Smartwatch Display Content Rotation for Head Orientation
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Solution Overview
Problem
Smart watches do not adapt their content presentation to user orientation, leading to poor readability due to static display, especially when the user is not looking directly at the watch upright, and existing solutions fail to address this ergonomic issue effectively.
Innovation Solution
A smart watch with a processor, display, and storage that identifies user and device orientations using cameras, motion sensors, and ultra-wideband transceivers to rotate content on the display to maintain a twelve o'clock orientation relative to the user's line of sight, ensuring the content remains upright and readable regardless of arm position.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If smart watches present content statically without rotation, then device complexity is reduced, but readability deteriorates when user arm position changes
Solution Approach 1:
The patent implements dynamic content rotation on the smartwatch display based on detected arm orientation. The system continuously monitors arm position through motion sensors and automatically rotates content to maintain optimal readability, transforming the static display into a dynamic one that adapts to user movement patterns.
Solution Approach 2:
The system employs feedback mechanisms by detecting arm orientation through motion sensors and using this information to adjust content presentation. The detected arm position feeds back into the display control system, which then rotates content accordingly, creating a closed-loop system that continuously optimizes readability based on real-time user posture.
2Adaptability or versatility
If smart watches use portrait and landscape orientations, then adaptability to different viewing angles improves, but readability deteriorates when user is not looking directly at the watch upright
Solution Approach 1:
The patent changes the reference parameter for content orientation from device-based (portrait/landscape relative to watch housing) to user-based (relative to arm orientation and line of sight). By detecting arm position and calculating the angle between the arm and the user's forward direction, the system rotates content to maintain a consistent twelve o'clock orientation relative to the user's perspective, regardless of watch rotation on the wrist.
3Adaptability or versatility
If smart watches present complex content, then functionality improves, but readability deteriorates due to arm movement requirements
Solution Approach 1:
The system dynamically adjusts content orientation based on detected arm position, allowing complex information to be displayed in various orientations while maintaining readability. The content rotation mechanism enables rich, information-dense displays without requiring users to physically reposition their arms to achieve optimal viewing angles.
Data Source
AI summary
In one aspect, a smart watch or other device may include at least one processor, a display accessible to the at least one processor, and storage accessible to the at least one processor. The storage may include instructions executable by the at least one processor to identify an orientation of a user’s head and identify an orientation of the smart watch with respect to the user’s head. The instructions may also be executable to, based on the orientation of the user’s head and the orientation of the smart watch, present content on the display in a content orientation that is maintained with respect to a reference for the content to appear upright on the display relative to the reference.