Real-time synchronization technique for rectification of resolver feedbacks
US-2025377223-A1 · Dec 11, 2025 · US
for position encoding, e.g. using resolvers or synchros
for position encoding, e.g. using resolvers or synchros · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M1/485 |
| Official title | {for position encoding, e.g. using resolvers or synchros} |
| Display label | for position encoding, e.g. using resolvers or synchros |
| Total patents | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 2 |
| 2018 | 9 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 1 |
| 2024 | 5 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Timer-based resolver integral demodulation
US-12388461-B2 · Aug 12, 2025 · US
Propagation delay compensation and interpolation filter
US-2025183908-A1 · Jun 5, 2025 · US
Propagation delay compensation and interpolation filter
US-12244323-B2 · Mar 4, 2025 · US
Position detection by an inductive position sensor
US-12235137-B2 · Feb 25, 2025 · US
Resolver-to-digital conversion with rotation speed offset
US-12206344-B2 · Jan 21, 2025 · US
Timer-based resolver integral demodulation
US-2024313798-A1 · Sep 19, 2024 · US
Resolver-to-digital conversion with rotation speed offset
US-2024213898-A1 · Jun 27, 2024 · US
Propagation delay compensation and interpolation filter
US-2024178856-A1 · May 30, 2024 · US
Device for exciting a resolver, and resolver arrangement
US-11994413-B2 · May 28, 2024 · US
Propagation delay compensation and interpolation filter
US-11929757-B2 · Mar 12, 2024 · US
Sampling trigger method, microprocessor, motor controller, and electric vehicle
US-11804795-B2 · Oct 31, 2023 · US
Position detection by an inductive position sensor
US-2022404174-A1 · Dec 22, 2022 · US
Systems and methods to determine and validate torque of an electric machine
US-11465511-B2 · Oct 11, 2022 · US
Apparatus and method for processing resolver signal
US-11463099-B2 · Oct 4, 2022 · US
Front-end circuit and encoder
US-2022311399-A1 · Sep 29, 2022 · US
Device for exciting a resolver, and resolver arrangement
US-2022042827-A1 · Feb 10, 2022 · US
Sampling trigger method, microprocessor, motor controller, and electric vehicle
US-2022045640-A1 · Feb 10, 2022 · US
Motor control systems for multiple motor drives
US-11215477-B2 · Jan 4, 2022 · US
Resolver/LVDT odd harmonic distortion compensation
US-11209290-B2 · Dec 28, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M1/485?
- CPC H03M1/485 is the Cooperative Patent Classification code for “for position encoding, e.g. using resolvers or synchros.”
- How many patents are filed under CPC H03M1/485 (for position encoding, e.g. using resolvers or synchros)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC H03M1/485 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).