High-linearity sigma-delta converter
US-10116324-B2 · Oct 30, 2018 · US
Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators (of digital delta-sigma modulators H03M7/3004)
Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators (of digital delta-sigma modulators H03M7/3004) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/39 |
| Official title | {Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators (of digital delta-sigma modulators H03M7/3004)} |
| Display label | Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators (of digital delta-sigma modulators H03M7/3004) |
| Total patents | 187 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 20 |
| 2016 | 17 |
| 2017 | 16 |
| 2018 | 19 |
| 2019 | 19 |
| 2020 | 16 |
| 2021 | 16 |
| 2022 | 11 |
| 2023 | 21 |
| 2024 | 11 |
| 2025 | 17 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Frequency synthesizer with tunable accuracy
US-10084457-B2 · Sep 25, 2018 · US
Sigma-delta modulator arrangement, method and control apparatus for calibrating a continuous-time sigma-delta modulator
US-10033401-B2 · Jul 24, 2018 · US
Frequency synthesizer with tunable accuracy
US-2018205382-A1 · Jul 19, 2018 · US
Integrated circuit component for a hearing assistive device
US-2018176695-A1 · Jun 21, 2018 · US
Sigma delta analog to digital converter
US-2018115321-A1 · Apr 26, 2018 · US
Ratio-Metric Self-Capacitance-to-Code Convertor
US-2018083650-A1 · Mar 22, 2018 · US
Ratio-metric self-capacitance-to-code convertor
US-9819360-B1 · Nov 14, 2017 · US
Ratio-Metric Self-Capacitance-to-Code Convertor
US-2017317690-A1 · Nov 2, 2017 · US
Circuit and method for converting analog signal to digital value representation
US-9806737-B2 · Oct 31, 2017 · US
Digital modulation device, and digital modulation method
US-2017310338-A1 · Oct 26, 2017 · US
Protection circuits for tunable resistor at continuous-time ADC input
US-9793908-B2 · Oct 17, 2017 · US
Adaptive digital quantization noise cancellation filters for mash ADCs
US-9768793-B2 · Sep 19, 2017 · US
Electrical circuit
US-9742427-B2 · Aug 22, 2017 · US
Circuit and method for converting analog signal to digital value representation
US-2017179976-A1 · Jun 22, 2017 · US
Protection circuits for tunable resistor at continuous-time adc input
US-2017179968-A1 · Jun 22, 2017 · US
Adaptive digital quantization noise cancellation filters for mash adcs
US-2017179969-A1 · Jun 22, 2017 · US
Injection locked digital frequency synthesizer circuit
US-9673827-B2 · Jun 6, 2017 · US
Comparators for delta-sigma modulators
US-9641193-B2 · May 2, 2017 · US
High resolution sigma delta modulator for capacitance sensor terminal displacement measurement
US-9628104-B2 · Apr 18, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M3/39?
- CPC H03M3/39 is the Cooperative Patent Classification code for “Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators (of digital delta-sigma modulators H03M7/3004).”
- How many patents are filed under CPC H03M3/39 (Structural details of delta-sigma modulators, e.g. incremental delta-sigma modulators (of digital delta-sigma modulators H03M7/3004))?
- Our database includes 187 publications tagged with this CPC code.
- Is patent activity under CPC H03M3/39 growing?
- Publication counts under this code: 11 in 2024 vs 17 in 2025 (latest complete years).