Wireless Energy Distribution via Efficiency-Based Path Selection

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Solution Overview

Problem

In wireless charging technologies, efficiently distributing energy from multiple mobile devices acting as wireless energy sending devices to a single mobile device acting as a wireless energy receiving device is challenging, leading to energy loss and inefficiency.

Innovation Solution

A method and device that determine wireless energy transmission efficiencies between the receiving device and multiple sending devices, allowing for optimal energy distribution based on calculated efficiencies to minimize loss and maximize charging efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If energy is transmitted from multiple wireless energy sending devices to a single wireless energy receiving device without efficiency determination, then energy transmission can occur, but energy loss increases and charging efficiency decreases

Engineering Contradiction:
Improveenergy lossVSAvoidcharging efficiency
Core Design Contradiction:
Loss of energyVSProductivity

Solution Approach 1:

The patent determines wireless energy transmission efficiency as a key parameter before distributing energy from multiple sending devices. By calculating and comparing transmission efficiency parameters for each sending-receiving device pair, the system optimizes energy distribution to minimize energy loss and maximize charging efficiency.

Inventive Principle:
Principle #35Parameter changes

2Loss of energy

If energy is distributed equally from multiple wireless energy sending devices, then energy transmission is simple, but energy loss increases due to suboptimal transmission paths

Engineering Contradiction:
Improveenergy lossVSAvoidenergy distribution complexity
Core Design Contradiction:
Loss of energyVSDevice complexity

Solution Approach 1:

The patent implements a feedback mechanism where the wireless energy receiving device determines transmission efficiency from each sending device and provides this information back to control energy distribution. This feedback loop enables optimized energy routing that reduces energy loss while maintaining manageable system complexity through automated efficiency-based decision making.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10811911B2Wireless energy transmission method and wireless energy receiving device
Publication Date: 2020.10.20 BEIJING ZHIGU RUI TUO TECH
  • US10811911B2 patent drawing
  • US10811911B2 patent drawing
  • US10811911B2 patent drawing

AI summary

A wireless energy transmission method and a wireless energy receiving device are provided. A method includes determining wireless energy transmission efficiencies between the wireless energy receiving device and a plurality of wireless energy sending devices respectively, and receiving wireless energy transmission from the plurality of wireless energy sending devices according to the wireless energy transmission efficiencies. Energy requested or required by the wireless energy receiving device can be distributed to the plurality of wireless energy sending devices reasonably, thereby efficiently charging the wireless energy receiving device.