Contextual Device Pairing via Non-Bondable Signal Assessment
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Solution Overview
Problem
Existing device pairing technologies face challenges in accurately determining user intent for transitioning to pairing mode, leading to false positives and potential security risks, battery waste, and limited functionality during pairing.
Innovation Solution
The implementation of contextual device pairing, where devices send non-bondable signals initially to assess user intent through contextual data analysis, including response times and proximity, before transitioning to a pairing mode, ensuring accurate pairing and maintaining functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If devices transition directly to pairing mode upon detecting pairing input, then pairing speed is improved, but false positives increase and security risks worsen
Solution Approach 1:
The system performs preliminary actions by sending non-bondable signals and gathering contextual data before transitioning to pairing mode. This preliminary phase allows the device to assess user intent through multiple data points (response time, proximity, application state) without committing to the pairing state yet, thereby reducing false positives while maintaining relatively fast pairing speed.
2Productivity
If devices enter pairing mode immediately, then pairing efficiency is improved, but battery consumption increases and functionality is limited
Solution Approach 1:
The pairing process is segmented into distinct phases: a non-bondable signal exchange phase for contextual assessment, and a bonding phase for actual pairing. This segmentation allows the system to perform lightweight operations first (consuming minimal battery) and only proceed to the more resource-intensive bonding phase when user intent is confirmed, thus improving overall pairing efficiency while reducing unnecessary battery consumption.
3Reliability
If contextual data analysis is performed before pairing, then false positives are reduced and security is improved, but device complexity increases
Solution Approach 1:
The system uses multi-functional existing components (beacon component for signaling, response processing component for data analysis, gesture component for input detection) to perform contextual assessment. These components already serve other functions in the device, and their existing capabilities are leveraged for the additional pairing verification task, thereby improving pairing accuracy without proportionally increasing device complexity.
Data Source
AI summary
Systems and methods for contextual device pairing are disclosed. For example, when certain user input indicating intent to cause a first device to transition to a pairing mode is received, the first device may broadcast a non-bondable signal with an identifier of the first device. When a second device receives the non-bondable signal, that second device may send response data, which may be received at the first device. The first device may analyze the response data to determine whether a context associated with the first device and/or the second device indicates desirability to transition to the pairing mode.