Digital-to-analog converter
US10608661B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 29, 2019 |
| Grant date | Mar 31, 2020 |
| Priority date | — |
| Expiry date | Mar 29, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03H7/383
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A digital-to-analog converter is provided. The digital-to-analog converter includes a first plurality of digital-to-analog converter cells configured to generate a first analog signal. Further, digital-to-analog converter includes a second plurality of digital-to-analog converter cells configured to generate a second analog signal. The first analog signal and the second analog signal form a differential signal pair. Further, the digital-to-analog converter includes a transmission line transformer comprising a first input node coupled to the first plurality of digital-to-analog converter cells, a second input node coupled to the second plurality of digital-to-analog converter cells, and a first output node. The transmission line transformer is configured to present a first impedance at the first and second input nodes and to present a second impedance at the first output node.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.