OCR and bar code reader with optimized sensor
US4542528A · kind A · utility
133Cited by
12References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 1984 |
| Grant date | Sep 17, 1985 |
| Priority date | — |
| Expiry date | Nov 6, 2004 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S235/901
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
In an optical reader for reading alphanumeric and bar code characters, an area array for scanning alphanumeric data and a single photo sensor for scanning bar code data is formed on the same semiconductor chip. Separate processors are connected to the array and to the single photosensor wherein the single photosensor is reading bar codes and the area array is used for reading alphanumeric data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.