Map Display Mode Switching for Night Readability
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Solution Overview
Problem
Existing map and navigation applications do not effectively adapt visual displays to varying light conditions, potentially causing discomfort or difficulty in reading maps at night due to lack of dynamic mode adjustments.
Innovation Solution
Implementing a day mode and night mode in map and navigation applications that automatically switch based on time and ambient light levels, with distinct styles, textures, and point of interest identifiers to optimize readability in different lighting conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If bright colors and textures are used in map displays, then readability is improved in daylight conditions, but visual comfort deteriorates in low-light conditions at night
Solution Approach 1:
The map display dynamically adjusts its visual characteristics by switching between day mode and night mode based on ambient light conditions. The system automatically transitions between different color palettes and text styles to optimize readability while minimizing eye strain, making the display adaptive rather than static.
Solution Approach 2:
The invention changes key visual parameters of the map display including color brightness, text contrast, and icon visibility. By modifying these parameters based on lighting conditions, the system maintains optimal readability across different environmental contexts without causing visual discomfort.
2Device complexity
If a single set of colors and textures is used for map displays, then device complexity is reduced, but adaptability to different lighting conditions deteriorates
Solution Approach 1:
The display configuration is segmented into distinct modes (day mode and night mode), each with optimized visual characteristics for specific lighting conditions. This segmentation allows the system to maintain simplicity within each mode while achieving overall adaptability through mode switching based on ambient light detection.
Data Source
AI summary
A device that provides a map and/or navigation application that displays items on the map and/or navigation instructions differently in different modes. The applications of some embodiments provide a day mode and a night mode. In some embodiments the application uses the day mode as a default and activates the night mode when the time is after sunset at the location of the device. Some embodiments activate night mode when multiple conditions are satisfied (for example, when (1) the time is after sunset at the location of the device and (2) the ambient light level is below a threshold brightness).