TY - CONF AU - Ohno, Yoshihiro C2 - 4th Int''l Conf. on Solid State Lighting , Denver, CO DA - 2004-01-01 LA - en M1 - 5530 PB - 4th Int''l Conf. on Solid State Lighting , Denver, CO PY - 2004 TI - Color Rendering and Luminous Efficacy of White LED Spectra ER -