Timing Controller Circuit for Electronic Paper Display Adaptive Waveform Selection
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Solution Overview
Problem
The development time for electronic paper display apparatuses is extended due to the need for external microcontrollers to select both display control and mode, which complicates adjusting display quality.
Innovation Solution
A timing controller circuit with an integrated image processing circuit that analyzes image signals to determine display modes and selects driving signal waveforms, allowing for adaptive control of electronic paper display panels to provide favorable display quality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If external microcontroller unit or system-on-a-chip is used to control display function and select display mode, then the electronic paper display apparatus can achieve flexible control, but the development time is extended and display quality adjustment becomes difficult
Solution Approach 1:
The patent merges the timing controller circuit and image processing circuit into a single integrated circuit. The timing controller circuit includes a display control unit that can directly control the electronic paper display panel, while the image processing circuit analyzes image signals and determines display modes. This integration eliminates the need for external microcontrollers, reducing development time while maintaining display control flexibility and improving display quality adjustment capability.
2Adaptability or versatility
If external microcontroller unit or system-on-a-chip is used to control display function and select display mode, then the electronic paper display apparatus can achieve flexible control, but the display quality adjustment becomes difficult
Solution Approach 1:
The patent merges the timing controller circuit and image processing circuit into a single integrated circuit. The timing controller circuit includes a display control unit that can directly control the electronic paper display panel, while the image processing circuit analyzes image signals and determines display modes. This integration eliminates the need for external microcontrollers, reducing development time while maintaining display control flexibility and improving display quality adjustment capability.
3Adaptability or versatility
If external microcontroller unit or system-on-a-chip is used, then the system can perform comprehensive control, but the device complexity increases
Solution Approach 1:
The patent merges the timing controller circuit and image processing circuit into a single integrated circuit. The timing controller circuit includes a display control unit that can directly control the electronic paper display panel, while the image processing circuit analyzes image signals and determines display modes. This integration eliminates the need for external microcontrollers, reducing development time while maintaining display control flexibility and improving display quality adjustment capability.
Data Source
AI summary
A timing controller circuit of an electronic paper display apparatus including an image processing circuit and a timing controller is provided. The image processing circuit receives an image signal and analyzes the image signal according to a signal component of the image signal, so as to determine a display mode of the electronic paper display apparatus. The image processing circuit selects a driving signal waveform according to the determined display mode. The timing controller is electrically connected to the image processing circuit. The timing controller outputs the selected driving signal waveform to drive an electronic paper display panel of the electronic paper display apparatus to display image frames.