Patent ID: 8384097

Claim:
A substrate for a lighting apparatus, the substrate comprising: a plurality of electrically insulating base layers; a plurality of top-side electrical contacts disposed on a top one of the electrically insulating base layers, the plurality of top-side electrical contacts including a plurality of light device pads sized and positioned to accommodate a plurality of light devices; a plurality of external electrical contacts disposed on an exterior surface of the substrate; and a plurality of electrical paths connecting the top-side electrical contacts to the external electrical contacts, wherein at least a portion of the plurality of electrical paths is disposed between the electrically insulating base layers, wherein the electrical paths are arranged such that when light devices are connected to the top-side electrical contacts, the light devices become connected in a plurality of independently addressable groups of light devices, at least one of the independently addressable groups including two or more of the light devices connected in series, wherein each of the independently addressable groups is connected to different ones of the external electrical contacts.