Methods and apparatus for an analog-to-digital converter
US-10868563-B2 · Dec 15, 2020 · US
Sampling or signal conditioning arrangements specially adapted for delta-sigma type analogue/digital conversion systems
Sampling or signal conditioning arrangements specially adapted for delta-sigma type analogue/digital conversion systems · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/494 |
| Official title | {Sampling or signal conditioning arrangements specially adapted for delta-sigma type analogue/digital conversion systems} |
| Display label | Sampling or signal conditioning arrangements specially adapted for delta-sigma type analogue/digital conversion systems |
| Total patents | 142 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 5 |
| 2017 | 10 |
| 2018 | 8 |
| 2019 | 17 |
| 2020 | 21 |
| 2021 | 18 |
| 2022 | 20 |
| 2023 | 15 |
| 2024 | 11 |
| 2025 | 13 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Programmable gain amplifier and a delta sigma analog-to-digital converter containing the pga
US-2020389178-A1 · Dec 10, 2020 · US
Radio frequency bandpass delta-sigma analog-to-digital converters and related methods
US-10862504-B2 · Dec 8, 2020 · US
Temperature sensing with bandgap sensor input to sigma-delta ADC
US-10848175-B2 · Nov 24, 2020 · US
Low-power high-precision sensing circuit
US-10833698-B1 · Nov 10, 2020 · US
Measuring internal voltages of packaged electronic devices
US-2020319661-A1 · Oct 8, 2020 · US
Signal processor
US-10784890-B1 · Sep 22, 2020 · US
Methods and apparatus for an analog-to-digital converter
US-2020295777-A1 · Sep 17, 2020 · US
Parasitic Insensitive Sampling in Sensors
US-2020284679-A1 · Sep 10, 2020 · US
Measuring internal voltages of packaged electronic devices
US-10732660-B2 · Aug 4, 2020 · US
Programmable gain amplifier and a delta sigma analog-to-digital converter containing the PGA
US-10720937-B2 · Jul 21, 2020 · US
Time-of-Flight (TOF) Receiver with High Dynamic Range
US-2020162097-A1 · May 21, 2020 · US
Systems and methods for digital excess loop delay compensation in a continuous time delta sigma modulator
US-10615820-B2 · Apr 7, 2020 · US
Digitizing the control loop for a power converter by using a delta-sigma modulator
US-10608541-B1 · Mar 31, 2020 · US
Sigma-delta converters and corresponding methods
US-10601439-B2 · Mar 24, 2020 · US
Radio frequency bandpass delta-sigma analog-to-digital converters and related methods
US-2020076448-A1 · Mar 5, 2020 · US
Time-of-flight (TOF) receiver with high dynamic range comprising a digital mixer coupled to a sigma delta analog to digital converter
US-10581451-B2 · Mar 3, 2020 · US
Analog-digital converter having multiple feedback, and communication device including the analog-digital converter
US-10547322-B2 · Jan 28, 2020 · US
Temperature sensing with bandgap sensor input to sigma-delta adc
US-2020007148-A1 · Jan 2, 2020 · US
Analog-to-digital converter correcting frequency characteristics and semiconductor device including the same
US-2019386675-A1 · Dec 19, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M3/494?
- CPC H03M3/494 is the Cooperative Patent Classification code for “Sampling or signal conditioning arrangements specially adapted for delta-sigma type analogue/digital conversion systems.”
- How many patents are filed under CPC H03M3/494 (Sampling or signal conditioning arrangements specially adapted for delta-sigma type analogue/digital conversion systems)?
- Our database includes 142 publications tagged with this CPC code.
- Is patent activity under CPC H03M3/494 growing?
- Publication counts under this code: 11 in 2024 vs 13 in 2025 (latest complete years).