Data demodulation
US6674786B1 · kind B1 · utility
80Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 19, 2000 |
| Grant date | Jan 6, 2004 |
| Priority date | — |
| Expiry date | Apr 19, 2020 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L27/1563
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The accuracy of demodulation of data from a magnetic stripe is enhanced by comparing time intervals between successive peaks of each character of the signal read from the stripe against a set of predetermined reference successive peak time intervals for the data characters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.