Patent · US Active

Light-emitting semiconductor chip and method for producing a semiconductor light-emitting chip

US10637211B2 · kind B2 · utility

0Cited by

7References

8Claims

0Family size

Assignee

Osram OLED GMBH · DE

Inventors

Christoph Eichler · Donaustauf, DE
André Somers · Obertraubling, DE
Bernhard Stojetz · Wiesent, DE
Andreas Loeffler · Neutraubling, DE
Alfred Lell · Maxhütte-Haidhof, DE

Key dates

Filing date	May 12, 2017
Grant date	Apr 28, 2020
Priority date	—
Expiry date	May 12, 2037

Classification

Technology area (CPC H)Electricity
CPC primaryH10H20/8252
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A light-emitting semiconductor chip (100) is provided, having a first semiconductor layer (1), which is at least part of an active layer provided for generating light and which has a lateral variation of a material composition along at least one direction of extent. Additionally provided is a method for producing a semiconductor chip (100).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.