Appeal No. 95-4814
Application 07/935,507
DECISION ON APPEAL
This is an appeal from the final rejection of claims
1 through 25.
The disclosed invention relates to a method and
apparatus for illuminating documents in an automatic document
processing system wherein a large number of documents is
rapidly transported past one or more imaging stations.
Claims 1 and 20 are illustrative of the claimed
invention, and they read as follows:
1. An arrangement for illuminating and documents
checks in a document-processing system wherein a large number
of documents are rapidly, continuously automatically
transported past one or more imaging stations, each station
having a prescribed source means comprising a hollow
Lambertian integrating vessel which houses one or more light
sources and projects a highly-uniform, yet highly diffuse
illumination-beam.
20. An automatic method of illuminating documents
in a document-processing system wherein a large number of
documents is rapidly transported past one or more imaging
stations, each station having a prescribed respective imaging-
site which is illuminated by prescribed lamp means which
projects an illumination-beam thereto; said method comprising:
housing said lamp means in a hollow Lambertian
integrating vessel having illumination-aperture means adapted
to project the energy of said lamps to its respective said
imaging-site; arranging said lamp means to direct all of its
emitted light to be reflected by the inner walls of said
vessel; and making said inner walls a highly-Lambertian
reflector/diffuser.
2
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