Platform Management Driver for Dynamic Thermal Control
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Solution Overview
Problem
Electronic devices face challenges in balancing performance and cooling while minimizing noise and power consumption, due to the complexity of managing various sensors and operational states, which leads to difficulties in striking an optimal balance between performance and thermal management.
Innovation Solution
The implementation of a platform management driver that uses platform management profiles to dynamically control operating states of electronic devices by receiving inputs from hardware and software sensors, and performing output actions based on predefined conditions, allowing for the handling of unknown inputs and actions through a standardized format, thereby enabling more precise control over device operations.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If processors and functional blocks operate in higher performance modes to execute computationally intense workloads, then processing capability is improved, but electrical power consumption and heat generation increase
Solution Approach 1:
The system dynamically adjusts processor operating modes based on real-time thermal conditions and workload requirements. The management unit monitors temperature sensors and automatically transitions processors between high-performance and low-power states, optimizing the balance between processing capability and power consumption without manual intervention.
Solution Approach 2:
The system changes operational parameters of processors and functional blocks based on thermal feedback. When temperature thresholds are exceeded, the management unit modifies voltage, frequency, and power state parameters to reduce heat generation while maintaining acceptable performance levels.
2Temperature
If fan speed is increased to keep electronic devices cool during high performance operation, then thermal management is improved, but operational noise increases
Solution Approach 1:
The system implements closed-loop thermal feedback control where temperature sensors continuously monitor heat generation and automatically adjust fan speeds and processor power states accordingly. This feedback mechanism enables precise thermal management that minimizes fan operation noise while maintaining safe operating temperatures.
Solution Approach 2:
The management unit autonomously regulates thermal conditions without user intervention by monitoring sensor data and automatically adjusting cooling system operation and processor performance levels, enabling the device to self-manage its thermal state and noise output.
3Measurement precision
If management units rely on information from numerous hardware and software sensors to determine operating conditions, then control precision is improved, but system complexity increases
Solution Approach 1:
The management unit serves multiple functions by integrating sensor data acquisition, temperature monitoring, performance optimization, and cooling control into a single centralized component. This multi-functional design reduces overall system complexity despite the presence of numerous sensors by providing a unified control point.
Solution Approach 2:
The system combines hardware sensors and software sensors into a unified sensing framework that the management unit processes collectively. By merging diverse sensor inputs into a single decision-making pipeline, the system achieves comprehensive monitoring capability while simplifying the control architecture.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
This solution allows for more intelligent and efficient operation of electronic devices, reducing fan noise and power consumption while improving user satisfaction by enabling precise control over operating states, even with newly introduced or proprietary hardware and software components.
Implementation Method 1
hardware sensors can provide information such as temperature information, fan speed information, and power source information
Implementation Method 2
fans that circulate air through the electronic devices to prevent overheating
Implementation Method 3
processors, memories, and other functional blocks and devices in electronic devices generate heat during operation (e.g., due to Joule heating, etc.)
Data Source
AI summary
An electronic device includes a memory and a processor. The processor receives a platform management profile that includes information defining one or more platform management policies, a given platform management policy among the one or more platform management policies including a provided input from a specified hardware or software sensor and/or a provided output action. The processor uses the given platform management policy for controlling operating states of elements in the electronic device.