Smart Cart Charging Control for Notebook Availability

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Solution Overview

Problem

Managing multiple notebook type information handling systems in organizations, such as education facilities, is challenging due to the lack of efficient solutions for security authentication, asset tracking, charge status identification, and optimized charging control.

Innovation Solution

A smart cart system that provides security authentication, automatic asset tracking, charge status identification, network access for patch updates, and charging control to optimize system availability and prevent AC input circuit overload, featuring a charge controller, smart cart control center, and a carousel docking system with software management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple notebook type information handling systems are managed using traditional notebook carts, then basic storage and recharging functionality is provided, but security authentication, asset tracking, and optimized charging control are lacking

Engineering Contradiction:
Improvesystem availabilityVSAvoidmanagement system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The smart cart system enables automated self-service functionality through embedded controllers that automatically authenticate users via RFID cards, track assets through integrated sensors, monitor charge status of notebooks, and manage power distribution without human intervention. This automation resolves the contradiction by providing reliable system availability while reducing the operational complexity burden on users.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements continuous feedback loops where controllers monitor notebook charge status, power consumption patterns, and system availability, then automatically adjust power distribution and charging parameters. This feedback mechanism ensures optimal system reliability while maintaining manageable complexity through intelligent automated control rather than manual management.

Inventive Principle:
Principle #23Feedback

2Reliability

If charging control is implemented to optimize system availability, then notebook readiness is improved, but risk of AC input circuit overload increases

Engineering Contradiction:
Improvenotebook availabilityVSAvoidcircuit overload risk
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The charge controller implements partial charging strategies by providing power to only the necessary number of notebooks based on current system availability requirements and power capacity. Rather than charging all notebooks simultaneously, the system dynamically adjusts the number and priority of devices receiving power, ensuring notebook availability needs are met while preventing AC circuit overload.

Inventive Principle:
Principle #16Partial or excessive action

Solution Approach 2:

The charging system dynamically adjusts power distribution based on real-time conditions including AC input capacity, notebook battery status, and priority requirements. The controller continuously modifies charging parameters and power allocation to optimize notebook availability while adapting to changing power capacity conditions, thereby preventing circuit overload while maintaining system reliability.

Inventive Principle:
Principle #15Dynamics

3Productivity

If automated management functions are added to the smart cart, then management efficiency is improved, but device complexity increases

Engineering Contradiction:
Improvemanagement efficiencyVSAvoidsmart cart system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The smart cart controller serves multiple functions including security authentication, asset tracking, charge status monitoring, power distribution control, and system management all through a single integrated control system. This multi-functionality approach improves management efficiency by consolidating multiple management tasks into one automated system while managing complexity through integration rather than separate independent systems.

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

Solution Approach 2:

The system merges security authentication, asset tracking, charging control, and management functions into a unified smart cart platform with centralized control. By combining these previously separate management functions into one integrated system, the patent improves overall management efficiency while containing complexity through consolidation and standardized control architecture.

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS8373383B2Smart cart to automatically manage portable information handling systems
Publication Date: 2013.02.12 DELL PROD LP
  • US8373383B2 patent drawing
  • US8373383B2 patent drawing
  • US8373383B2 patent drawing

AI summary

A smart cart for automatically managing a plurality of information handling systems. The system provides a plurality of functions. For example, in certain embodiments, the system provides one or more of security authentication for distributing the notebooks, automatic asset tracking functionality; identification of notebook charge status; provides identification of asset information (e.g., an asset tag number, a serial number or a computer name); network access to push patch updates at night when units are not in use; and charging control to optimize system availability and prevent AC input circuit overload.