Sound and action key with recognition capabilities
US6171168A · kind A · utility
70Cited by
18References
31Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 23, 1999 |
| Grant date | Jan 9, 2001 |
| Priority date | — |
| Expiry date | Aug 23, 2019 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F27/00
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
An electronic device or module which, when in contact with or remote from an object, recognizes the object and plays sounds, creates movement in the object, or turns on lights, or activates other electrical circuits appropriate to the object's identity, environment and/or movement of any parts of that object. The object need not contain any electronics or a power source and need not be connected to the device electronically.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.