Systems and methods for providing voltage boosting to a time domain duplexing radio
US-2026006546-A1 · Jan 1, 2026 · US
Using DC/DC converters (DC/DC converters per se H02M3/28)
Using DC/DC converters (DC/DC converters per se H02M3/28) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04M19/008 |
| Official title | {Using DC/DC converters (DC/DC converters per se H02M3/28)} |
| Display label | Using DC/DC converters (DC/DC converters per se H02M3/28) |
| Total patents | 40 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 6 |
| 2021 | 2 |
| 2022 | 4 |
| 2023 | 8 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-12498749-B2 · Dec 16, 2025 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-12493313-B2 · Dec 9, 2025 · US
Voltage conversion techniques
US-12493314-B2 · Dec 9, 2025 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-11740645-B2 · Aug 29, 2023 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-2023251681-A1 · Aug 10, 2023 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-2023236617-A1 · Jul 27, 2023 · US
Apparatuses and related methods for reducing power loss
US-11675381-B2 · Jun 13, 2023 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-11675382-B2 · Jun 13, 2023 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-11669118-B2 · Jun 6, 2023 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-11669117-B2 · Jun 6, 2023 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-11662759-B2 · May 30, 2023 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular system
US-2022317716-A1 · Oct 6, 2022 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-2022317715-A1 · Oct 6, 2022 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-11275395-B2 · Mar 15, 2022 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-11256277-B2 · Feb 22, 2022 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-2021103309-A1 · Apr 8, 2021 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-2021072779-A1 · Mar 11, 2021 · US
Programmable power supplies for cellular base stations and related methods of reducing power loss in cellular systems
US-2020379493-A1 · Dec 3, 2020 · US
Methods and equipment for reducing power loss in cellular systems
US-10830803-B2 · Nov 10, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04M19/008?
- CPC H04M19/008 is the Cooperative Patent Classification code for “Using DC/DC converters (DC/DC converters per se H02M3/28).”
- How many patents are filed under CPC H04M19/008 (Using DC/DC converters (DC/DC converters per se H02M3/28))?
- Our database includes 40 publications tagged with this CPC code.
- Is patent activity under CPC H04M19/008 growing?
- Publication counts under this code: 8 in 2023 vs 3 in 2025 (latest complete years).