| 摘要 |
PURPOSE: A car digital drive recorder is provided to reduce time and costs which are required for checking a reason or connection information by rapidly checking reason or defect information of a problem. CONSTITUTION: A car digital drive recorder(100) comprises a wireless communications unit(140) and a central control unit(170). The wireless communications unit communicates with a server. The server stores multiple operation system related information and manages it. The central control unit receives the multiple operation system related information and which is divided into a plurality of information pieces and is transferred from the server and verifies the multiple operation system related information and upgrades it in the set time point. The central control part receives a next information piece file from the server when an error is not included in the information piece. The central control part transfers one file which is created by combining the plurality of information pieces when receiving all information pieces and requests verification. [Reference numerals] (111) Speed detection unit; (112) RPM detector; (113) Brake signal detector; (114) Temperature detector; (120) Power supply unit; (131) K-LINE communication module; (133) OBD-II communication module; (141) Wi-Fi communication module; (143) Bluetooth module; (145) Mobile communication module; (150) GPS receiving unit; (160) Memory unit; (170) Central control unit; (180) Display unit |
