Gaze-Driven Task Handoff Across Devices Without Manual Interaction
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Solution Overview
Problem
Existing cross-device task handoff technologies are inefficient and require manual operations, which can be cumbersome, especially in scenarios where manual interaction is inconvenient.
Innovation Solution
A method and apparatus utilizing gaze perception technology to seamlessly hand off tasks between devices by detecting user gaze, allowing tasks to be transferred without manual intervention, and incorporating a handoff confirmation switch for optional user verification.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If manual operations are required for task handoff, then task handoff can be performed, but user convenience deteriorates and operation complexity increases
Solution Approach 1:
The patent replaces manual mechanical operations (clicking, dragging, selecting) with an optical detection system (gaze tracking). The system detects user gaze direction and automatically initiates task handoff when the user looks at the target device, eliminating the need for manual interaction and significantly improving ease of operation.
Solution Approach 2:
The system performs task handoff automatically based on gaze detection without requiring user intervention. The devices themselves monitor gaze patterns and execute the handoff process autonomously, allowing the system to serve itself rather than requiring continuous user control.
2Ease of operation
If gaze detection is used for automatic task handoff, then ease of operation improves, but device complexity increases
Solution Approach 1:
The patent utilizes existing multi-functional devices (smartphones, tablets, computers) that already possess cameras and processing capabilities. By repurposing these existing components for gaze detection, the system avoids adding dedicated hardware and leverages the universal nature of modern electronic devices to minimize additional complexity.
Solution Approach 2:
The system introduces a gaze detection module as an intermediary between the user and the task handoff process. This intermediary component translates gaze direction into handoff commands, simplifying the user's interaction while managing the system's complexity through a dedicated detection layer that can be integrated with existing device architectures.
3Productivity
If manual task handoff operations are required, then system reliability can be maintained, but productivity deteriorates
Solution Approach 1:
The system performs preliminary gaze detection and intent recognition before executing task handoff. By monitoring user gaze in advance and preparing the handoff process proactively, the system ensures that handoff occurs at the optimal moment, improving both productivity through faster migration and reliability through pre-validated user intent.
Solution Approach 2:
The system implements feedback mechanisms where gaze detection results are continuously monitored and used to adjust handoff timing and confirmation requirements. This feedback loop ensures that automatic handoff only occurs when user intent is clearly detected, maintaining reliability while enabling rapid task migration when conditions are favorable.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enhances user experience by enabling efficient and intuitive task migration between devices, improving productivity and convenience, particularly in situations where manual operations are difficult.
Implementation Method 1
a gaze perception module, configured to detect a direction of gaze of a user
Data Source
AI summary
A task handoff method includes: displaying a target task, where the target task is a task that is running in a foreground and can be handed off on a first device; and in response to detection that a device at which a target user is gazing is switched from the first device to a second device, handing off the target task from the first device to the second device, so as to display the target task on the second device; where the first device is associated with at least one third device, and the second device is any one of the at least one third device.