Configurable microphone using internal clock changing
US-2025223155-A1 · Jul 10, 2025 · US
using time-division multiplexing
using time-division multiplexing · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/47 |
| Official title | {using time-division multiplexing} |
| Display label | using time-division multiplexing |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 3 |
| 2017 | 4 |
| 2018 | 6 |
| 2019 | 9 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 3 |
| 2023 | 2 |
| 2024 | 1 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Configurable microphone using internal clock changing
US-12325627-B2 · Jun 10, 2025 · US
Delta-sigma modulator
US-12273128-B2 · Apr 8, 2025 · US
Incremental analog to digital converter incorporating noise shaping and residual error quantization
US-11990917-B2 · May 21, 2024 · US
Incremental analog to digital converter incorporating noise shaping and residual error quantization
US-2023396262-A1 · Dec 7, 2023 · US
Delta-sigma modulator
US-2023299787-A1 · Sep 21, 2023 · US
Multiplexed two-step neural ADC
US-11290125-B2 · Mar 29, 2022 · US
Sigma delta modulator, integrated circuit and method therefor
US-11271585-B2 · Mar 8, 2022 · US
Analog-to-digital converting apparatuses and operating methods
US-11223367-B2 · Jan 11, 2022 · US
Analog-to-digital converting apparatuses and operating methods
US-2021250040-A1 · Aug 12, 2021 · US
Configurable microphone using internal clock changing
US-2021229980-A1 · Jul 29, 2021 · US
Multiplexed Two-Step Neural ADC
US-2021194495-A1 · Jun 24, 2021 · US
Sigma delta modulator, integrated circuit and method therefor
US-2021126648-A1 · Apr 29, 2021 · US
Analog-to-digital converter with dynamic range enhancer
US-2020304139-A1 · Sep 24, 2020 · US
Analog-to-digital converter with dynamic range enhancer
US-10763889-B1 · Sep 1, 2020 · US
Alternately updated digital to analog converters
US-10601438-B2 · Mar 24, 2020 · US
Alternately updated digital to analog converters
US-2019379391-A1 · Dec 12, 2019 · US
Delta-sigma modulator
US-10484004-B2 · Nov 19, 2019 · US
Delta-sigma modulator
US-2019288705-A1 · Sep 19, 2019 · US
Interleaving quantizer in continuous-time delta-sigma modulator for quantization level increment
US-10374626-B2 · Aug 6, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M3/47?
- CPC H03M3/47 is the Cooperative Patent Classification code for “using time-division multiplexing.”
- How many patents are filed under CPC H03M3/47 (using time-division multiplexing)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC H03M3/47 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).