Patents by Inventor Te-Sheng Tseng
Te-Sheng Tseng has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11960141Abstract: Provided is a lens assembly driving module including a photographing lens assembly, a first driving mechanism and a second driving mechanism. The photographing lens assembly includes N lens elements and has an optical axis passing through the N lens elements. The first driving mechanism drives at least N/2 said lens elements to move along the optical axis of the photographing lens assembly. The second driving mechanism enables a relative distance along the optical axis of two adjacent ones of the N lens elements to vary. Therefore, any specific one of the lens elements is capable of being driven to optimize optical imaging resolution of various fields of view independently within a real shot at different object distances.Type: GrantFiled: September 21, 2020Date of Patent: April 16, 2024Assignee: LARGAN DIGITAL CO., LTD.Inventors: Heng-Yi Su, Hao-Jan Chen, Ming-Ta Chou, Te-Sheng Tseng
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Publication number: 20240118589Abstract: 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.Type: ApplicationFiled: December 18, 2023Publication date: April 11, 2024Inventors: Te-Sheng TSENG, Ming-Ta CHOU, Wen-Hung HSU
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Publication number: 20240118514Abstract: 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.Type: ApplicationFiled: December 13, 2023Publication date: April 11, 2024Applicant: LARGAN DIGITAL CO.,LTD.Inventors: Te-Sheng TSENG, Ming-Ta CHOU, Wen-Hung HSU
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Publication number: 20240111133Abstract: An imaging lens assembly module includes a lens carrier, a rotatable component, an imaging surface and a holder portion. At least one lens element of the imaging lens assembly module is disposed on the lens carrier, and the lens carrier includes an assembling structure. The rotatable component includes a blade set and a rotating element. The blade set includes rotatable blades surrounding an optical axis to form a through hole. The rotating element is connected to the blade set. The imaging surface is located on an image side of the lens carrier. The holder portion is configured to keep a fixed distance between the lens carrier and the imaging surface. The blade set and the rotating element are disposed on the assembling structure, and the blade set and the rotating element rotate relatively to the assembling structure, so that the dimension of the through hole is variable.Type: ApplicationFiled: September 21, 2023Publication date: April 4, 2024Inventors: Yu-Tzu CHANG, Hsiu-Yi HSIAO, Ming-Ta CHOU, Te-Sheng TSENG
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Publication number: 20240103342Abstract: A variable aperture module includes a blade assembly, a positioning element, a driving part and pressing structures. The blade assembly includes movable blades disposed around an optical axis to form a light passable hole with an adjustable size. Each movable blade has a positioning hole and a movement hole adjacent thereto. The positioning element includes positioning structures disposed respectively corresponding to the positioning holes. The driving part includes a rotation element disposed corresponding to the movement holes and is rotatable with respect to the positioning element. The pressing structures are disposed respectively corresponding to the movable blades. Each pressing structure is at least disposed into at least one of the positioning hole and the movement hole of the corresponding movable blade. Each pressing structure at least presses against at least one of the corresponding one positioning structure and the rotation element.Type: ApplicationFiled: November 21, 2022Publication date: March 28, 2024Applicant: LARGAN PRECISION CO., LTD.Inventors: Chia-Cheng TSAI, Hsiu-Yi HSIAO, Ming-Ta CHOU, Te-Sheng TSENG
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Publication number: 20240094497Abstract: An imaging lens module includes a casing, an imaging lens disposed to the casing, a lens carrier supporting the image lens, an elastic element connected to the lens carrier to provide the lens carrier with a translational degree of freedom along an optical axis, a frame connected to the elastic element such that the lens carrier is movable along the optical axis with respect to the frame, a variable through hole module coupled to the imaging lens and having a light passable hole with a variable aperture size, and a wiring assembly including a fixed wiring part at least partially located closer to the opening than the elastic element and a movable wiring part electrically connected to the fixed wiring part and the variable through hole module. The optical axis passes through lens elements of the imaging lens and the center of the variable through hole module.Type: ApplicationFiled: January 10, 2023Publication date: March 21, 2024Applicant: LARGAN PRECISION CO., LTD.Inventors: Hao-Jan CHEN, Heng Yi SU, Ming-Ta CHOU, Te-Sheng TSENG
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Publication number: 20240069410Abstract: A variable aperture module includes a blade assembly including movable blades, a positioning element including positioning structures and a driving part including a rotation element. The movable blades are disposed around an optical axis to form a light passable hole with adjustable size for different hole size states and each have an inner surface to define the contour of the light passable hole in each hole size state. The positioning structures correspond to the movable blades. The rotation element is rotatable with respect to the positioning element and is configured to rotate the movable blades to adjust a size of the light passable hole. There are matte structures disposed on each inner surface. Each matte structure is single structure extending towards the optical axis, such that at least part of the contour of the light passable hole has an undulating shape at least in several hole size states.Type: ApplicationFiled: April 13, 2023Publication date: February 29, 2024Applicant: LARGAN PRECISION CO., LTD.Inventors: Te-Sheng TSENG, Chen Wei FAN, Ming-Ta CHOU, Kuan-Ming CHEN
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Patent number: 11899272Abstract: A lens driving apparatus includes a holder, a cover, a carrier, a first magnet, a coil, a spring, two second magnets and a hall sensor. The holder includes an opening hole. The cover is made of metal material and coupled to the holder. The carrier is movably disposed in the cover, and for coupling to a lens. The first magnet is connected to an inner side of the cover. The coil is wound around an outer side of the carrier, and adjacent to the first magnet. The spring is coupled to the carrier. The second magnets are disposed on one end of the carrier which is toward the holder. The hall sensor is for detecting a magnetic field of any one of the second magnets, wherein the magnetic field is varied according to a relative displacement between the hall sensor and the second magnet which is detected.Type: GrantFiled: March 31, 2022Date of Patent: February 13, 2024Assignee: LARGAN PRECISION CO., LTD.Inventors: Chun-Yi Lu, Te-Sheng Tseng, Wen-Hung Hsu
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Patent number: 11886032Abstract: 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.Type: GrantFiled: July 26, 2022Date of Patent: January 30, 2024Assignee: LARGAN DIGITAL CO., LTD.Inventors: Te-Sheng Tseng, Ming-Ta Chou, Wen-Hung Hsu
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Patent number: 11886106Abstract: A photographing module includes a lens assembly, a reflection element, an image sensor, and lens element, reflection element and image sensor driving modules. An axial voice coil motor of the lens element driving module moves the lens assembly along a lens optical axis. A rotating connection part and a curved recess structure are disposed between a holder and a carrier movable relative to the holder. A lateral voice coil motor of the reflection element driving module drives the carrier carrying the reflection element to rotate around an axis passing through the rotating connection part. A plurality of rollable elements are located between and in contact with the fixed member and the movable plate. A lateral voice coil motor of the image sensor driving module drives the movable plate carrying the image sensor to move based on a dynamic axis orthogonal to the lens optical axis.Type: GrantFiled: June 3, 2022Date of Patent: January 30, 2024Assignee: LARGAN PRECISION CO., LTD.Inventors: Chen Wei Fan, Ming-Ta Chou, Te-Sheng Tseng, Chen-Yi Huang
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Patent number: 11880117Abstract: 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.Type: GrantFiled: August 31, 2022Date of Patent: January 23, 2024Assignee: LARGAN DIGITAL CO., LTD.Inventors: Te-Sheng Tseng, Ming-Ta Chou, Wen-Hung Hsu
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Publication number: 20240022803Abstract: A camera module includes an imaging lens, an image sensor, a corner drive mechanism and a side drive mechanism. The image sensor is disposed at an image side of the imaging lens. The image sensor includes a photosensitive surface. The photosensitive surface faces the imaging lens. The photosensitive surface is substantially rectangular. The photosensitive surface is movable close to or away from the imaging lens in a focusing direction, and is movable in a translational direction orthogonal to the focusing direction. The corner drive mechanism is disposed corresponding to a corner of the photosensitive surface. The side drive mechanism is disposed corresponding to a side of the photosensitive surface. One of the corner drive mechanism and the side drive mechanism drives the image sensor to move in the focusing direction, and another one thereof drives the image sensor to move in the translational direction.Type: ApplicationFiled: April 25, 2023Publication date: January 18, 2024Applicant: LARGAN PRECISION CO., LTD.Inventors: Te-Sheng TSENG, Yu-Chen LAI, Ming-Ta CHOU
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Publication number: 20240019711Abstract: An image stabilization lens module includes a lens holder, a light-folding element, a movable carrier, a fixed base, a swing element and a driving mechanism. The movable carrier carries the light-folding element. The fixed base connects the movable carrier via an elastic element. The swing element between the movable carrier and the fixed base includes a main body, a carrier support structure and a base auxiliary structure on a carrier corresponsive surface of the main body, and a base support structure and a carrier auxiliary structure on a base corresponsive surface of the main body. The carrier support structure supports the movable carrier. The base support structure contacts the fixed base. The driving mechanism is for driving the movable carrier to rotate. The carrier auxiliary structure, the base auxiliary structure and the main body are formed in one piece.Type: ApplicationFiled: September 9, 2022Publication date: January 18, 2024Applicant: LARGAN PRECISION CO., LTD.Inventors: Te-Sheng TSENG, Heng Yi SU, Ming-Ta CHOU
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Patent number: 11867971Abstract: A lens driving apparatus includes a holder, a metal cover, a carrier, a sensing magnet, a printed circuit board, a position sensor, a coil and at least one driving magnet. The metal cover is coupled with the holder and has an opening. The carrier is assembled to a lens assembly having an optical axis, wherein the carrier is disposed in the metal cover and is movable along a direction parallel to the optical axis. The sensing magnet is coupled with the carrier. The printed circuit board is disposed near to one of the four lateral sides of the holder. The position sensor is disposed on the printed circuit board and corresponds to the sensing magnet. The coil is disposed on an outer surface of the carrier. One of the driving magnet is disposed in the metal cover and corresponds to the coil.Type: GrantFiled: April 7, 2022Date of Patent: January 9, 2024Assignee: LARGAN DIGITAL CO., LTD.Inventors: Te-Sheng Tseng, Wen-Hung Hsu, Ming-Ta Chou
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Publication number: 20240007748Abstract: A shiftable image sensor module includes an image sensor, an inner frame portion, an outer frame portion, an elastic connecting portion and a conductive wire portion. Each of the inner frame portion and the outer frame portion has a plurality of electrical connecting terminals, and the image sensor is disposed on the inner frame portion. The outer frame portion is disposed around the inner frame portion. The elastic connecting portion is connected to the outer frame portion and the inner frame portion. The conductive wire portion is composed of a plurality of conductive wire units. Each of the conductive wire units has two ends, the ends of each of the conductive wire units are electrically connected to each of the electrical connecting terminals of the outer frame portion and the inner frame portion, respectively, and the conductive wire units of the conductive wire portion are not physically contacted.Type: ApplicationFiled: June 20, 2023Publication date: January 4, 2024Inventors: Te-Sheng TSENG, Lin-An CHANG
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Patent number: 11852887Abstract: A camera module includes a metal yoke, a holding base, a plastic barrel, a plurality of plastic lens elements, a leaf spring pair and a coil element. The holding base is connected to the metal yoke and defines an inner space. The holding base has a through hole which is corresponding to an opening of the metal yoke. The plastic barrel is movably disposed in the inner space. The plastic lens elements are disposed in the plastic barrel. The leaf spring pair includes two leaf springs which are located on a same plane and connected to the plastic barrel. The coil element surrounds an outer surface of the plastic barrel and electrically connected to the leaf spring pair, wherein two ends of the coil element is connected to the leaf springs by a thermal pressing method.Type: GrantFiled: November 28, 2022Date of Patent: December 26, 2023Assignee: LARGAN DIGITAL CO., LTD.Inventors: Te-Sheng Tseng, Ming-Ta Chou, Wen-Hung Hsu
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Patent number: 11852892Abstract: A lens assembly module includes a base, a cover, a lens unit, an elastic element, at least two conductive elements, at least one AF coil element and at least two first magnetic elements. The cover is coupled to the base. The lens unit is movably disposed in the cover. The elastic element is coupled to the lens unit. The conductive elements are coupled to the lens unit. The AF coil element is disposed on the lens unit, and two ends of the AF coil element are electrically connected to the conductive elements, respectively. The first magnetic elements are disposed in the cover. A part of each of the inner portions is overlapped along a direction parallel to an optical axis and electrically connected to each conductive element. The AF coil element and the conductive elements are electrically connected by a welding method.Type: GrantFiled: September 6, 2022Date of Patent: December 26, 2023Assignee: LARGAN DIGITAL CO., LTD.Inventors: Te-Sheng Tseng, Wen-Hung Hsu, Ming-Ta Chou, Hao-Jan Chen
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Publication number: 20230353852Abstract: An imaging lens assembly module includes an imaging lens assembly, a light path folding element, a first lens barrel, a second lens barrel, a base and a plurality of rolling bearings. The imaging lens assembly includes a plurality of plastic lens elements, and defines a first optical axis passing through the plastic lens elements. The first lens barrel contains one or more of the plastic lens elements. The second lens barrel contains another one or more of the plastic lens elements. The base includes a guiding groove structure, and the guiding groove structure extends continuously along a direction parallel to the first optical axis. The rolling bearings interposed between the first lens barrel and the base and the rolling bearings interposed between the second lens barrel and the base are interposed in the guiding groove structure.Type: ApplicationFiled: June 19, 2023Publication date: November 2, 2023Inventors: Heng-Yi SU, Ming-Ta CHOU, Te-Sheng TSENG
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Patent number: 11796759Abstract: A camera module includes a metal yoke, a holder, a plastic barrel, a plurality of plastic lens elements and a plurality of metal conducting elements. The holder is connected to the metal yoke for forming an inner space. The plastic barrel is movably disposed in the inner space and includes at least one buffering part. The plastic lens elements are disposed in the plastic barrel. The metal conducting elements are at least one leaf spring and a wire element, wherein the metal conducting elements are connected to the plastic barrel. Before the at least one buffering part contacts a contacting part of the at least one leaf spring, there is a gap distance between the at least one buffering part and the contacting part of the at least one leaf spring.Type: GrantFiled: June 14, 2022Date of Patent: October 24, 2023Assignee: LARGAN DIGITAL CO., LTD.Inventors: Te-Sheng Tseng, Ming-Ta Chou, Wen-Hung Hsu
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Publication number: 20230336860Abstract: A camera module includes a fixed base, a carrier, an elastic element, an imaging lens, a coil, a magnetic element, a connection wire and a light-blocking coating. The carrier is disposed opposite to the fixed base and has a bobbin. The elastic element is connected to the fixed base and the carrier so as to provide freedom of movement of the carrier with respect to the fixed base. The imaging lens is disposed on the carrier and has an optical axis. The coil is disposed on the carrier. The magnetic element is disposed corresponding to the coil so as to provide a driving force for moving the carrier. The connection wire is disposed on the bobbin and electrically connected to the elastic element and the coil, and the connection wire has at least part facing towards the optical axis where the light-blocking coating is disposed.Type: ApplicationFiled: August 1, 2022Publication date: October 19, 2023Applicant: LARGAN DIGITAL CO.,LTD.Inventors: Lin An CHANG, Te-Sheng TSENG, Ming-Ta CHOU