Wireless Charging Display System for Multi-Device Power Transfer
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Solution Overview
Problem
The miniaturization of consumer electronic devices has outpaced the development of battery technologies, leading to frequent recharging needs and inconvenient charging processes, especially for multiple devices that require separate chargers and proximity to a personal computer for charging and interaction.
Innovation Solution
A wireless charging display system that senses and identifies devices, transmits power wirelessly, and provides a user interface for charging and data transfer without the need for physical connectors, allowing multiple devices to be charged from a central location and enabling interaction without a personal computer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If multiple separate chargers are used for different devices, then each device can be charged, but the device complexity and space requirements increase
Solution Approach 1:
The charging display system incorporates multiple charging elements (inductive coils, light-based elements) that can charge different types of devices simultaneously through a single unified platform. The system can identify device types and activate appropriate charging elements, eliminating the need for multiple separate chargers while maintaining compatibility across device types.
Solution Approach 2:
The system combines multiple charging technologies (inductive charging, light-based charging) and multiple device charging capabilities into a single integrated charging display system. This merging approach allows simultaneous charging of multiple devices with different power requirements through one centralized unit.
2Ease of operation
If devices are distributed throughout the home for charging, then charging accessibility is improved, but user convenience and coordination decrease
Solution Approach 1:
The system consolidates multiple distributed charging locations into a single centralized charging display system. Users can charge multiple devices at one location rather than moving devices between different charging points throughout the home, eliminating coordination time while maintaining ease of access.
Solution Approach 2:
The system automatically identifies devices placed on the charging surface and initiates appropriate charging without user intervention. The automatic device identification and charging initiation eliminates the time users would spend coordinating and managing multiple chargers manually.
3Volume of moving object
If smaller displays are used in miniaturized devices, then device size is reduced, but the ability to present status information decreases
Solution Approach 1:
The system moves the display function from the small portable device to a larger external charging display system. The charging display provides a larger presentation area that can show detailed status information for multiple devices simultaneously, compensating for the small displays in the miniaturized devices themselves.
Solution Approach 2:
The charging display acts as an intermediary between the miniaturized devices and the user. It receives status information from the small devices and presents it in an enlarged, more visible format on the charging display surface, allowing users to view detailed status information without needing larger displays on the portable devices.
4Reliability
If connectors are required for charging, then power transfer is reliable, but user convenience and charging speed decrease
Solution Approach 1:
The system replaces mechanical connector-based charging with contactless charging technologies including inductive charging (using electromagnetic fields) and light-based charging (using photovoltaic elements). These wireless methods eliminate the need for physical plugging and unplugging of connectors while maintaining reliable power transfer.
Solution Approach 2:
The system prepares charging elements in advance and automatically initiates charging when a device is placed on the charging surface. The pre-positioned charging elements and automatic device identification enable immediate power transfer without the time required to locate and connect appropriate connectors.
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 convenient, centralized charging of multiple devices and enhances user interaction by providing a wireless power transmission and data transfer solution, reducing the complexity of charging and improving usability for small-scale devices.
Implementation Method 1
A power signal generator circuit is provided that generates a power signal that travels through the contact surface
Implementation Method 2
A power receiving element has a photovoltaic element that converts light into power that can be stored in a battery of the rechargeable device
Data Source
AI summary
A charging display system and method for operating a display system are provided with the method comprising sensing the presence of a wirelessly rechargeable device proximate to or on a surface through which a presentation area of a display can present image information; identifying a type of the wirelessly rechargeable device; obtaining device representation having features that are related to a portion of the presentation area that can be occupied by the presence of the identified type of rechargeable device; determining a position and orientation of the rechargeable device proximate to or on the surface; and segmenting the presentation area into a wirelessly rechargeable device portion and a graphic presentation portion outside of the determined of the rechargeable device portion. A wireless power signal is transmitted through the rechargeable device portion and graphic information related to the rechargeable device is displayed in the graphic presentation portion.