Patent ID: 7462920

Claim:
A verification architecture of an infrared thermal imaging array module, which includes: a sensing frequency band, using short, middle, and long IR absorption frequency bands; a sensing module IR transmission substrate, selecting quality of the sensing module, namely, influencing IR transmission rate of receiving frequency band; a bottom heavily-doped contact layer, influencing quality of the ohmic contact between semiconductor and conducting metal; an IR absorption layer, namely, an active layer, the periodicity thereof influencing photoconductivity gain and quantum efficiency; an intrinsic layer, namely, a depletion layer, the thickness and intrinsic concentration thereof influencing quantum efficiency and dark current of the sensing device; an energy-barrier blocking layer, influencing intrinsic impedance of the sensing device for complying with high-injection photo-current efficiency, dark current of the sensing device, and activation energy under operation temperatures; a top heavily-doped contact layer, influencing characteristics of ohmic contact and output efficiency of photoelectron current; a fabrication process of single-device-type sensing device, which include the error between photomasks and linewidth of physical devices being less than 10%; and a verification architecture of changing-temperature optoelectronic measurement, the error rate under 10˜300K operation temperatures being less than 15%, and the resultant spectrum type uniformity being greater than 80%.