Retrace data elimination

Details Retrace data elimination Retrace data elimination

1975-07-03

1977-09-13

Thesz, Joseph M.

Communications: electrical

Digital comparator systems

3401463Z, G06K 900

Patent

active

040486176

ABSTRACT:
This invention relates to modification and utilization of signals developed by automatic reading systems where a hand-held optical unit scans a data field or alpha-numeric characters, and more particularly, to operations which eliminate redundancy in signals produced by scanning a given data field in either direction. A higher first line accept rate is achieved.

REFERENCES:
patent: 3744025 (1973-07-01), Bilgutay
patent: 3778597 (1973-12-01), Vanderpool et al.
patent: 3811033 (1974-05-01), Herrin et al.

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