Phosphor-converted LED devices having improved light distribution uniformity

Phosphor-converted LED devices having improved light distribution uniformity

A New Phosphor-converted LED Device ("NPCLD") is disclosed. The NPCLD may include a lens over a phosphor body, in which the lens and the phosphor body each have a substantially convex upper surface. The NPCLD may alternatively include first and second lenses, the first lens having a substa...

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Bibliographische Detailangaben
1. Verfasser: PANG SIEW I.,LEE MENG E.,LEE KIAN S.,OON SU L.,YEOH HONG H
Format: Patent
Sprache:eng
Schlagworte:
BASIC ELECTRIC ELEMENTS
ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR
ELECTRICITY
SEMICONDUCTOR DEVICES
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Beschreibung
Zusammenfassung:A New Phosphor-converted LED Device ("NPCLD") is disclosed. The NPCLD may include a lens over a phosphor body, in which the lens and the phosphor body each have a substantially convex upper surface. The NPCLD may alternatively include first and second lenses, the first lens having a substantially flat interface with a phosphor body.