Wearable Power Distribution Circuit for Loss and Heat Reduction
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Solution Overview
Problem
Designing a power distribution circuit for wearable devices with complex structures and narrow, long mounting spaces poses challenges due to difficulties in arranging power sources, loads, and distribution lines efficiently, as well as managing power delivery efficiency and heat generation.
Innovation Solution
A wearable device incorporating a battery, load circuitry with step-up and step-down circuitry, and a processor that dynamically controls power distribution through these circuits based on power loss comparisons to optimize power delivery to electrical components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If step-up and step-down circuitry is added to improve power distribution efficiency, then power loss is reduced, but device complexity increases
Solution Approach 1:
The patent implements dynamic control of power distribution by selectively enabling or disabling step-up and step-down circuitry based on real-time power loss measurements. The processor monitors power loss values and adjusts circuit operation accordingly, transforming a static circuit design into a dynamic, adaptive system that optimizes power distribution efficiency while managing complexity through intelligent control rather than fixed architecture.
Solution Approach 2:
The patent changes operational parameters by adjusting voltage levels through step-up and step-down conversion based on measured power loss conditions. The system modifies electrical parameters (voltage, current) dynamically to optimize power delivery, transforming the circuit from a fixed-parameter system to one that adapts its electrical characteristics based on real-time performance measurements.
2Ease of operation
If power distribution lines are extended to reach all components, then component accessibility is improved, but power delivery efficiency deteriorates due to increased resistance
Solution Approach 1:
The patent applies local quality by implementing step-up and step-down circuitry at specific locations along the power distribution path rather than uniformly throughout. The system places voltage conversion stages at strategic points where power loss measurements indicate inefficiency, creating localized solutions that address specific power delivery challenges without requiring extensive system-wide modifications.
Solution Approach 2:
The step-up and step-down circuitry act as intermediary elements between the power source and various components. These intermediate voltage conversion stages serve as mediators that optimize power transfer by adjusting voltage levels at different points in the distribution path, reducing overall power loss without requiring direct extension of power lines to all components.
3Adaptability or versatility
If more electrical components are added to provide additional functions, then device functionality is improved, but heat generation increases
Solution Approach 1:
The patent converts the harmful effect of power loss (which generates heat) into a useful measurement signal. By monitoring power loss values, the system gains information about the actual power distribution conditions, enabling it to adjust voltage conversion operations to minimize heat generation while supporting additional functional components.
Solution Approach 2:
The system dynamically adjusts the operation of step-up and step-down circuitry based on real-time power loss measurements, creating a adaptive power distribution system that can accommodate additional components while minimizing heat generation through intelligent, real-time control rather than static design.
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
Enables efficient power distribution in wearable devices with complex structures and narrow mounting spaces by minimizing power loss and heat generation, thus enhancing operational efficiency.
Implementation Method 1
obtain a first power loss value while distributing power from the battery to the at least one electrical component through an operation of the step-up circuitry and the step-down circuitry
Data Source
AI summary
A wearable device and a power distribution method in a wearable device are provided. The wearable device includes a battery, load circuitry configured to operate by using power supplied from the battery, step-down circuitry connected to a power input terminal of the load circuitry, step-up circuitry connected to a power output terminal of the load circuitry, and a processor configured to obtain a first power loss value while distributing the power from the battery to an electrical component through an operation of the step-down circuitry and the step-up circuitry, obtain a second power loss value during power distribution while distributing the power from the battery to the electrical component, and control the power from the battery to be distributed to the electrical component through the step-up circuitry and the step-down circuitry or control the power from the battery to be distributed to the electrical component.