Hand-held programmer for programmable liquid crystal display
US6908033B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 25, 2002 |
| Grant date | Jun 21, 2005 |
| Priority date | — |
| Expiry date | Aug 18, 2022 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2380/04
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A method of writing an electrically writable tag using a hand-held writing device includes the steps of providing an electrically writable tag having a plurality of electrical conductors located on a display surface of the tag, and a mechanical alignment feature including a detent for locating the tag with respect to a hand-held writing device; providing a hand-held writing device having a corresponding plurality of electrical contacts for simultaneously making contact with the electrical conductors of the tag, and a complementary alignment feature with a detent for locating the hand-held writing device with respect to the tag; and locating the hand-held writing device with respect to the tag, using the alignment features, and activating the hand-held writing device to write information on the tag.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.