Patent ID: 8174189

Claim:
A white Light Emitting Diode (LED) device, comprising: a package body for accommodating a plurality of light source units; a first light source unit accommodated in the package body, configured to have one or more first LED chips and a first phosphor, and configured to emit white light having a first Correlated Color Temperature (CCT); a second light source unit accommodated in the package body, configured to have one or more second LED chips and a second phosphor, and configured to emit white light having a second CCT; a current control unit for varying current, to be supplied to at least one of the one or more first and second LED chips, so as to adjust the CCT of the final emitted white light, wherein the first and the second LED chips are the same, the first and the second phosphors are the same, and wherein an amount of the first and the second phosphors dispersed in the first and the second LED chips is different from each other so as to adjust the first and second CCTs.