Use of aerial imaging element in teleprompter and teleprompter
US10634930B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 28, 2018 |
| Grant date | Apr 28, 2020 |
| Priority date | — |
| Expiry date | Nov 28, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N5/2222
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An aerial imaging element in a teleprompter system, a teleprompter and a teleprompter device includes one or more optical elements that bend incident light of an image and form a real image in the air, and further includes one or more translucent reflectors. The aerial imaging element is convenient to manufacture and is low in cost; the aerial imaging element enables an image displayed therein to form a real image in the air, which can be seen only at a certain angle. The aerial imaging element is applied to the prompt of aspects, such as news broadcasting and lecture giving, which is convenient and does not influence viewing or video recording at the scene.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.