1A device that records vehicle data (e.g., speed, braking) at the time of an event such as a collision; often abbreviated EDR. It overlaps with dashcams but focuses on vehicle-event data.
自動車メーカーはイベントデータレコーダーの解析結果を公表した。
The automaker released the analysis results from the event data recorder.
裁判でEDRの記録が事故原因の重要な証拠となった。
In court, EDR records became important evidence for the cause of the accident.