US Patent No. 10,141,477

STRAINED ALGAINP LAYERS FOR EFFICIENT ELECTRON AND HOLE BLOCKING IN LIGHT EMITTING DEVICES


Patent No. 10,141,477
Issue Date November 27, 2018
Title Strained Algainp Layers For Efficient Electron And Hole Blocking In Light Emitting Devices
Inventorship Lekhnath Bhusal, San Jose, CA (US)
Theodore Chung, San Jose, CA (US)
Parijat Deb, San Jose, CA (US)
Assignee Lumileds LLC, San Jose, CA (US)

Claim of US Patent No. 10,141,477

1. A light-emitting device, comprising:an electron blocking layer, wherein at least a portion of the electron blocking layer is arranged to have a tensile strain;
a hole blocking layer, wherein at least a portion of the hole blocking layer is arranged to have a compressive strain; and
an active layer disposed between the hole blocking layer and the electron blocking layer.