Supply modulator and wireless communication apparatus including the same
US11984921B2 · kind B2 · utility
0Cited by
15References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 13, 2023 |
| Grant date | May 14, 2024 |
| Priority date | — |
| Expiry date | Apr 13, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Provided are a supply modulator and a wireless communication apparatus including the same. A supply modulator according to the inventive concept is driven in any one of an average power tracking mode and a discrete level envelope tracking mode to apply an output voltage to a power amplifier, and includes a multiple output voltage balancer, a switching regulator, a switching regulator controller, a switch array, a discrete-level controller, a switch controller, an output filter, and a main controller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.