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Portable CAN bus monitoring method based on WiFi communication

A CAN bus, portable technology, applied in the field of portable CAN bus listening based on WiFi communication, can solve the problem of lack of portability, and achieve the effect of convenient listening

Inactive Publication Date: 2018-07-20
BEIJING ZHIXING HONGYUAN AUTOMOBILE CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] The current electric vehicle CAN message interception solution is generally connected to the CAN network with a wire harness. When listening to the vehicle, the wire harness needs to be plugged in and out continuously, and it is not portable in use.

Method used

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  • Portable CAN bus monitoring method based on WiFi communication

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Embodiment Construction

[0016] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. All other embodiments obtained by persons of ordinary skill in the art based on the embodiments of the present invention belong to the protection scope of the present invention.

[0017] Such as figure 1 Shown, a kind of portable CAN bus listening method based on WiFi communication described in the embodiment of the present invention, comprises the following steps:

[0018] S1 Portable CAN message listening device establishes a connection with the vehicle WiFi system;

[0019] S2 The vehicle sends vehicle CAN message information through the vehicle WiFi system;

[0020] S3 portable CAN message interception device will analyze the received message information.

[002...

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Abstract

The invention discloses a portable CAN bus monitoring method based on WiFi communication. The method includes the following steps: S1, a portable CAN message monitoring device establishes a connectionwith a vehicle-mounted WiFi system; S2, a vehicle sends vehicle CAN message information through the vehicle-mounted WiFi system; and S3, the portable CAN message monitoring device analyzes the received message information. The beneficial effect of the method is that by adoption of the combination of a WiFi technology and the portable monitoring device, monitoring of the vehicle CAN message can berealized more conveniently.

Description

technical field [0001] The invention relates to the technical field of real-time interception of CAN messages of electric vehicles and WiFi communication, in particular to a portable CAN bus interception method based on WiFi communication. Background technique [0002] The current electric vehicle CAN message interception scheme is generally connected to the CAN network with a wire harness. When listening to the vehicle, the wire harness needs to be continuously plugged and unplugged, and it is not portable in use. [0003] Aiming at the problems in the related technologies, no effective solution has been proposed yet. Contents of the invention [0004] Aiming at the above-mentioned technical problems in the related art, the present invention proposes a portable CAN bus interception method based on WiFi communication, which can realize the interception of vehicle CAN messages more conveniently. [0005] For realizing above-mentioned technical purpose, technical scheme of ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04L12/40H04L12/26
CPCH04L12/40H04L43/0811H04L2012/40215H04W84/12
Inventor 祝超超张君鸿高史贵
Owner BEIJING ZHIXING HONGYUAN AUTOMOBILE CO LTD