Detachable Wireless Charging Clip for Thin Devices
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Solution Overview
Problem
There is a need for a wireless charging solution that can efficiently charge compact and ultra-thin auxiliary devices like smartphones without requiring integration into the computer, which could be costly and disruptive to workflow, and existing large battery chargers are not well-suited for these devices.
Innovation Solution
A detachable wireless charging clip with a charging coil, ferrite sheet, and charging circuitry that can be easily installed on an information handling system, using inductive power transfer and magnetic coupling for alignment and holding, allowing for flexible positioning and reduced bulk, with options for graphene construction and USB-C power circuits.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If wireless charging is integrated into the computer, then charging convenience is improved, but device complexity and cost increase
Solution Approach 1:
The wireless charging functionality is segmented from the main computer system and implemented as a separate, detachable clip accessory. This allows the charging feature to be added without modifying the computer's internal structure or increasing its complexity, while still providing convenient wireless charging capability when needed.
Solution Approach 2:
The wireless charging components (coil, circuitry) are extracted from the computer body and placed in a separate detachable clip. This extraction eliminates the need to integrate charging components into the computer's main structure, avoiding increased device complexity and cost while maintaining charging functionality.
2Quantity of substance
If large battery chargers are used, then charging capacity is improved, but portability and suitability for compact devices worsens
Solution Approach 1:
Instead of providing universal high-capacity charging for all devices, the clip is designed with a charging coil and circuitry optimized specifically for compact devices like smartphones. This localized optimization allows adequate charging capacity for the target device type while maintaining a compact form factor suitable for portability.
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 easy, efficient, and compact wireless charging of auxiliary devices without adding bulk to the computer, supporting both external device charging and potential internal battery charging, while maintaining user workflow convenience.
Implementation Method 1
charging circuitry configured supply inductive power to charge an auxiliary device
Implementation Method 2
using inductive power transfer and magnetic coupling for alignment and holding
Data Source
AI summary
A disclosed wireless charging clip for an information handling system includes a first surface comprising a charging coil, a ferrite sheet positioned below the first surface, mating elements to be coupled to respective mating elements of the information handling system when the charging clip is installed on the information handling system, charging circuitry configured supply inductive power to charge an auxiliary device when the device is placed on top of the first surface, and a connector through which input power is received from the information handling system when the charging clip is installed. The charging coil may include multiple graphene layers. The charging clip may include a second surface and a third surface including the connector through which input power is received from the information handling system. The mating elements may include magnets to align and hold the charging clip in position with respect to the information handling system.