X-ray or gamma ray systems or devices – Electronic circuit – Exposure timer
Patent
1990-04-18
1991-05-28
Fields, Carolyn E.
X-ray or gamma ray systems or devices
Electronic circuit
Exposure timer
378146, 378 62, 378156, 378 5, H05G 164, G21K 300
Patent
active
050200852
ABSTRACT:
An X-ray image processing device using dual energy projection radiography method, wherein the low energy image and the high energy image are subjected to a subtraction processing to output a first image such as bone X-ray image, and the first image and the low energy image are subjected to another subtraction to output a second image such as a soft tissue X-ray image without deterioration of the X-ray image.
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patent: 4926454 (1990-05-01), Haendle et al.
patent: 4969175 (1990-11-01), Nelson et al.
Dual-Energy X-Ray Diagnostics, Phillips Technical Review, 42, No. 8/9, 274-285, Jun. 1986.
Funakoshi Hiromasa
Kawara Toshiyuki
Tsutsui Hiroshi
Yoshizumi Yoshiyuki
Chu Kim-Kwok
Fields Carolyn E.
Matsushita Electric - Industrial Co., Ltd.
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