System and method of digital to analog conversion with improved linearity and accuracy
US-12587211-B2 · Mar 24, 2026 · US
characterised by the number of quantisers and their type and resolution
characterised by the number of quantisers and their type and resolution · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/412 |
| 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 | 55 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 3 |
| 2017 | 6 |
| 2018 | 10 |
| 2019 | 4 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 9 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Delta sigma modulation circuit, digital transmission circuit, and digital transmitter
US-12580584-B2 · Mar 17, 2026 · US
System and method of digital to analog conversion with improved linearity and accuracy
US-2025300671-A1 · Sep 25, 2025 · US
Low-latency delta-sigma modulator
US-2025183910-A1 · Jun 5, 2025 · US
Delta sigma modulation circuit, digital transmission circuit, and digital transmitter
US-2025030437-A1 · Jan 23, 2025 · US
Analog to digital converter with vco-based and pipelined quantizers
US-2024388308-A1 · Nov 21, 2024 · US
Analog to digital converter with VCO-based and pipelined quantizers
US-12143126-B2 · Nov 12, 2024 · US
Increasing power efficiency in a digital feedback class D driver
US-12009791-B2 · Jun 11, 2024 · US
Signal shaping for compensation of metastable errors
US-11967967-B2 · Apr 23, 2024 · US
Current to digital converter circuit, optical front end circuit, computed tomography apparatus and method
US-11876539-B2 · Jan 16, 2024 · US
Signal shaping for compensation of metastable errors
US-2023412180-A1 · Dec 21, 2023 · US
System and method to enhance noise performance in a delta sigma converter
US-11658678-B2 · May 23, 2023 · US
Multi quantizer loops for delta-sigma converters
US-11621722-B2 · Apr 4, 2023 · US
Series-connected delta-sigma modulator
US-11616512-B1 · Mar 28, 2023 · US
Multi quantizer loops for delta-sigma converters
US-2023065453-A1 · Mar 2, 2023 · US
System and method to enhance noise performance in a delta sigma converter
US-11509327-B2 · Nov 22, 2022 · US
Analog to digital converter with vco-based and pipelined quantizers
US-2022368340-A1 · Nov 17, 2022 · US
Current to digital converter circuit, optical front end circuit, computed tomography apparatus and method
US-2022329256-A1 · Oct 13, 2022 · US
Delta sigma modulator
US-11444635-B2 · Sep 13, 2022 · US
Analog to digital converter with VCO-based and pipelined quantizers
US-11438007-B2 · Sep 6, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M3/412?
- CPC H03M3/412 is the Cooperative Patent Classification code for “characterised by the number of quantisers and their type and resolution.”
- How many patents are filed under CPC H03M3/412 (characterised by the number of quantisers and their type and resolution)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC H03M3/412 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).