Patents by Inventor Xuqi Bian
Xuqi Bian 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: 11892601Abstract: A camera optical lens includes, from an object side to an image side, a first lens having a positive refractive power; a second lens having a positive refractive power; a third lens; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power, and satisfies: 2.10?f1/f?4.00; 1.00?d4/d6?3.00; 0.20?d8/d9?0.90, and where f and f1 respectively denote focal lengths of the camera optical lens and the first lens; d4 denotes an on-axis distance between the second lens and the third lens; d6 denotes an on-axis distance between the third lens and the fourth lens; d8 denotes an on-axis distance between the fourth lens and the fifth lens; and d9 denotes an on-axis thickness of the fifth lens, thereby achieving good optical performance while satisfying design requirements for ultra-thinness, a wide angle and a large aperture.Type: GrantFiled: December 25, 2020Date of Patent: February 6, 2024Assignee: Changzhou Raytech Optronics Co., Ltd.Inventor: Xuqi Bian
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Patent number: 11693220Abstract: The present disclosure discloses a camera optical lens, which includes, from an object-side to an-image side: a first lens having a positive refractive power, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eight lens, which satisfies following conditions: 0.95?f/TTL; ?4.00?f2/f??1.90; and ?15.00?(R7+R8)/(R7?R8)??2.50; where TTL denotes a total optical length from an object-side surface of the first lens to an image surface of the camera optical lens along an optic axis; f denotes a focal length of the camera optical lens; f2 denotes a focal length of the second lens; R7 denotes a curvature radius of an object-side surface of the fourth lens; R8 denotes a curvature radius of an image-side surface of the fourth lens. The camera optical lens can achieve good optical performance while meeting the design requirement for long focal length and ultra-thinness.Type: GrantFiled: December 30, 2020Date of Patent: July 4, 2023Assignee: Changzhou Raytech Optronics Co., Ltd.Inventor: Xuqi Bian
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Patent number: 11543630Abstract: A camera optical lens includes first to fifth lenses. The camera optical lens satisfies: 1.50?(R5+R6)/(R5?R6); 0.40?d4/d6?1.25; 1.00?TTL/IH?1.30; and 1.00?(R3+R4)/(R3?R4)?2.40, where R3 and R4 denote curvature radiuses of an object side surface and an image side surface of the second lens, respectively; R5 and R6 denote curvature radiuses of an object side surface and an image side surface of the third lens, respectively; d4 denotes an on-axis distance from the image side surface of the second lens to the object side surface of the third lens; d6 denotes an on-axis distance from the image side surface of the third lens to an object side surface of the fourth lens; IH denotes an image height of the camera optical lens; and TTL denotes a total optical length. The camera optical lens has good optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.Type: GrantFiled: December 22, 2020Date of Patent: January 3, 2023Assignee: AAC Optics (Changzhou) Co., Ltd.Inventor: Xuqi Bian
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Patent number: 11480764Abstract: The present disclosure provides a camera optical lens, which includes, 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 refractive power; where the camera optical lens satisfies following conditions: 10.00?d5/d6?25.00; 2.00?f2/f?9.00; 3.00?(R7+R8)/(R7?R8)?25.00; and ?2.00?f4/f?10.41. The camera optical lens satisfies a design requirement of a large aperture, ultra-thinness and a wide angle while having good optical functions.Type: GrantFiled: July 30, 2020Date of Patent: October 25, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventor: Xuqi Bian
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Patent number: 11454784Abstract: Provided is a camera optical lens including, sequentially from an object side to an image side: a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; and a fourth lens having a negative refractive power. The camera optical lens satisfies following conditions: 2.00?(f1+f3)/f?2.30; ?8.60?(f2+f4)/f??4.80; ?2.10?(R1+R2)/(R1?R2)??1.90; ?4.00?(R3+R4)/(R3?R4)??1.00; and 2.00?(R7+R8)/(R7?R8)?3.40. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.Type: GrantFiled: August 12, 2020Date of Patent: September 27, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Xuqi Bian, Minyi Xu, Hiroyuki Teraoka
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Patent number: 11435556Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: an aperture; a first lens having a positive refractive power; a second lens having a positive refractive power; a third lens having a negative refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power; and a sixth lens having a negative refractive power. The camera optical lens satisfies following conditions: 8.00?d1/d2?12.00; and 2.80?v1/v3?4.00, where d1 denotes an on-axis thickness of the first lens; d2 denotes an on-axis distance from an image side surface of the first lens to an object side surface of the second lens; v1 denotes an abbe number of the first lens; and v3 denotes an abbe number of the third lens.Type: GrantFiled: December 7, 2019Date of Patent: September 6, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Xuqi Bian, Wen Sun
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Patent number: 11402615Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: an aperture; a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a negative refractive power; a fourth lens having a positive refractive power; a fifth lens having a negative refractive power; a sixth lens having a positive refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: 11.00?f2/f1??6.00; and 5.00?d7/d6?10.00, where f1 denotes a focal length of the first lens; f2 denotes a focal length of the second lens; d7 denotes an on-axis thickness of the fourth lens; and d6 denotes an on-axis distance from an image side surface of the third lens to an object side surface of the fourth lens.Type: GrantFiled: December 7, 2019Date of Patent: August 2, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Xuqi Bian, Wen Sun
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Patent number: 11366291Abstract: A camera optical lens includes, from an object side to an image side, a first lens having a positive refractive power; a second lens having a negative refractive power; and a third lens having a positive refractive power, and satisfies: 0.65?f1/f?0.85; ?0.90?f2/f??0.60; 1.00?f3/f?1.20; ?8.00?(R5+R6)/(R5?R6)??2.50; 2.50?d5/d4?4.50; and 1.55?n2?1.70, where f, f1, f2, and f3 respectively denote focal lengths of the camera optical lens, the first lens, the second lens, and the third lens; R5 and R6 respectively denote central curvature radii of object side and image side surfaces of the third lens; d4 denotes an on-axis distance from an image side surface of the second lens to an object side surface of the third lens; d5 denotes an on-axis thickness of the third lens; and n2 denotes a refractive index of the second lens, thereby achieving good optical performance while meeting requirements of ultra-thinness and a wide angle.Type: GrantFiled: December 25, 2020Date of Patent: June 21, 2022Assignee: AAC Optics (Changzhou) Co., Ltd.Inventors: Mengke Tan, Xuqi Bian
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Patent number: 11340426Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: an aperture; a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power; a sixth lens having a negative refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: 5.00?f4/f2?10.00; and 7.50?f3/f5?50.00, where f2 denotes a focal length of the second lens; f3 denotes a focal length of the third lens; f4 denotes a focal length of the fourth lens; and f5 denotes a focal length of the fifth lens.Type: GrantFiled: December 7, 2019Date of Patent: May 24, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Xuqi Bian, Wen Sun
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Patent number: 11333854Abstract: The present disclosure provides a camera optical lens. The camera optical lens includes, from an object side to an image side: an aperture; a first lens having a positive refractive power; a second lens having a negative refractive power; a third lens having a positive refractive power; a fourth lens having a negative refractive power; a fifth lens having a positive refractive power; a sixth lens having a negative refractive power; and a seventh lens having a negative refractive power. The camera optical lens satisfies following conditions: 9.00?f3/f?30.00; and 2.90?v1/v2?5.00, where f denotes a focal length of the camera optical lens; f3 denotes a focal length of the third lens; v1 denotes an abbe number of the first lens; and v2 denotes an abbe number of the second lens.Type: GrantFiled: December 7, 2019Date of Patent: May 17, 2022Assignee: AAC Options Solutions Pte. Ltd.Inventors: Xuqi Bian, Jia Chen
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Patent number: 11314059Abstract: The present disclosure relates to the field of optical lenses and provides a camera optical lens. The camera optical lens includes, from an object side to an image side: a first lens; a second lens; a third lens; a fourth lens; a fifth lens; a sixth lens; and a seventh lens. The camera optical lens satisfies following conditions: 1.51?f1/f?2.50, 1.70?n1?2.20, ?2.00?f3/f4?0.00; 3.00?(R13+R14)/(R13?R14)?10.00; and 1.70?n2?2.20. The camera optical lens can achieve a high imaging performance while obtaining a low TTL.Type: GrantFiled: November 11, 2019Date of Patent: April 26, 2022Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Xuqi Bian, Lei Zhang
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Publication number: 20220099937Abstract: The present disclosure discloses a camera optical lens, which includes, from an object-side to an-image side: a first lens having a positive refractive power, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens and an eight lens, which satisfies following conditions: 0.95?f/TTL; ?4.00?f2/f??1.90; and ?15.00?(R7+R8)/(R7?R8)??2.50; where TTL denotes a total optical length from an object-side surface of the first lens to an image surface of the camera optical lens along an optic axis; f denotes a focal length of the camera optical lens; f2 denotes a focal length of the second lens; R7 denotes a curvature radius of an object-side surface of the fourth lens; R8 denotes a curvature radius of an image-side surface of the fourth lens. The camera optical lens can achieve good optical performance while meeting the design requirement for long focal length and ultra-thinness.Type: ApplicationFiled: December 30, 2020Publication date: March 31, 2022Inventor: Xuqi Bian
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Publication number: 20220075151Abstract: A camera optical lens is provided. The camera optical lens includes, from an object side to an image side, a first lens, a second lens having a positive refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, and a ninth lens. The camera optical lens satisfies following conditions: 3.50?f1/f?6.50; and 3.00?d13/d14?15.00, where f denotes a focal length of the camera optical lens, f1 denotes a focal length of the first lens, d13 denotes an on-axis thickness of the seventh lens, and d14 denotes an on-axis distance from an image side surface of the seventh lens to an object side surface of the eighth lens. The camera optical leans according to the present disclosure has good optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.Type: ApplicationFiled: December 28, 2020Publication date: March 10, 2022Inventor: Xuqi Bian
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Publication number: 20220035129Abstract: A camera optical lens includes, from an object side to an image side, a first lens having a positive refractive power; a second lens having a negative refractive power; and a third lens having a positive refractive power, and satisfies: 0.65?f1/f?0.85; ?0.90?f2/f??0.60; 1.00?f3/f?1.20; ?8.00?(R5+R6)/(R5?R6)??2.50; 2.50?d5/d4?4.50; and 1.55?n2?1.70, where f, f1, f2, and f3 respectively denote focal lengths of the camera optical lens, the first lens, the second lens, and the third lens; R5 and R6 respectively denote central curvature radii of object side and image side surfaces of the third lens; d4 denotes an on-axis distance from an image side surface of the second lens to an object side surface of the third lens; d5 denotes an on-axis thickness of the third lens; and n2 denotes a refractive index of the second lens, thereby achieving good optical performance while meeting requirements of ultra-thinness and a wide angle.Type: ApplicationFiled: December 25, 2020Publication date: February 3, 2022Inventors: Mengke Tan, Xuqi Bian
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Publication number: 20220026678Abstract: A camera optical lens includes, from an object side to an image side, a first lens having a positive refractive power; a second lens having a positive refractive power; a third lens; a fourth lens having a positive refractive power; and a fifth lens having a negative refractive power, and satisfies: 2.10?f1/f?4.00; 1.00?d4/d6?3.00; 0.20?d8/d9?0.90, and where f and f1 respectively denote focal lengths of the camera optical lens and the first lens; d4 denotes an on-axis distance between the second lens and the third lens; d6 denotes an on-axis distance between the third lens and the fourth lens; d8 denotes an on-axis distance between the fourth lens and the fifth lens; and d9 denotes an on-axis thickness of the fifth lens, thereby achieving good optical performance while satisfying design requirements for ultra-thinness, a wide angle and a large aperture.Type: ApplicationFiled: December 25, 2020Publication date: January 27, 2022Inventor: Xuqi Bian
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Patent number: 11209619Abstract: Provided is a camera optical lens including, sequentially from an object side to an image side: a first lens having a positive refractive power; a second lens having a negative refractive power; and a third lens having a positive refractive power. The camera optical lens satisfies: ?0.80?f1/f?1.10; 0.30?d3/d5?1.00; ?20.00?(R5+R6)/(R5?R6)??10.00; 5.00?R2/f?50.00; and ?10.00?(R3+R4)/(R3?R4)??4.00, where f and f2 denote focal lengths of the camera optical lens and the first lens, respectively; R2, R4 and R6 denote curvature radiuses of image side surfaces of the first, second and third lenses, respectively; R3 and R5 denote curvature radiuses of object side surfaces of the second and third lenses, respectively; d3 denotes an on-axis thickness of the second lens; and d5 denotes an on-axis thickness of the third lens. The camera optical lens can achieve high optical performance while satisfying design requirements for ultra-thin, wide-angle lenses.Type: GrantFiled: August 12, 2020Date of Patent: December 28, 2021Assignee: AAC Optrics Solutions Pte. Ltd.Inventors: Xuqi Bian, Jia Chen
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Patent number: 11209628Abstract: The present disclosure relates to optical lens, comprising from an object side to an image side in sequence: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens; the camera optical lens satisfies following conditions: 1.00?f1/f?1.50; 1.70?n4?2.20; ?2.00?f3/f4?2.00; 0.50?(R13+R14)/(R13?R14)?10.00; and 1.70?n7?2.20; where, f denotes a focus length of the camera optical lens; f1, f3 and f4 denote focus lengths of the first lens, the third lens and the fourth length respectively; n4 denotes a refractive index of the fourth lens; n7 denotes a refractive index of the seventh lens; R13 and R14 denote curvature radiuses of an object side surface and an image side surface of the seventh lens, respectively.Type: GrantFiled: November 12, 2019Date of Patent: December 28, 2021Assignee: AAC Optics Solutions Pte. Ltd.Inventors: Xuqi Bian, Lei Zhang
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Patent number: 11163137Abstract: The present disclosure relates to the technical field of optical lens and discloses a camera optical lens satisfying following conditions: 10.00<f4/f<31.00; 2.80<v3/v2<4.00; 1.60<n4<2.10; and 5.00<d5/d6<21.00; where f denotes a focal length of the camera optical lens; f4 denotes a focal length of the third lens; v2 denotes an abbe number of the first lens; v3 denotes an abbe number of the second lens; n4 denotes a refractive index of the d line of the third lens; d5 denotes an on-axis thickness of the second lens, and d6 denotes an on-axis distance from the image-side surface of the second lens to the object-side surface of the third lens. The camera optical lens in the present disclosure satisfies a design requirement of wide angle, large aperture and fingerprint recognition while having good optical performance.Type: GrantFiled: August 12, 2020Date of Patent: November 2, 2021Assignee: AAC Optics Solutions Pte. Ltd.Inventor: Xuqi Bian
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Publication number: 20210294076Abstract: A camera optical lens includes first to fifth lenses. The camera optical lens satisfies: 1.50?(R5+R6)/(R5?R6); 0.40?d4/d6?1.25; 1.00?TTL/IH?1.30; and 1.00?(R3+R4)/(R3?R4)?2.40, where R3 and R4 denote curvature radiuses of an object side surface and an image side surface of the second lens, respectively; R5 and R6 denote curvature radiuses of an object side surface and an image side surface of the third lens, respectively; d4 denotes an on-axis distance from the image side surface of the second lens to the object side surface of the third lens; d6 denotes an on-axis distance from the image side surface of the third lens to an object side surface of the fourth lens; IH denotes an image height of the camera optical lens; and TTL denotes a total optical length. The camera optical lens has good optical performance while satisfying design requirements for ultra-thin, wide-angle lenses having large apertures.Type: ApplicationFiled: December 22, 2020Publication date: September 23, 2021Inventor: Xuqi Bian
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Publication number: 20210048620Abstract: The present disclosure relates to the technical field of optical lens and discloses a camera optical lens satisfying following conditions: 10.00<f4/f<31.00; 2.80<v3/v2<4.00; 1.60<n4<2.10; and 5.00<d5/d6<21.00; where f denotes a focal length of the camera optical lens; f4 denotes a focal length of the third lens; v2 denotes an abbe number of the first lens; v3 denotes an abbe number of the second lens; n4 denotes a refractive index of the d line of the third lens; d5 denotes an on-axis thickness of the second lens, and d6 denotes an on-axis distance from the image-side surface of the second lens to the object-side surface of the third lens. The camera optical lens in the present disclosure satisfies a design requirement of wide angle, large aperture and fingerprint recognition while having good optical performance.Type: ApplicationFiled: August 12, 2020Publication date: February 18, 2021Inventor: Xuqi Bian