公开(公告)号：DE3783144D1

公开(公告)日：1993-02-04

申请号：DE3783144

申请日：1987-02-06

Applicant: FUJITSU LTD

Inventor： MAEKAWA TOHRU ,  UEDA SATOSHI ,  TAKIGAWA HIROSHI ,  KOCHI TETSUYA ,  GOTO JUNJIRO

IPC: G01J1/02 ,  H01L31/0216 ,  H01L31/0232 ,  H01L31/02

Abstract: An infrared detector comprises a cold shield (20) consisting of: a light shielding portion (16) consisting of a substrate (10) made of an infrared transmitting material, an infrared absorbing layer (11) formed on one surface of the substrate (10), a dielectric layer (12), formed on the infrared absorbing layer (11), and an infrared reflecting layer (13) formed on the dielectric layer (12), and opening portions consisting of the substrate (10) and the dielectric layer (12), the infrared array (21) having detecting areas (22) arranged just below the opening portions of the cold shield (20).

公开(公告)号：DE3783144T2

公开(公告)日：1993-04-22

申请号：DE3783144

申请日：1987-02-06

Applicant: FUJITSU LTD

Inventor： MAEKAWA TOHRU ,  UEDA SATOSHI ,  TAKIGAWA HIROSHI ,  KOCHI TETSUYA ,  GOTO JUNJIRO

IPC: G01J1/02 ,  H01L31/0216 ,  H01L31/0232 ,  H01L31/02

Abstract: An infrared detector comprises a cold shield (20) consisting of: a light shielding portion (16) consisting of a substrate (10) made of an infrared transmitting material, an infrared absorbing layer (11) formed on one surface of the substrate (10), a dielectric layer (12), formed on the infrared absorbing layer (11), and an infrared reflecting layer (13) formed on the dielectric layer (12), and opening portions consisting of the substrate (10) and the dielectric layer (12), the infrared array (21) having detecting areas (22) arranged just below the opening portions of the cold shield (20).