Patents by Inventor Tzu-Chien Tang

Tzu-Chien Tang 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).

  • Patent number: 9274307
    Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned in an order from an object side to an image side and an aperture stop positioned between the third lens element and fourth lens element. Through controlling the convex or concave shape of the surfaces of the lens elements, the view angle of the optical imaging lens is efficiently increased to provide better optical characteristics.
    Type: Grant
    Filed: April 25, 2014
    Date of Patent: March 1, 2016
    Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.
    Inventors: Poche Lee, Chih Yang Yeh, Tzu-chien Tang
  • Publication number: 20150362697
    Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises six lens elements positioned sequentially from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements and designing parameters satisfying at least one inequality, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.
    Type: Application
    Filed: August 23, 2014
    Publication date: December 17, 2015
    Inventors: Sheng Wei HSU, Tzu-Chien TANG
  • Publication number: 20150362701
    Abstract: An optical imaging lens includes: first through sixth lens elements, the first lens element has a positive refracting power, an object-side surface with a convex part in a vicinity of the optical axis, and a convex part in a vicinity of its periphery, the second lens element has a negative refracting power and an object-side surface with a convex part in a vicinity of its periphery, the third lens element and the fourth lens element each have an image-side surface with a convex part in a vicinity of the optical axis, the fifth lens element has an object-side surface with a convex part in a vicinity of the optical axis, the sixth lens element has an image-side surface with a concave part in a vicinity of the optical axis, and the optical imaging lens set includes no lens element with refractive power other than said first through sixth lens elements.
    Type: Application
    Filed: August 22, 2014
    Publication date: December 17, 2015
    Inventors: Sheng-Wei Hsu, Tzu-Chien Tang
  • Publication number: 20150338609
    Abstract: An optical imaging lens includes: a first, second, third, fourth, fifth and sixth lens element, the first lens element has an object-side surface with a convex part in a vicinity of the optical axis, and a convex part in a vicinity of its periphery, the second lens element has an image-side surface with a concave part in a vicinity of its periphery, the third lens element has an image-side surface with a convex part in a vicinity of its periphery, the fourth lens has an object-side surface with a concave part in a vicinity of its periphery, the fifth lens element has an object-side surface with a concave part in a vicinity of the optical axis, the sixth lens element has an image-side surface with a concave part in a vicinity of the optical axis, and a convex part in a vicinity of its periphery.
    Type: Application
    Filed: July 30, 2014
    Publication date: November 26, 2015
    Inventors: Sheng-Wei Hsu, Tzu-Chien Tang
  • Publication number: 20150260952
    Abstract: An optical imaging lens includes: a first, second, third, fourth, fifth and sixth lens element, the first lens element has negative refractive power, the second lens element has negative refractive power, the third lens element has refractive power, the fourth lens element having an image-side surface with a convex portion in a vicinity of the optical axis, the fifth lens element having an image-side surface with a convex portion in a vicinity of the optical axis, and the sixth lens element having an image-side surface with a concave portion in a vicinity of its periphery, wherein the optical imaging lens set does not include any lens element with refractive power other than said first, second, third, fourth, fifth and sixth lens elements.
    Type: Application
    Filed: October 6, 2014
    Publication date: September 17, 2015
    Inventors: Tzu-Chien Tang, Chih-Yang Yeh
  • Publication number: 20150260960
    Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises six lens elements positioned in an order from an object side to an image side and an aperture stop positioned between the third and fourth lens elements. Through controlling the convex or concave shape of the surfaces of the lens elements, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.
    Type: Application
    Filed: October 6, 2014
    Publication date: September 17, 2015
    Inventors: Tzu-Chien TANG, Chih-Yang YEH
  • Publication number: 20150253540
    Abstract: An optical imaging lens includes: a first, second, third, fourth, fifth and sixth lens element, the first lens element with positive refractive power, the second lens element having an object-side surface with a concave part in a vicinity of its periphery and an image-side surface with a concave part in a vicinity of its periphery, the fourth lens element having an image-side surface with a convex part in a vicinity of the optical axis, the fifth lens element having an object-side surface with a convex part in a vicinity of the optical axis and an image-side surface with a concave part in a vicinity of the optical axis, the sixth lens element having an image-side surface with a convex part in a vicinity of its periphery, and the sixth lens element being made of plastic.
    Type: Application
    Filed: June 20, 2014
    Publication date: September 10, 2015
    Inventors: Sheng-Wei Hsu, Tzu-Chien Tang, Chih-Yang Yeh
  • Publication number: 20150253541
    Abstract: An imaging lens includes first to sixth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant lens parameters, a short system length of the imaging lens may be achieved while maintaining good optical performance.
    Type: Application
    Filed: June 20, 2014
    Publication date: September 10, 2015
    Inventors: Sheng-Wei Hsu, Tzu-Chien Tang, Chih-Yang Yeh
  • Patent number: 9116328
    Abstract: Present embodiments provide for a mobile device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned sequentially from an object side to an image side. Though controlling the convex or concave shape of the surfaces, the refracting power of the lens elements and/or equations between parameters, the optical imaging lens shows better optical characteristics and the total length of the optical imaging lens is shortened.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: August 25, 2015
    Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.
    Inventors: Kuo-Wen Chang, Sheng Wei Hsu, Tzu Chien Tang
  • Patent number: 9104009
    Abstract: An imaging optical system includes, in order from the object side to the image side, a first lens element, a second lens element, a third lens element, an aperture stop, a fourth lens element, a fifth lens element, and a sixth lens element arranged along an optical axis. The first lens element has a concave image-side surface in the vicinity of the optical axis. The second lens element has a negative refractive power. The third lens element has a convex object-side surface in a vicinity of an optical axis. The fourth lens element has a convex object-side surface in the vicinity of the optical axis. The fifth lens element has a convex image-side surface in the vicinity of the optical axis. The sixth lens element is made of plastic and has a convex image-side surface in a vicinity of an outer circumference.
    Type: Grant
    Filed: December 20, 2013
    Date of Patent: August 11, 2015
    Assignee: GENIUS ELECTRONIC OPTICAL CO., LTD.
    Inventors: Matthew Bone, Poche Lee, Chih-Yang Yeh, Tzu Chien Tang
  • Publication number: 20150212290
    Abstract: Present invention provides an electronic device and an optical imaging lens thereof. The optical imaging lens comprises a first lens element, a second lens element, a third lens element, a fourth lens element and a fifth lens element positioned in an order from an object side to an image side along an optical axis. The first lens element has negative refractive power, the second lens element has a convex portion formed on the object side surface and a concave portion formed on the image side surface, the third lens element has a convex portion formed on the object side surface and the fifth lens element has a convex portion formed on the image side surface. Through controlling the convex or concave shape of the surfaces, designing parameters satisfying an inequality and/or the refracting power of the lens elements, the field of view is broadened, and the better image performance is maintained.
    Type: Application
    Filed: May 16, 2014
    Publication date: July 30, 2015
    Applicant: GeniuS Electronic Optical Co., Ltd.
    Inventors: Sheng Wei HSU, Tzu Chien TANG
  • Patent number: 9075221
    Abstract: An optical imaging lens set includes: a first lens element, an aperture stop, a second lens element, a third lens element, a fourth lens element and a fifth lens element, the first lens element with refractive power having a convex object-side surface and an image-side surface with a concave part in a vicinity of its periphery, the second lens element with refractive power having an object-side surface with a convex part in a vicinity of its periphery, the third lens element with refractive power having an object-side surface with a concave part in a vicinity of its periphery, the fourth lens element with refractive power, the fifth lens element with refractive power having an image-side surface with a concave part in a vicinity of the optical axis.
    Type: Grant
    Filed: December 13, 2013
    Date of Patent: July 7, 2015
    Assignee: Genius Electronic Optical Co., Ltd.
    Inventors: Sheng-Wei Hsu, Tzu-Chien Tang
  • Publication number: 20150177484
    Abstract: An optical imaging lens includes a first, second, third, fourth, fifth and sixth lens element, the first lens element having an image-side surface with a concave part in a vicinity of its periphery, the second lens element having an object-side surface with a convex part in a vicinity of its periphery, the third lens element having an image-side surface with a convex part in a vicinity of its periphery, the fourth lens with positive refractive power, the fifth lens element having an object-side surface with a concave part in a vicinity of its periphery, the sixth lens element having an image-side surface with a convex part in a vicinity of its periphery, wherein the optical imaging lens set does not include any lens element with refractive power other than said first, second, third, fourth, fifth and sixth lens elements.
    Type: Application
    Filed: April 3, 2014
    Publication date: June 25, 2015
    Inventors: Sheng-Wei Hsu, Tzu-Chien Tang, Chih-Yang Yeh
  • Publication number: 20150177485
    Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises six lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the view angle of the optical imaging lens is efficiently increased to shows better optical characteristics.
    Type: Application
    Filed: April 3, 2014
    Publication date: June 25, 2015
    Inventors: Sheng Wei HSU, Tzu Chien TANG, Chih Yang YEH
  • Publication number: 20150177482
    Abstract: An imaging optical system includes, in order from the object side to the image side, a first lens element, a second lens element, a third lens element, an aperture stop, a fourth lens element, a fifth lens element, and a sixth lens element arranged along an optical axis. The first lens element has a concave image-side surface in the vicinity of the optical axis. The second lens element has a negative refractive power. The third lens element has a convex object-side surface in a vicinity of an optical axis. The fourth lens element has a convex object-side surface in the vicinity of the optical axis. The fifth lens element has a convex image-side surface in the vicinity of the optical axis. The sixth lens element is made of plastic and has a convex image-side surface in a vicinity of an outer circumference.
    Type: Application
    Filed: December 20, 2013
    Publication date: June 25, 2015
    Applicant: Genius Electronic Optical Co., Ltd.
    Inventors: Matthew Bone, Poche Lee, Chih-Yang Yeh, Tzu Chien Tang
  • Publication number: 20150168676
    Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned in an order from an object side to an image side and an aperture stop positioned between the third lens element and fourth lens element. Through controlling the convex or concave shape of the surfaces of the lens elements, the view angle of the optical imaging lens is efficiently increased to provide better optical characteristics.
    Type: Application
    Filed: April 25, 2014
    Publication date: June 18, 2015
    Inventors: Poche LEE, Chih Yang YEH, Tzu-chien TANG
  • Publication number: 20150168684
    Abstract: The present invention provides a camera device and an optical imaging lens thereof. The optical imaging lens comprises five lens elements positioned in an order from an object side to an image side. Through controlling the convex or concave shape of the surfaces of the lens elements, the view angle of the optical imaging lens is efficiently increased to provide better optical characteristics.
    Type: Application
    Filed: April 24, 2014
    Publication date: June 18, 2015
    Inventors: Poche LEE, Chih Yang YEH, Tzu-chien TANG
  • Publication number: 20150168675
    Abstract: An imaging lens includes first to fifth lens elements arranged from an object side to an image side in the given order. Through designs of surfaces of the lens elements and relevant lens parameters, a wide field of view of the imaging lens may be achieved while maintaining good optical performance.
    Type: Application
    Filed: April 25, 2014
    Publication date: June 18, 2015
    Applicant: Genius Electronic Optical Co., Ltd.
    Inventors: Poche Lee, Tzu-Chien Tang, Chih-Yang Yeh
  • Patent number: 9057865
    Abstract: An optical imaging lens includes a first, second, third, fourth, fifth and sixth lens element, the first lens element having an image-side surface with a concave part in a vicinity of its periphery, the second lens element having an object-side surface with a convex part in a vicinity of its periphery, the third lens element having an image-side surface with a convex part in a vicinity of its periphery, the fourth lens with positive refractive power, the fifth lens element having an object-side surface with a concave part in a vicinity of its periphery, the sixth lens element having an image-side surface with a convex part in a vicinity of its periphery, wherein the optical imaging lens set does not include any lens element with refractive power other than said first, second, third, fourth, fifth and sixth lens elements.
    Type: Grant
    Filed: April 3, 2014
    Date of Patent: June 16, 2015
    Assignee: Genius Electronic Optical Co., Ltd.
    Inventors: Sheng-Wei Hsu, Tzu-Chien Tang, Chih-Yang Yeh
  • Patent number: 9013813
    Abstract: An optical imaging lens set includes: a first lens element with positive refractive power having an image-side surface with a convex part in a vicinity of a circular periphery of the first lens element, a second lens element having an object-side surface with a convex part in a vicinity of a circular periphery of the second lens element, a third lens element having an object-side surface with a concave part in a vicinity of a circular periphery of the third lens element, a fourth lens element having a concave object-side surface, and a plastic fifth lens element having an image-side surface with a concave part in a vicinity of the optical axis. The air gap between the second lens element and the third lens element G23, and the air gap between the third lens element and the fourth lens element G34, satisfied the relation 1.40?G23/G34.
    Type: Grant
    Filed: May 31, 2013
    Date of Patent: April 21, 2015
    Assignee: Genius Electronic Optical Co., Ltd.
    Inventors: Kuo-Wen Chang, Sheng-Wei Hsu, Tzu-Chien Tang