Transmitter architecture for generating 4N-QAM constellation with no digital-to-analog converters (DAC) in signal path requirement
US11394597B2 · kind B2 · utility
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18Claims
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Key dates
| Filing date | Jan 29, 2021 |
| Grant date | Jul 19, 2022 |
| Priority date | — |
| Expiry date | Jan 29, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B2001/0408
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Methods, systems, and apparatuses provide a transmitter architecture that directly generates 4N-QAM constellation using a raw bit stream as input and that does not require a digital-to-analog converter (DAC) in the signal path.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.