Solid state lighting devices with cellular arrays and associated methods of manufacturing

S Sills, L Xu, S Schellhammer, T Gehrke, Z Ren… - US Patent …, 2013 - Google Patents
BACKGROUND SSL devices generally use semiconductor light emitting diodes (“LEDs),
organic light-emitting diodes (“OLEDs), and/or polymer light emitting diodes (“PLEDs) as …

Highly stable semiconductor lasers and sensors for III-V and silicon photonic integrated circuits

JR Meyer, I Vurgaftman, CL Canedy… - US Patent …, 2021 - Google Patents
2019-08-01 Assigned to THE GOVERNMENT OF THE UNITED STATES OF AMERICA, AS
REPRESENTED BY THE SECRETARY OF THE NAVY reassignment THE GOVERNMENT …

Semiconductor light-emitting devices having concave microstructures providing improved light extraction efficiency and method for producing same

N Tansu, JF Gilchrist, YK Ee, P Kumnorkaew - US Patent 8,586,963, 2013 - Google Patents
(57) ABSTRACT A conventional semiconductor LED is modified to include a microlens layer
over its light-emitting surface. The LED may have an active layer including at least one …

Staggered composition quantum well method and device

N Tansu, RA Arif, YK Ee, H Zhao - US Patent 8,659,005, 2014 - Google Patents
A light emitting device comprising a staggered composition quantum well (QW) has a step-
function-like profile in the QW, which provides higher radiative efficiency and optical gain by …

Light-emitting device and method for manufacturing the same

S Abe, T Oka, S Nunoue - US Patent 8,148,890, 2012 - Google Patents
A light-emitting device includes a support substrate which includes a light-emitting layer and
a light extraction surface, and a light transmission layer, formed on the light extraction …

White light emitting diode and method of manufacturing the same

S Shylo, DI Shin - US Patent 8,324,797, 2012 - Google Patents
The present invention relates to a white light emitting diode (LED) and a method of
manufacturing the same. 2. Description of the Related Art An LED is referred to as a device …

Light emitting diode having metal nanoparticle layered graphene

DS Lee, JP Shim, SJ Park, MH Choe, DH Kim… - US Patent …, 2014 - Google Patents
The present disclosure provides a light emitting diode and a method of manufacturing the
same. The light emitting diode includes a graphene layer on a second conductive semicon …

Light emitting diodes and associated methods of manufacturing

S Schellhammer, S Sills, L Xu, T Gehrke, Z Ren… - US Patent …, 2014 - Google Patents
Light emitting diodes and associated methods of manufacturing are disclosed herein. In one
embodiment, a light emitting diode (LED) includes a substrate, a semiconductor material …

White light emitting diode and method of manufacturing the same

S Shylo, DI Shin - US Patent 8,390,189, 2013 - Google Patents
Provided is a white LED including a reflector cup; an LED chip mounted on the bottom
surface of the reflector cup; transparent resin surrounding the LED chip; a phosphor layer …

Enhanced light extraction efficiency for light emitting diodes

H Zhao - US Patent App. 13/843,207, 2013 - Google Patents
BACKGROUND 0002 The background description provided herein is for the purpose of
generally presenting the context of the disclo sure. Work of the presently named inventor (s) …