Dynamic Driving Condition Control for Mobile Device Power and Thermal Management
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Solution Overview
Problem
Conventional mobile devices face challenges in heat dissipation and power consumption due to their compact design, which limits the space for efficient heat dissipation and leads to unnecessary power usage.
Innovation Solution
An electronic device with a control unit that identifies activated function modules and determines optimal driving conditions, such as operating frequency and voltage, to efficiently operate and manage power consumption and heat dissipation by using a function monitoring agent and driving control module.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If highly integrated components are used to support various functions, then device functionality is improved, but heat dissipation space is reduced
Solution Approach 1:
The patent implements dynamic adjustment of operating frequency and voltage based on real-time monitoring of activated function modules. The control unit dynamically scales performance parameters to match actual workload requirements, enabling the device to maintain high functionality when needed while reducing heat generation during lower-demand operations. This dynamic adaptation resolves the contradiction by making the system's thermal output flexible rather than static.
Solution Approach 2:
The patent changes operational parameters (frequency and voltage) based on the operating state of function modules. By monitoring which modules are activated and adjusting frequency/voltage accordingly, the system optimizes the balance between functionality and heat dissipation. When fewer modules are active, lower parameters reduce thermal output; when more modules are active, higher parameters provide necessary performance.
2Volume of moving object
If device dimensions are reduced for portability, then device compactness is improved, but heat dissipation efficiency is worsened
Solution Approach 1:
The control unit continuously monitors the operating state and dynamically adjusts frequency and voltage to match actual computational demands. This dynamic behavior allows the compact device to generate less heat during low-activity periods while maintaining full performance capability when required, effectively compensating for the limited heat dissipation space inherent in compact designs.
Solution Approach 2:
The system performs self-regulation by automatically adjusting its own operating parameters based on internal monitoring of activated function modules. The control unit independently determines optimal frequency and voltage settings without external intervention, allowing the compact device to self-manage its thermal characteristics according to actual workload, thereby overcoming the heat dissipation limitations imposed by small dimensions.
3Speed
If all function modules operate at maximum frequency, then processing speed is improved, but power consumption is increased
Solution Approach 1:
The patent applies partial action by activating and operating only the necessary function modules at the required frequency and voltage levels, rather than running all modules at maximum capacity. The control unit identifies which modules are actually needed for current operations and allocates computational resources accordingly, reducing overall power consumption while maintaining sufficient processing speed for active functions.
Solution Approach 2:
The system dynamically adjusts the operating frequency and voltage of function modules based on real-time monitoring of their activation state and workload requirements. When modules are activated, they receive appropriate computational resources; when inactive, they operate at lower power states. This dynamic resource allocation optimizes the trade-off between processing speed and power consumption by matching supply with actual demand.
Data Source
AI summary
An electronic device controls a driving condition based on an operating state. The device includes a function block, a function monitoring agent, and a driving control module. The function block includes a plurality of function modules. The function monitoring agent is configured to identify one or more activated function modules among the function modules in the function block. The driving control module is configured to determine the driving condition required for an operation of the activated function modules, and based on the determined driving condition, to drive the activated function modules.