Television camera control in radiation imaging

Details Television camera control in radiation imaging Television camera control in radiation imaging

1987-05-15

1989-01-31

Fields, Carolyn E.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358211, 378 99, H04N 532

Patent

active

048020028

ABSTRACT:
A medical diagnostic television imaging system is disclosed having an x-ray source, an image intensifier tube and a video camera positioned to view the output face of the image tube. A monitor is coupled to receive video and synchronization signals from the camera. Means is associated with the video camera for controlling the camera to scan at a selected one of a plurality of scan rate formats. Circuitry is provided for suppressing the delivery of video to the monitor in response to the selection of at least one of the plurality of scan rates. During video suppression, transmission of synchronization signals to the monitor continues.

REFERENCES:
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patent: 4355330 (1982-10-01), Fukui
patent: 4503466 (1985-03-01), Ryan
patent: 4612572 (1986-09-01), Komatsu et al.
patent: 4628355 (1986-12-01), Ogura et al.
patent: 4677477 (1987-06-01), Plut et al.

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