System and method for preventing illegal copy
US9142250B2 · kind B2 · utility
0Cited by
5References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 3, 2010 |
| Grant date | Sep 22, 2015 |
| Priority date | — |
| Expiry date | Apr 24, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L2463/101
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed herein is an illegal copy prevention system and method. In short, an anti-copy prevention system of the present invention includes, a chipless RFID disk having a print layer distributed with metal fibers; an Optical Disk Drive (ODD) reading, recorded information when mounted with the chipless RFID disk; and a reader installed in the disk drive to sense whether metal fibers distributed at the printed layer exists and a unique ID contained in the metal fiber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.