Delay time measurement method and system
US-12494341-B2 · Dec 9, 2025 · US
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by delay means, e.g. tapped delay lines
by delay means, e.g. tapped delay lines · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01R23/175 |
| Official title | by delay means, e.g. tapped delay lines |
| Display label | by delay means, e.g. tapped delay lines |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 2 |
| 2022 | 3 |
| 2023 | 3 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Delay time measurement method and system
US-2023298852-A1 · Sep 21, 2023 · US
Adjusting DFT coefficients to compensate for frequency offset during a sounding sequence used for fractional time determination
US-11638116-B2 · Apr 25, 2023 · US
System and method for wideband spectral estimation using joint space-time array manifold vectors
US-11630139-B2 · Apr 18, 2023 · US
Method of calibrating a setup
US-11428770-B2 · Aug 30, 2022 · US
Adjusting dft coefficients to compensate for frequency offset during a sounding sequence used for fractional time determination
US-2022174453-A1 · Jun 2, 2022 · US
System and method for wideband spectral estimation using joint space-time array manifold vectors
US-2022120673-A1 · Apr 21, 2022 · US
Method of calibrating a setup
US-2021302526-A1 · Sep 30, 2021 · US
Signal processing method and material testing machine
US-11092630-B2 · Aug 17, 2021 · US
Multi-signal instantaneous frequency measurement system
US-10848191-B2 · Nov 24, 2020 · US
Signal removal to examine a spectrum of another signal
US-10783430-B2 · Sep 22, 2020 · US
Method and system for providing flexible reserve power for power grid
US-10613492-B2 · Apr 7, 2020 · US
Method and system for performing real-time spectral analysis of non-stationary signal
US-10371732-B2 · Aug 6, 2019 · US
Group delay based averaging
US-10345339-B2 · Jul 9, 2019 · US
Signal processing method and material testing machine
US-2019187195-A1 · Jun 20, 2019 · US
Multi-signal instantaneous frequency measurement system
US-2019158134-A1 · May 23, 2019 · US
Method and system for providing flexible reserve power for power grid
US-2019033801-A1 · Jan 31, 2019 · US
Method and system for detecting useful signals, with respective non-negligible frequency drift, in a total signal
US-2018120366-A1 · May 3, 2018 · US
Signal removal to examine a spectrum of another signal
US-2018089558-A1 · Mar 29, 2018 · US
Group Delay Based Averaging
US-2017168092-A1 · Jun 15, 2017 · US