Signal processing apparatus, signal processing method, and recording medium
US-12531573-B2 · Jan 20, 2026 · US
by adapting the gain of the feedback signal, e.g. by adapting the reference values of the digital/analogue converter in the feedback path
by adapting the gain of the feedback signal, e.g. by adapting the reference values of the digital/analogue converter in the feedback path · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/484 |
| Official title | {by adapting the gain of the feedback signal, e.g. by adapting the reference values of the digital/analogue converter in the feedback path} |
| Display label | by adapting the gain of the feedback signal, e.g. by adapting the reference values of the digital/analogue converter in the feedback path |
| Total patents | 44 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 5 |
| 2017 | 5 |
| 2018 | 5 |
| 2020 | 8 |
| 2021 | 4 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 5 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Delta-sigma modulation apparatus and delta-sigma modulation method
US-2025158636-A1 · May 15, 2025 · US
Continuous-time delta-sigma analog-to-digital converter and operation method thereof
US-12294388-B2 · May 6, 2025 · US
Radio frequency receiver system
US-12253584-B2 · Mar 18, 2025 · US
Signal processing apparatus, signal processing method, and recording medium
US-2024388307-A1 · Nov 21, 2024 · US
Multi-mode sigma-delta ADC circuit and microphone circuit having a multi-mode sigma-delta ADC circuit
US-12126366-B2 · Oct 22, 2024 · US
Sigma-delta ADC circuit with bias compensation and microphone circuit having a sigma-delta ADC circuit with bias compensation
US-12095483-B2 · Sep 17, 2024 · US
Multi-mode sigma-delta adc circuit and microphone circuit having a multi-mode sigma-delta adc circuit
US-2024106455-A1 · Mar 28, 2024 · US
Sigma-delta adc circuit with bias compensation and microphone circuit having a sigma-delta adc circuit with bias compensation
US-2024106456-A1 · Mar 28, 2024 · US
Radio frequency receiver system
US-2023375646-A1 · Nov 23, 2023 · US
Continuous-time delta-sigma analog-to-digital converter and operation method thereof
US-2023261671-A1 · Aug 17, 2023 · US
Digital filter
US-11706062-B1 · Jul 18, 2023 · US
PWM modulator having quantizer calibratable for multi-non-ideal gain-affecting characteristics
US-11296685-B2 · Apr 5, 2022 · US
Analog-to-digital converter and method to operate an analog-to-digital converter
US-11258455-B2 · Feb 22, 2022 · US
Analog-to-digital converter and method to operate an analog-to-digital converter
US-2021175897-A1 · Jun 10, 2021 · US
Analog-digital converter, solid-state imaging element, and electronic equipment
US-10965301-B2 · Mar 30, 2021 · US
Pwm modulator having quantizer calibratable for multi-non-ideal gain-affecting characteristics
US-2021044285-A1 · Feb 11, 2021 · US
Analog-to-digital converter and sensor arrangement including the same
US-10892773-B2 · Jan 12, 2021 · US
Apparatus for dynamic range enhancement
US-10863117-B2 · Dec 8, 2020 · US
PWM modulator having quantizer with controllable analog gain and calibratable for multi-non-ideal gain-affecting characteristics
US-10819328-B2 · Oct 27, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M3/484?
- CPC H03M3/484 is the Cooperative Patent Classification code for “by adapting the gain of the feedback signal, e.g. by adapting the reference values of the digital/analogue converter in the feedback path.”
- How many patents are filed under CPC H03M3/484 (by adapting the gain of the feedback signal, e.g. by adapting the reference values of the digital/analogue converter in the feedback path)?
- Our database includes 44 publications tagged with this CPC code.
- Is patent activity under CPC H03M3/484 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).