Display Mode Switching for Mobile Terminal Posture Adaptation
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Solution Overview
Problem
Conventional portable electronic devices face user inconvenience due to fixed input mechanisms that are not adaptable to various orientations, making it difficult to use input devices effectively at specific postures.
Innovation Solution
A display mode switching method and device for portable electronic devices that detects the posture and automatically switches between portrait and landscape modes, adjusting the key map layout to optimize text message composition at different orientations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a fixed input mechanism is used in portable electronic devices, then the device structure remains simple and stable, but the ease of operation deteriorates when the device is used at specific orientations or postures
Solution Approach 1:
The patent implements dynamic adaptability by detecting the portable electronic device's posture through sensors (accelerometers, gyroscopes) and automatically adjusting the key map layout and display orientation accordingly. This allows the input mechanism to transition from a fixed state to a dynamic state that adapts to different holding positions, resolving the contradiction between operational ease and adaptability.
2Adaptability or versatility
If the key map layout is fixed, then the device complexity remains low, but the adaptability to different postures deteriorates
Solution Approach 1:
The patent changes the spatial parameters of the key map layout based on detected posture parameters. When the device orientation changes, the system transforms the key map coordinates, positions, and orientations to match the new posture, enabling adaptive input without requiring completely different hardware configurations for each orientation.
3Ease of operation
If the display mode is fixed, then the system complexity remains low, but the ease of operation at various orientations deteriorates
Solution Approach 1:
The patent implements a universal display system that functions effectively across multiple orientations. By detecting posture and automatically switching between portrait and landscape modes, the display becomes multi-functional, serving optimal purposes regardless of how the user holds the device, thereby resolving the contradiction between operational ease and system complexity.
Data Source
AI summary
The present application relates to a display mode switching device and method for a portable electronic device. In particular, the present application relates to a portable electronic device that can switch display modes of an integrated display and input device to facilitate composition of a text message by switching between a portrait mode and a landscape mode. A portable electronic device may use a display mode switching method in which a posture of the portable electronic device can be checked, and a display mode can be selected based on the posture. A portrait-mode text messaging composition window with a portrait-mode key map and a landscape-mode text messaging composition window with a landscape-mode key map can be displayed in the selected display mode.