公开(公告)号：US11557698B2

公开(公告)日：2023-01-17

申请号：US16072865

申请日：2017-01-17

Applicant: OSRAM OLED GMBH

Inventor： Andreas Loeffler ,  Adam Bauer ,  Matthias Peter ,  Michael Binder

IPC: H01L33/22 ,  H01L33/50 ,  H01L33/00 ,  H01L33/06 ,  H01L33/24 ,  H01L33/32

Abstract: Disclosed is a conversion element (1) comprising an active region (13) that is formed by a semiconductor material and includes a plurality of barriers (131) and quantum troughs (132), a plurality of first structural elements (14) on a top face (la) of the conversion element (1), and a plurality of second structural elements (15) and/or third structural elements (16) which are arranged on a face of the active region (13) facing away from the plurality of first structural elements (14). Also disclosed is a method for producing a conversion element of said type.