Inspection system for baggage
First Claim
1. Apparatus for the inspection of baggage pieces and the like, comprising an X-ray flash generator whose radiation penetrates the object to be inspected, and produces therefrom a shadow image on a fluorescent screen, a television camera disposed to scan such a shadow image for forming an interlaced image frame of two so-called half image frames, an analog-digital-converter to which the output of the camera tube, in the form of a half image frame, is supplied, image storage means in the form of a solid state digital memory with a storage capacity for the image points of the lines of a half image frame with 6 to 8 bits per image point of the stored signal, for storing the digital signals of a half image frame supplied from said converter, a television monitor for reproducing the stored half image frame, and a digital/analog-converter connecting the television monitor and said digital memory for supplying the stored signals therein, in the form of analog signals, to said television monitor.
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Accused Products
Abstract
A baggage inspection system utilizing fluoroscopy of baggage pieces and the like, employing an X-Ray flash unit, a television pick-up unit for scanning the X-Ray image, storage of the television image and subsequent image reproduction by a television monitor, in which, in accordance with the invention, the memory is a digital solid state memory for the digital storage of a half frame, of an interlaced video frame of the television pick-up unit, with a capacity of 6 to 8 bits per image-point of the image signal to be stored.
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Citations
3 Claims
- 1. Apparatus for the inspection of baggage pieces and the like, comprising an X-ray flash generator whose radiation penetrates the object to be inspected, and produces therefrom a shadow image on a fluorescent screen, a television camera disposed to scan such a shadow image for forming an interlaced image frame of two so-called half image frames, an analog-digital-converter to which the output of the camera tube, in the form of a half image frame, is supplied, image storage means in the form of a solid state digital memory with a storage capacity for the image points of the lines of a half image frame with 6 to 8 bits per image point of the stored signal, for storing the digital signals of a half image frame supplied from said converter, a television monitor for reproducing the stored half image frame, and a digital/analog-converter connecting the television monitor and said digital memory for supplying the stored signals therein, in the form of analog signals, to said television monitor.
Specification