Scrolling electronic signage
US7463217B2 · kind B2 · utility
4Cited by
6References
28Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 21, 2004 |
| Grant date | Dec 9, 2008 |
| Priority date | — |
| Expiry date | Apr 10, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133342
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A display, a signage system including the display, and methods of writing the display, are described, wherein the system includes at least one looped scroll of bistable display media and at least one electronic writehead. The entire display can be written by using the writehead to address individual sections of the display media by moving the writehead relative to the media.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.