Delta sigma modulation circuit, digital transmission circuit, and digital transmitter
US-12580584-B2 · Mar 17, 2026 · US
characterised by the number of quantisers and their type and resolution · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M7/302 |
| Official title | {characterised by the number of quantisers and their type and resolution} |
| Display label | characterised by the number of quantisers and their type and resolution |
| Total patents | 18 |
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 5 |
| 2021 | 1 |
| 2024 | 1 |
| 2025 | 2 |
| 2026 | 2 |
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
US-12580584-B2 · Mar 17, 2026 · US
US-12519486-B2 · Jan 6, 2026 · US
US-2025365006-A1 · Nov 27, 2025 · US
US-2025030437-A1 · Jan 23, 2025 · US
US-2024154623-A1 · May 9, 2024 · US
US-10985809-B2 · Apr 20, 2021 · US
US-10771089-B2 · Sep 8, 2020 · US
US-10742231-B2 · Aug 11, 2020 · US
US-2020220586-A1 · Jul 9, 2020 · US
US-10637540-B2 · Apr 28, 2020 · US
US-10615819-B1 · Apr 7, 2020 · US
US-2019326928-A1 · Oct 24, 2019 · US
US-2019229778-A1 · Jul 25, 2019 · US
US-2019190537-A1 · Jun 20, 2019 · US
US-10158382-B2 · Dec 18, 2018 · US
US-2017134055-A1 · May 11, 2017 · US
US-9071303-B2 · Jun 30, 2015 · US
US-9007247-B2 · Apr 14, 2015 · US