Wireless Charging Station with Display for Mobile Device Service Access

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Solution Overview

Problem

Users are limited in their ability to utilize mobile device services during charging periods due to inconvenience factors such as short power cords, unsuitable charging locations, and preference for other devices, resulting in underutilization of mobile device capabilities.

Innovation Solution

A charging station with a wireless charging pad and display that allows users to access mobile device services while charging, enabling cordless charging and wireless communication to link with the mobile device, thereby extending usability in various settings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a power cord is used to connect the mobile device to a power outlet, then the device can be charged, but the user cannot comfortably use the device due to the short cord length

Engineering Contradiction:
Improvedevice usability during chargingVSAvoidpower cord length
Core Design Contradiction:
Ease of operationVSLength of moving object

Solution Approach 1:

The invention extracts the power cord from the charging system by implementing wireless charging technology. The charging station uses electromagnetic fields to transfer power to the mobile device without requiring a physical connection, thereby eliminating the constraint of short power cords and enabling comfortable device usage during charging.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention introduces an electromagnetic field as an intermediary between the power source and the mobile device. The charging station generates an electromagnetic field that inductively couples with the device's receiving coil, enabling power transfer without direct electrical contact and thus removing the need for a power cord.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If the power outlet is located in a high traffic area or noisy location, then the device can be charged, but the user cannot comfortably use the device due to location constraints

Engineering Contradiction:
Improvedevice usability during chargingVSAvoidcharging location flexibility
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The invention extracts the charging functionality from fixed power outlets by implementing wireless charging through dedicated charging stations placed in convenient locations. This allows users to charge devices in bedrooms, living rooms, or offices without being constrained by the location of wall outlets, thereby improving charging location flexibility and device usability.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The invention enables dynamic placement of charging stations in various locations throughout the home or office. Unlike fixed power outlets, wireless charging stations can be positioned anywhere with electrical access, allowing users to adapt charging locations to their specific needs and environments, thus improving ease of operation.

Inventive Principle:
Principle #15Dynamics

3Productivity

If the mobile device is used in a location with convenient communication options, then the user prefers to use other devices, but the mobile device cannot be utilized during charging periods

Engineering Contradiction:
Improvemobile device service utilizationVSAvoidcharging period downtime
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The invention enables continuous useful action by allowing the mobile device to remain operational during charging periods. The wireless charging system provides power while the device is in use, eliminating idle time and ensuring continuous productivity. Users can make calls, send messages, or access services without interruption even while the device is charging.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The charging station serves multiple functions: it provides wireless power charging while simultaneously allowing the mobile device to be used for communication services. This multi-functionality resolves the contradiction by enabling both charging and device usage during the same time period, thereby increasing overall service utilization and eliminating lost productivity time.

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

4Ease of operation

If a wireless charging pad is implemented, then cordless charging and wireless communication are enabled, but the device may not be securely positioned on the charging pad

Engineering Contradiction:
Improvecordless charging convenienceVSAvoiddevice positioning stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The invention uses a curved or contoured charging pad surface that conforms to the back of the mobile device. This curvature creates a natural cradle effect that holds the device securely in place while maintaining contact with the wireless charging coil, thus ensuring both cordless charging convenience and device positioning stability.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The charging pad incorporates preliminary positioning features such as raised edges, recesses, or magnetic elements that guide and secure the device in the correct position before charging begins. This preliminary action ensures the device is properly positioned for reliable wireless power transfer while maintaining ease of operation.

Inventive Principle:
Principle #10Preliminary action

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

Enables users to access and utilize mobile device services during charging, enhancing data access and convenience by providing a larger display for information presentation and integrating services from both the mobile device and nearby devices, thus increasing the usability of mobile devices in home or business environments.

Implementation Method 1

A charging station with a wireless charging pad... enabling cordless charging

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentEP2304860B1Charging station for mobile devices that allows access to device services
Publication Date: 2018.03.07 T MOBILE US INC
  • EP2304860B1 patent drawingFigure 1
  • EP2304860B1 patent drawingFigure 2
  • EP2304860B1 patent drawingFigure 3

AI summary

A charging station for mobile devices that allows a user to access mobile device services while a mobile device is contacting a charging pad or is otherwise being charged at the charging station. The charging station includes a charging pad where a mobile device is placed to initiate automatic charging without having to connect the mobile device to a charging cable. The charging station also includes a display and communication components for wirelessly linking the charging station with the mobile device. When the mobile device is within proximity of the charging station, the charging station establishes a connection with the mobile device to allow the services offered by the mobile device to be accessed via the charging station. The display on the charging station may be larger than the display of the mobile device or may be configured with different dimensions than the display on the mobile device.