Patents Examined by Tamara Y Washington
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Patent number: 12204170Abstract: An optical driving mechanism is provided, including a movable portion, a fixed portion, a driving component and a first stopper component. The movable portion is configured to connect an optical element. The movable portion is movable relative to the fixed portion. The driving component is configured to drive the movable portion to move relative to the fixed portion. The first stopper component is configured to limit the range of movement of the movable portion relative to the fixed portion.Type: GrantFiled: September 15, 2021Date of Patent: January 21, 2025Assignee: TDK TAIWAN CORP.Inventors: Shou-Jen Liu, Man-Ting Lu, Chen-Yu Yu, Chen-Hsin Huang, Yi-Chieh Lin
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Patent number: 12189153Abstract: A method of producing a transmission grating includes: providing first and second glass plates, each having a first main surface defining a plurality of elongated reverse trapezoidal grooves, each having a reverse trapezoidal shape in a vertical cross-section and being defined by a first wall, a second wall, and a bottom surface, wherein the elongated reverse trapezoidal grooves are formed at an uniform interval, thus defining a plurality of elongated trapezoidal protrusions, each having a first wall, a second wall, and an upper surface; engaging the elongated trapezoidal protrusions of the first glass plate with the elongated reverse trapezoidal grooves of the second glass plate; and fitting the first walls of the protrusions with the first walls of the grooves and closely fitting the upper surfaces of the protrusions with the bottom surfaces of the grooves, and bonding the first glass plate to the second glass plate.Type: GrantFiled: March 26, 2021Date of Patent: January 7, 2025Assignee: NICHIA CORPORATIONInventor: Yukitoshi Marutani
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Patent number: 12174451Abstract: An imaging lens assembly module includes an imaging lens element set, a lens carrier and a light blocking structure. The imaging lens element set has an optical axis. At least one lens element of the lens elements is disposed in the lens carrier. The light blocking structure includes a light blocking opening. The optical axis passes through the light blocking opening, and the light blocking opening includes at least two arc portions and a shrinking portion. Each of the arc portions has a first curvature radius for defining a maximum diameter of the light blocking opening. The shrinking portion is connected to the arc portions for forming the light blocking opening into a non-circular shape. The shrinking portion includes at least one protruding arc which extends and shrinks gradually from the shrinking portion to the optical axis, and the protruding arc has a second curvature radius.Type: GrantFiled: November 8, 2023Date of Patent: December 24, 2024Assignee: LARGAN PRECISION CO., LTD.Inventors: Lin-An Chang, Ming-Ta Chou, Shu-Yun Yang, Cheng-Feng Lin
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Patent number: 12147026Abstract: The present invention comprises a compact optical see-through head-mounted display capable of combining, a see-through image path with a virtual image path such that the opaqueness of the see-through image path can be modulated and the virtual image occludes parts of the see-through image and vice versa.Type: GrantFiled: April 4, 2023Date of Patent: November 19, 2024Assignee: Magic Leap, Inc.Inventors: Chunyu Gao, Yuxiang Lin, Hong Hua
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Patent number: 12130489Abstract: An optical apparatus includes holders configured to hold on a base member a third holding member that holds a third optical element among a plurality of optical elements, and provided at three locations in a circumferential direction around an optical axis when viewed from an optical axis direction, or a holder configured to holding the base member on another member. Where first, second, and third axes pass through the optical axis and holders at the three locations, a first driver and a first guide member are disposed in a first area between the first axis and the second axis, and a second driver and a second guide member are disposed in a second area between the first axis and the third axis. The first driver and second driver are disposed in two areas that at least partially overlap each other in the optical axis direction.Type: GrantFiled: November 1, 2023Date of Patent: October 29, 2024Assignee: CANON KABUSHIKI KAISHAInventor: Toshihiro Okuda
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Patent number: 12124108Abstract: A camera lens is provided, including: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens; a fourth lens; a fifth lens; a sixth lens having a positive refractive power; and a seventh lens having a negative refractive power. A total effective focal length f of the camera lens, a half ImgH of a diagonal length of an effective pixel region on an imaging plane of the camera lens, and a distance TTL from an object side surface of the first lens to the imaging plane of the camera lens on the optical axis may satisfy: ImgH2/(TTLĂ—f)?0.8. The total effective focal length f, a radius of curvature R9 of an object side surface of the fifth lens and a radius of curvature R10 of an image side surface of the fifth lens may satisfy: 1.9?f/R9+f/R10<3.0.Type: GrantFiled: October 29, 2021Date of Patent: October 22, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Chao Chen, Yunbing Ji, Fujian Dai, Liefeng Zhao
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Patent number: 12124026Abstract: A master clock signal for an image capture device and a light emission device is accessed. The master clock signal is divided to generate a high frequency clock signal. A frame timer is used to measure a frame time of the image capture device based on cycles of the high frequency clock signal. Based on an exposure timing signal from the image capture device, estimating an exposure start time for the image capture device; is estimated. Based on the estimated starting time, the light emission device begins emission of a positional tracking pattern at the estimated starting time and for a duration determined by the measured frame time of the image capture device.Type: GrantFiled: January 11, 2023Date of Patent: October 22, 2024Assignee: MICROSOFT TECHNOLOGY LICENSING, LLCInventor: Ping Liu
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Patent number: 12124110Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises seven lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the optical imaging lens may shorten system length and enlarge field of view and aperture size.Type: GrantFiled: July 10, 2023Date of Patent: October 22, 2024Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Huabin Liao, Wenbin Lin, Jiali Lian, Ou Zhou
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Patent number: 12124107Abstract: A lens module includes a first lens having positive refractive power, a second lens having positive refractive power, a third lens having negative refractive power, a fourth lens having positive refractive power, a fifth lens having positive or negative refractive power, and a sixth lens having negative refractive power. One or more inflection points may be formed on an image-side surface of the sixth lens.Type: GrantFiled: October 31, 2022Date of Patent: October 22, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Il Yong Park
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Patent number: 12117666Abstract: An imaging lens driving module includes a lens carrier, a molded receiving base, a rolling element, a molded frame element and a driving mechanism. The lens carrier defines an optical axis. The molded receiving base is configured to receive the lens carrier. The rolling element is disposed between the lens carrier and the molded receiving base, and the lens carrier is allowed to be displaceable along the optical axis and relatively to the molded receiving base. The molded frame element is coupled with the molded receiving base for defining an inner space to receive the lens carrier. The driving mechanism drives the lens carrier displaceable along the optical axis, and includes a driving magnet and a driving coil, wherein the driving magnet is disposed on the lens carrier, the driving coil is corresponding to and faces towards the driving magnet.Type: GrantFiled: August 26, 2021Date of Patent: October 15, 2024Assignee: LARGAN DIGITAL CO., LTD.Inventors: Hao-Jan Chen, Heng-Yi Su, Ming-Ta Chou, Chen-Yi Huang, Ming-Shun Chang
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Patent number: 12117603Abstract: In one example, an on-mirror adaptive optics system may include a substrate including a deformable surface, a controller and a plurality of pockets defined in a substrate. Each of the pockets may include a an electrooptical sensor and an actuator. The controller may be communicatively coupled to the electrooptical sensor and the actuator. The controller may be configured to generate control voltages based on signals received from the electrooptical sensor to deform a portion of the deformable surface proximate a corresponding pocket of the plurality of pockets.Type: GrantFiled: July 26, 2021Date of Patent: October 15, 2024Assignee: II-VI DELAWARE, INC.Inventor: Mikhail Vorontsov
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Patent number: 12105353Abstract: An optical imaging lens system includes five lens elements which are, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element. The first lens element has positive refractive power. The second lens element has negative refractive power. The third lens element has positive refractive power. The fourth lens element has negative refractive power. The fifth lens element with negative refractive power has an object-side surface being concave in a paraxial region thereof.Type: GrantFiled: October 5, 2023Date of Patent: October 1, 2024Assignee: LARGAN PRECISION CO., LTD.Inventors: Hung-Shuo Chen, Shu-Yun Yang
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Patent number: 12099250Abstract: An actuator assembly (4001) includes a first part (4002), a second part (4004), a bearing arrangement (4003) and a drive arrangement (4005). The bearing arrangement (4003) includes first to fourth flexures (40151, 40152, 40153, 40154) arranged about a primary axis (4009) passing through the actuator assembly (4001). The bearing arrangement (4003) supports the second part (4004) on the first part (4002). The second part (4004) is tiltable about first and/or second axes (4011, 4012) which are not parallel and which are perpendicular to the primary axis (4009). The drive arrangement (4005) includes four lengths of shape memory alloy wire (40101, 40102, 40103, 40104). The four lengths of shape memory alloy wire (40101, 40102, 40103, 40104) are coupled to the second part (4004) and to the first part (4002).Type: GrantFiled: August 5, 2021Date of Patent: September 24, 2024Assignee: CAMBRIDGE MECHATRONICS LIMITEDInventors: Andrew Benjamin Simpson Brown, Adam South, Robert Langhorne, James Howarth, Emily Kwok
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Patent number: 12066688Abstract: An optical element drive mechanism is provided. The optical element drive mechanism includes an immovable part, a movable part, and a drive assembly. The movable part is connected to an optical element that includes an optical axis. The movable part is movable relative to the immovable part. The drive assembly drives the movable part to move relative to the immovable part.Type: GrantFiled: August 27, 2021Date of Patent: August 20, 2024Assignee: TDK TAIWAN CORP.Inventors: Shu-Shan Chen, Chieh-An Chang, Pai-Jui Cheng, Chao-Chang Hu
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Patent number: 12055728Abstract: The present specification relates to a method for light microscopic examination of a sample (6), in particular by means of laser scanning or MINFLUX microscopy, in which a drift of the sample (6) or of an object in a sample (6) with respect to the light microscope (26) is detected and, if necessary, corrected. In particular, the present specification relates to a corresponding method for examining the sample (6) using laser scanning or MINFLUX microscopy. For this purpose, reference markers (8, 13) are located in the sample, the position of which is repeatedly determined according to the MINFLUX principle in order to determine the drift.Type: GrantFiled: March 25, 2022Date of Patent: August 6, 2024Assignee: ABBERIOR INSTRUMENTS GMBHInventors: Roman Schmidt, Benjamin Harke, Matthias Reuss, Lars Kastrup
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Patent number: 12055839Abstract: This camera actuator is provided with a stationary-side member, a movable-side member which is provided to the stationary-side member in a displaceable manner and which holds a lens section, and a drive section which displaces the movable-side member in a plane including a first direction and a second direction which is perpendicular to the first direction. The movable-side member has a magnet affixation section for affixing a magnet section thereto such that the magnet section faces the stationary-side member, the magnet section being used for detecting the position of the movable-side member in either the first direction or the second direction. The surface of the magnet affixation section, to which the magnet section is mounted, is formed from metal.Type: GrantFiled: October 25, 2019Date of Patent: August 6, 2024Assignee: MITSUMI ELECTRIC CO., LTD.Inventor: Masahiro Saito
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Patent number: 12055789Abstract: An optical imaging lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The second lens element has positive refractive power. The third lens element has positive refractive power. The fourth lens element has positive refractive power. The fifth lens element has positive refractive power. The sixth lens element has an image-side surface being concave in a paraxial region thereof, wherein the image-side surface of the sixth lens element has at least one inflection point. The optical imaging lens assembly has a total of six lens elements.Type: GrantFiled: February 21, 2023Date of Patent: August 6, 2024Assignee: LARGAN PRECISION CO., LTD.Inventor: Hsin-Hsuan Huang
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Patent number: 12050359Abstract: A lens drive device having a housing, a bobbin disposed within the housing, a coil disposed in the bobbin, a magnet disposed in the housing and facing the coil, a base disposed below the housing, and an elastic member coupled to the bobbin and the housing is provided. The base includes a groove formed in the upper surface thereof. At least a part of the elastic member is disposed in the groove of the base or above the groove. The groove of the base is disposed with a damping material.Type: GrantFiled: August 25, 2022Date of Patent: July 30, 2024Assignee: LG INNOTEK CO., LTD.Inventor: Sung Guk Lee
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Patent number: 12032226Abstract: 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 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, wherein the optical imaging system satisfies 0.5<L12345TRavg/L7TR<0.9, where L12345TRavg is an average value of overall outer diameters of the first to fifth lenses, L7TR is an overall outer diameter of the seventh lens, and L12345TRavg and L7TR are expressed in a same unit of measurement.Type: GrantFiled: June 7, 2023Date of Patent: July 9, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Jin Hwa Jung, Sot Eum Seo, Yong Joo Jo, Ga Young An
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Patent number: 12032224Abstract: An optical element driving mechanism is provided and includes a fixed assembly, a movable assembly, a driving assembly and a circuit assembly. The movable assembly is configured to connect an optical element, the movable assembly is movable relative to the fixed assembly, and the optical element has an optical axis. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly. The circuit assembly includes a plurality of circuits and is affixed to the fixed assembly.Type: GrantFiled: February 23, 2023Date of Patent: July 9, 2024Assignee: TDK TAIWAN CORP.Inventors: Sin-Hong Lin, Yung-Ping Yang, Wen-Yen Huang, Yu-Cheng Lin, Kun-Shih Lin, Chao-Chang Hu, Yung-Hsien Yeh, Mao-Kuo Hsu, Chih-Wei Weng, Ching-Chieh Huang, Chih-Shiang Wu, Chun-Chia Liao, Chia-Yu Chang, Hung-Ping Chen, Wei-Zhong Luo, Wen-Chang Lin, Shou-Jen Liu, Shao-Chung Chang, Chen-Hsin Huang, Meng-Ting Lin, Yen-Cheng Chen, I-Mei Huang, Yun-Fei Wang, Wei-Jhe Shen