• Patent Title: Semiconductor device comprising an aperture array and method of producing such a semiconductor device
  • Application No.: US15528089
    Application Date: 2015-11-09
  • Publication No.: US10283541B2
    Publication Date: 2019-05-07
  • Inventor: Joerg SiegertFranz SchrankMartin Schrems
  • Applicant: ams AG
  • Applicant Address: AT Unterpremstaetten
  • Assignee: ams AG
  • Current Assignee: ams AG
  • Current Assignee Address: AT Unterpremstaetten
  • Agency: Fish & Richardson P.C.
  • Priority: EP14193859 20141119
  • International Application: PCT/EP2015/076063 WO 20151109
  • International Announcement: WO2016/078950 WO 20160526
  • Main IPC: H01L27/146
  • IPC: H01L27/146 H01L23/48
Semiconductor device comprising an aperture array and method of producing such a semiconductor device
Abstract:
A photosensor (2) is arranged in a semiconductor substrate (1) at a main surface (10), a dielectric layer (4) is arranged on or above the main surface, the dielectric layer including a metal layer (6) electrically connected with the photosensor, and an aperture layer (16) formed from an opaque or semitransparent material is arranged on or above the dielectric layer. The aperture layer is provided with an array of transparent aperture zones (18) above the photosensor, each of the aperture zones penetrating the aperture layer.
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