Image pickup apparatus which stores initial defect data concerning image pickup device and data on later developed defects
US7365783B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 14, 2002 |
| Grant date | Apr 29, 2008 |
| Priority date | — |
| Expiry date | Jan 5, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N25/683
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An imaging apparatus comprises an imaging element, an imaging optical system configured to input an image of an object to the imaging element, a non-volatile memory part for storing defect data concerning the imaging element, and includes a first memory area storing initial defect data concerning the imaging element, and a second memory area different from the first memory area, a defect detection part for detecting defect data concerning the imaging element, and a control part for controlling reading and writing of the defect data on the imaging element from and to the non-volatile memory part, the control part writing, to the second memory area, defect data detected by the defect detection part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.