Power supply switch circuit and operating method thereof
US12301223B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2022 |
| Grant date | May 13, 2025 |
| Priority date | — |
| Expiry date | Mar 9, 2043 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K19/20
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A power source switch circuit and an operation method thereof are provided. The power source switch circuit may include a switch circuit that includes a first switch configured switch a supply of a voltage from a first power supply circuit to a power supply terminal of a power amplifier, and a second switch configured to switch a supply of a voltage from a second power supply circuit to the power supply terminal of the power amplifier; and a switch controller configured to control the switch circuit to set the first switch and the second switch in a turned-on state during a first period when the first switch is turned off and the second switch is turned on.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.