Patents by Inventor Lanlan Zhang
Lanlan Zhang 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).
-
Publication number: 20240111131Abstract: An optical imaging lens includes a first lens element to a fourth lens element, and each lens element has an object-side surface and an image-side surface. The first lens element has negative refracting power, an optical axis region of the object-side surface of the first lens element is convex, the third lens element has negative refracting power, and an optical axis region of the image-side surface of the fourth lens element is convex. Lens elements included by the optical imaging lens are only the four lens elements described above, and the optical imaging lens satisfies the relationship of Tmax+Tmin?700.000 ?m, Tmax is a maximum thickness of the four lens elements from the first lens element to the fourth lens element along the optical axis, Tmin is a minimum thickness of the four lens elements from the first lens element to the fourth lens element along the optical axis.Type: ApplicationFiled: October 5, 2023Publication date: April 4, 2024Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Huabin Liao, Hai Lin, Ou Zhou, Lanlan Zhang
-
Patent number: 11926538Abstract: The present disclosure relates to the technical field of wastewater treatment, and provides a wastewater treatment method and apparatus based on hydrate-based water vapor adsorption. The apparatus includes a wastewater evaporation zone, a hydrate formation zone, a hydrate decomposition zone, and a data acquisition and control system. Rising water vapor and condensed water formed during evaporation of wastewater at normal temperature react with a hydrate former on a cooling wall surface to form a hydrate, continuous evaporation of the wastewater is promoted, the hydrate is scraped off to a collecting zone below by a scraper after being formed, and the hydrate is decomposed into fresh water, thereby realizing wastewater treatment. The present disclosure provides a method for treating complex wastewater containing a plurality of pollutants, where water vapor is consumed to form the hydrate to promote wastewater evaporation, and water obtained from the decomposition does not contain pollutants theoretically.Type: GrantFiled: May 10, 2023Date of Patent: March 12, 2024Assignee: DALIAN UNIVERSITY OF TECHNOLOGYInventors: Yongchen Song, Lunxiang Zhang, Huilian Sun, Zheng Ling, Jiafei Zhao, Lingjie Sun, Lei Yang, Mingjun Yang, Yu Liu, Weiguo Liu, Yanghui Li, Xiang Sun, Lanlan Jiang
-
Patent number: 11927725Abstract: An optical imaging lens includes a first lens element, a second lens, an aperture stop, a third lens element and a fourth lens element from an object side to an image side in order along an optical axis, and each lens element has an object-side surface and an image-side surface. An optical axis region of the object-side surface of the second lens element is convex. Only the above-mentioned four lens elements of the optical imaging lens have refracting power to satisfies the relationship: HFOV?15.000°, 3.000?TL/(G12+T2+G23) and TTL/BFL?3.500.Type: GrantFiled: August 8, 2022Date of Patent: March 12, 2024Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Hung-Chien Hsieh, Ou Zhou, Lanlan Zhang
-
Patent number: 11815660Abstract: An optical imaging lens includes a first lens element to a fourth lens element, and each lens element has an object-side surface and an image-side surface. The first lens element has negative refracting power, an optical axis region of the object-side surface of the first lens element is convex, the third lens element has negative refracting power, and an optical axis region of the image-side surface of the fourth lens element is convex. Lens elements included by the optical imaging lens are only the four lens elements described above, and the optical imaging lens satisfies the relationship of Tmax+Tmin?700.000 ?m, Tmax is a maximum thickness of the four lens elements from the first lens element to the fourth lens element along the optical axis, Tmin is a minimum thickness of the four lens elements from the first lens element to the fourth lens element along the optical axis.Type: GrantFiled: March 25, 2021Date of Patent: November 14, 2023Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Huabin Liao, Hai Lin, Ou Zhou, Lanlan Zhang
-
Patent number: 11816149Abstract: An electronic device and a method for controlling thereof are provided. A method for controlling an electronic device according to the disclosure includes obtaining a plurality of images for performing clustering, obtaining a plurality of target areas corresponding to each of the plurality of images, obtaining a plurality of feature vectors corresponding to the plurality of target areas, obtaining a plurality of central nodes corresponding to the plurality of feature vectors, obtaining neighbor nodes associated with each of the plurality of central nodes, obtaining a subgraph based on the plurality of central nodes and the neighbor nodes, identifying the connection probabilities between the plurality of central nodes of the subgraph and the neighbor nodes of each of the plurality of central nodes based on a graph convolutional network, and clustering the plurality of target areas based on the identified connection probabilities.Type: GrantFiled: February 9, 2021Date of Patent: November 14, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Dafeng Zhang, Yanchao Li, Yanjun Gao, Lei Wang, Zhezhu Jin, Yingying Jiang, Lanlan Zhang
-
Patent number: 11719916Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth, and a sixth lens elements positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of the six lens elements, the improved optical imaging lens may provide better imaging quality while the length of the lens may be shortened, the F-number may be reduced, and the field of view may be extended.Type: GrantFiled: September 28, 2020Date of Patent: August 8, 2023Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Lanlan Zhang, Xinming Liu, Hai Lin, Chuanbo Dong, Hung-Chien Hsieh
-
Patent number: 11719915Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth, a sixth, a seventh, and an eighth lens elements positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of each lens elements, the optical imaging lens may provide improved imaging quality and optical characteristics, reduced length of the optical imaging lens and increased field of view while the optical imaging lens may satisfy one of the third, fourth, fifth and sixth lens element is the lens element with the maximum thickness along the optical axis.Type: GrantFiled: September 8, 2020Date of Patent: August 8, 2023Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Hung-Chien Hsieh, Huabin Liao, Lanlan Zhang
-
Patent number: 11635586Abstract: An optical imaging lens includes a first lens element to a sixth lens element from an object side to an image side in order along an optical axis, and each lens element has an object-side surface and an image-side surface. An optical axis region of the image-side surface of the first lens element is convex, a periphery region of the object-side surface of the third lens element is convex, an optical axis region of the image-side surface of the third lens element is convex, an optical axis region of the image-side surface of the fifth lens element is concave, the sixth lens element has positive refracting power, and a periphery region of the image-side surface of the sixth lens element is convex. The optical imaging lens has only the above six lens elements with refractive power, and the optical imaging lens satisfies the following conditions: ?3+?4+?5?130.000.Type: GrantFiled: February 6, 2020Date of Patent: April 25, 2023Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Qingzhi Zhu, Lanlan Zhang, Xue Li
-
Patent number: 11586012Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth, a sixth, a seventh, and an eighth lens elements positioned in an order from an object side to an image side. Through designing concave and/or convex surfaces of the eight lens elements, the improved optical imaging lens may provide better imaging quality while the system length of the lens may be shortened, the F-number may be reduced, the field of view may be extended, and the image height may be increased.Type: GrantFiled: September 25, 2020Date of Patent: February 21, 2023Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Jiayuan Zhang, Lanlan Zhang, Ou Zhou, Hung-Chien Hsieh
-
Patent number: 11579413Abstract: An optical imaging lens includes a first, a second, a third, a fourth, a fifth, a sixth, a seventh, and an eighth lens elements sequentially arranged on an optical axis from an object side to an image side. Each of the first lens element to the eighth lens element includes an object-side surface facing the object side and allowing imaging rays to pass through and an image-side surface facing the image side and allowing the imaging rays to pass through. The first lens element has positive refracting power. The second lens element has negative refracting power. An optical axis region of an object-side surface of the fifth lens element is concave. An optical axis region of an object-side surface of the sixth lens element is convex. An optical axis region of an image-side surface of the seventh lens element is convex.Type: GrantFiled: March 17, 2020Date of Patent: February 14, 2023Assignee: GENIUS ELECTRONIC OPTICAL (XIAMEN) CO., LTD.Inventors: Qingzhi Zhu, Lanlan Zhang, Huabin Liao
-
Patent number: 11561372Abstract: The present invention provides an optical imaging lens. The optical imaging lens comprises eight lens elements positioned in an order from an object side to an image side. Through controlling convex or concave shape of surfaces of the lens elements, the optical imaging lens may shorten system length with a good imaging quality.Type: GrantFiled: March 17, 2020Date of Patent: January 24, 2023Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Jiayuan Zhang, Chuanbo Dong, Lanlan Zhang
-
Publication number: 20220417590Abstract: Optical flow information is determined and used to identify a video clip from among a sequence of frames. The video clip may be identified based on motion features derived in part from the optical flow information. In some embodiments, semantic information is concatenated with the motion features derived from the optical flow information.Type: ApplicationFiled: August 19, 2022Publication date: December 29, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jingjun JIAO, Chengwei Zhou, Yanlong Sun, Wei Li, Zhezhu Jin, Yingying Jiang, Lanlan Zhang
-
Publication number: 20220397743Abstract: An optical imaging lens includes a first lens element, a second lens, an aperture stop, a third lens element and a fourth lens element from an object side to an image side in order along an optical axis, and each lens element has an object-side surface and an image-side surface. An optical axis of the image-side surface of the first lens element is convex and an optical axis of the image-side surface of the fourth lens element is concave. HFOV stands for the half field of view of the entire optical imaging lens and TTL is a distance from the object-side surface of the first lens element to an image plane along the optical axis to satisfy HFOV/TTL?1.500°/mm.Type: ApplicationFiled: July 1, 2022Publication date: December 15, 2022Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Hung-Chien Hsieh, Ou Zhou, Lanlan Zhang
-
Publication number: 20220390714Abstract: An optical imaging lens includes a first lens element to a sixth lens element from an object side to an image side along an optical axis. An optical axis region of the object-side surface of the first lens element is concave, a periphery region of the object-side surface of the second lens element is convex, a periphery region of the image-side surface of the fourth lens element is concave, an optical axis region of the object-side surface of the fifth lens element is convex and a periphery region of the image-side surface of the sixth lens element is convex. Lens elements included by the optical imaging lens are only six lens elements described above. ImgH is an image height of the optical imaging lens and AAG is a sum of five air gaps from the first lens element to the sixth lens element along the optical axis to satisfy ImgH/AAG?3.200.Type: ApplicationFiled: July 28, 2021Publication date: December 8, 2022Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Qingzhi Zhu, Lanlan Zhang, Hai Lin, Hung-Chien Hsieh
-
Publication number: 20220392038Abstract: The present disclosure provides methods, apparatuses, and computer-readable mediums for image processing. In some embodiments, a method of image processing includes acquiring, from a user, a first image. The method further includes removing, using an image de-filter network, a filter effect applied to the first image to generate a second image. The method further includes obtaining, based on the first image and the second image, an image filter corresponding to the filter effect. The method further includes rendering a third image using the obtained image filter to output a fourth image.Type: ApplicationFiled: August 11, 2022Publication date: December 8, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Bin SUN, Yanlong SUN, Yong A, Wei LI, Lanlan ZHANG, Zhezhu JIN, Yingying JIANG
-
Publication number: 20220382014Abstract: An optical imaging lens includes a first lens element, a second lens, an aperture stop, a third lens element and a fourth lens element from an object side to an image side in order along an optical axis, and each lens element has an object-side surface and an image-side surface. An optical axis region of the object-side surface of the second lens element is convex. Only the above-mentioned four lens elements of the optical imaging lens have refracting power to satisfies the relationship: HFOV?15.000?15.000°, 3.000?TL/(G12+T2+G23) and TTL/BFL?3.500.Type: ApplicationFiled: August 8, 2022Publication date: December 1, 2022Applicant: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Hung-Chien Hsieh, Ou Zhou, Lanlan Zhang
-
Publication number: 20220327834Abstract: An action localization method, device, electronic equipment, and computer-readable storage medium are provided. The action localization method includes: identifying at least one target video segment containing a target object in a video; acquiring a first action recognition result of at least one image frame in the at least one target video segment and a second action recognition result of the target video segment; and acquiring an action localization result of the video based on the first action recognition result and the second action recognition result.Type: ApplicationFiled: June 17, 2022Publication date: October 13, 2022Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Shizhuo LIU, Jingjun JIAO, Xiaobing WANG, Lanlan ZHANG, Wei LI, Haifeng ZHANG, Zhezhu JIN, Wei WEN
-
Patent number: 11460670Abstract: An optical imaging lens may include a first, a second, a third, a fourth, a fifth, a sixth and a seventh lens element positioned in an order from an object side to an image side along an optical axis. Through designing concave and/or convex surface of the lens elements, the optical imaging lens may have improved imaging quality and improved assembly yield while the optical imaging lens may satisfy (|Sag51/ER51|+|Sag52/ER52|)/2?20.000%, wherein a Sag of an optical boundary of the object-side surface of the fifth lens element is represented by Sag51, a Sag of an optical boundary of the image-side surface of the fifth lens element is represented by Sag52, an effective radius of the object-side surface of the fifth lens element is represented by ER51, and an effective radius of the image-side surface of the fifth lens element is represented by ER52.Type: GrantFiled: December 17, 2019Date of Patent: October 4, 2022Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Hung-Chien Hsieh, Lanlan Zhang, Ou Zhou
-
Publication number: 20220252834Abstract: An optical imaging lens includes a first lens element to a fourth lens element, and each lens element has an object-side surface and an image-side surface. The first lens element has negative refracting power, an optical axis region of the object-side surface of the first lens element is convex, the third lens element has negative refracting power, and an optical axis region of the image-side surface of the fourth lens element is convex. Lens elements included by the optical imaging lens are only the four lens elements described above, and the optical imaging lens satisfies the relationship of Tmax+Tmin?700.000 ?m, Tmax is a maximum thickness of the four lens elements from the first lens element to the fourth lens element along the optical axis, Tmin is a minimum thickness of the four lens elements from the first lens element to the fourth lens element along the optical axis.Type: ApplicationFiled: March 25, 2021Publication date: August 11, 2022Inventors: Huabin Liao, Hai Lin, Ou Zhou, Lanlan Zhang
-
Patent number: 11409079Abstract: An optical imaging lens includes a first lens element, a second lens, an aperture stop, a third lens element and a fourth lens element from an object side to an image side in order along an optical axis, and each lens element has an object-side surface and an image-side surface. An optical axis of the image-side surface of the first lens element is convex and an optical axis of the image-side surface of the fourth lens element is concave. HFOV stands for the half field of view of the entire optical imaging lens and TTL is a distance from the object-side surface of the first lens element to an image plane along the optical axis to satisfy HFOV/TTL?1.500°/mm.Type: GrantFiled: September 11, 2019Date of Patent: August 9, 2022Assignee: Genius Electronic Optical (Xiamen) Co., Ltd.Inventors: Hung-Chien Hsieh, Ou Zhou, Lanlan Zhang