Set-Top Box Remote Diagnostic Software Component
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Solution Overview
Problem
Modern set-top boxes require more advanced diagnostic and remote maintenance capabilities due to increasing complexity and ubiquity, as existing diagnostic facilities are limited and often ineffective in identifying issues perceived by users.
Innovation Solution
Incorporating a software component within the set-top box that allows remote access and control, enabling technicians to interface with the device as if they were present, perform diagnostic tests, and retrieve On-Screen Display information, while also measuring power consumption and reporting hardware status changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional limited diagnostic facilities are used in set-top boxes, then device complexity is reduced, but diagnostic capability and fault detection accuracy deteriorate
Solution Approach 1:
The patent introduces an intermediary diagnostic facility that acts as a mediator between the set-top box and external systems. This intermediary component enables comprehensive diagnostics by bridging the gap between limited internal capabilities and the need for advanced fault detection, allowing external devices to interact with and control the set-top box for enhanced diagnostic purposes.
Solution Approach 2:
The patent replaces traditional mechanical or hardware-based diagnostic approaches with software-based diagnostic facilities. This substitution enables more sophisticated diagnostics through software components that can be updated and configured remotely, providing advanced fault detection capabilities without proportionally increasing physical device complexity.
2Reliability
If comprehensive diagnostic facilities are implemented in set-top boxes, then fault detection capability improves, but device complexity and maintenance costs increase
Solution Approach 1:
The patent implements self-service capabilities where the diagnostic facility can automatically detect faults, perform diagnostics, and even initiate repairs without requiring constant external intervention. The system monitors its own state, identifies issues, and can autonomously execute corrective actions, thereby maintaining high reliability while avoiding the complexity of manual diagnostic systems.
Solution Approach 2:
The patent incorporates feedback mechanisms where diagnostic results are continuously monitored and used to adjust system operation. The diagnostic facility provides real-time feedback about system health, enabling proactive maintenance and automatic adjustments that prevent failures, thus improving reliability without requiring overly complex preventive measures.
3Productivity
If remote diagnostic capabilities are added to set-top boxes, then maintenance efficiency improves, but communication requirements and system complexity increase
Solution Approach 1:
The patent implements a universal communication interface that serves multiple functions: it enables remote diagnostics, system control, software updates, and configuration management. This multi-functional approach allows a single communication subsystem to handle various maintenance and operational tasks, improving maintenance efficiency without requiring separate specialized communication channels for each function.
4Ease of operation
If remote control emulation is implemented, then remote troubleshooting capability improves, but processing overhead and response time may worsen
Solution Approach 1:
The patent implements preliminary action by pre-processing and buffering remote control commands before they need to be executed. The system prepares command queues, pre-loads necessary software components, and anticipates upcoming operations, thereby reducing the actual execution delay when remote commands are received and processed, improving both ease of operation and response time.
Data Source
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AI summary
The present application relates to set top boxes and relates to the inclusion of a diagnostic function in the set top box which may be activated remotely or respond internally to the detection of faults or changes in status. The diagnostic function may emulate key presses from an infrared remote control to perform a test.