Vehicle Communication System Pairing via Proximity Detection
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Solution Overview
Problem
Current head unit pairing processes in vehicle-to-smartphone connectivity lack defined preconditions for initiating pairing messages, leading to potential failures due to incorrect device states or user proximity issues, resulting in unnecessary retries for successful pairing.
Innovation Solution
A communication system and method that utilize control circuitry to send pairing preparation messages only when the second wireless communication device is detected as ready and the mobile device is within a suitable proximity, ensuring a successful establishment of the communication channel before initiating the pairing procedure, thereby avoiding premature or failed connections.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If head unit pairing messages are exchanged without defined preconditions, then the pairing process can be initiated freely, but pairing failures occur due to incorrect device states or user proximity issues
Solution Approach 1:
The system performs preliminary actions by checking device readiness state and user proximity before initiating head unit pairing messages. The control circuitry determines whether the second wireless communication device is ready and whether the mobile device is within suitable proximity, ensuring all preconditions are met before pairing initiation, thereby preventing pairing failures.
Solution Approach 2:
The system implements feedback mechanisms by continuously monitoring device states and user proximity, then using this information to control the timing and initiation of pairing messages. The control circuitry receives feedback about device readiness and proximity conditions, and adjusts pairing initiation decisions based on this feedback to ensure successful pairing.
2Productivity
If pairing messages are sent without checking device readiness, then the pairing process can start immediately, but unnecessary retries are required due to failed connections
Solution Approach 1:
The control circuitry performs preliminary checks of device readiness state and user proximity before sending pairing messages. This preliminary action ensures that pairing is only initiated when conditions are favorable, preventing failed connections and unnecessary retries, thereby saving time despite the initial check delay.
Solution Approach 2:
The system uses feedback from device state monitoring and proximity detection to intelligently control pairing message timing. By receiving feedback about whether the second wireless communication device is ready and whether the mobile device is within suitable proximity, the system avoids sending messages at inappropriate times, eliminating retry cycles and associated time losses.
3Device complexity
If pairing is initiated without proximity verification, then the process can begin without delays, but pairing fails when user is not in correct position to handle prompts
Solution Approach 1:
The control circuitry implements feedback-based proximity verification by detecting whether the mobile device is within suitable proximity before initiating pairing. This feedback mechanism ensures that users are in the correct position to handle pairing prompts, preventing pairing completion failures while maintaining process simplicity through automated detection.
Solution Approach 2:
The system performs self-service by automatically verifying proximity and device readiness conditions without requiring manual user intervention or complex pairing procedures. The control circuitry autonomously determines whether conditions are favorable for pairing, simplifying the user experience while ensuring reliable pairing completion.
Data Source
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AI summary
The present disclosure relates to a communication system (100) for a vehicle (102). The communication system (100) comprises a first wireless communication device (110) configured to perform wireless communication in accordance with a first wireless communication protocol. The communication system (100) comprises a second wireless communication device (120) configured to perform wireless communication in accordance with a second wireless communication protocol. The communication system (100) comprises control circuitry (140) configured to perform a first pairing procedure between the first wireless communication device (110) and a mobile device (130) to establish a first communication channel in accordance with the first wireless communication protocol between the first wireless communication device (110) and the mobile device (130). The control circuitry (140) is also configured to initiate a second pairing procedure between the second wireless communication device (120) and the mobile device (130) to establish a second communication channel in accordance with the second wireless communication protocol between the second wireless communication device (120) and the mobile device (120) by sending a pairing preparation message (306) for the second pairing procedure from the first wireless communication device (110) to the mobile device (130) via the first communication channel. The control circuitry (140)) is configured to instruct sending the pairing preparation message (306) if it is detected that the second communication channel can be successfully established.