Viewing apparatus and computer-readable medium
US9098728B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 6, 2012 |
| Grant date | Aug 4, 2015 |
| Priority date | — |
| Expiry date | Apr 4, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F21/84
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is a viewing apparatus including a transmission unit having light transparency, through which an image is viewed, the viewing apparatus comprising: an identification information obtaining unit which obtains identification information to identify a user of the viewing apparatus; and a processor which performs: authentication processing which authenticates the user based on the identification information; judgment processing which judges whether a hidden image included in advance in the image can be viewed or not, based on a result of the authentication processing; and adjustment processing which adjusts light passing through the transmission unit to switch whether the hidden image can be viewed or not, based on a result of the judgment processing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.