Television Control Chip Data Protection Module
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Solution Overview
Problem
Current multimedia content protection mechanisms in smart televisions are inadequate against piracy, as they lack comprehensive measures to prevent unauthorized data transmission, storage, or recording, especially with the expansion of internet functions and increased vulnerability to malicious programs.
Innovation Solution
A television control chip with a data protection module that monitors multimedia playback and data processing activities, generating information to detect potential piracy by comparing played data with processed data, and can stop playback or processing functions if abnormal activity is detected, including abnormal activation or excessive data transfer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If smart television functions are expanded to include Internet capabilities and data processing, then user functionality and versatility are improved, but vulnerability to piracy and malicious programs increases
Solution Approach 1:
The television system is divided into separate functional modules: a data processing module for handling multimedia data, a playback module for rendering content, and a protection module for monitoring and controlling data flows. This segmentation allows each module to operate independently with defined interfaces, enabling comprehensive monitoring of data processing activities while maintaining system functionality.
Solution Approach 2:
A protection module acts as an intermediary between the data processing module and playback module. This intermediary monitors data processing activities, compares processed data with playback data, and controls the playback process to prevent piracy. The intermediary enables copyright protection without restricting legitimate television functions.
2Reliability
If comprehensive data monitoring and protection mechanisms are implemented, then copyright protection capability is improved, but system complexity increases
Solution Approach 1:
The protection module implements feedback mechanisms by continuously monitoring data processing activities and comparing processed data with playback data. When discrepancies indicating potential piracy are detected, the system provides feedback to control the playback module to stop or prevent unauthorized playback. This feedback-based approach provides comprehensive protection through straightforward monitoring and comparison operations.
3Measurement precision
If real-time monitoring of data processing and playback is performed, then piracy detection accuracy is improved, but processing overhead and system resource consumption increase
Solution Approach 1:
Instead of monitoring and processing the entire multimedia data stream, the system creates and monitors simplified copies or representations of the data processing and playback activities. The protection module generates data processing information from the data processing module and multimedia playback information from the playback module, then compares these information representations to detect piracy. This copying approach maintains high detection accuracy while significantly reducing processing overhead.
Data Source
AI summary
A control chip for controlling a player with a multimedia playback function and a data processing function is provided. The control chip includes: a multimedia playback module, being adapted to drive the multimedia playback function, configured to generate multimedia playback information associated with multimedia data that has been played; a data processing module, being adapted to drive the data processing function, configured to generate data processing information associated with data that has been processed; and a data protection module, configured to control at least one of the multimedia playback module to stop the multimedia playback function and the data processing module to stop the multimedia playback function according to the multimedia playback information and the data processing information.