Patent ID: 6094127
Filing Date: 2000-07-25
Classification: G01J

Abstract:
A three-level infrared bolometer, the bolometer comprising:an active matrix level, the active matrix level including a substrate and at least a pair of connecting terminals;a support level provided with at least a pair of bridges, each of the bridges including an conduction line, one end of the conduction line being electrically connected to the respective connecting terminal;an absorption level, the absorption level including an absorber, a bolometer element surrounded by the absorber, and an etched infrared absorber coating formed on top of the absorber and having a rough surface; andat least a pair of posts, each of the posts being placed between the absorption level and the support level and including an electrical conduit surrounded by an insulating material, each end of the bolometer element of the absorption level being electrically connected to the respective connecting terminal through the respective electrical conduit and the respective conduction line.