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: 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
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Patent number: 11448857Abstract: 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 22, 2018Date of Patent: September 20, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul Kim, Hyuk Joo Kim, Kyu Min Chae
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Publication number: 20220269033Abstract: An optical imaging system including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens disposed in order from an object side, wherein one or more of the first to sixth lenses is disposed between a stop and an imaging plane and of those, one or more has positive refractive power and one is made of a glass material, and four or more of the first to sixth lenses are made of a plastic material.Type: ApplicationFiled: May 9, 2022Publication date: August 25, 2022Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Kyu Min CHAE, Eun Chong LEE
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Patent number: 11360285Abstract: An optical imaging system including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens disposed in order from an object side, wherein one or more of the first to sixth lenses is disposed between a stop and an imaging plane and of those, one or more has positive refractive power and one is made of a glass material, and four or more of the first to sixth lenses are made of a plastic material.Type: GrantFiled: April 1, 2019Date of Patent: June 14, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Kyu Min Chae, Eun Chong Lee
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Publication number: 20220146788Abstract: 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: ApplicationFiled: January 27, 2022Publication date: May 12, 2022Applicant: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min CHAE
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Patent number: 11269160Abstract: 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: March 27, 2019Date of Patent: March 8, 2022Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Publication number: 20220066170Abstract: An imaging lens system includes a first lens, a second lens, a third lens, a fourth lens, a fifth lens, a sixth lens, a seventh lens, an eighth lens, and a ninth lens disposed in order from an object side. One of the first to ninth lenses is a temperature compensation lens having positive refractive power and having an absolute value of a refractive index temperature coefficient of 10 (10?6/° C.) or less.Type: ApplicationFiled: February 26, 2021Publication date: March 3, 2022Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Kyu Min CHAE, Hyuk Joo KIM
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Publication number: 20220026687Abstract: 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: October 8, 2021Publication date: January 27, 2022Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul KIM, Kyu Min CHAE, Hyuk Joo KIM
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Patent number: 11169361Abstract: 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: November 16, 2018Date of Patent: November 9, 2021Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Hag Chul Kim, Kyu Min Chae, Hyuk Joo Kim
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Publication number: 20210318523Abstract: 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: June 24, 2021Publication date: October 14, 2021Applicant: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min CHAE
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Patent number: 11073681Abstract: 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: September 3, 2019Date of Patent: July 27, 2021Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Publication number: 20210181463Abstract: An imaging lens system includes a first lens, a second lens, a third lens having negative refractive power, a fourth lens, a fifth lens, and a sixth lens, disposed in order from an object side in a direction of an imaging plane, wherein one or more of the first to sixth lenses has a refractive index of 1.8 or greater, and has a refractive index temperature coefficient (10?6/° C.) of 3 or greater.Type: ApplicationFiled: September 10, 2020Publication date: June 17, 2021Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Hyuk Joo KIM, Kyu Min CHAE, Seong Ho HWANG, Yong Joo JO
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Publication number: 20210072509Abstract: 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: February 10, 2020Publication date: March 11, 2021Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Kyu Min CHAE, Hyo Jin HWANG, Hwan Soo PARK
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Publication number: 20210063707Abstract: A lens module may include a first lens having positive refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having negative refractive power; and a seventh lens having refractive power and one or more inflection points formed in locations thereof not crossing an optical axis, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens and the seventh lens are disposed in a sequential order from the first lens to the seventh lens.Type: ApplicationFiled: November 16, 2020Publication date: March 4, 2021Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventor: Kyu Min CHAE
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Patent number: 10871634Abstract: A lens module may include a first lens having positive refractive power; a second lens having positive refractive power; a third lens having negative refractive power; a fourth lens having refractive power; a fifth lens having refractive power; a sixth lens having negative refractive power; and a seventh lens having refractive power and one or more inflection points formed in locations thereof not crossing an optical axis, wherein the first lens, the second lens, the third lens, the fourth lens, the fifth lens, the sixth lens and the seventh lens are disposed in a sequential order from the first lens to the seventh lens.Type: GrantFiled: December 28, 2018Date of Patent: December 22, 2020Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Publication number: 20200271900Abstract: 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: May 12, 2020Publication date: August 27, 2020Applicant: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min CHAE
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Publication number: 20200209529Abstract: 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: June 6, 2019Publication date: July 2, 2020Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Kyu Min CHAE, Sot Eum SEO
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Patent number: 10690885Abstract: A lens module includes lenses sequentially arranged from an object-side toward an image plane sensor and comprising refractive power, respectively. 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: December 10, 2015Date of Patent: June 23, 2020Assignee: Samsung Electro-Mechanics Co., Ltd.Inventor: Kyu Min Chae
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Publication number: 20200103615Abstract: An optical imaging system including a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens disposed in order from an object side, wherein one or more of the first to sixth lenses is disposed between a stop and an imaging plane and of those, one or more has positive refractive power and one is made of a glass material, and four or more of the first to sixth lenses are made of a plastic material.Type: ApplicationFiled: April 1, 2019Publication date: April 2, 2020Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Kyu Min CHAE, Eun Chong LEE
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Publication number: 20200018929Abstract: 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: ApplicationFiled: March 27, 2019Publication date: January 16, 2020Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventor: Kyu Min CHAE