Low power always-on microphone using power reduction techniques
US-11955993-B2 · Apr 9, 2024 · US
all these quantisers being multiple bit quantisers
all these quantisers being multiple bit quantisers · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03M3/416 |
| Official title | {all these quantisers being multiple bit quantisers} |
| Display label | all these quantisers being multiple bit quantisers |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 4 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Techniques to reduce quantization noise in delta sigma converters
US-2023060505-A1 · Mar 2, 2023 · US
AD converter device and millimeter wave radar system
US-11415666-B2 · Aug 16, 2022 · US
System and method to compensate for feedback delays in digital class-d modulators
US-2022045691-A1 · Feb 10, 2022 · US
Low power always-on microphone using power reduction techniques
US-2021091785-A1 · Mar 25, 2021 · US
Low power always-on microphone using power reduction techniques
US-10892772-B2 · Jan 12, 2021 · US
Increased noise performance using quantizer code suppression
US-10727860-B1 · Jul 28, 2020 · US
Ad converter device and millimeter wave radar system
US-2020166606-A1 · May 28, 2020 · US
Partitioned delta-sigma modulator for high-speed applications
US-10666286-B1 · May 26, 2020 · US
Delta-sigma modulator, electronic device, and method for controlling delta-sigma modulator
US-10659074-B2 · May 19, 2020 · US
Low power always-on microphone using power reduction techniques
US-2020059241-A1 · Feb 20, 2020 · US
High-speed digital transmitter for wireless communication systems
US-10511322-B1 · Dec 17, 2019 · US
Delta-sigma modulator, electronic device, and method for controlling delta-sigma modulator
US-2019296763-A1 · Sep 26, 2019 · US
Noise shaping circuit and sigma-delta digital-to-analog converter
US-10084474-B1 · Sep 25, 2018 · US
Switchable secondary playback path
US-9680488-B2 · Jun 13, 2017 · US
Switchable secondary playback path
US-2016173112-A1 · Jun 16, 2016 · US
System and method for data conversion of signals using noise shaping
US-9350379-B1 · May 24, 2016 · US
Switchable secondary playback path
US-9306588-B2 · Apr 5, 2016 · US
Cancellation of feedback digital-to-analog converter errors in multi-stage delta-sigma analog-to-digital converters
US-9231614-B2 · Jan 5, 2016 · US
Multi-stage noise shaping analog-to-digital converter
US-9178529-B2 · Nov 3, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03M3/416?
- CPC H03M3/416 is the Cooperative Patent Classification code for “all these quantisers being multiple bit quantisers.”
- How many patents are filed under CPC H03M3/416 (all these quantisers being multiple bit quantisers)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC H03M3/416 growing?
- Publication counts under this code: 1 in 2023 vs 1 in 2024 (latest complete years).