Drive recorder operation system, drive recorder, operation method, and recording medium for operation
US11409699B2 · kind B2 · utility
0Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 30, 2019 |
| Grant date | Aug 9, 2022 |
| Priority date | — |
| Expiry date | Apr 4, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B13/19676
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A drive recorder operation system includes a drive recorder and an operation server. The drive recorder generates index information respectively corresponding to a plurality of video files, sends the index information to the operation server, and prohibits a video file from being overwritten based on an overwrite prohibition command from the operation server. The operation server receives an instruction designating index information and sends an overwrite prohibition command including the designated index information to the drive recorder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.