Wired Initialization for Secure Bluetooth Pairing in Vehicle Diagnostics
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Solution Overview
Problem
Existing vehicle diagnostic tools face issues with incorrect pairing of Bluetooth devices, leading to potential errors and user interface complexities, especially in environments where multiple devices are present, such as automotive repair shops.
Innovation Solution
Establishing wireless connections via a wired communicative coupling, like a USB link, to pair Bluetooth devices without user intervention, ensuring secure and accurate pairing, and allowing devices to operate both wired and wirelessly once paired.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If wireless pairing is performed using traditional Bluetooth initialization procedures, then devices can establish wireless connections, but incorrect pairing occurs in environments with multiple devices leading to errors and user interface complexities
Solution Approach 1:
The patent introduces a wired connection (USB link) as an intermediary medium to facilitate the pairing process. Instead of directly pairing devices wirelessly which causes confusion in multi-device environments, the wired connection serves as a controlled intermediate step that establishes a unique, error-free communication channel for exchanging pairing information, thereby eliminating incorrect pairings and simplifying the user interface.
2Ease of operation
If wireless connections are established without wired initialization, then the pairing process is simpler, but connection security is reduced
Solution Approach 1:
The patent applies preliminary action by performing the secure authentication and pairing information exchange through the wired connection before establishing the wireless connection. The wired initialization phase pre-configures security credentials and establishes trust between devices, ensuring connection security is maintained while allowing the subsequent wireless operation to be simple and user-friendly.
3Adaptability or versatility
If multiple Bluetooth devices are paired wirelessly in a repair shop environment, then device connectivity is improved, but incorrect pairings increase leading to potential errors
Solution Approach 1:
The wired connection acts as a mediator that enables multiple devices to be paired accurately. Each device undergoes individual wired initialization with the controller, creating distinct, verified pairing relationships. This controlled intermediate process prevents the confusion that would otherwise occur when multiple devices attempt to pair wirelessly simultaneously, thereby maintaining both high connectivity and high pairing accuracy.
Data Source
AI summary
Methods, devices, and computer-readable media related to establishing wireless connections using a wired connection are disclosed. A remote device is communicatively coupled via a wired connection. The remote device receives, via the wired connection, an initialization request to initialize a wireless connection to the remote device. A search of remote device data stored in the remote device is performed. The remote device data can store authentication data related to one or more wireless connections. At the remote device, an initialization response to the initialization request is determined based on the search. The remote device sends the initialization response via the wired connection. The initialization response can indicate whether the initialization response is accepted or rejected. If the initialization response is accepted, the wireless connection to the remote device can be subsequently established and the wired connection can be subsequently closed.