Directional acoustic sensor
US-11852737-B2 · Dec 26, 2023 · US
Measuring mechanical or acoustic impedance
Measuring mechanical or acoustic impedance · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01H15/00 |
| Official title | Measuring mechanical or acoustic impedance |
| Display label | Measuring mechanical or acoustic impedance |
| Total patents | 95 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 10 |
| 2019 | 10 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 12 |
| 2023 | 15 |
| 2024 | 10 |
| 2025 | 10 |
| 2026 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Apparatus and method for sound anomaly detection based on non-compression convolutional neural network
US-2023349752-A1 · Nov 2, 2023 · US
Geometric structures for acoustic impedance matching and improved touch sensing and fingerprint imaging
US-11715321-B2 · Aug 1, 2023 · US
Calibration method for acoustic sensor
US-2023194477-A1 · Jun 22, 2023 · US
Identifying mechanical impedance of an electromagnetic load using least-mean-squares filter
US-2023030780-A1 · Feb 2, 2023 · US
Methods and systems for in-system estimation of actuator parameters
US-2022404398-A1 · Dec 22, 2022 · US
Identifying mechanical impedance of an electromagnetic load using least-mean-squares filter
US-11509292-B2 · Nov 22, 2022 · US
Geometric structures for acoustic impedance matching and improved touch sensing and fingerprint imaging
US-2022366719-A1 · Nov 17, 2022 · US
Automation method of ai-based diagnostic technology for equipment application
US-2022366734-A1 · Nov 17, 2022 · US
System and method for estimating an acoustic attenuation of a hearing protection device
US-2022333978-A1 · Oct 20, 2022 · US
Self-calibrated method of determining borehole fluid acoustic properties
US-2022325622-A1 · Oct 13, 2022 · US
Acoustic measuring device
US-2022291037-A1 · Sep 15, 2022 · US
Sound transmission analyzer for panel member of vehicle
US-2022274539-A1 · Sep 1, 2022 · US
Self-calibrated method of determining borehole fluid acoustic properties
US-11359488-B2 · Jun 14, 2022 · US
Directional acoustic sensor and method of detecting distance from sound source using the directional acoustic sensor
US-11262234-B2 · Mar 1, 2022 · US
Sensor device including a sensor for carrying out surrounding-area monitoring with the aid of sonic waves
US-11248951-B2 · Feb 15, 2022 · US
Predicting device, training device, storage medium storing a prediction program, and storage medium storing a training program
US-2022027729-A1 · Jan 27, 2022 · US
Contact or proximity pad mounted sensor system for imaging cavity defects and delamination defects between layers in multilayered cylindrical structures in subsurface wells
US-2021324729-A1 · Oct 21, 2021 · US
Measuring device and method for horizontal dynamic impedance of specified foundation depth based on differential response analysis of pulse excitation
US-11066805-B2 · Jul 20, 2021 · US
Supercoupling power dividers, and methods for making and using same
US-11044549-B1 · Jun 22, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G01H15/00?
- CPC G01H15/00 is the Cooperative Patent Classification code for “Measuring mechanical or acoustic impedance.”
- How many patents are filed under CPC G01H15/00 (Measuring mechanical or acoustic impedance)?
- Our database includes 95 publications tagged with this CPC code.
- Is patent activity under CPC G01H15/00 growing?
- Publication counts under this code: 10 in 2024 vs 10 in 2025 (latest complete years).