Patents Examined by Marin Pichler
  • Patent number: 11947182
    Abstract: A driving mechanism for an optical element is provided, having an optical axis, including a movable part, a fixed part and a driving assembly. The fixed part includes a sidewall parallel to the optical axis. The driving assembly drives the movable part to move relative to the fixed part. The sidewall is not in contact with the driving assembly.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: April 2, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Che-Wei Chang, Chen-Er Hsu
  • Patent number: 11947189
    Abstract: Discloses is a camera optical lens including nine lenses, and the nine lenses from an object side to an image side are: a first lens with a negative refractive power, a second lens with a positive refractive power, a third lens with a negative refractive power, a fourth lens with a positive refractive power, a fifth lens with a positive refractive power, a sixth lens with a positive refractive power, a seventh lens with a negative refractive power, an eighth lens with a positive refractive power and an ninth lens with a negative refractive power. The camera optical lens satisfies: ?1.80?f1/f??0.50; 3.00?d9/d10?15.00. The camera optical lens has good optical performance, and meets the design requirements of a large aperture, wide-angle and ultra-thin.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: April 2, 2024
    Assignee: Raytech Optical (Changzhou) Co., Ltd.
    Inventor: Jia Chen
  • Patent number: 11940599
    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: Grant
    Filed: August 27, 2020
    Date of Patent: March 26, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Ju Hwa Son, Jong Gi Lee, Hyo Jin Hwang, Sang Hyun Jang, Yong Joo Jo
  • Patent number: 11934034
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and an assist assembly. The movable portion is used for connecting to an optical element having a main axis. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The assist assembly limits the movement of the movable portion relative to the fixed portion.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: March 19, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chen-Hsien Fan, Yueh-Lin Lee, Yu-Chiao Lo, Sung-Mao Tsai, Shang-Hung Chen
  • Patent number: 11927781
    Abstract: An optical device 10 comprises an objective lens 11 defining a focal plane FP and an eyepiece 12 spaced apart therefrom, defining an optical axis OA therethrough. The optical device 10 comprises an optical member 13 having a first planar face 14, arranged on the optical axis OA proximal the focal plane FP, wherein the first planar face 14 is arranged to oppose the objective lens 11. The optical device 10 comprises a filter assembly 100 comprising a first notch filter 101 arranged to attenuate transmission of electromagnetic radiation having a first wavelength ?1, wherein the first notch filter 101 is arranged in front of the optical member 13. The first notch filter 101 is arranged at a first oblique angle ?1 to the optical axis OA whereby, in use, incident electromagnetic radiation having a predetermined wavelength ?i propagating along the optical axis is reflected by the first notch filter 101 away therefrom, wherein the first wavelength ?1 and the predetermined wavelength ?i are different.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: March 12, 2024
    Assignee: BAE SYSTEMS PLC
    Inventor: Mark Edgar Bray
  • Patent number: 11921347
    Abstract: An embodiment comprises: a housing comprising side parts, a first corner part, a second corner part, a third corner part, and a fourth corner part, in which each of the first corner part, the second corner part, the third corner part and the fourth corner is disposed between two adjacent side parts; a bobbin disposed in the housing; a first coil disposed on an outer surface of the bobbin; first magnets disposed on the side parts of the housing; a first circuit board disposed on the first corner part and comprising a first pad, a second pad, a third pad, a fourth pad, a fifth pad and a sixth pad; a first location sensor disposed on the first circuit board and electrically connected to the first pad, the second pad, the third pad, the fourth pad, the fifth pad and the sixth pad; first, second, third and fourth upper springs disposed apart from each other on the housing; and first and second lower springs coupled to a lower portion of the housing, electrically connected with the first coil, and coupled to the fi
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: March 5, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min, Byung Wook Son
  • Patent number: 11921345
    Abstract: An optical element driving mechanism is provided in the present disclosure. The optical element driving mechanism includes a fixed portion and a movable portion. The movable portion moves relative to the fixed portion. The movable portion includes a first movable assembly and a second movable assembly. The first movable assembly is connected to a first optical element. The second movable assembly is connected to a second optical element. The first movable assembly and the second movable assembly are movable relative to each other.
    Type: Grant
    Filed: July 23, 2021
    Date of Patent: March 5, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Hsi Wang, Chao-Chang Hu, Chih-Wei Weng
  • Patent number: 11921261
    Abstract: A lens assembly for systems such as imaging devices. The lens assembly may include at least five lens elements, where one or more of the lens elements includes positive optical power and one or more of the lenses includes negative optical power. The lens assembly may further include an aperture stop located between the lens elements. In some instances, the lens assembly provides a horizontal field of view that is at least 80 degrees while still including a total track length that is less than or equal to 50 millimeters and a diameter that is less than or equal to 13 millimeters. Additionally, in some instances, the lens assembly may cause all rays which impinge the sensor to be less than or equal to approximately 10 degrees.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: March 5, 2024
    Assignee: ZOOX, INC.
    Inventors: Ryan McMichael, Robert Nicholas Moor, Joseph Patrick Warga, Lee Tsung, Clark Pentico
  • Patent number: 11911791
    Abstract: According to one embodiment, a solar device, comprises one or more photovoltaic cells disposed in an encapsulant and a light control structure including a louver film having a series of louver structures, wherein each louver structure includes one or more groupings of a plurality magnetizable particles aligned at least in a first orientation dispersed in a binding matrix. The light control structure substantially transmits light incident at a first angle and substantially limits transmission of light incident at a second angle. Each louver structure is spaced apart from an adjacent louver structure, wherein each louver structure is substantially aligned in a plane substantially parallel to an adjacent louver structure.
    Type: Grant
    Filed: July 18, 2019
    Date of Patent: February 27, 2024
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Mark B. O'Neill, Gary E. Gaides, Joseph B. Eckel, Aaron K. Nienaber, Ronald D. Jesme, Mark D. Weigel
  • Patent number: 11911317
    Abstract: A stack of eye shields includes a plurality of eye shields each having a frame with receivers located along the frame and latches located to engage the receivers, and spaced apart elevated support surfaces along and rising above an upper portion of the frame; and a lens installed on the frame and having lens apertures extending through the lens and aligned with the receivers of the frame, with the latches engaged with the receivers securing the lens to the frame. The eye shields are stacked one on top of another with each of the eye shields oriented substantially parallel to one another with each of the elevated surfaces of an overlying one of the frames of the stack being slightly forward of a corresponding one of the elevated surfaces of the underlying frame of the stack, with each frame of each eye shield of the stack having a gap therebetween except at contact surfaces where the elevated support surfaces contact an adjacent lower surface of an overlying eye shield.
    Type: Grant
    Filed: September 17, 2021
    Date of Patent: February 27, 2024
    Assignee: DeRoyal Industries, Inc.
    Inventors: Walter C. Cowart, Ethan Edward Valentine, Nicholas John Poker, Phillip David Peery
  • Patent number: 11914232
    Abstract: An eye shield includes a frame having a plurality of receivers located along the frame and a plurality of latches located to cooperate with the receivers, and a lens having a plurality of spaced apart lens apertures extending through the lens and located so as to align with the receivers of the frame when the lens is positioned for installation onto the frame. The latches are engageable with the receivers by rotating the latches to pass an elongate catch of the latch into the receiver through the aligned lens aperture and an open front of the receiver to latchingly engage a tooth of the latch with a catch surface of the receiver in a snap-fit frictional relationship. The latches are also selectively disengageable from the receivers by applying force to a lower edge of the latch and flexing the lower edge of the latch rearward slightly to disengage the tooth from the catch surface.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: February 27, 2024
    Assignee: DeRoyal Industries, Inc.
    Inventors: Walter C. Cowart, Ethan Edward Valentine
  • Patent number: 11899190
    Abstract: A zoom lens system includes: a first lens group having positive power; a second lens group having negative power; a third lens group having positive power; a fourth lens group having negative power; and a fifth lens group having positive power. The first lens group is made up of a single lens. The second lens group is made up of four lenses. The zoom lens system is configured to zoom from a wide-angle end toward a telephoto end such that the fifth lens group does not move but the first to fourth lens groups move to change intervals between the lens groups.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: February 13, 2024
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takahiro Kitada, Yuka Kudo, Masafumi Sueyoshi, Jindong Li
  • Patent number: 11899273
    Abstract: An imaging lens module with auto focus function includes an imaging lens assembly, an electromagnetic driving component assembly and a lens carrier. The imaging lens assembly has an optical axis. The electromagnetic driving component assembly drives the imaging lens assembly to move in a direction parallel to the optical axis by a Lorentz force. The imaging lens assembly is mounted to the lens carrier such that the imaging lens assembly can be wholly driven by the Lorentz force. The lens carrier includes an object-side part, a mounting structure and a plurality of plate portions. The object-side part includes a tip-end minimal aperture configured for light to travel through; and a tapered surface which surrounds an area tapered off from image side to object side. The mounting structure and the plate portions are configured for at least a part of the electromagnetic driving component assembly to be mounted thereto.
    Type: Grant
    Filed: October 20, 2022
    Date of Patent: February 13, 2024
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Chun-Hua Tsai, Ming-Ta Chou, Ming-Shun Chang
  • Patent number: 11899171
    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 disposed in order from an object side. In the imaging lens system, the first lens has positive refractive power and an object-side surface of the first lens is concave. A field of view of the imaging lens system is 100 degrees or more. In the imaging lens system, a distance TTL from the object-side surface of the first lens to an imaging plane and a height ImgH of the imaging plane satisfy TTL/ImgH<1.5.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: February 13, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Sang Hyun Jang, Ki Jin Nam, Yong Joo Jo, Phil Ho Jung, Ju Hwa Son
  • Patent number: 11892704
    Abstract: A lens device including a lens barrel, a lens, a linear reciprocating motion mechanism, and a power machine is provided. The lens is disposed in the lens barrel. The linear reciprocating motion mechanism includes a first movable part and a second movable part. The first movable part is coupled to the lens barrel. The second movable part is coupled to the first movable part. The power machine is coupled to the second movable part to drive the second movable part to rotate, thereby driving the first movable part, and the first movable part drives the lens barrel to perform a linear reciprocating motion, wherein when the second movable part is rotated by N turns, the first movable part is rotated by one turn, and N is greater than or equal to 10.
    Type: Grant
    Filed: November 26, 2020
    Date of Patent: February 6, 2024
    Assignee: Young Optics Inc.
    Inventors: Yi-Feng Yen, Chia-Chang Lee
  • Patent number: 11892657
    Abstract: An optical system is provided and includes a fixed module, a movable module, a driving coil, a sensing unit and a driving assembly. The fixed module includes an outer frame, and the movable module includes an optical member holder, configured to hold an optical member. The sensing unit is configured to obtain information related to a first rotation angle of the holder when rotating around a first axis relative to the outer frame and a second rotation angle of the optical member holder when rotating around a second axis relative to the outer frame. The driving assembly is for driving the optical member holder to rotate around the first axis or the second axis according to the information related to the first rotation angle and the second rotation angle. The first axis or the second axis is perpendicular to an optical axis of the optical member.
    Type: Grant
    Filed: April 7, 2021
    Date of Patent: February 6, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Cheng-Kai Yu
  • Patent number: 11892656
    Abstract: An optical system is provided and includes a fixed module, a movable module, a driving coil, a sensing unit and a driving assembly. The fixed module includes an outer frame, and the movable module includes an optical member holder, configured to hold an optical member. The sensing unit is configured to obtain information related to a first rotation angle of the optical member holder when rotating around a first axis relative to the outer frame and a second rotation angle of the optical member holder when rotating around a second axis relative to the outer frame. The driving assembly is for driving the optical member holder to rotate around the first axis or the second axis according to the information related to the first rotation angle and the second rotation angle. The first axis or the second axis is perpendicular to an optical axis of the optical member.
    Type: Grant
    Filed: April 6, 2021
    Date of Patent: February 6, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chao-Chang Hu, Cheng-Kai Yu
  • Patent number: 11895402
    Abstract: An actuator is configured to drive an imaging lens system. The actuator includes a frame portion configured to accommodate the imaging lens system, a supporting portion disposed on the frame portion, a driving portion configured to drive the imaging lens system to move, an optical mark structure disposed on part of the frame portion, the supporting portion or the driving portion and a liquid disposed on the optical mark structure. The supporting portion is configured to support the imaging lens system and give the imaging lens system a degree of freedom of movement with respect to the frame portion. The optical mark structure includes a plurality of optical mark units arranged side by side. The liquid is in physical contact with the imaging lens system, the frame portion, the supporting portion or the driving portion that is adjacent to the optical mark structure.
    Type: Grant
    Filed: February 17, 2021
    Date of Patent: February 6, 2024
    Assignee: LARGAN DIGITAL CO., LTD.
    Inventors: Yu Chen Lai, Ming-Ta Chou, Liang Chieh Weng, Ming-Shun Chang
  • Patent number: 11885976
    Abstract: An optical module includes a first side and a second side, and includes a movable portion, a fixed portion, a driving portion, a position-sensing portion, and a circuit board. The movable portion includes a holder for holding an optical element with an optical axis. The fixed portion includes a base and a circuit component, wherein the circuit component has an external electrical connection portion, and the movable portion is movably connected to the fixed portion. The driving portion is configured to drive the movable portion to move relative to the fixed portion. The position-sensing portion includes a position-sensing element, and the position-sensing element is configured to sense the position of the movable portion relative to the fixed portion.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: January 30, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Fu-Yuan Wu, Shang-Yu Hsu, Yu-Cheng Lin, Yung-Ping Yang, Wen-Yen Huang, Tsung-Han Wu, Yi-Chun Cheng, Chen-Chi Kuo, Chia-Hsiu Liu, Ichitai Moto, Sin-Jhong Song
  • Patent number: 11885942
    Abstract: An optical imaging system includes a first lens having negative refractive power, a second lens having negative refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. The first to seventh lenses are sequentially disposed from an object side toward an image side. The third lens and the seventh lens are formed of plastic, and the first lens, the second lens, the fourth lens, the fifth lens, and the sixth lens are formed of glass.
    Type: Grant
    Filed: August 17, 2022
    Date of Patent: January 30, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Hag Chul Kim, Hyuk Joo Kim, Kyu Min Chae