Back to results
US 2006/0067073 A1Published application
White led device
OwnerChu-Chi Tinginventor
Life of this patent
Estimating the term…
Abstract
A white LED device is described, including two LED dies capable of emitting a first color light and a second color light, respectively, and a phosphor layer coated on at least one of the two LED dies. The phosphor layer is capable of emitting a third color light when stimulated by the first or second color light, and a light mixing structure is also disposed to mix the first to third color lights into uniform white light without chromatic deviation.
Claims13
A white LED device, comprising:
- a first LED die, capable of emitting a first color light;
- a second LED die, capable of emitting a second color light;
- and
- a phosphor layer disposed on at least one of the first and second LED dies, capable of emitting a third color light when stimulated by the first or second color light;
- an electrode connection structure, electrically connected with electrodes of the first and second LED dies for providing electricity to the first and second LED dies;
- and
- a light mixing structure, capable of mixing the first to third color lights to produce white light.
4 more elements
Dependencies are inferred from the claim text.