Substrate removal process for high light extraction LEDs

J Edmond - US Patent 7,932,111, 2011 - Google Patents
A method for fabricating light emitting diode (LEDs) comprises providing a plurality of LEDs
on a substrate wafer, each of which has an n-type and p-type layer of Group-III nitride …

Method of fabricating vertical structure compound semiconductor devices

M cheol Yoo - US Patent 7,977,133, 2011 - Google Patents
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Negley 5.990. 495 A 11, 1999 Ohba 6,187.606 B1 2/2001 Edmond et al. 6,201,262 B1 3 …

Layer transfer method

S Bressot, O Rayssac, B Aspar - US Patent 7,060,590, 2006 - Google Patents
The invention relates to a method of removing a peripheral Zone of adhesive while using a
layer of adhesive in the process of assembling and transferring a layer of material from a …

External extraction light emitting diode based upon crystallographic faceted surfaces

JA Edmond, DB Slater Jr, HS Kong… - US Patent …, 2010 - Google Patents
A light emitting diode is disclosed that includes a support structure and a Group III nitride
light emitting active structure mesa on the support structure. The mesa has its sidewalls …

Nitride semiconductor element with a supporting substrate

M Sano, M Nonaka, K Kamada… - US Patent 6,744,071, 2004 - Google Patents
A highly efficient nitride semiconductor element having an opposed terminal structure,
whose terminals face each other. The nitride semiconductor element includes a conductive …

Method of manufacturing transferable elements incorporating radiation enabled lift off for allowing transfer from host substrate

I Speier - US Patent 8,334,152, 2012 - Google Patents
US PATENT DOCUMENTS 6,071,795 A 6/2000 Cheung et al. 6,335,263 B1 1/2002 Cheung
et al. 6,420,242 B1 7/2002 Cheung et al. 6,448,102 B1 9, 2002 Kneisslet al. 6,455,340 B1 9 …

High efficiency light emitting diode and method of making the same

TP Chen - US Patent 6,869,820, 2005 - Google Patents
A high efficiency light emitting diode (LED) with metal reflector and the method of making the
same is disclosed. The metal reflector is composed of at least two layers with one …

Lighting device and method of lighting

GH Negley, AP Van de Ven, TG Coleman - US Patent 8,596,819, 2013 - Google Patents
USPC.................. 362/249.02; 362/311.02; 362/800 There iS provided a lighiing device
Which emits light With an (58) Field Of ClaSSi? catiOIl SeaI 'Ch e? icacy of at least 60 …

High powered light emitter packages with compact optics

J Ibbetson, J Bharathan, B Keller - US Patent 9,666,772, 2017 - Google Patents
A light emitter includes a planar supporting surface, a light source positioned on the
spreader region, and an encapsulant positioned on the spreader region to surround the light …

High output group III nitride light emitting diodes

JA Edmond, MJ Bergmann, DT Emerson… - US Patent …, 2010 - Google Patents
A light emitting diode is disclosed that includes a silicon carbide substrate and a light
emitting structure formed from the Group III nitride material system on the substrate. The …