| abstract |
Disclosing LED-based lamp and bulb, including having the pedestal of multiple LED, wherein pedestal comprises Heat Conduction Material at least in part.Including heat spreader structures, wherein pedestal is thermally couple to this heat spreader structures.Remote phosphor is arranged relative to LED so that at least some light from LED passes remote phosphor and is converted into the light of different wave length.Some lamps or bulb embodiment can launch the white light that the light from LED and remote phosphor is combined into.These LED that can include launching blue light, wherein remote phosphor has absorption blue light and launches the material of gold-tinted or green glow.Bubbler can be included, so that transmitting light is diffused into desired pattern, such as omni patterns. |