Digital pen and a method of storing digital records of the use made of the digital pen
US8081171B2 · kind B2 · utility
5Cited by
12References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2005 |
| Grant date | Dec 20, 2011 |
| Priority date | — |
| Expiry date | Sep 3, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F3/0321
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A digital pen of the kind having means to sense and create a digital record of the use made of the pen and a memory in which the digitised record is stored also includes a reader for communication with memory tags by inductive coupling. The means to sense and create a digital record of the use made of the pen may include a camera. Preferably the reader for communication with memory tags is located at the opposite end of the pen from a nib for convention writing, and the pen includes a battery power supply.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.