Electronic imaging apparatus with signal integration and selective image receiving modes
US4972269A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1989 |
| Grant date | Nov 20, 1990 |
| Priority date | — |
| Expiry date | Jul 6, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/55
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic imaging apparatus in which an exposure is controlled by using that output of an image pickup element which is obtained with exposure adjusting means in a corresponding position to the output of a photosensitive element solely used for light measurement, being characterized by including a control circuit for changing the reading-out speed over between a prescribed portion of the image sensing area to be used for the exposure control and the other portion than that prescribed portion, wherein the size and location of the aforesaid prescribed portion is made changeable by an adjusting member accessible from the outside of the apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.