System and method of reducing delta-sigma modulator error using force-and-correction
US-12015426-B2 · Jun 18, 2024 · US
with multi-level feedback
with multi-level feedback · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/434 |
| Official title | {with multi-level feedback} |
| Display label | with multi-level feedback |
| Total patents | 30 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 5 |
| 2018 | 4 |
| 2019 | 5 |
| 2020 | 5 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Sigma-delta analog-to-digital converter
US-11962331-B2 · Apr 16, 2024 · US
System and method of reducing delta-sigma modulator error using force-and-correction
US-2024048150-A1 · Feb 8, 2024 · US
Sigma-delta analog-to-digital converter
US-2023038361-A1 · Feb 9, 2023 · US
Power reduction and performance enhancement techniques for delta sigma modulator
US-11451239-B2 · Sep 20, 2022 · US
Class-D amplifier and method
US-10972062-B2 · Apr 6, 2021 · US
Power Reduction and Performance Enhancement Techniques for Delta Sigma Modulator
US-2020343904-A1 · Oct 29, 2020 · US
Class-d amplifier and method
US-2020169231-A1 · May 28, 2020 · US
Methods and apparatus for modulo sampling and recovery
US-10651865-B2 · May 12, 2020 · US
Charge-based digital to analog converter with second order dynamic weighted algorithm
US-10615821-B2 · Apr 7, 2020 · US
Analog-to-digital converters and methods
US-10554186-B2 · Feb 4, 2020 · US
Charge-Based Digital to Analog Converter with Second Order Dynamic Weighted Algorithm
US-2019334545-A1 · Oct 31, 2019 · US
Delta modulator with variable feedback gain, analog-to-digital converter including the delta modulator, and communication device including the delta modulator
US-10439636-B2 · Oct 8, 2019 · US
Direct coupling of a capacitive sensor to a delta-sigma converter
US-10317250-B2 · Jun 11, 2019 · US
Methods and Apparatus for Modulo Sampling and Recovery
US-2019103876-A1 · Apr 4, 2019 · US
Delta modulator with variable feedback gain, analog-to-digital converter including the delta modulator, and communication device including the delta modulator
US-2019007057-A1 · Jan 3, 2019 · US
Delta modulator with variable feedback gain, analog-to-digital converter including the delta modulator, and communication device including the delta modulator
US-10110248-B2 · Oct 23, 2018 · US
Delta modulator with variable feedback gain, analog-to-digital converter including the delta modulator, and communication device including the delta modulator
US-2018219559-A1 · Aug 2, 2018 · US
Analog-to-digital converters and methods
US-2018109231-A1 · Apr 19, 2018 · US
Class-D amplifiers and methods
US-9859855-B2 · Jan 2, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M3/434?
- CPC H03M3/434 is the Cooperative Patent Classification code for “with multi-level feedback.”
- How many patents are filed under CPC H03M3/434 (with multi-level feedback)?
- Our database includes 30 publications tagged with this CPC code.
- Is patent activity under CPC H03M3/434 growing?
- Publication counts under this code: 1 in 2023 vs 3 in 2024 (latest complete years).