Magnetic Latching Mechanism for Mobile Device Docking
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Solution Overview
Problem
Traditional docking systems for mobile computing devices require mechanical connectors that strain the connector structure, restrict device form factor, and necessitate precise alignment, making it challenging to accommodate smaller device sizes and efficient power/data transfer.
Innovation Solution
The implementation of a 'connector-less' system using inductive or conductive signal paths between mobile computing devices and docking stations, enabling power and data transfer without external connectors, and allowing multiple orientations and retention through magnetic clasping.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional mechanical connectors are used for docking, then reliable electrical connection is achieved, but the connector structure experiences strain and mechanical stress during repeated mating and removal
Solution Approach 1:
The patent replaces traditional mechanical connectors with a magnetic connector system that uses magnetic attraction forces for both electrical connection and mechanical retention. The magnetic connector includes a first magnetic component in the mobile device and a second magnetic component in the accessory device, eliminating the need for strain-prone mechanical plug-and-socket interfaces while maintaining reliable electrical connectivity.
Solution Approach 2:
The patent changes the fundamental connection parameter from mechanical interlocking to magnetic field interaction. By utilizing magnetic field strength and polarity orientation, the system achieves both electrical connection and mechanical retention without the physical strain associated with traditional connectors, allowing for repeated mating and removal without degrading connector strength.
2Reliability
If traditional mechanical connectors are used, then stable electrical connection is achieved, but the device form factor is restricted and thickness cannot be reduced
Solution Approach 1:
The magnetic connector system replaces bulky mechanical connectors with compact magnetic components that can be integrated into thinner device profiles. The magnetic components generate sufficient attraction force through magnetic field interaction without requiring the depth and complexity of traditional mechanical connector structures, enabling reduced device thickness while maintaining connection stability.
3Strength
If traditional mechanical connectors are used, then secure retention is achieved, but precise alignment is required during mating
Solution Approach 1:
The patent utilizes magnetic field properties where the attractive force naturally guides and centers the connector components during approach. The magnetic field creates a self-aligning effect that draws the first and second magnetic components into proper alignment without requiring precise manual positioning or complex alignment features, reducing manufacturing precision requirements while maintaining secure retention.
4Use of energy by moving object
If traditional mechanical connectors are used, then power and data transfer is enabled, but the connector structure and elements are strained during repeated use
Solution Approach 1:
By replacing the mechanical connector system with a magnetic connector system, the patent eliminates the physical wear and strain that occurs during repeated plugging and unplugging of traditional connectors. The magnetic components can be mated and separated numerous times without degrading the connection mechanism, significantly extending the operational lifespan while maintaining full power and data transfer capabilities through the magnetic connection interface.
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
This solution eliminates the need for precise alignment and mechanical stress, allows for thinner device designs, and enables efficient power and data transfer while allowing devices to be oriented and retained in various positions, enhancing usability and compatibility.
Implementation Method 1
at least one of the mobile computing device or accessory device includes a magnetic component to retain the other of the mobile computing device or accessory device
Implementation Method 2
to repel the other of the mobile computing device or accessory device from being retained in any orientation other than the plurality of discrete positions
Data Source
AI summary
A mobile computing device and an accessory device are individually equipped with features and components that enable magnetic coupling of the two devices. Specific embodiments provide for the use of one or more horseshoe magnets for use in the magnetic coupling mechanisms. As an addition or alternative, electromagnetic coupling may be used to selectively maintain and/or orient the two devices in a mated position.