Optical scanner with hand-held and hands-free modes of use
US6216951A · kind A · utility
43Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 31, 2000 |
| Grant date | Apr 17, 2001 |
| Priority date | — |
| Expiry date | Mar 31, 2020 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06K2207/1018
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Antique identifying electro-optical marker is associated with a base unit having a receiver. During a set-up mode of operation, an electro-optical reader reads the marker. During subsequent reading of indicia, the reader generates electrical signals which are transmitted to the receiver of the uniquely identified base unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.