Systems and methods for data transfer using self-synchronizing quadrature amplitude modulation (QAM)
US9634878B1 · kind B1 · utility
34Cited by
16References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 10, 2012 |
| Grant date | Apr 25, 2017 |
| Priority date | — |
| Expiry date | Jan 21, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04L27/3455
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Quadrature Amplitude Modulation (QAM) methods, apparatus, and systems including a QAM transmit modulator to generate an output signal using a two-dimensional (2-D) QAM symbol constellation is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.