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US 9,543,478 B2Granted
Light emitting device including a filter and a protective layer
AssigneeKoninklijke Philips N.V.
InventorsApril Dawn Schricker, Hans-Helmut Bechtel, Kim Kevin Mai, Thomas Diederich, Joost Peter Andre Vogels, Uwe Mackens, Matthias Heidemann
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Abstract
A method according to embodiments of the invention includes providing a plurality of LEDs (60) attached to a mount (62). A filter (102) is attached to at least one of the plurality of LEDs. A protective layer (104) is formed over the filter. A reflective layer (74) is formed over the mount. A portion of the reflective layer disposed over the protective layer is removed.
Claims16
A method comprising:
- providing a plurality of LEDs attached to a mount;
- attaching a filter to at least one of the plurality of LEDs;
- forming a protective layer over the filter;
- forming a reflective layer over the mount;
- and
- removing a portion of the reflective layer disposed over the protective layer.
3 more elements
A structure comprising:
- a plurality of LEDs attached to a mount;
- a plurality of filters disposed over the plurality of LEDs, wherein each filter is substantially a same width as the LED over which the filter is disposed;
- a transparent layer disposed over the filter, wherein the transparent layer comprises a plurality of transparent layers disposed over the plurality of filters, wherein each transparent layer is substantially a same width as the LED over which the transparent layer is disposed;
- and
- reflective material disposed between neighboring LEDs.
2 more elements
Dependencies are inferred from the claim text.