CN114402376A - 一种行车记录仪事故数据保存方法与装置 - Google Patents

一种行车记录仪事故数据保存方法与装置 Download PDF

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Publication number
CN114402376A
CN114402376A CN202080064489.2A CN202080064489A CN114402376A CN 114402376 A CN114402376 A CN 114402376A CN 202080064489 A CN202080064489 A CN 202080064489A CN 114402376 A CN114402376 A CN 114402376A
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data
vehicle
acceleration
emergency state
state
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朱帆
尚明生
陈琳
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Chongqing Institute of Green and Intelligent Technology of CAS
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Chongqing Institute of Green and Intelligent Technology of CAS
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    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/16—Anti-collision systems

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  • General Physics & Mathematics (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)

Abstract

一种行车记录仪事故数据保存方法与装置，方法包括以下步骤：获得车辆的三轴加速度数据、以及车辆的车速数据；三轴加速度数据包括车辆的左右、前后、上下加速度数据；判断当前时刻的三轴加速度是否满足预设的条件；满足则将当前时刻的状态记录为紧急状态，并记录紧急状态对应时刻后的车辆状态；若在15～30秒内车辆完全停止，则将紧急状态对应时刻及其前后30秒的行车数据标记为重要数据，进行保存。从车辆底盘得到数据并进行分析得到事故数据，能够更好的提供行车记录仪和黑匣子需要长期的数据并储存，避免行车记录仪和黑匣子受内存影响，事故数据被循环覆盖。

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PCT国内申请，说明书已公开。

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  1. PCT国内申请，权利要求书已公开。
CN202080064489.2A 2020-08-24 2020-08-24 一种行车记录仪事故数据保存方法与装置 Pending CN114402376A (zh)

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Cited By (1)

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CN115329126A (zh) * 2022-10-14 2022-11-11 南通启锦智能科技有限公司 一种车辆行车记录仪的智能数据存储方法

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CN117149088B (zh) * 2023-09-20 2024-03-12 深圳益国电子科技有限公司 一种用于行车记录仪的数据存储更新方法

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US6950788B2 (en) * 2000-09-27 2005-09-27 Ardeshir Faghri Computer-implemented system and method for simulating motor vehicle and bicycle traffic
US20070299595A1 (en) * 2006-06-23 2007-12-27 Anthony Boldin Traffic control system and method
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Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101634710A (zh) * 2009-08-21 2010-01-27 厦门瑞忆科技有限公司 Gps无线传输与行车安全记录的雷达测速警示器
JP2011121556A (ja) * 2009-12-14 2011-06-23 Toyota Motor Corp 運転学習システム及び運転支援システム
CN104252720A (zh) * 2013-06-27 2014-12-31 鸿富锦精密工业（深圳）有限公司 车辆轨迹模拟系统及方法
CN103679849A (zh) * 2013-12-18 2014-03-26 厦门雅迅网络股份有限公司 一种基于车载行驶记录仪判断事故疑点的方法
CN110379040A (zh) * 2019-07-12 2019-10-25 北京三快在线科技有限公司 一种汽车黑匣子系统及其数据获取方法

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115329126A (zh) * 2022-10-14 2022-11-11 南通启锦智能科技有限公司 一种车辆行车记录仪的智能数据存储方法
CN115329126B (zh) * 2022-10-14 2022-12-27 南通启锦智能科技有限公司 一种车辆行车记录仪的智能数据存储方法

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Application publication date: 20220426