Frequency control of orthogonal polarisation modes in an optical cavity
US-12174015-B2 · Dec 24, 2024 · US
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using a resonating body or device, e.g. string (G01V7/08 - G01V7/12 take precedence; measuring resonant frequency of mechanical vibrations G01H13/00; measuring frequency per se G01R23/00)
using a resonating body or device, e.g. string (G01V7/08 - G01V7/12 take precedence; measuring resonant frequency of mechanical vibrations G01H13/00; measuring frequency per se G01R23/00) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01V7/005 |
| Official title | {using a resonating body or device, e.g. string (G01V7/08 - G01V7/12 take precedence; measuring resonant frequency of mechanical vibrations G01H13/00; measuring frequency per se G01R23/00)} |
| Display label | using a resonating body or device, e.g. string (G01V7/08 - G01V7/12 take precedence; measuring resonant frequency of mechanical vibrations G01H13/00; measuring frequency per se G01R23/00) |
| Total patents | 18 |
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 | 2 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 2 |
| 2023 | 2 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Frequency control of orthogonal polarisation modes in an optical cavity
US-2023288183-A1 · Sep 14, 2023 · US
Phononic comb enhanced MEMS gravity gradiometers
US-11747512-B1 · Sep 5, 2023 · US
Gravimeter or inertial sensor system using a resonant sensor and method of operating a gravimeter or inertial sensor system
US-11181372-B2 · Nov 23, 2021 · US
Intrinsic gravity gradiometer and gravity gradiometry
US-11002878-B2 · May 11, 2021 · US
Measurement of acceleration
US-10802042-B2 · Oct 13, 2020 · US
Compact and highly sensitive gravity gradiometer
US-10754059-B2 · Aug 25, 2020 · US
Intrinsic gravity gradiometer and gravity gradiometry
US-2020057174-A1 · Feb 20, 2020 · US
Gravimeter or inertial sensor system using a resonant sensor and method of operating a gravimeter or inertial sensor system
US-2019301870-A1 · Oct 3, 2019 · US
Compact and highly sensitive gravity gradiometer
US-2019277998-A1 · Sep 12, 2019 · US
High frequency gravitational wave generator
US-10322827-B2 · Jun 18, 2019 · US
Optomechanical device for actuating and/or detecting movement of a mechanical element, in particular for gravimetric detection
US-10132957-B2 · Nov 20, 2018 · US
Optical coating permitting cavity self-locking
US-9851528-B2 · Dec 26, 2017 · US
Real-time, limited orientation sensor auto-calibration
US-9804288-B2 · Oct 31, 2017 · US
Measurement of Acceleration
US-2017276697-A1 · Sep 28, 2017 · US
Optical coating permitting cavity self-locking
US-2016356983-A1 · Dec 8, 2016 · US
Real-Time, Limited Orientation Sensor Auto-Calibration
US-2015331138-A1 · Nov 19, 2015 · US
Optomechanical device for actuating and/or detecting movement of a mechanical element, in particular for gravimetric detection
US-2015107357-A1 · Apr 23, 2015 · US