Pulse or digital communications – Spread spectrum – Direct sequence
Patent
1997-10-08
1999-09-07
Porta, David P.
Pulse or digital communications
Spread spectrum
Direct sequence
378 97, A61B 600
Patent
active
059498110
ABSTRACT:
An X-ray apparatus acquires an X-ray image of an object by radiating X-rays to the object and includes an X-ray radiator for radiating X-rays to an object. An imager acquires an X-ray image of the object and radiation dose controller controls the radiation dose so as to acquire an X-ray image having a predetermined X-ray relative noise level on the basis of an image level of a predetermined area in the X-ray image.
REFERENCES:
patent: 4639943 (1987-01-01), Heinze et al.
patent: 5396532 (1995-03-01), Aichinger et al.
patent: 5400378 (1995-03-01), Toth
patent: 5617462 (1997-04-01), Spratt
JSRT, vol. 8, No. 45, p. 1014.
JAMIT Frontier, '95, "Cone-Beam CT Angiography", K. Sekihara et al, pp. 23-28.
"BME", vol. 33, theses of 34th meeting of Japan society of M"BME", vol. 33, theses of 34th meeting of Japan society of electromedica 62, 1994, No. 1, pp. 19-22.
Large Area, Flat Panel, Amorphous Silicon Imagers, L. E. Antonuk et al, SPIE, vol. 2432, Physics of Medical Imaging, pp. 216-217.
Baba Rika
Ishiguro Takashi
Ishikawa Ken
Kuba Akira
Ueda Ken
Hitachi Medical Corporation
Porta David P.
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