By Movable Refractive Structure Patents (Class 359/557)
  • Patent number: 11940665
    Abstract: A lens driving device is provided, the lens driving device includes: a housing; a bobbin disposed inside of the housing; a support member coupled to the bobbin and the housing; and a sensor sensing a position of at least one of the bobbin and the housing, wherein the support member may include a first support unit, and a second support unit disposed not parallel to the first support unit, wherein the sensor may be disposed more adjacent to the first support unit than to the second support unit, and wherein an elastic modulus of the first support unit may be lower than an elastic modulus of the second support unit.
    Type: Grant
    Filed: April 27, 2023
    Date of Patent: March 26, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Sang Jun Min, Jun Taek Lee
  • Patent number: 11943538
    Abstract: Disclosed is an electronic device including a camera module enabling a movable member (e.g., a circuit board) having an image sensor disposed thereon to move for an image stabilization function and including a connecting member that provides electrical connection of the image sensor, and an electronic device including the camera module.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: March 26, 2024
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Hwajoong Jung, Bongchan Kim, Kwangseok Byon, Taehwan Kim, Hyungjin Rho, Jaeheung Park, Jonghun Won
  • Patent number: 11934090
    Abstract: Various embodiments include a camera with folded optics and lens shifting capabilities. Some embodiments include voice coil motor (VCM) actuator arrangements to provide autofocus (AF) and/or optical image stabilization (OIS) movement. Some embodiments include suspension arrangements.
    Type: Grant
    Filed: April 2, 2021
    Date of Patent: March 19, 2024
    Assignee: Apple Inc.
    Inventors: Scott W. Miller, Alfred N. Mireault, Brad V. Johnson, Nicholas D. Smyth, Rummel R. Adriano, Shashank Sharma, Steven Webster
  • Patent number: 11921349
    Abstract: An embodiment comprises: a housing; a bobbin, disposed in the housing, for mounting a lens; a first coil arranged on an outer circumferential surface of the bobbin; a magnet arranged in the housing; a second coil arranged in the housing; and a magnetic member, which is attached to the second coil and increases the strength of an induction voltage induced to the second coil by means of an interaction according to a movement of the first coil.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: March 5, 2024
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Kap Jin Lee, Sang Ok Park, Seung Taek Shin
  • Patent number: 11914274
    Abstract: The disclosure provides a projection lens module and a projector having the projection lens module, which may effectively suppress the shaking of the projection lens. The projection lens module includes two casings, a projection lens and a carrier structure. The projection lens is disposed between the two casings. The carrier structure includes a bracket, at least one screwing member, and two buffer members. The bracket has at least one aperture, and the screwing member passes through the aperture to lock the bracket to the projection lens. A diameter of the aperture in a first direction is greater than a diameter of the aperture in a second direction perpendicular to the first direction. The two buffer members are respectively disposed on opposite ends of the bracket and lean against the two casings in the first direction, respectively.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: February 27, 2024
    Assignee: Coretronic Corporation
    Inventor: Kun-Chen Hsu
  • Patent number: 11910090
    Abstract: An actuator for optical image stabilization, includes a fixed frame having an internal space; a moving frame, accommodated in the internal space, configured to linearly and rotatably move on a plane perpendicular to an optical axis; a first ball member disposed between the fixed frame and the moving frame; a first driver, disposed on the moving frame and the fixed frame, configured to provide a driving force to the moving frame; a plurality of magnetic bodies disposed on the fixed frame to generate attractive force with respect to the first driver disposed on the moving frame; a sensor substrate having a portion coupled to the moving frame to be movable, together with the moving frame, and another portion coupled to the fixed frame; and an image sensor disposed on the portion of the sensor substrate.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: February 20, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Oh Byoung Kwon, Bo Sung Seo, Soo Cheol Lim, Gab Yong Kim, Ki Hoon Jang, Young Bok Yoon
  • Patent number: 11899270
    Abstract: A voice coil motor device includes a fixed component and a movable component. The movable component holds a lens. The movable component is accommodated in the fixed component. The fixed component includes a housing and a base. The housing defines a first hole and includes first side walls. The base defines a second hole. Centers of the first hole and the second hole are on an optical axis. The movable component is accommodated in the housing. The first hole receives the lens. One end of the movable component is received in the second hole of the base. The first side walls of the housing define a plurality of positioning holes, and the base includes a plurality of positioning posts. Each of the positioning posts is embedded in a corresponding one of the positioning holes.
    Type: Grant
    Filed: March 22, 2021
    Date of Patent: February 13, 2024
    Assignee: TRIPLE WIN TECHNOLOGY(SHENZHEN) CO.LTD.
    Inventors: Shin-Wen Chen, Sheng-Jie Ding, Jing-Wei Li, Jian-Chao Song
  • Patent number: 11902647
    Abstract: A camera module is provided. The camera module includes a housing; a first frame, provided in the housing; and a second frame, provided on the first frame and including a lens module, wherein the lens module is configured to rotate together with the second frame about a first axis and a second axis, intersecting an optical axis, and , wherein the first frame and the second frame are configured to be supported on a surface that is parallel to the optical axis.
    Type: Grant
    Filed: June 17, 2021
    Date of Patent: February 13, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Bo Sung Seo, Young Bok Yoon, Nam Ki Park
  • 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: 11892705
    Abstract: An optical unit includes an optical element, a holder, a support portion, a swing mechanism, and an elastic portion. The optical element changes the traveling direction of light. The holder holds the optical element. The support portion supports the holder swingably about a swing axis. The swing mechanism swings the holder with respect to the support portion about the swing axis. The elastic portion connects the holder and the support portion. The support portion has a pair of side surface portions on both sides of the holder along the swing axis, and a connection portion connecting the side surface portions with the elastic portion between the holder and the side surface portions. The elastic portion has a convex or concave portion that comes into contact with a concave or convex portion of at least one of the holder and the support portion.
    Type: Grant
    Filed: March 24, 2022
    Date of Patent: February 6, 2024
    Assignee: NIDEC CORPORATION
    Inventors: Takayuki Iwase, Tomohiro Egawa
  • Patent number: 11886042
    Abstract: The present disclosure provides a camera optical lens including eight lenses which are, from an object side to an image side in sequence: a first lens having a positive refractive power, a second lens having a positive refractive power, a third lens having a positive refractive power, a fourth lens having a negative refractive power, a fifth lens having a negative refractive power, a sixth lens having a positive refractive power, a seventh lens having a negative refractive power, and an eighth lens having a negative refractive power; the camera optical lens satisfies conditions of: 0.95?f/TTL; 3.00?f2/f?5.00; and 3.50?(R9+R10)/(R9?R10)?30.00. The camera optical lens can achieve good optical performance while meeting the design requirements for large aperture, long focal length and ultra-thinness.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: January 30, 2024
    Assignee: Raytech Optical (Changzhou) Co., Ltd
    Inventor: Wen Sun
  • Patent number: 11880088
    Abstract: A camera module includes: a housing; a carrier disposed to oppose the housing in a first direction and to move in a second direction perpendicular to the first direction; and a ball member disposed between opposing surfaces of the carrier and the housing. The housing is in contact with the ball member at a first point, and the carrier is in contact with the ball member at a second point, A distance in the first direction from a center of the ball member to the first point is greater than a distance in the first direction from a center of the ball member to the second point.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: January 23, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Bo Sung Seo
  • Patent number: 11867642
    Abstract: The invention relates to an inspection device for masks for semiconductor lithography, comprising an imaging device for imaging a mask, and an image recording device, wherein one or more correction bodies which exhibit a dispersive behavior for at least one subrange of the illumination radiation used for the imaging are arranged in the light path between the mask and the image recording device. The invention furthermore relates to a method for taking account of longitudinal chromatic aberrations in inspection devices for masks, comprising the following steps: recording a specific number of images having differently defocused positions, and selecting a subset of the images and simulating a longitudinal chromatic aberration of a projection exposure apparatus.
    Type: Grant
    Filed: February 1, 2021
    Date of Patent: January 9, 2024
    Assignee: Carl Zeiss SMT GmbH
    Inventors: Holger Seitz, Thomas Zeuner, Heiko Feldmann
  • Patent number: 11846825
    Abstract: Various embodiments include an interlock arrangement that may be used to attach a lens barrel to a lens carrier of a camera. In some embodiments, the interlock arrangement may restrict movement of the lens barrel relative to the lens carrier along at least an optical axis. In various examples, the interlock arrangement may include one or more grooves and one or more protrusions. For instance, a groove may be defined by the lens barrel or the lens carrier, and a protrusion may extend from the lens barrel or the lens carrier to at least partially into the groove. In some cases, the interlock arrangement may include an adhesive that at least partially fills gaps within the interlock arrangement between the lens barrel and the lens carrier. According to some embodiments, the interlock arrangement may include one or more recesses that provide inlets for the adhesive to be introduced to the gaps within the interlock arrangement.
    Type: Grant
    Filed: March 12, 2021
    Date of Patent: December 19, 2023
    Assignee: Apple Inc.
    Inventors: Aurelien R. Hubert, Qiang Yang, Yoshiyuki Takase
  • Patent number: 11846761
    Abstract: An optical imaging system includes a reflective member having a reflective surface for changing an optical path of light, a first lens having positive refractive power, a second lens having negative refractive power, a third lens, a fourth lens, and a fifth lens. The first lens to the fifth lens are sequentially disposed along an optical axis from an object side and are each disposed closer to an image sensor than the reflective member. The optical imaging system satisfies 0.2 mm<C1.0<0.3 mm, where C1.0 is a distance by which the image sensor moves in a direction perpendicular to the optical axis with respect to a shake amount of 1.0° measured by a shake detection unit.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: December 19, 2023
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Yong Joo Jo, Hag Chul Kim
  • Patent number: 11841488
    Abstract: A zoom lens according to the present invention includes, in order from an object side to an image side, first to third lens units with positive, negative and positive refractive powers, and a rear group including two or more lens units, in which an interval between adjacent lens units is varied during zooming. The zoom lens includes a correction lens unit which has a function of moving an imaging position in a direction perpendicular to an optical axis. The correction lens unit includes, in order from the object side to the image side, a positive first subunit, a positive second subunit which moves in a direction having a component of the direction perpendicular to the optical axis, and a negative third subunit. Focal lengths of the zoom lens when focused at infinity at a wide angle end and the correction lens unit are appropriately set.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: December 12, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Shohei Kikuchi
  • Patent number: 11822096
    Abstract: An optical system includes a first optical element having a first reflective surface concave toward an object side, a second optical element having a second reflective surface convex toward an image side, and a lens unit disposed between the first optical element and the second optical element. Light from an object travels to an image plane through the first reflective surface and the second reflective surface in this order. A movable unit configured to move during image stabilizing includes at least one of the second optical element and the lens unit.
    Type: Grant
    Filed: October 27, 2020
    Date of Patent: November 21, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Tatsuro Watanabe
  • Patent number: 11824418
    Abstract: A lens moving apparatus, according to one embodiment, comprises: a bobbin having a first coil installed on the outer circumferential surface thereof; a location detection sensor equipped to the bobbin; a housing in which the bobbin is provided; an upper elastic member disposed on the upper side of the housing; and a support member that supports the housing such that the housing can move in a second or third direction that is perpendicular to a first direction, wherein the upper elastic member is divided into a plurality of parts, at least two of which are disposed parallel to each other on the x-y plane in the second or third direction and are disposed such that end portions thereof face each other.
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: November 21, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Sang Ok Park, Kyoung Ho Yoo, Sung Guk Lee, Seong Min Lee, Jun Taek Lee, Byung Wook Son
  • Patent number: 11809013
    Abstract: An optical system is provided. The optical system includes a first optical module. The first optical module includes a fixed portion, a movable portion, a driving assembly, and a circuit assembly. The movable portion is movably connected to the fixed portion, and the movable portion is used to connect to an optical element. The driving assembly is used to drive the movable portion to move relative to the fixed portion. The circuit assembly is electrically connected to the driving assembly.
    Type: Grant
    Filed: June 12, 2020
    Date of Patent: November 7, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Jungsuck Ryoo, Pai-Jui Cheng, Chao-Chang Hu, Min-Hsiu Tsai, Shu-Shan Chen, Chieh-An Chang
  • Patent number: 11808949
    Abstract: The present invention provides a lens driving device, a camera and an electronic apparatus with a small size and an excellent effect in hand vibration correction. The lens driving device includes a case having an accommodation space, in which a lens module is provided. The lens module includes a lens, a lens holder receiving the lens, a support frame for freely rotating the lens holder in a direction orthogonal to an optical axis direction, support members, an electromagnetic driving device, and a base for fixing a circuit board; the electromagnetic driving device is arranged on the lens holder and the base for fixing the circuit board, and is provided adjacent to a level of a center of gravity of the lens module; and the lens module have different movement axes in a plane and is rotatable freely relative to the base for fixing the circuit board.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: November 7, 2023
    Assignee: Changzhou Raytech Optronics Co., Ltd.
    Inventors: Ching-Chung Chiu, Kazuo Shikama
  • Patent number: 11803028
    Abstract: The present invention relates to a lens driving apparatus, comprising: a cover member which comprises an upper plate and a side plate extending downwardly from the upper plate; a housing which is located in an inner space formed by the upper plate and the side plate; a base which is positioned below the housing; a first driving unit which is positioned in the housing; a second driving unit which is located in the base and has an electromagnetic interaction with the first driving unit; and a side support member which elastically supports the housing with respect to the base, wherein the cover member comprises a first round portion formed to be rounded in at least a part of portion at which the upper plate and the side plate meet, and the housing comprises a second round portion which is formed in a part of the housing corresponding to the first round portion and has a curvature radius which is smaller than or equal to a curvature radius of the first round portion.
    Type: Grant
    Filed: August 9, 2022
    Date of Patent: October 31, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Jin Jung, Sang Jun Min
  • Patent number: 11796894
    Abstract: An optical element driving mechanism includes a movable portion, a fixed portion and a driving assembly. The movable portion is configured to connect an optical element having an optical axis. The fixed portion includes a base with a plate structure, wherein the movable portion is movable relative to the fixed portion. The driving assembly is configured to drive the movable portion to move relative to the base. A thickness direction of the base is perpendicular to the optical axis, the base has a recessed structure, and when viewed from the thickness direction of the base, the recessed structure is overlapped with the optical axis.
    Type: Grant
    Filed: April 6, 2022
    Date of Patent: October 24, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Cheng-Kai Yu, Chen-Hsien Fan, Chao-Chang Hu, Shu-Shan Chen, Chih-Wei Weng
  • Patent number: 11789286
    Abstract: An optical unit includes a movable body, a support body, a swing mechanism, and a magnetic member. The movable body includes an optical element. The optical element reflects light, which travels to one side in a first direction, to one side in a second direction intersecting the first direction. The support body supports the movable body so as to be swingable about a swing axis. The swing mechanism swings the movable body about the swing axis. The magnetic member is arranged on the support body. The swing mechanism includes a magnet and a coil. The magnet is arranged at an end of the movable body in a direction intersecting the first direction. The coil opposes the magnet. The magnetic member is arranged on one side in the first direction with respect to the magnet.
    Type: Grant
    Filed: September 13, 2021
    Date of Patent: October 17, 2023
    Assignee: NIDEC CORPORATION
    Inventors: Takayuki Iwase, Tomohiro Egawa
  • Patent number: 11789248
    Abstract: Provided are a zoom lens comprising, in order from an object side, a first lens group having positive refractive power, a second lens group having negative refractive power, a third lens group having positive refractive power, a fourth lens group having negative refractive power, and a fifth lens group having positive refractive power, in which distances between the respective lens groups are changed to change magnification, the first lens group consists of one single lens having spherical surfaces on both sides, the single lens is a positive meniscus lens having a convex shape toward the object side, at a time of magnification change from a wide-angle end to a telephoto end, the second lens group moves along a path convex toward the image side, and a predetermined conditional expression is satisfied, and an imaging apparatus including the zoom lens.
    Type: Grant
    Filed: September 15, 2021
    Date of Patent: October 17, 2023
    Assignee: TAMRON CO., LTD.
    Inventor: Hisayuki Yamanaka
  • Patent number: 11782287
    Abstract: Embodiments of the present techniques provide methods for assembling and manufacturing shape memory alloy (SMA) actuator assemblies, which may also advantageously simplify the process of, speed-up the process of and/or reduce the cost of manufacturing SMA actuator assemblies.
    Type: Grant
    Filed: October 30, 2018
    Date of Patent: October 10, 2023
    Assignee: CAMBRIDGE MECHATRONICS LIMITED
    Inventors: Robin Eddington, James Howarth
  • Patent number: 11778323
    Abstract: A camera accessory that is attachable to and detachable from a camera body, includes: a correction optical system that is movable in a direction intersecting an optical axis thereof; and a first communication unit that transmits to the camera body a first information regarding a position of the correction optical system and a second information regarding a vibration of the camera accessory.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: October 3, 2023
    Assignee: NIKON CORPORATION
    Inventor: Sueyuki Ohishi
  • Patent number: 11754802
    Abstract: The present embodiment relates to a lens driving device comprising: a housing; a bobbin disposed inside the housing; a magnet disposed in the housing; a first coil which is disposed in the bobbin, and is opposite to the magnet; a base disposed on the lower side of the housing; a substrate portion comprising a body portion, which is disposed on the upper surface of the base, and a terminal portion extending toward the lower side of the body portion; a terminal portion accommodating portion which is formed on a side surface of the base and accommodates at least a part of the terminal portion; and an adhesive accommodating groove which is formed in the terminal portion accommodating portion and accommodates at least a part of an adhesive contacting the terminal portion and the terminal portion accommodating portion.
    Type: Grant
    Filed: October 25, 2021
    Date of Patent: September 12, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jung Cheol Kim, Jin Suk Han, Sang Ok Park, Sang Jun Min, Byung Wook Son, Kyoung Ho Yoo, Tae Jin Jung
  • Patent number: 11754820
    Abstract: A zoom optical system (ZL) comprises, in order from an object: a first lens group (G1) having a positive refractive power; a second lens group (G2) having a negative refractive power; a third lens group (G3) having a positive refractive power; and a subsequent lens group (GR), wherein upon zooming, a distance between the first lens group (G1) and the second lens group (G2) changes, a distance between the second lens group (G2) and the third lens group (G3) changes, and a distance between the third lens group (G3) and the subsequent lens group (GR) changes, the subsequent lens group (GR) comprises a focusing lens group that moves upon focusing, and the second lens group (G2) comprises a partial group that satisfies following conditional expressions, 1.40<fvr/f2<2.30, 1.80<f1/fw<3.
    Type: Grant
    Filed: February 16, 2022
    Date of Patent: September 12, 2023
    Assignee: Nikon Corporation
    Inventor: Kosuke Machida
  • Patent number: 11743586
    Abstract: Various embodiments include a camera having an actuator with one or more moving coils and a dynamic flex circuit. In some embodiments, the camera may include a movable frame that is fixedly coupled with a lens group or an image sensor. The actuator may be a voice coil motor (VCM) actuator that moves the movable frame relative to one or more stationary structures of the camera. The VCM actuator may include a coil coupled with the movable frame, and a magnet coupled with the stationary structure(s). The dynamic flex circuit may be configured to provide an electrical connection between the coil and the stationary structure(s), and a portion of the dynamic flex circuit may provide service loop to allow motion of the movable frame enabled by the VCM actuator.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: August 29, 2023
    Assignee: Apple Inc.
    Inventor: Nicholas D. Smyth
  • Patent number: 11733478
    Abstract: A lens barrel is removeably attachable to an image pickup unit, wherein a large amount of shake can be corrected. This lens barrel includes a mounting part that is removeably attachable to an image pickup unit, including: an image forming optical system that forms a subject image for the image pickup unit; a support unit that supports at least a portion of the image forming optical system; and a fixed unit that is disposed outside of the support unit and that is fixed to the mounting unit. The support part is relatively rotatable and moveable with respect to the fixed unit, about at least two axes which are substantially orthogonal to the light axis of the image forming optical system.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: August 22, 2023
    Assignee: NIKON CORPORATION
    Inventors: Koji Nagaoka, Kunihiko Shimizu, Teppei Okuyama, Noriyasu Kotani, Hisanori Togawa
  • Patent number: 11726297
    Abstract: A camera module includes: a housing; a first frame rotatably mounted in the housing; a second frame rotatably mounted on the first frame; a reflective member mounted on the second frame; a first driver including a first magnet installed on either one of the housing and the first frame, and a first coil opposing the first magnet; and a second driver including a second magnet installed on either one of the housing and the second frame, and a second coil opposing the second magnet. The first frame is configured to rotate in a first axial direction perpendicular to an incident direction of light incident to the reflective member. The second frame is configured to rotate in a second axial direction parallel to an incident direction of light incident to the reflective member.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: August 15, 2023
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventor: Viatcheslav Smirnov
  • Patent number: 11722773
    Abstract: A sensor actuator includes an image sensor configured to convert incident light into an electrical signal, and first and second driving parts, configured to move the image sensor in first and second directions, respectively, each of the first and second driving parts includes one or more drivers each includes a wire having a change in length configured to move the image sensor. The one or more drivers in the second driving part is configured to move the image sensor and the first driving part together, and the first and second directions are different from each other.
    Type: Grant
    Filed: April 11, 2022
    Date of Patent: August 8, 2023
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Jae Woo Jun, Yun Kyoung Choi
  • Patent number: 11719905
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and at least three damping materials. The movable portion is configured to connect an optical member that has an optical 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 damping materials are located on an imaginary plane, and the imaginary plane is parallel to the optical axis.
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: August 8, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Chen-Hsien Fan, Chao-Chang Hu
  • Patent number: 11714333
    Abstract: An optical imaging apparatus capable of focusing is provided. The apparatus includes a lens assembly and an imaging sensing component. The lens group includes a stabilization component and a focusing component. The stabilization component has an optical axis and includes a first optical lens group and a driving element. The driving element is configured to drive the first optical lens group to move on a plane perpendicular to the optical axis or to rotate around the optical axis. The focusing component is fixed to the stabilization component and includes a second optical lens group. The second optical lens group is aligned with the optical axis. The image sensing component is fixed to one end of the lens group and is aligned with the optical axis.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: August 1, 2023
    Assignee: GUANGZHOU LUXVISIONS INNOVATIONS TECHNOLOGY LIMITED
    Inventor: Cheng-Te Tseng
  • Patent number: 11714265
    Abstract: Disclosed is a camera module. The camera module includes: a lens barrel disposed in a housing to receive a lens assembly; an elastic member in at least one of the housing and the lens barrel; a driving unit moving the lens barrel relative to the housing; and a sensor unit fixed to the housing.
    Type: Grant
    Filed: June 20, 2022
    Date of Patent: August 1, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventor: In Jae Yeo
  • Patent number: 11714255
    Abstract: A lens driving device is provided, the lens driving device including: a housing; a bobbin disposed at an inner side of the housing; a first driving part disposed on the bobbin; a second driving part disposed on the housing and facing the first driving part; a first mounting part disposed on the bobbin; a second mounting part disposed on the bobbin and disposed at an opposite side of the first mounting part based on a center of the bobbin; a first magnet disposed on the first mounting part; a sensor part sensing a position of the first magnet; and a second magnet disposed on the second mounting part.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: August 1, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Taek Lee, Sang Ok Park, Byung Wook Son, Seong Min Lee
  • Patent number: 11709374
    Abstract: A lens moving apparatus including: a housing having a recess; a bobbin disposed in the housing; a first coil unit disposed at the bobbin; a magnet disposed at the housing and facing the first coil unit; an upper elastic member coupled to an upper portion of the bobbin and an upper portion of the housing; a circuit board disposed under the housing; a second coil unit disposed on the circuit board and facing the magnet; and a support member electrically connecting the upper elastic member and the circuit board, wherein a portion of the support member is disposed in the recess of the housing, wherein the housing comprises a protrusion extending upwards from an upper surface thereof, and the protrusion is positioned farther from a center of the housing than the recess of the housing when viewed from a top.
    Type: Grant
    Filed: January 24, 2022
    Date of Patent: July 25, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Tae Bong Park, Jun Taek Lee, Kyoung Ho Yoo, Seung Taek Shin, Jin Suk Han
  • Patent number: 11696031
    Abstract: A drive mechanism, a camera device and a portable electric device are provided. The drive mechanism includes an auto-focusing mechanism and a stabilization mechanism. The auto-focusing mechanism receive and drive the lens along an optical axis of the lens. The auto-focusing mechanism includes a stator and a mover. The mover includes a holder for installing the lens. A groove is formed at a surface of the holder facing the stator. An inner side of the groove is coated with a vibration damping gel. The stator is provided with a claw member extending into the groove to cooperate with the vibration damping gel. The stator is further provided with a through-hole opposite to the groove to expose the groove. After assembling is completed, an amount of the vibration damping gel can be adjusted through the groove, thereby suppressing vibration of the auto-focusing mechanism and improving the vibration damping effect.
    Type: Grant
    Filed: April 29, 2022
    Date of Patent: July 4, 2023
    Assignee: AAC Optics (Nanning) Co., Ltd.
    Inventor: Kazuo Shikama
  • Patent number: 11681116
    Abstract: A lens driving device is provided, the lens driving device including: a housing; a bobbin disposed at an inner side of the housing; a first driving part disposed on the bobbin; a second driving part disposed on the housing and facing the first driving part; a first mounting part disposed on the bobbin; a second mounting part disposed on the bobbin and disposed at an opposite side of the first mounting part based on a center of the bobbin; a first magnet disposed on the first mounting part; a sensor part sensing a position of the first magnet; and a second magnet disposed on the second mounting part.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: June 20, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Jun Taek Lee, Sang Ok Park, Byung Wook Son, Seong Min Lee
  • Patent number: 11677304
    Abstract: An optical member driving mechanism is provided, including a movable portion, a fixed portion, and a driving assembly. The movable portion is connected to an optical member. The fixed portion has an accommodating space, and the optical member is received in the accommodating space. The movable portion is movable relative to the fixed portion. The driving assembly is configured to drive the movable portion to move relative to the fixed portion.
    Type: Grant
    Filed: March 4, 2020
    Date of Patent: June 13, 2023
    Assignee: TDK TAIWAN CORP.
    Inventors: Sheng-Zong Chen, Sung-Mao Tsai, Chen-Chi Kuo
  • Patent number: 11675173
    Abstract: An extender lens changes a focal length of an entire lens system after replacement to a longer focal length side than a focal length of a master lens by replacing a part of the master lens with the extender lens. The extender lens consists of, in order from an object side to an image side, a first lens group, and a negative second lens group. The first lens group is a lens group that has a positive refractive power as a whole and has a shortest focal length among lens groups consisting of one lens component or a plurality of consecutively arranged lens components. The extender lens satisfies a predetermined conditional expression.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: June 13, 2023
    Assignee: FUJIFILM Corporation
    Inventor: Daiki Komatsu
  • Patent number: 11662648
    Abstract: One embodiment of a lens driving device comprises: a housing supporting a first magnet; a bobbin provided on the inside of the first magnet, provided with a first coil on an outer peripheral surface thereof, and moving within the housing; a base disposed at the bottom of the bobbin; an upper elastic member provided at the top of the bobbin; and a supporting member disposed on a side surface of the housing, and having the bottom thereof coupled to the base, wherein a portion of the top of the supporting member may be coupled to the upper elastic member.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: May 30, 2023
    Assignee: LG INNOTEK CO., LTD.
    Inventors: Seung Taek Shin, Jin Suk Han, Tae Bong Park
  • Patent number: 11644659
    Abstract: An optical apparatus includes a pair of first driving force generators that generates a driving force to the movable member in a first direction orthogonal to optical axes of a pair of objective optical systems, and a second driving force generator that generates a driving force to the movable member in a second direction orthogonal to the optical axes of the pair of objective optical systems and the first direction. The pair of first driving force generators are provided between a first line segment passing through the optical axes of the pair of objective optical systems and a second line segment passing through the optical axes of the pair of eyepiece optical systems or on at least one line segment of the first line segment and the second line segment. The second driving force generator is provided between the pair of image stabilization optical systems.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: May 9, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventor: Takami Hirasawa
  • Patent number: 11640072
    Abstract: An optical unit with shake-correction function is provided and includes: a movable body, a rotational support structure, a gimbal mechanism, and a fixed body. The rotational support structure, which rotatably supports the movable body including a camera module around an optical axis, is rotatably supported by the gimbal mechanism around a first axis and a second axis. The rotational support structure includes a first annular groove provided on the movable body, a plate roller including a second annular groove facing the first annular groove in the direction of Z axis, and multiple spherical objects inserted into the first annular groove and the second annular groove. The gimbal mechanism rotatably supports the plate roller around a first axis. The movable body includes a first-side stopper part facing one of plate roller extension portions with a gap from one side in the circumferential direction around the Z axis.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: May 2, 2023
    Assignee: NIDEC SANKYO CORPORATION
    Inventors: Shogo Kasahara, Shinji Hatano
  • Patent number: 11640071
    Abstract: Enhancement of the functionality of image stabilization is achieved while smooth operation of a movable body is ensured. A lens barrel includes a lens unit including at least one lens, a first magnet for performing image stabilization in at least one of a first direction or a second direction, a second magnet for performing image stabilization in a rolling direction, a first coil that forms a magnetic circuit together with the first magnet, and moves the lens unit in at least one of the first direction or the second direction, a second coil that forms a magnetic circuit together with the second magnet, and rotates the lens unit in the rolling direction, and a mounting body having the first magnet and the second magnet mounted thereon. When the lens unit is moved in at least one of the first direction or the second direction, the first magnet, the second magnet, and the mounting body are integrally operated.
    Type: Grant
    Filed: August 3, 2018
    Date of Patent: May 2, 2023
    Assignee: SONY CORPORATION
    Inventors: Kazuki Sakae, Satoshi Hayakawa, Takashi Warashina, Keishi Iwana
  • Patent number: 11635603
    Abstract: Provided is a variable power optical system (ZL) used for an optical apparatus such as a camera (1). The variable power optical system (ZL) includes, in order from an object: a first lens group having positive refractive power; a second lens group having negative refractive power; a third lens group having negative refractive power; a fourth lens group having positive refractive power; and a fifth lens group. Upon zooming from a wide-angle end state to a telephoto end state, a distance between each of the lens groups changes, and upon focusing from an object at infinity to an object at a close distance, the third lens group moves in the optical axis direction.
    Type: Grant
    Filed: August 17, 2020
    Date of Patent: April 25, 2023
    Assignee: Nikon Corporation
    Inventors: Atsushi Shibayama, Kosuke Machida
  • Patent number: 11630321
    Abstract: Embodiments of the present disclosure disclose a camera module and a terminal device, and belongs to the field of optical image stabilization technologies. The camera module includes a lens optical device and an actuating part. The actuating part includes two movable blocks, fastening brackets located on two sides of each movable block, and a plurality of electrically controlled flexible members. The lens optical device is located between the two movable blocks, and is fastened on the two movable blocks. Each movable block is suspended on the fastening brackets by using elastic members. Each movable block and the fastening brackets on the two sides are connected by the electrically controlled flexible members. The present disclosure can improve an image stabilization effect of a terminal device in a photographing process.
    Type: Grant
    Filed: April 8, 2021
    Date of Patent: April 18, 2023
    Assignee: HUAWEI TECHNOLOGIES CO., LTD.
    Inventors: Liang Li, Li-Te Kuo, Zhuolin Cai
  • Patent number: 11630320
    Abstract: An optical assembly includes a movable body that includes an optical module, a frame body radially outward of the movable body, and support portions that swingably support the movable body with respect to the frame body. Each of the support portions includes a guide portion between the movable body and the frame body to support the movable body, and a preload portion that pushes the guide portion toward the movable body. A radially inner end portion of the preload portion is connected to a radially outer end portion of the guide portion. A radially outer end portion of the preload portion is supported by the frame body. One of the movable body and the guide portion includes a first convex surface, and the other includes a first concave surface in contact with the first convex surface.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: April 18, 2023
    Assignee: NIDEC CORPORATION
    Inventors: Kazuhiro Sazai, Tomohiro Egawa, Takayuki Iwase, Genki Tanaka, Tsutomu Arai, Shinji Minamisawa, Takeshi Sue
  • Patent number: 11609411
    Abstract: An electronic device includes a lens assembly that receives external light, which is used by a camera module to capture a still image and/or a moving picture, in a first direction, a housing forming an outer portion of the camera module, a first support disposed inside the housing and disposed in a second direction away from the lens assembly, wherein the second direction is perpendicular to the first direction; and a second support including at least a portion protruding in the second direction while surrounding the lens assembly, wherein the first support and the second support are disposed in the second direction away from the lens assembly.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: March 21, 2023
    Inventors: Kwangseok Byon, Byungkwon Kang, Hyunho Yu
  • Patent number: 11604332
    Abstract: The present technology relates to an imaging device and an electronic apparatus capable of adjusting a focus position and an image stabilization position with high accuracy. There are provided a lens that converges object light, an imaging element that photoelectrically converts the object light received from the lens, a circuit base that includes a circuit configured to output a signal received from the imaging element to an outside, an actuator that drives the lens with a PWM (Pulse Width Modulation) waveform in at least either one of an X-axis direction and a Y-axis direction, and plural detection units that are so disposed as to face plural first coils included in the actuator, and detect magnetic fields generated by the first coils. The present technology is applicable to an imaging device.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: March 14, 2023
    Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATION
    Inventors: Katsuji Kimura, Yuki Urano