Near field communication devices and methods
US9112543B2 · kind B2 · utility
4Cited by
2References
54Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 27, 2012 |
| Grant date | Aug 18, 2015 |
| Priority date | — |
| Expiry date | May 24, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B5/45
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Methods and devices are disclosed, including a method of communicating, the method comprising transmitting, in a first time period, a signal for powering a communications device, and communicating, in a second time period, with the communications device using one of phase shift keying (PSK), frequency shift keying (FSK) and quadrature amplitude modulation (QAM).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.