System and method of calibration of sigma-delta converter using tone injection
US-11522557-B1 · Dec 6, 2022 · US
Arrangements specific to bandpass modulators
Arrangements specific to bandpass modulators · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/402 |
| Official title | {Arrangements specific to bandpass modulators} |
| Display label | Arrangements specific to bandpass modulators |
| Total patents | 80 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 5 |
| 2018 | 7 |
| 2019 | 9 |
| 2020 | 13 |
| 2021 | 10 |
| 2022 | 11 |
| 2023 | 8 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Analog-to-digital converter, electronic device including the same, and operating method of analog-to-digital converter
US-11515886-B2 · Nov 29, 2022 · US
Analog to digital conversion circuit including a digital decimation filtering circuit
US-2022216878-A1 · Jul 7, 2022 · US
Systems and methods for delta-sigma digitization
US-2022158732-A1 · May 19, 2022 · US
Analog-to-digital converter, electronic device including the same, and operating method of analog-to-digital converter
US-2022077869-A1 · Mar 10, 2022 · US
Parallel processing of multiple channels with very narrow bandpass digital filtering
US-11265002-B2 · Mar 1, 2022 · US
Minimizing a delay of a capacitance-to-voltage converter of a gyroscope by including such converter within a bandpass sigma-delta analog-to-digital converter of the gyroscope
US-2022057207-A1 · Feb 24, 2022 · US
Receiver and time-of-flight system with high dynamic range having a coupling capacitor respectively connected to a photodiode and a sigma delta analog to digital converter
US-11233525-B2 · Jan 25, 2022 · US
Radio frequency bandpass delta-sigma analog-to-digital converters and related methods
US-11196442-B2 · Dec 7, 2021 · US
Overload recovery method in sigma delta modulators
US-2021305995-A1 · Sep 30, 2021 · US
Overload recovery method in sigma delta modulators
US-11133820-B1 · Sep 28, 2021 · US
System improving signal handling
US-2021265982-A1 · Aug 26, 2021 · US
Sample rate conversion circuit with noise shaping modulation
US-11050435-B1 · Jun 29, 2021 · US
Parallel processing of multiple channels with very narrow bandpass digital filtering
US-2021184688-A1 · Jun 17, 2021 · US
System improving signal handling
US-10979030-B2 · Apr 13, 2021 · US
Systems and methods for delta-sigma digitization
US-10972321-B2 · Apr 6, 2021 · US
Radio frequency bandpass delta-sigma analog-to-digital converters and related methods
US-2021050863-A1 · Feb 18, 2021 · US
Analog to digital conversion circuit with very narrow bandpass digital filtering
US-10917101-B2 · Feb 9, 2021 · US
Radio frequency bandpass delta-sigma analog-to-digital converters and related methods
US-10862504-B2 · Dec 8, 2020 · US
Systems and methods for delta-sigma digitization
US-2020374009-A1 · Nov 26, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M3/402?
- CPC H03M3/402 is the Cooperative Patent Classification code for “Arrangements specific to bandpass modulators.”
- How many patents are filed under CPC H03M3/402 (Arrangements specific to bandpass modulators)?
- Our database includes 80 publications tagged with this CPC code.
- Is patent activity under CPC H03M3/402 growing?
- Publication counts under this code: 4 in 2024 vs 3 in 2025 (latest complete years).