Patents Examined by Vipin Pattel
  • Collimator, optical device and method of manufacturing the same
    Patent number: 10663746
    Abstract: According to various embodiments, a collimator includes a substrate defining a plurality of channels through the substrate. The substrate includes a first surface and a second surface opposite the first surface. Each of the channels includes a first aperture exposed from the first surface, a second aperture between the first surface and the second surface, and a third aperture exposed from the second surface. The first aperture and the third aperture are larger than the second aperture.
    Type: Grant
    Filed: November 9, 2016
    Date of Patent: May 26, 2020
    Assignee: ADVANCED SEMICONDUCTOR ENGINEERING, INC.
    Inventors: Yuan-Feng Chiang, Tsung-Tang Tsai, Min Lung Huang