Patents by Inventor Yanping Li
Yanping Li 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: 12228700Abstract: The disclosure provides an optical imaging lens group. The optical imaging lens group sequentially includes from an object side to an image side along an optical axis of the optical imaging lens group: a first lens with a positive refractive power; a second lens with a refractive power, an image-side surface of the second lens is a concave surface; a third lens with a refractive power; a fourth lens with a refractive power, an image-side surface of the fourth lens is a concave surface; a fifth lens with a refractive power; a sixth lens with a refractive power, an image-side surface of the sixth lens is a concave surface; and a seventh lens with a negative refractive power. A maximum field of view FOV of the optical imaging lens group and an effective focal length f of the optical imaging lens group satisfy tan(FOV/2)*f>5 mm.Type: GrantFiled: July 7, 2021Date of Patent: February 18, 2025Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Yanping Li, Lingbo He, Fujian Dai, Liefeng Zhao
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Patent number: 12173955Abstract: Disclosed are a hinge and a refrigeration equipment. The hinge includes a vertical hinge shaft, a first hinge base and a second hinge base. The first hinge base includes a first installation plate and a first sleeve rotatably connected to the hinge shaft to make the first sleeve rotate around the hinge shaft. A lower end of the first sleeve is provided with a first slope sloping downwards. The second hinge base below the first hinge base includes a second installation plate and a second sleeve fixed on the hinge shaft. An upper end of the second sleeve is provided with a second slope sloping upwards. The second slope abuts against and cooperates with the first slope for the first sleeve to move from a first position to a second position along a direction away from the second sleeve or from the second position to the first position along a direction close to the second sleeve while being rotated around the hinge shaft.Type: GrantFiled: March 19, 2021Date of Patent: December 24, 2024Assignees: HEIFEI HAULING CO., LTD., HEFEI MIDEA REFRIGERATOR CO., LTD., MIDEA GROUP CO., LTD.Inventors: Yanping Li, Huawei Zhang, Long Chen, Rong Wang, Pengkai Liu
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Patent number: 12174352Abstract: The disclosure relates to an imaging system, including a first lens, a second lens, a third lens, a diaphragm, a fourth lens, a fifth lens, a sixth lens and a seventh lens arranged in sequence from an object side to an image side along an optical axis, wherein the first lens, the second lens, the third lens and the sixth lens all have refractive powers, the fourth lens has a negative refractive power, the fifth lens has a positive refractive power, and the seventh lens has a negative refractive power. The imaging system of the disclosure has excellent characteristics such as ultra-wide angle, thereby being able to satisfy more photography demands.Type: GrantFiled: April 12, 2022Date of Patent: December 24, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Yanping Li, Lingbo He, Lin Huang, Fujian Dai, Liefeng Zhao
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Patent number: 12055687Abstract: The disclosure provides a camera lens assembly, which includes nine lenses, sequentially including from an object side to an image side: a first lens with a refractive power, an object-side surface thereof is a convex surface; a second lens with a refractive power; a third lens with a positive refractive power; a fourth lens with a refractive power; a fifth lens with a refractive power; a sixth lens with a refractive power; a seventh lens with a negative refractive power; an eighth lens with a refractive power; and a ninth lens with a refractive power; an on-axis distance TTL from an object-side surface of the first lens to an imaging surface of the camera lens assembly on the optical axis and an effective focal length f of the camera lens assembly satisfy TTL/f<1.1.Type: GrantFiled: May 28, 2021Date of Patent: August 6, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Yanping Li, Lingbo He, Fujian Dai, Liefeng Zhao
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Patent number: 12055688Abstract: The disclosure discloses an optical imaging lens assembly, which sequentially includes, from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens and a fifth lens with refractive power respectively, wherein TTL is a distance from an object-side surface of the first lens to an imaging surface of the optical imaging lens assembly on the optical axis, and ImgH is a half of a diagonal length of an effective pixel region on the imaging surface of the optical imaging lens assembly, TTL and ImgH meet TTL/ImgH<1.5; and a sum fp of effective focal lengths of the lenses with positive refractive power in the first lens to the fifth lens and a sum fm of effective focal lengths of the lenses with negative refractive power in the first lens to the fifth lens meet ?19.0<fm/fp<?10.0.Type: GrantFiled: June 4, 2021Date of Patent: August 6, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Yanping Li, Lingbo He, Jianjun Li, Fujian Dai, Liefeng Zhao
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Patent number: 12044827Abstract: The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens and a sixth lens. Each of the first to the sixth lenses has reactive power. The second lens has positive refractive power. An image-side surface of the fourth lens is concave. A radius of curvature R2 of an image-side surface of the first lens, a radius of curvature R5 of an object-side surface of the third lens and an effective focal length f3 of the third lens satisfy: 2.5<(R2+R5)/f3<11.0.Type: GrantFiled: January 13, 2021Date of Patent: July 23, 2024Assignee: Zhejiang Sunny Optics Co., LtdInventors: Yanping Li, Lingbo He, Jianjun Li, Fujian Dai, Liefeng Zhao
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Patent number: 12000988Abstract: The present disclosure discloses a camera lens group including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, a ninth lens and a tenth lens. Each of the first lens to the tenth lens has refractive power. Half of a diagonal length ImgH of an effective pixel area on an imaging plane of the camera lens group satisfies: ImgH?6.00 mm.Type: GrantFiled: March 16, 2021Date of Patent: June 4, 2024Assignee: Zhejiang Sunny Optics Co., LtdInventors: Yanping Li, Lingbo He, Fujian Dai, Liefeng Zhao
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Patent number: 11947187Abstract: The present disclosure discloses an optical imaging lens assembly including, sequentially from an object side to an image side along an optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, and an eighth lens having refractive power. At least one of the first lens to the eighth lens has an aspheric surface. A distance TTL along the optical axis from an object-side surface of the first lens to an imaging plane of the optical imaging lens assembly, a total effective focal length f of the optical imaging lens assembly and half of a diagonal length ImgH of an effective pixel area on the imaging plane of the optical imaging lens assembly satisfy the following conditional expressions: TTL/f?1.0, ImgH?6.0 mm and 1.0<TTL/ImgH<1.5.Type: GrantFiled: September 28, 2020Date of Patent: April 2, 2024Assignee: ZHEJIANG SUNNY OPTICAL CO., LTDInventors: Yanping Li, Lingbo He, Jianjun Li, Fujian Dai, Liefeng Zhao
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Patent number: 11939307Abstract: Disclosed are a benzyl piperazine compound, a preparation method there for and an application thereof in an antivirus. The benzyl piperazine compound has a structure represented by the following general formula(I). It is proven by experiments that the benzyl piperazine compound not only has significant antiviral activity, but also has the advantages of low cytotoxicity, a high selectivity index and soon.Type: GrantFiled: November 29, 2019Date of Patent: March 26, 2024Assignee: INSTITUTE OF MEDICINAL BIOTECHNOLOGY, CHINESE ACADEMY OF MEDICAL SCIENCESInventors: Yanping Li, Zhuorong Li, Zonggen Peng, Xinbei Jiang, Yixuan Wang, Jianrui Li, Jiali Tan
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Patent number: 11927728Abstract: A camera lens group including, a first lens having positive refractive power, a convex object-side surface and a concave image-side surface; a second lens having refractive power, a convex object-side surface and a concave image-side surface; a third lens having negative refractive power and a concave image-side surface; a fourth lens having positive refractive power, a convex object-side surface and a concave image-side surface; a fifth lens having refractive power, a convex object-side surface and a concave image-side surface; a sixth lens having positive refractive power, a concave object-side surface and a convex image-side surface; a seventh lens having refractive power; an eighth lens having refractive power and a convex image-side surface; a ninth lens having refractive power, a concave object-side surface and a convex image-side surface; and a tenth lens having negative refractive power, a concave object-side surface and a concave image-side surface.Type: GrantFiled: March 12, 2021Date of Patent: March 12, 2024Assignee: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Yanping Li, Lingbo He, Fujian Dai, Liefeng Zhao
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Publication number: 20230313295Abstract: The present invention provides a method for determining endometrial receptivity and an application thereof. Specifically, the present invention provides a method for determining endometrial receptivity and markers for determining an endometrial receptivity status. The markers of the present invention could greatly reduce the error rate during the determination of the endometrial receptivity.Type: ApplicationFiled: March 5, 2020Publication date: October 5, 2023Inventors: Chunxu HU, Yanping LI, Xin DONG, Sijia LU, Mintao HU
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Patent number: 11635590Abstract: The present disclosure discloses an optical imaging system including, sequentially from an object side to an image side along an optical axis, a first lens having a negative refractive power with a concave object-side surface and a concave image-side surface; a second lens having a refractive power; a third lens having a negative refractive power; a fourth lens having a refractive power with a concave object-side surface, and a convex image-side surface; and a fifth lens having a refractive power. An effective focal length f1 of the first lens and an effective focal length f2 of the second lens satisfy ?2.3?f1/f2<?1.5.Type: GrantFiled: July 9, 2020Date of Patent: April 25, 2023Inventors: Yanping Li, Lingbo He, Jianke Wenren, Fujian Dai, Liefeng Zhao
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Publication number: 20230114344Abstract: Disclosed are a hinge and a refrigeration equipment. The hinge includes a vertical hinge shaft, a first hinge base and a second hinge base. The first hinge base includes a first installation plate and a first sleeve rotatably connected to the hinge shaft to make the first sleeve rotate around the hinge shaft. A lower end of the first sleeve is provided with a first slope sloping downwards. The second hinge base below the first hinge base includes a second installation plate and a second sleeve fixed on the hinge shaft. An upper end of the second sleeve is provided with a second slope sloping upwards. The second slope abuts against and cooperates with the first slope for the first sleeve to move from a first position to a second position along a direction away from the second sleeve or from the second position to the first position along a direction close to the second sleeve while being rotated around the hinge shaft.Type: ApplicationFiled: March 19, 2021Publication date: April 13, 2023Inventors: Yanping LI, Huawei ZHANG, Long CHEN, Rong WANG, Pengkai LIU
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Publication number: 20230024612Abstract: Disclosed are a benzyl piperazine compound, a preparation method there for and an application thereof in an antivirus. The benzyl piperazine compound has a structure represented by the following general formula(I). It is proven by experiments that the benzyl piperazine compound not only has significant antiviral activity, but also has the advantages of low cytotoxicity, a high selectivity index and soon.Type: ApplicationFiled: November 29, 2019Publication date: January 26, 2023Inventors: Yanping LI, Zhuorong LI, Zonggen PENG, Xinbei JIANG, Yixuan WANG, Jianrui LI, Jiali TAN
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Publication number: 20220342185Abstract: The disclosure relates to an imaging system, including a first lens, a second lens, a third lens, a diaphragm, a fourth lens, a fifth lens, a sixth lens and a seventh lens arranged in sequence from an object side to an image side along an optical axis, wherein the first lens, the second lens, the third lens and the sixth lens all have refractive powers, the fourth lens has a negative refractive power, the fifth lens has a positive refractive power, and the seventh lens has a negative refractive power. The imaging system of the disclosure has excellent characteristics such as ultra-wide angle, thereby being able to satisfy more photography demands.Type: ApplicationFiled: April 12, 2022Publication date: October 27, 2022Inventors: Yanping LI, Lingbo HE, Lin HUANG, Fujian DAI, Liefeng ZHAO
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Publication number: 20220236627Abstract: An optical imaging lens group, along an optical axis from an object side to an image side, sequentially includes: an autofocus component, a first lens, a second lens, a third lens, a fourth lens, and at least one subsequent lens. A radius of curvature of an image-side surface of the autofocus component is variable; and there is an interval between each two adjacent lenses among the first lens to the at least one subsequent lens.Type: ApplicationFiled: December 22, 2021Publication date: July 28, 2022Inventors: Qionghua Zhou, Yuhao Wang, Yanping Li, Lingbo He, Lin Huang, Fujian Dai, Liefeng Zhao
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Publication number: 20220206253Abstract: The present disclosure discloses an optical imaging lens assembly. The optical imaging lens assembly comprises, sequentially along an optical axis from an object side to an image side, a first lens, having a refractive power; a second lens, having a refractive power, an object-side surface of the second lens being a concave surface; a third lens, having a refractive power, an object-side surface of the third lens being a concave surface; a diaphragm; a fourth lens, having a refractive power; a fifth lens, having a refractive power, an object-side surface of the fifth lens being a concave surface; and a sixth lens, having a refractive power, an image-side surface of the sixth lens being a convex surface.Type: ApplicationFiled: December 6, 2021Publication date: June 30, 2022Inventors: Yanping Li, Qionghua Zhou, Lingbo He, Lin Huang, Fujian Dai, Liefeng Zhao
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Publication number: 20220113516Abstract: The disclosure provides an optical imaging lens group. The optical imaging lens group sequentially includes from an object side to an image side along an optical axis of the optical imaging lens group: a first lens with a positive refractive power; a second lens with a refractive power, an image-side surface of the second lens is a concave surface; a third lens with a refractive power; a fourth lens with a refractive power, an image-side surface of the fourth lens is a concave surface; a fifth lens with a refractive power; a sixth lens with a refractive power, an image-side surface of the sixth lens is a concave surface; and a seventh lens with a negative refractive power. A maximum field of view FOV of the optical imaging lens group and an effective focal length f of the optical imaging lens group satisfy tan(FOV/2)*f>5 mm.Type: ApplicationFiled: July 7, 2021Publication date: April 14, 2022Inventors: Yanping LI, Lingbo HE, Fujian DAI, Liefeng ZHAO
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Patent number: 11288422Abstract: A simulation evaluation model of a high voltage ride through capability includes a wind turbine system aerodynamic model, a torque control model, a converter model, and a high voltage fault generating device model connected in sequence; the wind turbine system aerodynamic model is configured to calculate an airflow input power; the torque control model is configured to calculate a rotor electromagnetic torque according to the airflow input power; the high voltage fault generating device model is configured to simulate a high voltage fault and output a predetermined voltage on a low voltage side of a transformer; and the converter model is configured to calculate a stator reactive current, an active power and a reactive power of the wind turbine system during the high voltage fault according to the airflow input power, the rotor electromagnetic torque and the predetermined voltage on the low voltage side of the transformer.Type: GrantFiled: June 29, 2018Date of Patent: March 29, 2022Assignee: GUODIAN UNITED POWER TECHNOLOGY COMPANY LTD.Inventors: Jingchun Chu, Ling Yuan, Lei Pan, Wenchao Chen, Chong Jiao, Fa Xie, Wen Du, Yanping Li, Qian Wang, Xuefeng Lin, Yan Ding
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Publication number: 20220057605Abstract: A camera lens group including, a first lens having positive refractive power, a convex object-side surface and a concave image-side surface; a second lens having refractive power, a convex object-side surface and a concave image-side surface; a third lens having negative refractive power and a concave image-side surface; a fourth lens having positive refractive power, a convex object-side surface and a concave image-side surface; a fifth lens having refractive power, a convex object-side surface and a concave image-side surface; a sixth lens having positive refractive power, a concave object-side surface and a convex image-side surface; a seventh lens having refractive power; an eighth lens having refractive power and a convex image-side surface; a ninth lens having refractive power, a concave object-side surface and a convex image-side surface; and a tenth lens having negative refractive power, a concave object-side surface and a concave image-side surface.Type: ApplicationFiled: March 12, 2021Publication date: February 24, 2022Applicant: ZHEJIANG SUNNY OPTICS CO., LTD.Inventors: Yanping LI, Lingbo HE, Fujian DAI, Liefeng ZHAO