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公开(公告)号：US20210302689A1
公开(公告)日：2021-09-30
申请号：US17038096
申请日：2020-09-30
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Heng-Yi SU , Ming-Ta CHOU , Te-Sheng TSENG
Abstract: A lens driving apparatus includes an imaging lens assembly, a driving mechanism and a carrier element. The imaging lens assembly includes at least one plastic lens element. The plastic element includes an effective optical portion, a peripheral portion and a light-shielding layer. The peripheral portion surrounds the effective optical portion. The light-shielding layer is disposed on an object side of the peripheral and surrounds the effective optical portion. The driving mechanism includes at least one coil and at least one magnet. The magnet is disposed correspondingly with the coil. Both of the plastic element and the one of the coil and the magnet are directly connected with the carrier element. An outer surface of the carrier element includes an assembling structure. The assembling structure is directly contacted with one of the coil and the magnet. The assembling structure and the carrier element are made integrally.
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公开(公告)号：US11106019B2
公开(公告)日：2021-08-31
申请号：US16426073
申请日：2019-05-30
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Ming-Ta Chou , Chun-Hua Tsai
Abstract: A plastic barrel includes an inner portion and an outer portion. The inner portion defines an interior space. The inner portion includes, in order from an object side to an image side, an object-side opening, a plurality of inner annular surfaces and an image-side opening. The interior space is configured for accommodating an imaging lens assembly, and the imaging lens assembly includes a plurality of plastic lens elements. The outer portion surrounds the inner portion. The outer portion includes a mounting structure. The mounting structure is disposed on a surface of the outer portion. The mounting structure is injection molded for mounting a planar conductive element and a wiring element. The mounting structure includes at least three gate traces, and the three gate traces are located on a surface of the mounting structure.
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公开(公告)号：US20210266432A1
公开(公告)日：2021-08-26
申请号：US17024988
申请日：2020-09-18
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Lin-An CHANG , Ming-Ta CHOU
Abstract: A camera module includes an imaging lens assembly, an image sensor, a first reflecting member and a first driving apparatus. The imaging lens assembly is for converging an imaging light on an image surface. The image sensor is disposed on the image surface. The first reflecting member is located on an image side of the imaging lens assembly, the first reflecting member is for folding the imaging light, and has a first translational degrees of freedom. The first reflecting member is assembled on the first driving apparatus, and the first driving apparatus is for driving the first reflecting member moving along the first translational degrees of freedom.
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公开(公告)号：US20210157214A1
公开(公告)日：2021-05-27
申请号：US17164985
申请日：2021-02-02
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Te-Sheng TSENG , Ming-Ta CHOU , Wen-Hung HSU
Abstract: A camera module includes a plastic carrier, an imaging lens assembly, a reflective element and a plurality of auto-focusing elements. The plastic carrier includes an inner portion and an outer portion, wherein an inner space is defined by the inner portion, and the outer portion includes at least one mounting structure. The imaging lens assembly is disposed in the inner space of the plastic carrier. The reflective element is for folding an image light by a reflective surface of the reflective element into the imaging lens assembly. The auto-focusing elements include at least two magnets and at least one wiring element, wherein the auto-focusing elements are for moving the plastic carrier along a second optical axis of the imaging lens assembly, and the magnets or the wiring element can be disposed on the mounting structure of the outer portion.
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公开(公告)号：US11016264B2
公开(公告)日：2021-05-25
申请号：US16220005
申请日：2018-12-14
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Te-Sheng Tseng , Wen-Hung Hsu , Ming-Ta Chou
Abstract: A lens assembly actuating module includes a holder, a metal yoke, a lens actuator and a Hall sensor. The holder includes a central opening, at least three metal connectors insert-molded with the holder, at least two metal terminals insert-molded with the holder, and a plurality of plated metal layers disposed on a surface of the holder. The metal yoke is coupled with the holder. The lens actuator is for carrying a lens unit including an optical axis. The lens actuator is movably disposed in the metal yoke. The lens actuator includes at least one elastic element and at least three metal hanging wires. The Hall sensor is disposed on one of the plated metal layers of the holder. The Hall sensor is for detecting a movement of the lens unit along a direction perpendicular to the optical axis.
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Patent Agency Ranking
公开(公告)号：US10924649B2
公开(公告)日：2021-02-16
申请号：US16567065
申请日：2019-09-11
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Te-Sheng Tseng , Wen-Hung Hsu , Ming-Ta Chou
Abstract: A photographing module includes a metal cover, a base, a lens portion and a leaf spring. The lens portion is displaceably disposed in an inner space. The leaf spring is assembled with the lens portion and includes an inner fixing portion, an outer fixing portion and an elastic portion. The inner fixing portion is assembled with the lens portion. The outer fixing portion contacts and is fixedly disposed with the metal cover. The elastic portion connects the inner fixing portion and the outer fixing portion. The leaf spring further includes a plurality of contact portions and a plurality of auxiliary elastic portions. Each of the auxiliary elastic portions connects the outer fixing portion and one of the contact portions. For the leaf spring, only the contact portions thereof contact side plates of the metal cover.
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公开(公告)号：US20200341350A1
公开(公告)日：2020-10-29
申请号：US16687430
申请日：2019-11-18
Applicant: LARGAN DIGITAL CO.,LTD.
Inventor： Te-Sheng TSENG , Ming-Ta CHOU , Wen-Hung HSU
Abstract: A camera driving module includes: a base including a central opening; a casing disposed on the base and including an opening hole corresponding to the central opening; a lens unit movably disposed on the casing; and a focus driving part. The focus driving part includes a carrier, an AF coil element, at least two permanent magnets and a Hall element. The carrier is disposed on the lens unit and movable in a direction parallel to an optical axis. The AF coil element is fixed to the base and faces toward the carrier. The permanent magnets are fixed on one side of the carrier facing toward the base and disposed opposite to each other about the optical axis. The Hall element faces toward a corresponding surface of one of the permanent magnets. The AF coil element and the corresponding surfaces are arranged in the direction parallel to the optical axis.
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公开(公告)号：US10805510B2
公开(公告)日：2020-10-13
申请号：US16539558
申请日：2019-08-13
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Te-Sheng Tseng , Ming-Ta Chou , Wen-Hung Hsu
Abstract: A camera driving module includes a base, a casing, a lens unit, a magnetic element, a coil, a spring and a damper agent. The base includes an opening. The casing is disposed on the base and includes a through hole and a broadwise notch structure. The broadwise notch structure is located nearby a periphery of the through hole. The lens unit is movably disposed on the casing and includes a protruding structure. The protruding structure is located at a periphery of the lens unit. The magnetic element is fixed to the casing and located at an inside the casing. The coil is fixed to the lens unit and located at an outside of the lens unit. The coil faces toward the magnetic element. The spring is disposed on the lens unit. The damper agent is disposed between the broadwise notch structure and the protruding structure.
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公开(公告)号：US10788646B2
公开(公告)日：2020-09-29
申请号：US15789202
申请日：2017-10-20
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Te-Sheng Tseng , Wen-Hung Hsu , Yung-Chun Kang
Abstract: A lens driving apparatus is for driving a lens assembly and includes a base, a metal cover, a carrier, a first coil, at least one first magnet, at least one second magnet, a frame and a spring set. At least one lower leaf spring of the spring set includes a frame connecting section, a carrier connecting section and a resilient section. The carrier connecting section and the second magnet are arranged along the first direction. The carrier connecting section includes an opening portion and a shielding portion, and the opening portion and the shielding portion both corresponding to the second magnet along the first direction are respectively for a part of the second magnet to be exposed through the opening portion and another part of the second magnet to be shielded by the shielding portion.
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公开(公告)号：US20200081321A1
公开(公告)日：2020-03-12
申请号：US16459781
申请日：2019-07-02
Applicant: LARGAN DIGITAL CO., LTD.
Inventor： Te-Sheng TSENG , Ming-Ta CHOU , Wen-Hung HSU
Abstract: A camera module includes a plastic carrier, an imaging lens assembly, a reflective element and a plurality of auto-focusing elements. The plastic carrier includes an inner portion and an outer portion, wherein an inner space is defined by the inner portion, and the outer portion includes at least one mounting structure. The imaging lens assembly is disposed in the inner space of the plastic carrier. The reflective element is for folding an image light by a reflective surface of the reflective element into the imaging lens assembly. The auto-focusing elements include at least two magnets and at least one wiring element, wherein the auto-focusing elements are for moving the plastic carrier along a second optical axis of the imaging lens assembly, and the magnets or the wiring element can be disposed on the mounting structure of the outer portion.
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