Method and apparatus for determining the position of a TV camera for use in a virtual studio
US6304298A · kind A · utility
24Cited by
34References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 1997 |
| Grant date | Oct 16, 2001 |
| Priority date | — |
| Expiry date | Jul 2, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N9/75
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A method of determining the position of a TV camera relative to a patterned panel being viewed by the TV camera including the steps of: PA1 identifying a plurality of edge points of the pattern from the video signal produced by said camera and using these edge points to calculate the perspective of the pattern relative to the camera.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.