To provide a drive recorder capable of selecting information from an on-vehicle sensor and reducing a decrease in a life of a storage medium.SOLUTION: A drive recorder 3 mounted on a vehicle comprises functions by which: information is received by a communication unit 31 from a vehicle peripheral sensor 1 and an on-vehicle sensor 2, and from the sensor information, a relative speed with a peripheral object near an own vehicle is obtained by a relative speed measurement unit 32; and when the relative speed is equal to or less than a threshold value, information to be recorded on a recording medium is selected by a recording target selection unit 33, and an output signal selected by a writing unit 34 is written to a storage 4. As a result, the frequency of writing to the storage 4 can be reduced, and the life reduction speed of the storage medium can be reduced.SELECTED DRAWING: Figure 1
【課題】 車載センサからの情報を取捨選択し、記憶媒体の寿命低下を低減できるドライブレコーダを提供する。【解決手段】 車両に搭載されるドライブレコーダ3であって、車両周辺センサ1および車内センサ2から通信部31で情報を受け取り、これらのセンサ情報から、自車付近にある周辺物体との相対速度を相対速度測定部32で求め、前記相対速度が閾値以下である場合、記録媒体に記録すべき情報を記録対象選択部33で選択し、書込部34で選択済みの出力信号をストレージ4に書き込む機能とを備える。これによりストレージ4への書き込み頻度を減らし、記憶媒体の寿命低下速度を低減することができる。【選択図】 図1
DRIVE RECORDER, INFORMATION RECORDING METHOD, AND PROGRAM
ドライブレコーダ、情報記録方法、及びプログラム
2019-12-19
Patent
Electronic Resource
Japanese
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