sung Park
  • Publication number: 20240361578
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens having negative refractive power, a fourth lens, a fifth lens, and a sixth lens, disposed in order from an object side. The optical imaging system has a field of view of 120 degrees or greater, and a distortion aberration at a highest height of an imaging plane is +30% or greater or ?30% or lower.
    Type: Application
    Filed: July 5, 2024
    Publication date: October 31, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa SON, Jong Gi LEE, Sang Hyun JANG, Hyo Jin HWANG, Yong Joo JO
  • Publication number: 20240365646
    Abstract: A display device includes: a base layer; a pixel circuit layer disposed on the base layer, wherein the pixel circuit layer includes a pixel circuit; a light emitting element layer disposed on the pixel circuit layer, wherein the light emitting element layer includes a light emitting element electrically connected to the pixel circuit; and a reflective structure layer disposed on the light emitting element layer, wherein the reflective structure layer includes: a first intermediate layer disposed on the light emitting element; a first reflective layer disposed on the first intermediate layer; a second intermediate layer disposed on the first reflective layer; and a second reflective layer disposed on the first reflective layer while being spaced apart from the first reflective layer, wherein the first reflective layer includes a first curved surface, and wherein the second reflective layer includes a second curved surface which faces the first curved surface.
    Type: Application
    Filed: February 5, 2024
    Publication date: October 31, 2024
    Inventors: Cheon Myeong LEE, Soo Min BAEK, Ju Youn SON, Sang Ho KIM, Ji Won LEE, Baek Hyeon LIM, Ju Hwa HA
  • Publication number: 20240361579
    Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed from an object side. The system satisfies TTL/f<1.0 and D23/D34<1.2, where TTL is a distance from an object-side surface of the first lens to an imaging plane, f is a focal length of the imaging lens system, D23 is a distance from an image-side surface of the second lens to an object-side surface of the third lens, and D34 is a distance from an image-side surface of the third lens to an object-side surface of the fourth lens.
    Type: Application
    Filed: July 11, 2024
    Publication date: October 31, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Min Hyuk IM, Ju Hwa SON
  • Patent number: 12124013
    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 from an object side to an imaging plane. An angle of view of the optical system is 82 degrees or more. A constant indicating brightness of the optical system, F-number, is less than 1.8.
    Type: Grant
    Filed: May 8, 2023
    Date of Patent: October 22, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Ju Hwa Son
  • Publication number: 20240319480
    Abstract: A lens module includes first to seventh lenses each having refractive power and sequentially disposed in numerical order from the first lens to the seventh lens starting from an object side of the lens module, wherein each of the first and second lenses has a meniscus shape and an image-side surface that is convex, and the seventh lens has one or more inflection points on an image-side surface thereof.
    Type: Application
    Filed: June 5, 2024
    Publication date: September 26, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Ju Hwa SON
  • Patent number: 12092899
    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 disposed from an object side. The third lens and the sixth lens have positive refractive power, and an f-number (F No.) of the optical imaging system is 1.7 or less.
    Type: Grant
    Filed: April 26, 2022
    Date of Patent: September 17, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, Ki Jin Nam, Ju Sung Park, Yong Joo Jo
  • Patent number: 12092900
    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 disposed from an object side to an imaging plane. The second lens has a concave image-side surface, the third lens comprises a positive refractive power, a radius of curvature of an object-side surface of the fifth lens is greater than a radius of curvature of an image-side surface of the fifth lens and a radius of curvature of an object-side surface of the sixth lens, and TTL/2lmgHT<0.695 in which TTL represents a distance from an object-side surface of a lens closest to the object side among the plurality of lenses to an imaging plane and 2lmgHT represents a diagonal length of an imaging plane.
    Type: Grant
    Filed: March 22, 2023
    Date of Patent: September 17, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Ju Hwa Son
  • Patent number: 12078807
    Abstract: A display device includes a display part including a plurality of pixels; a lens part disposed on the display part; and a plurality of optical devices overlapping an edge of the display part in a plan view and disposed at an edge of the lens part, wherein light from the outside of the display part is incident on the plurality of optical devices.
    Type: Grant
    Filed: August 2, 2022
    Date of Patent: September 3, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang-Ho Kim, Soo Min Baek, Ju Youn Son, Ji Won Lee, Cheon Myeong Lee, Ju Hwa Ha
  • Patent number: 12066599
    Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially disposed from an object side. The system satisfies TTL/f<1.0 and D23/D34<1.2, where TTL is a distance from an object-side surface of the first lens to an imaging plane, f is a focal length of the imaging lens system, D23 is a distance from an image-side surface of the second lens to an object-side surface of the third lens, and D34 is a distance from an image-side surface of the third lens to an object-side surface of the fourth lens.
    Type: Grant
    Filed: January 21, 2020
    Date of Patent: August 20, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Min Hyuk Im, Ju Hwa Son
  • Publication number: 20240272680
    Abstract: An auxiliary display device, which is connected to first and second display devices, includes: a display panel; upper and lower holders respectively connected to upper and lower portions of the display panel; an upper fixing portion connected to the upper holder to fix an upper end of the auxiliary display device to upper ends of the first and second display devices; and a lower fixing portion connected to the lower holder to fix a lower end of the auxiliary display device to lower ends of the first and second display devices, where when the first and second display devices are connected to each other by the upper fixing portion and the lower fixing portion, the display panel covers adjacent bezel areas of the first and second display devices.
    Type: Application
    Filed: November 20, 2023
    Publication date: August 15, 2024
    Inventors: Cheon Myeong LEE, Sang Ho KIM, Soo Min BAEK, Ju Youn SON, Ji Won LEE, Baek Hyeon LIM, Ju Hwa HA
  • Patent number: 12061316
    Abstract: An optical imaging system includes a first lens, a second lens, a third lens having negative refractive power, a fourth lens, a fifth lens, and a sixth lens, disposed in order from an object side. The optical imaging system has a field of view of 120 degrees or greater, and a distortion aberration at a highest height of an imaging plane is +30% or greater or ?30% or lower.
    Type: Grant
    Filed: September 2, 2020
    Date of Patent: August 13, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, Jong Gi Lee, Sang Hyun Jang, Hyo Jin Hwang, Yong Joo Jo
  • Publication number: 20240264408
    Abstract: An optical imaging system includes a first lens having a positive refractive power; a second lens having a refractive power; a third lens having a refractive power; a fourth lens having a refractive power and a concave image-side surface; a fifth lens having a refractive power; a sixth lens having a refractive power; a seventh lens having a refractive power; and an eighth lens having a refractive power and a concave object-side surface, wherein the first to eighth lenses are sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system.
    Type: Application
    Filed: April 18, 2024
    Publication date: August 8, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa SON, Min Hyuk IM, Ga Young AN, Yong Joo JO
  • Publication number: 20240268155
    Abstract: A display device includes a substrate, a bank disposed on the substrate and having a multi-layered structure having an opening, a light emitting element disposed in the opening and including a pixel electrode, a light emitting layer, and a common electrode, a thin film encapsulating layer disposed on the light emitting element and the bank, a micro lens disposed on the thin film encapsulating layer and overlapping the light emitting element, and a light control layer disposed on the thin film encapsulating layer and surrounding the micro lens. A refractive index of the micro lens is greater than a refractive index of the light control layer. The pixel electrode is disposed in the opening and extends along an inner surface of the bank, and the light emitting layer extends along the inner surface of the bank on the pixel electrode.
    Type: Application
    Filed: February 2, 2024
    Publication date: August 8, 2024
    Inventors: Soo Min BAEK, Cheon Myeong LEE, Bek Hyun LIM, Ju Hwa HA, Sang Ho KIM, Ju Youn SON, Ji Won LEE
  • Publication number: 20240264450
    Abstract: A head-mounted display is provided, and the head-mounted display includes a pair of frames mounted on the user's body and corresponding to the left and right eyes, a display unit including a pair of display panels respectively mounted to the pair of frames and a pair of multi-channel lenses disposed on a light output path of the pair of display panels and a driving member connected to the pair of frames to allow the frame to tilt and/or move up, down, left, and right, wherein the driving member aligns a center of each of the pair of multi-channel lenses up, down, left, and right with the center of the corresponding eyeball, adjusts an angle of the multi-channel lens, and adjusts a distance between the multi-channel lens and an eye.
    Type: Application
    Filed: January 19, 2024
    Publication date: August 8, 2024
    Inventors: Ji Won LEE, Sang Ho KIM, Soo Min BAEK, Ju Youn SON, Cheon Myeong LEE, Bek Hyun LIM, Ju Hwa HA
  • Publication number: 20240231054
    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: March 22, 2024
    Publication date: July 11, 2024
    Applicant: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa SON, Jong Gi LEE, Yong Joo JO, Ju Sung PARK
  • Patent number: 12032140
    Abstract: A lens module includes first to seventh lenses each having refractive power and sequentially disposed in numerical order from the first lens to the seventh lens starting from an object side of the lens module, wherein each of the first and second lenses has a meniscus shape and an image-side surface that is convex, and the seventh lens has one or more inflection points on an image-side surface thereof.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: July 9, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Ju Hwa Son
  • Publication number: 20240176111
    Abstract: An optical imaging system includes a first lens having a convex image-side surface, a second lens having a concave object-side surface, a third lens, a fourth lens, and a fifth lens disposed sequentially from an object side. The optical imaging system satisfies 4.8<f/IMG_HT<9.0, where f is a focal length of the optical imaging system, and IMG_HT is half a diagonal length of an imaging surface of an image sensor.
    Type: Application
    Filed: February 6, 2024
    Publication date: May 30, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Ju Hwa SON, Jong Gi LEE, Hyo Jin HWANG, Sang Hyun JANG, Yong Joo JO
  • Patent number: 11994749
    Abstract: An optical imaging system includes a first lens having a positive refractive power; a second lens having a refractive power; a third lens having a refractive power; a fourth lens having a refractive power and a concave image-side surface; a fifth lens having a refractive power; a sixth lens having a refractive power; a seventh lens having a refractive power; and an eighth lens having a refractive power and a concave object-side surface, wherein the first to eighth lenses are sequentially disposed in numerical order along an optical axis of the optical imaging system from an object side of the optical imaging system toward an imaging plane of the optical imaging system.
    Type: Grant
    Filed: April 24, 2023
    Date of Patent: May 28, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, Min Hyuk Im, Ga Young An, Yong Joo Jo
  • Publication number: 20240168257
    Abstract: An optical system includes: a first lens having negative refractive power; a second lens; a third lens; a fourth lens; a fifth lens; a sixth lens; and an image sensor configured to convert an image of a subject incident through the first to sixth lenses into electrical signals, wherein the first to sixth lenses are sequentially disposed from an object side of the optical system, and wherein TTL/(ImgH*2)?0.75 is satisfied, with TTL being a distance from an object-side surface of the first lens to an image plane of the image sensor and ImgH being half of a diagonal length of the image plane of the image sensor.
    Type: Application
    Filed: February 1, 2024
    Publication date: May 23, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Ju Hwa SON