Light Emitting Panel Segmented Electrodes for Dynamic Lighting Modes
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Solution Overview
Problem
Conventional LCD display devices have a fixed light emitting mode, limiting their application scope due to the inflexibility in light emission patterns.
Innovation Solution
A light emitting panel with a carrier substrate and multiple connection electrodes, first electrode leads, and second electrode leads, where each connection electrode includes isolated sub-connection electrodes, allowing for various light emitting modes by applying driving signals to achieve whole surface, partial region, or individual point lighting, and optimizing the time sequence of signal application.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a fixed light emitting mode is used in conventional LCD devices, then the device structure is simple, but the application scope is limited
Solution Approach 1:
The connection electrodes are divided into multiple connection electrode groups (first connection electrode group to N-th connection electrode group), where each group can be independently controlled. This segmentation allows different regions of the light emitting panel to be lit independently, enabling multiple light emitting modes (whole surface, partial region, individual points) without requiring a complete redesign of the entire lighting system.
Solution Approach 2:
The patent implements dynamic control of light emitting modes by applying driving signals to different connection electrode groups in different time sequences. The control unit can dynamically switch between whole surface lighting, partial region lighting, and individual point lighting by controlling which connection electrode groups receive driving signals at different times, making the lighting system adaptable to various application scenarios.
2Adaptability or versatility
If multiple light emitting modes are implemented, then the application scope is expanded, but the control complexity increases
Solution Approach 1:
By segmenting the connection electrodes into multiple independently controllable groups, the control unit can manage different lighting modes by simply activating or deactivating specific groups. This segmentation simplifies the control logic compared to managing each electrode individually, as entire groups can be controlled as units while still enabling flexible lighting patterns.
Solution Approach 2:
The patent employs periodic action through time-sequence control of driving signals applied to different connection electrode groups. The control unit can implement various lighting modes by controlling the timing and sequence of signal application to different groups, creating flexible lighting patterns through temporal modulation rather than spatial complexity.
Data Source
AI summary
A light emitting panel and a display device are provided. The light emitting panel includes a carrier substrate, and multiple connection electrodes, multiple first electrode leads and multiple second electrode leads that are arranged on the carrier substrate. Each connection electrode includes a first sub-connection electrode and a second sub-connection electrode isolated from each other. The connection electrodes are divided into a first connection electrode group to an N-th connection electrode group. An i-th connection electrode group includes connection electrodes. N is an integer greater than or equal to 2, and i is a positive integer less than or equal to N. First sub-connection electrodes in the i-th connection electrode group are electrically connected with a same first electrode lead, and second sub-connection electrodes in the i-th connection electrode group are respectively connected with different second electrode leads.


