Signal processing apparatus, method, and program to detect a time interval containing sound based on a distance between two mobile bodies
US12142294B2 · kind B2 · utility
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12Claims
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Key dates
| Filing date | Sep 4, 2020 |
| Grant date | Nov 12, 2024 |
| Priority date | — |
| Expiry date | Dec 29, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04S2400/15
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
Provided is a signal processing apparatus which includes an interval detection unit to detect a time interval containing a sound that is emitted from a mobile body and that is included in a recording signal obtained by collecting sounds around the mobile body in a state where another mobile body is present around the mobile body, the time interval being detected on the basis of the recording signal and a sensor signal output from a sensor attached to the mobile body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.