Microphone assembly with digital feedback loop
US-10880646-B2 · Dec 29, 2020 · US
in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values
in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M1/181 |
| Official title | {in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values} |
| Display label | in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values |
| Total patents | 141 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 15 |
| 2016 | 8 |
| 2017 | 9 |
| 2018 | 9 |
| 2019 | 13 |
| 2020 | 14 |
| 2021 | 9 |
| 2022 | 13 |
| 2023 | 12 |
| 2024 | 20 |
| 2025 | 16 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Readout method, readout circuit and sensing apparatus with wide dynamic range
US-10868559-B1 · Dec 15, 2020 · US
Microphone assembly with digital feedback loop
US-2020186922-A1 · Jun 11, 2020 · US
Adaptive analog to digital converter (adc) multipath digital microphones
US-2020162099-A1 · May 21, 2020 · US
Image sensor chip that feeds back voltage and temperature information, and an image processing system having the same
US-2020053306-A1 · Feb 13, 2020 · US
Image sensor chip that feeds back voltage and temperature information, and an image processing system having the same
US-10531032-B2 · Jan 7, 2020 · US
Microphone assembly with digital feedback loop
US-10499150-B2 · Dec 3, 2019 · US
Magnetometer
US-2019353716-A1 · Nov 21, 2019 · US
Successive approximation register analog-to-digital converter, electronic device and method therefor
US-10469095-B2 · Nov 5, 2019 · US
Temperature sensor in an integrated circuit having offset cancellation
US-2019310141-A1 · Oct 10, 2019 · US
Thermistor drive circuit
US-2019242759-A1 · Aug 8, 2019 · US
Programmable trim filter for successive approximation register analog to digital converter comparator
US-2019215003-A1 · Jul 11, 2019 · US
Successive approximation register analog-to-digital converter, electronic device and method therefor
US-2019149162-A1 · May 16, 2019 · US
Multi-path analog front end and analog-to-digital converter for a signal processing system
US-10284217-B1 · May 7, 2019 · US
Voltage window
US-10284218-B1 · May 7, 2019 · US
Continuous-time analog-to-digital converter
US-10277241-B1 · Apr 30, 2019 · US
Voltage regulation of virtual earth nodes of a differential signal processing circuit
US-10254776-B1 · Apr 9, 2019 · US
Programmable trim filter for successive approximation register analog to digital converter comparator
US-10243579-B2 · Mar 26, 2019 · US
Analog-to-digital converter (ADC) with improved power disturbance reduction
US-10171098-B2 · Jan 1, 2019 · US
Analog to digital converter
US-2018367159-A1 · Dec 20, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M1/181?
- CPC H03M1/181 is the Cooperative Patent Classification code for “in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values.”
- How many patents are filed under CPC H03M1/181 (in feedback mode, i.e. by determining the range to be selected from one or more previous digital output values)?
- Our database includes 141 publications tagged with this CPC code.
- Is patent activity under CPC H03M1/181 growing?
- Publication counts under this code: 20 in 2024 vs 16 in 2025 (latest complete years).