Backlighting Reaction Time Control for Dynamic Scene Adaptation
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Solution Overview
Problem
Current visual display systems struggle to simultaneously provide a relaxed and immersive viewing experience due to fixed backlighting settings, which can overwhelm sudden scene changes in image content.
Innovation Solution
A system that monitors information signals to generate control signals for illumination areas, adjusting their reaction time based on scene changes, allowing for dynamic adaptation of backlighting to match the image content, combining slow and fast response times for a seamless viewing experience.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If a fixed relaxed mode setting is used for backlighting, then reduced eye strain and relaxed viewing is achieved, but the system cannot respond quickly to sudden scene changes in image content
Solution Approach 1:
The backlighting system transitions from fixed static templates to dynamic adjustable settings. The control unit modifies backlighting parameters in real-time based on scene change detection, enabling the system to adapt between relaxed and responsive modes as needed throughout the viewing experience.
Solution Approach 2:
The system changes the reaction time parameter of the backlighting system based on detected scene changes. During normal operation, a longer reaction time provides relaxed viewing, while upon detecting a scene change, the reaction time parameter is adjusted to respond quickly, resolving the contradiction between relaxed viewing and rapid response.
2Speed
If a dynamic template with fast response time is used for backlighting, then immersive viewing experience and quick scene change response are achieved, but eye strain increases and relaxed viewing is reduced
Solution Approach 1:
The system dynamically adjusts the reaction time parameter based on content analysis. During stable scenes, the system uses a longer reaction time for relaxed viewing, while automatically switching to a shorter reaction time when scene changes are detected, thus providing both relaxed and immersive experiences at different times.
Solution Approach 2:
The control unit continuously monitors the information signal for scene changes and periodically adjusts the backlighting reaction time parameter accordingly. This periodic adjustment between long and short reaction times based on content phases allows the system to maintain both relaxed and responsive characteristics.
3Stability of the object's composition
If the backlighting reaction time is extended for relaxed viewing, then smooth color fading and reduced eye strain are achieved, but previous bright scenes overwhelm new dark scenes for seconds
Solution Approach 1:
The control unit continuously monitors the information signal for scene changes and uses this feedback to adjust the backlighting reaction time. When a scene change is detected, the system reduces the reaction time to prevent overlap between scenes, while maintaining smooth transitions during stable content phases.
Solution Approach 2:
The reaction time parameter is made dynamic rather than fixed. The system extends the reaction time during stable scenes for smooth color fading, then automatically shortens it when scene changes are detected through content analysis, preventing information loss from scene overlap.
Data Source
AI summary
A system suitable for backlighting is provided. The system comprises a monitor unit configured to monitor an information signal, and to generate a first signal based at least partly on the information comprised in the information signal, a control unit configured to control the reaction time of at least one illumination area capable of emitting properties of light and comprised in the system, based on the first signal, wherein the first signal may comprise scene change information. The system provides for a more peaceful backlighting effect while still being able to stress actions, such as scene changes, happening in the presented information signal. A method and computer-readable medium are also provided.