Input Facility, Controller, and Measurement Apparatus
US-2026009824-A1 · Jan 8, 2026 · US
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using non-linear elements, e.g. limiters
using non-linear elements, e.g. limiters · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/444 |
| Official title | {using non-linear elements, e.g. limiters} |
| Display label | using non-linear elements, e.g. limiters |
| Total patents | 19 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2019 | 3 |
| 2020 | 2 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Delta-sigma modulator with anti-windup circuit
US-12494798-B2 · Dec 9, 2025 · US
Delta-sigma modulator with anti-windup circuit
US-2024333302-A1 · Oct 3, 2024 · US
System and method to enhance noise performance in a delta sigma converter
US-11658678-B2 · May 23, 2023 · US
System and method to enhance noise performance in a delta sigma converter
US-11509327-B2 · Nov 22, 2022 · US
System and method to enhance noise performance in a delta sigma converter
US-2022045694-A1 · Feb 10, 2022 · US
System and method to enhance noise performance in a delta sigma converter
US-2022045692-A1 · Feb 10, 2022 · US
Delta-sigma modulator and method of driving delta-sigma modulator
US-11245414-B2 · Feb 8, 2022 · US
Analog-to-digital converter
US-11088704-B2 · Aug 10, 2021 · US
Delta-sigma modulator and method of driving delta-sigma modulator
US-2021203351-A1 · Jul 1, 2021 · US
Analog-to-digital converter
US-2021075439-A1 · Mar 11, 2021 · US
Apparatus for overload recovery of an integrator in a sigma-delta modulator
US-10749544-B2 · Aug 18, 2020 · US
Apparatus for overload recovery of an integrator in a sigma-delta modulator
US-10680637-B2 · Jun 9, 2020 · US
Apparatus for overload recovery of an integrator in a sigma-delta modulator
US-2019326925-A1 · Oct 24, 2019 · US
Apparatus for overload recovery of an integrator in a sigma-delta modulator
US-2019173485-A1 · Jun 6, 2019 · US
Apparatus for overload recovery of an integrator in a sigma-delta modulator
US-10205465-B2 · Feb 12, 2019 · US
Apparatus for overload recovery of an integrator in a sigma-delta modulator
US-2017288692-A1 · Oct 5, 2017 · US
Apparatus for overload recovery of an integrator in a sigma-delta modulator
US-9680496-B2 · Jun 13, 2017 · US
Apparatus for overload recovery of an integrator in a sigma-delta modulator
US-2016380646-A1 · Dec 29, 2016 · US