Finite impulse response input digital-to-analog converter
US-12574045-B2 · Mar 10, 2026 · US
using weighted impedances (H03M1/76 takes precedence)
using weighted impedances (H03M1/76 takes precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M1/80 |
| Official title | using weighted impedances (H03M1/76 takes precedence) |
| Display label | using weighted impedances (H03M1/76 takes precedence) |
| Total patents | 62 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2017 | 7 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 9 |
| 2024 | 12 |
| 2025 | 6 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Microcontroller including a digital potentiometer
US-12512850-B2 · Dec 30, 2025 · US
Audio D/A converter, and DSD signal D/A conversion method
US-12506493-B2 · Dec 23, 2025 · US
Microcontroller including a digital potentiometer
US-2025286562-A1 · Sep 11, 2025 · US
Dfe-based peaking techniques for high-speed transmitters
US-2025211237-A1 · Jun 26, 2025 · US
Methods and apparatus to improve differential non-linearity in digital to analog converters
US-12301244-B2 · May 13, 2025 · US
Force sensing systems
US-2025047293-A1 · Feb 6, 2025 · US
Linear multi-level DAC
US-12176910-B2 · Dec 24, 2024 · US
Force sensing systems
US-12166502-B2 · Dec 10, 2024 · US
Methods and apparatus to improve differential non-linearity in digital to analog converters
US-2024340017-A1 · Oct 10, 2024 · US
Audio d/a converter, and dsd signal d/a conversion method
US-2024313799-A1 · Sep 19, 2024 · US
Finite impulse response input digital-to-analog converter
US-2024291501-A1 · Aug 29, 2024 · US
Methods and apparatus to improve differential non-linearity in digital to analog converters
US-12057853-B2 · Aug 6, 2024 · US
Analog-to-digital conversion circuit and method having speed-up comparison mechanism
US-12052027-B2 · Jul 30, 2024 · US
Finite impulse response input digital-to-analog converter
US-12047086-B2 · Jul 23, 2024 · US
Finite impulse response input digital-to-analog converter
US-12009829-B2 · Jun 11, 2024 · US
Force sensing systems
US-2024162915-A1 · May 16, 2024 · US
Force sensing systems
US-11949427-B2 · Apr 2, 2024 · US
Linear Multi-Level DAC
US-2024048147-A1 · Feb 8, 2024 · US
Linear Multi-Level DAC
US-2023387928-A1 · Nov 30, 2023 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M1/80?
- CPC H03M1/80 is the Cooperative Patent Classification code for “using weighted impedances (H03M1/76 takes precedence).”
- How many patents are filed under CPC H03M1/80 (using weighted impedances (H03M1/76 takes precedence))?
- Our database includes 62 publications tagged with this CPC code.
- Is patent activity under CPC H03M1/80 growing?
- Publication counts under this code: 12 in 2024 vs 6 in 2025 (latest complete years).