Bar code reader
US4743744A · kind A · utility
6Cited by
1References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 1986 |
| Grant date | May 10, 1988 |
| Priority date | — |
| Expiry date | Jul 2, 2006 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K7/0163
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A bar code reader for reading and decoding bar code information as on an article of merchandise comprising in series a counting circuit outputting the counter value corresponding to the signal detected by an optical head, a code converter for converting said counter value into the multilevel image signal, a memory circuit for storing said multilevel signal input from said code converter and an automatic discriminating and decoding circuit for reading said multilevel signal stored in said memory circuit, discriminating and decoding.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.