Configurable Charging Ports With Dynamic Power Allocation

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Solution Overview

Problem

Existing charging devices lack the ability to efficiently and flexibly manage power distribution across multiple output ports, failing to optimize charging power for diverse devices with varying requirements.

Innovation Solution

A battery-powered charging device with a controller that configures output ports based on user input, power budget, and device parameters, utilizing a power matrix circuit to distribute power dynamically among USB-A and USB-C ports.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a charging device provides fixed power output to each port, then the device structure is simple, but it cannot optimize charging power for diverse devices with varying requirements

Engineering Contradiction:
Improvecharging power optimizationVSAvoidpower distribution management
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The charging device dynamically adjusts power output for each port based on real-time device detection and user preferences. The controller continuously monitors connected devices and reconfigures power distribution accordingly, transforming a static power delivery system into an adaptive one that responds to changing conditions

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements feedback mechanisms by detecting device parameters (such as power requirements and charging status) and using this information to adjust power allocation. The controller receives feedback from connected devices and modifies power output to optimize charging efficiency while preventing overheating or power waste

Inventive Principle:
Principle #23Feedback

2Productivity

If the charging device dynamically adjusts power output for each port, then charging optimization is achieved, but the control system complexity increases

Engineering Contradiction:
Improvecharging efficiencyVSAvoidcontroller configuration
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The charging device performs self-configuration by automatically detecting connected devices and determining optimal power allocation without requiring manual user intervention. The controller autonomously analyzes device requirements and adjusts power distribution, reducing the burden on users while maintaining high charging efficiency

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system changes operational parameters (power output levels) based on detected device characteristics and user preferences. By dynamically adjusting electrical parameters such as voltage and current for each port, the system optimizes charging performance across different device types and power requirements

Inventive Principle:
Principle #35Parameter changes

3Adaptability or versatility

If the charging device supports multiple device types with different power requirements, then versatility is improved, but power distribution management becomes more difficult

Engineering Contradiction:
Improvedevice compatibilityVSAvoidpower allocation
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The charging device is designed with universal compatibility to support multiple device types including smartphones, tablets, laptops, and other USB-powered devices. By implementing a unified power management system that can adapt to various device requirements, the device achieves multi-functionality without requiring separate charging solutions for different device categories

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS20250330015A1Systems and methods for a configurable charging device
Publication Date: 2025.10.23 MILWAUKEE ELECTRIC TOOL CORP
  • US20250330015A1 patent drawing
  • US20250330015A1 patent drawing
  • US20250330015A1 patent drawing

AI summary

Devices described herein include a battery-powered output device having a number of output ports, a power source, and a controller. The controller is configured to receive a user input indicating a desired configuration of the output ports. The controller is further configured to configure the output ports based on the received user input and a total power budget of the battery-powered power output device.