Patents by Inventor Kyu Min Chae
Kyu Min Chae 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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Publication number: 20240134157Abstract: An optical imaging system includes a first lens having negative refractive power, a second lens having negative refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. The first to seventh lenses are sequentially disposed from an object side toward an image side. The third lens and the seventh lens are formed of plastic, and the first lens, the second lens, the fourth lens, the fifth lens, and the sixth lens are formed of glass.Type: ApplicationFiled: December 21, 2023Publication date: April 25, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hag Chul KIM, Hyuk Joo KIM, Kyu Min CHAE
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Publication number: 20240118521Abstract: An image capturing lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially arranged from an object side toward an image side. One or more of the lenses is an aspherical lens made of a glass material, and the sixth lens has positive refractive power.Type: ApplicationFiled: December 5, 2023Publication date: April 11, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul KIM, Kyu Min CHAE, Hyuk Joo KIM
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Publication number: 20240118518Abstract: An imaging lens system includes a first lens having negative refractive power, a second lens having refractive power, a third lens having refractive power, a fourth lens having positive refractive power, a fifth lens having a concave object-side surface, a sixth lens having a convex object-side surface, a seventh lens having refractive power, and an eighth lens having refractive power, wherein the first to eighth lenses are sequentially disposed at intervals from the object-side surface, wherein the imaging lens system satisfies the following conditional expression: 0.170<ImgHT/TTL<0.182 where ImgHT is a height of an imaging plane and TTL is a distance from an object-side surface of the first lens to the imaging plane.Type: ApplicationFiled: July 20, 2023Publication date: April 11, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Da Ye LEE, Hyuk Joo KIM, Kyu Min CHAE
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Patent number: 11927828Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens having a convex image-side surface, a sixth lens, and a seventh lens disposed in order from an object side, and a distance from the image-side surface of the fifth lens to an object-side surface of the sixth lens is shorter than a distance from an image-side surface of the sixth lens to an object-side surface of the seventh lens.Type: GrantFiled: January 27, 2022Date of Patent: March 12, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Publication number: 20240069249Abstract: A lens includes a lens unit having a refractive power; and a first coating layer and a second coating layer formed on either one or both of an object-side surface and an image-side surface of the lens unit in an optical axis direction of the lens unit, wherein a first refractive index of the first coating layer is greater than a second refractive index of the second coating layer.Type: ApplicationFiled: July 28, 2023Publication date: February 29, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyuk Joo KIM, Kyu Min CHAE
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Publication number: 20240045181Abstract: A lens module includes lenses sequentially arranged from an object side toward an image plane sensor and having respective refractive powers. A second lens of the lenses has a convex object-side surface and a convex image-side surface. A first lens and a third lens of the lenses are symmetrical to each other in relation to the second lens.Type: ApplicationFiled: October 19, 2023Publication date: February 8, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min CHAE
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Patent number: 11885942Abstract: An optical imaging system includes a first lens having negative refractive power, a second lens having negative refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. The first to seventh lenses are sequentially disposed from an object side toward an image side. The third lens and the seventh lens are formed of plastic, and the first lens, the second lens, the fourth lens, the fifth lens, and the sixth lens are formed of glass.Type: GrantFiled: August 17, 2022Date of Patent: January 30, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul Kim, Hyuk Joo Kim, Kyu Min Chae
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Patent number: 11874447Abstract: An image capturing lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens sequentially arranged from an object side toward an image side. One or more of the lenses is an aspherical lens made of a glass material, and the sixth lens has positive refractive power.Type: GrantFiled: October 8, 2021Date of Patent: January 16, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul Kim, Kyu Min Chae, Hyuk Joo Kim
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Patent number: 11828921Abstract: A lens module includes lenses sequentially arranged from an object side toward an image plane sensor and having respective refractive powers. A second lens of the lenses has a convex object-side surface and a convex image-side surface. A first lens and a third lens of the lenses are symmetrical to each other in relation to the second lens.Type: GrantFiled: March 13, 2023Date of Patent: November 28, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Publication number: 20230280566Abstract: An image capturing lens system includes a first lens having negative refractive power, a second lens having positive refractive power while having a convex object-side surface, a third lens having positive refractive power, a fourth lens having positive refractive power, a fifth lens having negative refractive power with a concave object-side surface and a concave image-side surface, and a sixth lens having positive refractive power.Type: ApplicationFiled: May 15, 2023Publication date: September 7, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyu Min CHAE, Sot Eum SEO
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Publication number: 20230273407Abstract: A lens module includes lenses sequentially arranged from an object side toward an image plane sensor and having respective refractive powers. A second lens of the lenses has a convex object-side surface and a convex image-side surface. A first lens and a third lens of the lenses are symmetrical to each other in relation to the second lens.Type: ApplicationFiled: March 13, 2023Publication date: August 31, 2023Applicant: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min CHAE
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Publication number: 20230244062Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens disposed in order from an object side, and a stop disposed on an image side of one of the first to sixth lenses, and one or more of the second to seventh lenses, disposed on an image side of the stop, each has a positive refractive power and a negative refractive index temperature coefficient.Type: ApplicationFiled: April 3, 2023Publication date: August 3, 2023Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Kyu Min CHAE, Hyo Jin HWANG, Hwan Soo PARK
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Publication number: 20230204926Abstract: A lens module includes: a first lens having negative refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having negative refractive power; a fifth lens of which an object-side surface is concave; and a sixth lens having one or more inflection points on an image-side surface thereof, wherein the first to sixth lenses are sequentially disposed from an object side of the lens module to an image side of the lens module.Type: ApplicationFiled: February 21, 2023Publication date: June 29, 2023Applicant: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min CHAE
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Patent number: 11686920Abstract: An image capturing lens system includes a first lens having negative refractive power, a second lens having positive refractive power while having a convex object-side surface, a third lens having positive refractive power, a fourth lens having positive refractive power, a fifth lens having negative refractive power with a concave object-side surface and a concave image-side surface, and a sixth lens having positive refractive power.Type: GrantFiled: June 6, 2019Date of Patent: June 27, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Kyu Min Chae, Sot Eum Seo
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Patent number: 11650397Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens disposed in order from an object side, and a stop disposed on an image side of one of the first to sixth lenses, and one or more of the second to seventh lenses, disposed on an image side of the stop, each has a positive refractive power and a negative refractive index temperature coefficient.Type: GrantFiled: February 10, 2020Date of Patent: May 16, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Kyu Min Chae, Hyo Jin Hwang, Hwan Soo Park
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Patent number: 11630285Abstract: A lens module includes lenses sequentially arranged from an object side toward an image plane sensor and having respective refractive powers. A second lens of the lenses has a convex object-side surface and a convex image-side surface. A first lens and a third lens of the lenses are symmetrical to each other in relation to the second lens.Type: GrantFiled: May 12, 2020Date of Patent: April 18, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Patent number: 11614603Abstract: A lens module includes: a first lens having negative refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having negative refractive power; a fifth lens of which an object-side surface is concave; and a sixth lens having one or more inflection points on an image-side surface thereof, wherein the first to sixth lenses are sequentially disposed from an object side of the lens module to an image side of the lens module.Type: GrantFiled: June 24, 2021Date of Patent: March 28, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Publication number: 20230059118Abstract: An imaging lens system includes: a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens, sequentially disposed from an object side. The third lens has a refractive index temperature coefficient of 2.2 to 3.5 [10?6/° C.], and 0<f34*0.8<f, where f is a focal length of the imaging lens system and f34 is a composite focal length of the third lens and the fourth lens.Type: ApplicationFiled: March 8, 2022Publication date: February 23, 2023Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hyuk Joo KIM, Kyu Min CHAE, Hwan Soo PARK
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Publication number: 20220390721Abstract: An optical imaging system includes a first lens having negative refractive power, a second lens having negative refractive power, a third lens, a fourth lens, a fifth lens, a sixth lens, and a seventh lens. The first to seventh lenses are sequentially disposed from an object side toward an image side. The third lens and the seventh lens are formed of plastic, and the first lens, the second lens, the fourth lens, the fifth lens, and the sixth lens are formed of glass.Type: ApplicationFiled: August 17, 2022Publication date: December 8, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Hag Chul KIM, Hyuk Joo KIM, Kyu Min CHAE
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Publication number: 20220317420Abstract: An optical imaging system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens and a seventh lens sequentially disposed from an object side. The optical imaging system satisfies |Pnu| [10?6° C.?1 mm?1]?30, where Pnu is ?Pnui in which i=1, 2, . . . , 7, Pnui is 1/(vti·fi), vti is [DTni/(ni?1)?CTEi]?1, fi is an effective focal length of an i-th lens, ni is a refractive index of the i-th lens, DTni is a rate (dni/dT) of change of the refractive index according to a temperature of the i-th lens, and CTEi is a thermal expansion coefficient of the i-th lens.Type: ApplicationFiled: July 19, 2021Publication date: October 6, 2022Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyu Min CHAE, Eun Chong LEE