Decorative Display Film With Hidden Touch Pattern Switching
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Solution Overview
Problem
Conventional electronic devices face cluttered screens due to the use of physical buttons and integrated touch panels, which occupy space and disrupt the display when touch functions are activated.
Innovation Solution
A decoration device with a first region for displaying a variable image and a second region for emitting a fixed pattern, using a light emitting module and decoration film to provide different visual and tactile effects, allowing for electronic switching between display, decoration, and touch functions without interrupting the main image.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If physical buttons are used to provide touch functions, then ease of operation is improved, but device area is increased and screen clutter is worsened
Solution Approach 1:
The patent merges the touch button functionality with the display screen by integrating a light emitting module behind the display panel. The light emitting module can emit light through specific regions of the display to indicate touch areas, allowing users to interact with the screen without physical buttons. This combines the functions of display and touch input into a single integrated surface, resolving the contradiction between ease of operation and device area.
Solution Approach 2:
The display screen serves multiple functions: it displays images normally and simultaneously provides touch input capabilities through light-emitting indicators. The same screen area acts as both output display and input interface, eliminating the need for separate physical buttons while maintaining ease of operation.
2Area of stationary object
If touch panel is integrated with display panel to save space, then device area is reduced, but screen clutter is worsened when touch image is displayed
Solution Approach 1:
The light emitting module emits light only through specific local regions of the display panel corresponding to touch button areas, while the rest of the display maintains its normal image display quality. This localized light emission provides touch indicators without cluttering the entire screen, resolving the contradiction between space savings and screen clarity.
Solution Approach 2:
The light emitting module can emit light periodically or on-demand to indicate touch areas only when needed, rather than continuously. This allows the screen to remain clean and uncluttered during normal display operations while providing touch feedback when required.
3Area of stationary object
If touch image is displayed on the same screen, then device area is reduced, but information loss is worsened due to interruption of original image
Solution Approach 1:
The light emitting module emits light through specific local regions of the display panel without affecting the overall image display. The touch indicators appear as localized light patterns that do not interrupt or replace the original image content, thus preventing information loss while maintaining space efficiency.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Improves screen clutter by allowing seamless switching between variable images and fixed patterns, providing consistent or different visual and tactile effects in various states, enhancing user interaction without occupying additional space.
Implementation Method 1
a light emitting module disposed in the second region and used to emit a light beam to present a fixed pattern
Data Source
AI summary
A decoration device, including a first region and a second region disposed adjacent to the first region, is provided. The decoration device includes a display, a light emitting module, and a decoration film. The display is disposed corresponding to the first region and is used to display a variable image. The light emitting module is disposed in the second region and is used to emit a light beam to present a fixed pattern. The decoration film is disposed at least corresponding to the second region. The decoration device displays a decoration film surface in a first state, and the decoration device displays the variable image and the fixed pattern in a second state.


