Method and apparatus for sharing presentation data and annotation
US9781179B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2017 |
| Grant date | Oct 3, 2017 |
| Priority date | — |
| Expiry date | Mar 27, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L67/06
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
A method and apparatus for sharing presentation data, interactions, and annotation information between devices. The method includes: converting the presentation data into at least one image; transmitting the at least one image to the second device; displaying an image from among the at least one image on a screen of the first device, and transmitting image identification information about the displayed image to the second device; adding annotation data to the displayed image, based on a user input; and transmitting annotation information about the annotation data to the second device. The second device displays an image corresponding to the image identification information on a screen of the second device based on the image identification information, and the second device displays the annotation information on the image displayed on the screen of the second device the annotation information.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.