Wrist-Worn Flexible Display Video Horizon Correction
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Solution Overview
Problem
Adaptive wearable display devices, particularly when used in wrist mode, face challenges in maintaining optimal video recording due to frequent changes in orientation and ergonomic issues with fixed displays.
Innovation Solution
Implementing horizon correction algorithms using inertial measurement units and visual scene information to dynamically adjust the camera preview and video output, ensuring alignment with gravity, even when the device is worn on the wrist.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the device is worn on the wrist in a wrapped geometric form factor, then ergonomics and wearability are improved, but video recording alignment and orientation stability deteriorate
Solution Approach 1:
The patent applies dynamics by making the video output orientation adjustable and adaptive rather than fixed. The system dynamically changes the orientation of video output based on detected device orientation, allowing the video to remain properly aligned even as the wrist-worn device moves through different positions and angles during wear.
Solution Approach 2:
The patent changes the orientation parameter of video output based on detected device orientation. By detecting the wrapped geometric form factor and determining device orientation relative to gravity, the system adjusts video output orientation to compensate for deviations, maintaining proper alignment despite changes in device position on the wrist.
2Adaptability or versatility
If the device housing is made deformable to enable wrapped geometry, then adaptability and wearability are improved, but structural stability and manufacturing precision worsen
Solution Approach 1:
The patent employs a deformable device housing that can be transitioned into a wrapped geometric form factor about a wrist. This flexible housing structure enables the device to conform to the wrist shape while maintaining sufficient structural integrity to house and protect internal components during deformation and wear.
Solution Approach 2:
The deformable housing provides dynamic adaptability, allowing the device to transition between different geometric configurations. The housing can be manually or automatically deformed into a wrapped state for wrist wear, then returned to its original configuration, enabling versatile wearability while maintaining structural stability through controlled deformation.
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
Ensures upright and properly aligned video recordings by compensating for roll and pitch deviations, providing a seamless and ergonomic video recording experience.
Implementation Method 1
determining an orientation of the wrapped geometric form factor relative to a direction of gravity
Data Source
AI summary
An electronic device includes a deformable housing with linkage members, a flexible display, and an image capture device. The device features sensors to determine a wrapped, wrist-worn geometric configuration and to detect orientation relative to gravity. Processors, in conjunction with the sensors and image capture device, adjust the video capture output orientation to compensate for deviations from gravity's direction. This adjustment ensures an upright video capture experience, even when the device is worn on the wrist. The processors may also present the adjusted video output on the flexible display with indicators of the rotation applied. The device can dynamically adapt to various form factors, enhancing the video recording experience by maintaining a consistent horizon in the output, regardless of the device's orientation during use.