Electronic signage
US7683855B2 · kind B2 · utility
1Cited by
5References
33Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 2004 |
| Grant date | Mar 23, 2010 |
| Priority date | — |
| Expiry date | Mar 16, 2027 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2380/04
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display, a signage system including the display, and methods of writing the display, are described, wherein the system includes at least one display, at least one writing unit, and at least one holder. Each display includes at least one bi-stable display element and at least one electrical interconnect substrate. The display can be written using the writing unit and displayed in the writing unit or in the holder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.