Wireless Charging Position Correction via Vibration Motors
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Solution Overview
Problem
Users face difficulties in accurately determining and correcting the position of electronic devices during wireless charging, leading to inefficient charging due to varying placement positions.
Innovation Solution
An electronic device equipped with a processor and vibration motors that determines the necessity of position correction and automatically adjusts its position by controlling the motors to optimize charging efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the electronic device is placed on a charging pad for wireless charging, then charging can be performed automatically, but charging efficiency varies due to placement position
Solution Approach 1:
The electronic device automatically detects its own placement position using sensors and self-corrects by controlling vibration motors to adjust its position, eliminating the need for user intervention and ensuring optimal charging efficiency
Solution Approach 2:
The system continuously monitors placement position through sensors and provides feedback to the control unit, which adjusts the device position based on detected deviations from the optimal charging position, creating a closed-loop control system
2Measurement precision
If a user manually corrects the position of the electronic device, then placement accuracy can be improved, but it is difficult for the user to identify whether the device is accurately placed
Solution Approach 1:
The electronic device autonomously detects placement position and performs self-correction through vibration motors, completely eliminating the need for manual user intervention and solving the problem of users being unable to accurately judge placement position
Solution Approach 2:
The system replaces manual mechanical adjustment by the user with an automated control system that uses sensors to detect position and vibration motors to execute corrections, transforming a manual operation into an automated process
3Productivity
If the electronic device automatically corrects its position using vibration motors, then charging efficiency is optimized, but device complexity increases
Solution Approach 1:
The vibration motors serve dual functions: providing haptic feedback to the user and executing position correction movements, reducing the need for separate components and minimizing overall device complexity while maintaining automated position correction capability
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
Ensures accurate placement of the electronic device for enhanced wireless charging efficiency by automatically correcting its position based on current and magnetic field measurements, improving charging performance without user intervention.
Implementation Method 1
When it is determined that position correction is necessary, the electronic device may notify a user that the position correction is necessary, and/or may move to an optimum position by driving the vibration motor
Data Source
AI summary
An electronic device is provided. The electronic device includes at least one vibration motor, and a processor configured to determine whether to correct a position of the electronic device and to control driving of the at least one vibration motor according to a result of the determination on the position correction.