Light Control Device for Server Backplane Signal Encoding
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Solution Overview
Problem
In multi-node server architectures, the existing light control mechanisms require extensive resource usage and complex circuit layouts due to the need for multiple controllers and connectors, leading to overcrowding of signal lines and heavy processing loads.
Innovation Solution
A light control device comprising a first controller on a first circuit board, which re-encodes control signals from selected signal sources and transmits them through a transmission interface to a second controller on a second circuit board. The second controller decodes these signals to generate driving signals for light-emitting components, thereby reducing resource usage and circuit complexity.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the server uses multiple storage devices from different sources with diverse configurations, then the system diversity and flexibility are improved, but the controller resource consumption and circuit layout complexity increase
Solution Approach 1:
The patent divides the light control function into two separate controllers: a first controller on the main board that receives and re-encodes control signals, and a second controller on the backplane that decodes signals and drives light-emitting components. This segmentation isolates the complex signal processing from the backplane controller, reducing its resource consumption and simplifying the circuit layout while maintaining support for diverse storage device configurations.
2Productivity
If the server adopts multi-node architecture, then the system capacity and performance are improved, but the pin configuration usage and controller processing resources are heavily occupied
Solution Approach 1:
The first controller acts as an intermediary between the diverse storage devices and the second controller on the backplane. It receives control signals from various signal sources, re-encodes them into a standardized format, and transmits to the second controller through the transmission interface. This intermediary role reduces the processing burden on the backplane controller, enabling it to efficiently manage light-emitting components across multiple storage nodes without being overwhelmed by diverse signal configurations.
3Adaptability or versatility
If the server connects multiple storage devices with various signal sources, then the system functionality is improved, but the signal lines on the circuit board become crowded
Solution Approach 1:
The first controller is designed with multi-functionality to interface with multiple different signal sources and storage device configurations. It consolidates diverse control signals into a standardized encoded format transmitted through a single transmission interface to the second controller. This universal interface approach reduces the number of separate signal lines required on the backplane, preventing circuit board crowding while maintaining compatibility with various storage devices.
Data Source
AI summary
A light control device, a control method, and a server thereof are provided. The light control device includes a first controller and a second controller. The first controller is disposed on a first circuit board. The first controller is coupled to a selected signal source of multiple signal sources, re-encodes a received control signal, and transmits an encoded control signal through a transmission interface. The second controller is disposed on a second circuit board. The second controller decodes the encoded control signal to generate multiple driving signals. The driving signals are respectively for driving and controlling lighting statuses of multiple lighting components.