Display Data Conversion for Connection-Free Image Device Updates
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Solution Overview
Problem
Updating display devices is cumbersome due to the need for designated data connections, which complicates the process and increases costs and errors.
Innovation Solution
An image transmission system that converts row display data into update instructions using a control circuit and memory controller, allowing updates through existing signal paths without additional physical connections.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If update data is transmitted through a designated data connection, then update reliability is improved, but device complexity and ease of operation deteriorate due to requiring additional physical connections
Solution Approach 1:
The patent makes the image data transmission interface multi-functional by enabling it to perform both its original function (transmitting image data) and an additional function (transmitting update instructions). The control circuit detects specific patterns in the image data to identify update instructions, allowing the same physical interface to serve dual purposes without requiring dedicated update connection hardware.
Solution Approach 2:
The patent combines the image data transmission channel and the update instruction transmission channel into a single unified interface. By embedding update instructions within image data packets and using the same data transmission path for both purposes, the system eliminates the need for separate physical connections for updates, thereby reducing connection complexity while maintaining update reliability.
2Manufacturing precision
If a designated data connection is used for updates, then update accuracy is improved, but ease of operation worsens due to cumbersome update procedures
Solution Approach 1:
The system enables self-service updating by automatically detecting update instructions within received image data and performing the update process without requiring external intervention. The control circuit autonomously identifies update patterns, extracts update instructions, and coordinates with the memory controller to apply updates, eliminating the need for manual update operations while maintaining accuracy through structured data formats.
Solution Approach 2:
The patent introduces an intermediary mechanism where image data serves as a carrier for update instructions. The control circuit acts as an intermediary that filters and interprets incoming image data, distinguishing between regular display data and embedded update instructions. This intermediary layer maintains update accuracy by implementing validation checks while simplifying user interaction by hiding the complexity of the update process.
3Reliability
If additional physical connections are established for updates, then update reliability is improved, but loss of time increases due to connection setup requirements
Solution Approach 1:
The patent enables continuous operation by allowing update instructions to be transmitted and processed during normal image data transmission without interrupting the display function. The system continuously receives image data, detects update instructions within the data stream, and processes them in real-time, eliminating the need to pause operations or establish separate connection sessions for updates, thereby saving time while maintaining reliability.
Solution Approach 2:
The system prepares for updates in advance by continuously monitoring incoming image data for update instruction patterns. When an update instruction is detected embedded in the image data stream, the system is already prepared to process it immediately without requiring additional connection setup time. The update capability is pre-configured in the control circuit, allowing instant activation when update data arrives.
Data Source
AI summary
An image display device comprises a memory, a control circuit, and a memory controller. The memory is configured to store a setting file of the image display device. The control circuit is configured to receive an image data. The control circuit comprises a code converter configured to convert a plurality of row display data of the image data respectively into a plurality of update instructions, wherein each row display data comprises a plurality of pixel brightness data and each pixel brightness data comprises a plurality of subpixel brightness data, each subpixel brightness data is converted into an update code of the update instruction by determining whether each subpixel brightness data falls within a first brightness range or a second brightness range. The memory controller is configured to update the setting file according to the update code.