Wireless Charging Grid With Bidirectional Power Feedback

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

There is a growing need for efficient wireless powering solutions for devices where cable-based charging is not feasible, particularly due to battery depletion and replacement issues in mobile computing and wearables.

Innovation Solution

A wireless charging system comprising power chargers that transfer energy to receivers, which convert it into electrical energy and direct it to electronic devices, with bidirectional communication capabilities between chargers and receivers, enabling efficient power management and distribution within a wireless power grid.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If wireless energy transfer is implemented to enable cable-free charging, then ease of operation and adaptability are improved, but device complexity and energy loss increase

Engineering Contradiction:
Improvecable-free chargingVSAvoidsystem complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The wireless charging system is divided into separate functional modules: power chargers for energy transmission, power receivers for energy conversion, and electronic devices for power consumption. This segmentation allows each component to be optimized independently while maintaining overall system simplicity and reducing the complexity burden on individual devices.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Power receivers serve as intermediary devices between the wireless power transmission field and electronic devices. They convert wireless energy to electrical energy and provide bidirectional communication, acting as a mediator that simplifies the interface between the complex wireless power grid and standard electronic devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If wireless energy transfer is used to enable mobile charging, then adaptability is improved, but energy loss during transmission increases

Engineering Contradiction:
Improvemobile charging capabilityVSAvoidwireless transmission loss
Core Design Contradiction:
Adaptability or versatilityVSLoss of energy

Solution Approach 1:

Bidirectional communication between power chargers, power receivers, and electronic devices enables real-time feedback on power consumption, battery status, and transmission efficiency. This feedback mechanism allows the system to dynamically adjust transmission parameters to minimize energy loss while maintaining adaptability for mobile charging scenarios.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system can dynamically change transmission parameters such as power frequency, amplitude, and beam direction based on real-time conditions. This allows optimization of energy transfer efficiency for different mobile charging scenarios while maintaining adaptability to various device types and power requirements.

Inventive Principle:
Principle #35Parameter changes

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

This solution provides a reliable and efficient method for charging electronic devices wirelessly, overcoming the limitations of traditional cable-based charging and enabling continuous power delivery to devices on the move.

Implementation Method 1

one or more power chargers configured to transfer wireless energy from the wireless charging system to one or more power receivers

Methodology Applied
Scientific EffectElectromagnetic radiation: Electromagnetic Induction

Implementation Method 2

each power receiver configured to receive the wireless energy, convert the wireless energy into electrical energy

Methodology Applied
Scientific EffectElectromagnetic energy conversion: Electromagnetic Induction

Data Source

PatentUS20240421636A1Networked wireless charging system
Publication Date: 2024.12.19 WIRELESS ELECTRICAL GRID LAN WIGL INC

AI summary

A wireless charging system having one or more power chargers configured to transfer wireless energy from the wireless charging system to one or more power receivers wherein each power receiver configured to receive the wireless energy, convert the wireless energy into electrical energy; and direct at least a portion of the electrical energy directly or indirectly to an electronic device; wherein at least one power charger is configured for bidirectional electronic communication with at least one power receiver; and/or wherein two or more of the power chargers are configured for bidirectional electronic communication with each other.