Battery Discharging Method Using Dynamic Processor Clock Adjustment
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Solution Overview
Problem
Existing battery discharging methods fail to efficiently manage energy consumption based on the actual battery status, leading to potential data loss and hardware damage due to insufficient energy, as they do not accurately reflect the battery's condition, especially when the stored energy differs significantly from its labeled capacity.
Innovation Solution
A battery discharging method that monitors multiple statuses such as discharging temperature, current, voltage, and residual capacity to adjust the processor's clock rate, implementing underclocking to reduce energy consumption and extend battery life by reflecting the actual battery condition.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the system operates at high speed to maintain productivity, then the processing performance is improved, but the energy consumption increases and the battery discharging time decreases
Solution Approach 1:
The system dynamically adjusts the processor clock rate based on real-time battery status detection. When battery levels are sufficient, the processor operates at high clock rates for optimal performance. When battery levels drop below thresholds, the system automatically reduces the clock rate to conserve energy, thereby extending battery discharging time while maintaining acceptable productivity levels.
Solution Approach 2:
The invention changes the operational parameters of the processor by adjusting the clock rate according to battery status. The system monitors battery parameters (charge level, voltage, current) and modifies the processor's clock frequency parameter accordingly, transitioning between high-performance mode and energy-saving mode to balance productivity and battery duration.
2Productivity
If the system operates at high speed when battery energy is insufficient, then the processing performance is maintained, but the system reliability decreases due to risk of unexpected shutdowns
Solution Approach 1:
The system implements continuous feedback monitoring of battery status including charge level, voltage, and current. This real-time feedback enables the system to detect when battery energy becomes insufficient and automatically adjust the processor clock rate before shutdown conditions occur, maintaining system reliability while preserving processing performance during adequate battery conditions.
Solution Approach 2:
The system takes preliminary action by detecting battery status trends and proactively adjusting the clock rate before critical low-battery conditions occur. By monitoring battery parameters in advance and preemptively reducing power consumption, the system prevents unexpected shutdowns and maintains reliability without permanently sacrificing performance.
3Device complexity
If only single battery parameter (stored energy) is monitored to adjust clock rate, then the system complexity is reduced, but the measurement precision of battery status is insufficient
Solution Approach 1:
The invention merges multiple battery status detection functions into a unified monitoring system. Instead of separate monitoring mechanisms for each parameter, the system integrates detection of charge level, voltage, current, and temperature into a single coordinated monitoring framework that collectively provides comprehensive and precise battery status measurement without proportionally increasing system complexity.
Solution Approach 2:
The battery monitoring system is designed with multi-functionality, where a single monitoring mechanism detects multiple battery parameters (charge level, voltage, current, temperature) simultaneously. This universal approach improves measurement precision by considering multiple aspects of battery status while avoiding the complexity of separate dedicated sensors for each parameter.
Data Source
AI summary
A battery discharging method for a computer system is disclosed. The battery discharging method is to detect a first detection value relative to a first status of a battery of the computer system and a second detection value relative to a second status of the battery, then to determine a clock adjustment parameter according to the first detection value and the second detection value, and at last to adjust an operation clock rate of a processor of the computer system according to the clock adjustment parameter. Therein, the statuses of the battery can be discharging temperature, discharging current, discharging voltage, residual capacity, or other statuses of the battery. Therefore, the invention can adjust the operation clock rate of the processor under the consideration to the statuses of the battery, so as to extend the discharging period of the battery and utilize the stored energy in the battery efficiently.