Apparatuses, methods and computer programs for locating mobile devices by using photoacoustically-generated audio signals
US-2024012094-A1 · Jan 11, 2024 · US
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using a comparison of transit time of synchronised signals transmitted from non-directional transducers or transducer systems spaced apart, i.e. path-difference systems
using a comparison of transit time of synchronised signals transmitted from non-directional transducers or transducer systems spaced apart, i.e. path-difference systems · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G01S1/80 |
| Official title | using a comparison of transit time of synchronised signals transmitted from non-directional transducers or transducer systems spaced apart, i.e. path-difference systems |
| Display label | using a comparison of transit time of synchronised signals transmitted from non-directional transducers or transducer systems spaced apart, i.e. path-difference systems |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 1 |
| 2023 | 1 |
| 2024 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Audio-based detection and tracking of emergency vehicles
US-11711648-B2 · Jul 25, 2023 · US
Spatial location prediction method and device by using artificial intelligence
US-10999814-B1 · May 4, 2021 · US
Ultrasonic locationing interleaved with alternate audio functions
US-10816638-B2 · Oct 27, 2020 · US
Audio-based detection and tracking of emergency vehicles
US-2020213728-A1 · Jul 2, 2020 · US
Method for detecting position of mobile body
US-10539653-B2 · Jan 21, 2020 · US
Arrangement for, and method of, accurately locating products in a noisy venue
US-10241193-B2 · Mar 26, 2019 · US
Method for detecting position of mobile body
US-2018011168-A1 · Jan 11, 2018 · US
Mobile device positioning
US-2018003796-A1 · Jan 4, 2018 · US
Arrangement for, and method of, accurately locating products in a noisy venue
US-2017276768-A1 · Sep 28, 2017 · US
Ultrasonic locationing interleaved with alternate audio functions
US-2016077192-A1 · Mar 17, 2016 · US
Method for controlling functions according to distance measurement between electronic devices and electronic device implementing the same
US-2015176988-A1 · Jun 25, 2015 · US
Ultrasonic locationing using flight time calculated from counter offsets
US-2015043309-A1 · Feb 12, 2015 · US