Method and device for selectively supplying voltage to multiple amplifiers by using switching regulators
US11588443B2 · kind B2 · utility
1Cited by
9References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 22, 2021 |
| Grant date | Feb 21, 2023 |
| Priority date | — |
| Expiry date | Mar 22, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02D30/70
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Various embodiments disclose a method and a device including: an antenna, a switching regulator, communication chip including an amplifier and a linear regulator operably connected to the amplifier and the switching regulator, the communication chip configured to transmit a radio-frequency signal from the electronic device through the antenna, and control circuitry configured to control the communication chip such that the linear regulator provides the amplifier with a voltage corresponding to an envelope of an input signal input to the amplifier, the input signal corresponding to the radio-frequency signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.