Orientation-Based Device Pairing via Rotation Verification
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Solution Overview
Problem
Existing device pairing methods that minimize user interaction increase the likelihood of unwanted devices being paired, as they lack effective mechanisms to ensure correct pairing without manual verification.
Innovation Solution
A method and apparatus that utilize device orientation-based pairing, where devices are initially aligned at a predetermined offset and then rotated into a final aligned position to confirm pairing, using Bluetooth LE advertisement messages and context-aware circuitry to determine and exchange orientation information, ensuring secure and intuitive pairing.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If automatic pairing methods are used to minimize user interaction, then pairing efficiency is improved, but the risk of unwanted pairings increases
Solution Approach 1:
The system performs preliminary actions by having devices exchange orientation information before pairing is finalized. The first device determines its orientation and transmits this information to the second device, creating a preliminary verification step that occurs automatically before user confirmation is needed.
Solution Approach 2:
Device orientation serves as an intermediary verification mechanism. Instead of directly pairing devices based solely on proximity or priority, the system uses orientation data as an intermediate check to confirm that the intended device is the one being paired with, thereby reducing unwanted pairings while maintaining automation.
2Reliability
If user interaction is required to confirm device identity, then pairing accuracy is improved, but user convenience deteriorates
Solution Approach 1:
The system enables self-service pairing by automatically performing orientation determination and information exchange between devices. The devices verify each other's identity through their own orientation data without requiring users to manually confirm device identities, making the process both accurate and convenient.
Solution Approach 2:
The system implements feedback mechanisms where devices transmit orientation information to each other and use this feedback to automatically verify identity. This feedback loop provides the necessary verification for accurate pairing without requiring continuous user intervention, as the system self-corrects and confirms pairing based on orientation matching.
Data Source
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AI summary
A method and apparatus for pairing devices is provided herein. During operation, an initial orientation of the two devices is determined. If the initial orientation of the two devices match a predetermined orientation offset from each other, then after a period of time, the orientation of the devices is again determined. If a final orientation of the two devices match a second predetermined orientation offset (e.g., devices are aligned), and both devices have rotated, then the two devices are paired.