Switch device
US9350346B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 18, 2009 |
| Grant date | May 24, 2016 |
| Priority date | — |
| Expiry date | Jul 19, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K2217/96011
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
There are: a communication sheet that propagates electromagnetic wave; a wireless communication part arranged close to the communication sheet, and stores predetermined information, and wirelessly transmits the predetermined information to the communication sheet; a shield part that shields a radio signal wirelessly transmitted from the wireless communication part; an operation part that enables or disables wireless communication between the communication sheet and the wireless communication part; and a discrimination part that discriminates contents of operation by the operation part based on the predetermined information wirelessly transmitted by the wireless communication part. According to an operation by said operation part to disable the wireless communication between said communication sheet and the wireless communication part, said shield part shields the radio signal from the wireless communication part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.