Registers – Coded record sensors – Particular sensor structure
Patent
1995-01-04
1997-04-08
Hajec, Donald T.
Registers
Coded record sensors
Particular sensor structure
235465, G06K 710
Patent
active
056190263
ABSTRACT:
A system for verifying an object of interest, includes a grayscale one-dimensional bar pattern coupled to the object, an illumination and imaging system using a one-dimensional imaging device for reading the pattern coupled to the object and for producing a pattern image, a device for translating the pattern image into a sequence of bar widths and transition directions representing a detected code, a device for comparing the detected code with a predetermined code, and a device for indicating one of the detected code and acceptance or rejection of the detected code based on comparison of the detected code with the predetermined code.
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Chou Paul B.
Wong Danny C.
Wu Frederick Y.
Hajec Donald T.
International Business Machines - Corporation
Kaufman, Esq. Stephen C.
Luong Dong Q.
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