Display Device Continuity Detection Across Boundaries
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Solution Overview
Problem
Conventional display devices fail to accurately detect continuous operations across multiple display areas, leading to unintended screen updates when a user's touch operation crosses a boundary between display areas, resulting in incorrect scrolling or failure to recognize continuous operations.
Innovation Solution
A display device with a hardware processor that determines the continuity of user operations across display area boundaries, updating the screen accordingly to ensure accurate detection and response to user intentions, by analyzing conditions such as operation start positions, timing, distance, and movement directions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If touch operations are determined as separate operations when detected in different display areas, then each display area can be independently controlled, but continuous operations performed across boundaries are incorrectly recognized and unintended screens are updated
Solution Approach 1:
The patent merges the detection and determination processes for touch operations across multiple display areas into a unified system. The operation determination unit integrates information from both display areas to determine whether operations are continuous or separate, rather than treating each display area completely independently. This allows the system to recognize continuous operations that span boundaries while still maintaining the ability to independently control each display area when operations are truly separate.
2Device complexity
If the display device treats all operations in different display areas as separate operations, then screen updates are simplified, but continuous operations to the same screen are not appropriately detected leading to incorrect behavior
Solution Approach 1:
The patent implements dynamic operation determination that adapts based on the specific characteristics of each operation. The system dynamically evaluates whether operations are continuous or separate by considering factors such as operation timing, position relationships, and operation types. This dynamic approach allows the determination logic to remain relatively simple while achieving high precision in detecting continuous operations, as the system adjusts its behavior based on the actual operation patterns rather than following rigid predetermined rules.
3Speed
If the system updates screens based on operation location alone, then screen updates respond quickly to user input, but operations that cross boundaries cause unintended screen updates and fail to recognize the user's true intention
Solution Approach 1:
The patent performs preliminary determination of operation continuity before executing screen updates. The operation determination unit analyzes touch operations and determines whether they are continuous or separate operations before the screen update is triggered. This preliminary analysis ensures that screen updates respond quickly to user input while maintaining high reliability, as the system has already determined the correct target screen based on the operation's true intention rather than simply reacting to the operation's final location.
Data Source
AI summary
A display device, comprises: a display part that displays a first display area and a second display area across a boundary and displays operation screens in the respective first and second display areas; a manipulation part that detects a user operation performed to a display screen of the display part; and a hardware processor that: determines whether or not a first operation and a second operation have continuity when the second operation is detected in the second display area after the first operation is detected in the first display area; and updates the operation screen in the first display area in response to the second operation when the first operation and the second operation are determined to have continuity, and updates the operation screen in the second display area in response to the second operation when the first operation and the second operation are determined not to have continuity.


