Postnet bar code decoder

Details Postnet bar code decoder Postnet bar code decoder

1994-05-02

1995-06-27

Hajec, Donald

Registers

Coded record sensors

Particular sensor structure

235454, 235494, G06K 710, G06K 1906

Patent

active

054282110

ABSTRACT:
A method and apparatus is provided which decodes Postnet bar code regardless of position or orientation. By scanning the code, deriving transition points, and assuming various angles at orientation, position and orientation is estimated. Fine tuning and error correction is likewise provided. A localized sorting method is also used for decoding to binary status.

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