Camera controlling apparatus
US5325206A · kind A · utility
9Cited by
1References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 1992 |
| Grant date | Jun 28, 1994 |
| Priority date | — |
| Expiry date | Sep 10, 2012 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B7/102
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A video camera having a zoom controlling apparatus which readily controls the magnitude of an image to a fixed size. The camera apparatus detects movement of a subject being photographed based on changes in the image signal and detects the magnitude of the subject being photographed by the imaging device. A servo-control maintains the magnitude of a subject being viewed by the camera constant by moving a zoom lens in response to the detected magnitude.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.