Method of event detection for intraoral image sensor
US6972411B2 · kind B2 · utility
28Cited by
45References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 2002 |
| Grant date | Dec 6, 2005 |
| Priority date | — |
| Expiry date | Dec 24, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/709
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of determining that radiation is incident upon a radiation sensor comprising a plurality of radiation sensitive pixels includes the steps of monitoring an amount of current drawn by the pixels, and generating a signal indicating a presence of incident radiation which the amount of current exceeds a predetermined amount.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.