Wireless Charging Docking Station Using Coils for Secure Data Transfer
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Solution Overview
Problem
Current docking stations with wireless charging and data transmission capabilities face issues with eavesdropping security, as unauthorized access to the same WLAN network can intercept data transmissions, and existing solutions require additional hardware to mitigate interference and ensure security.
Innovation Solution
A docking station design that utilizes dual-function charging coils for both wireless charging and secure data transmission, where the charging coils act as antennas to transmit data securely over short distances without relying on external radio networks, ensuring eavesdropping security without additional devices.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If WLAN is used for data transmission between docking station and mobile device, then wireless data transmission is enabled, but eavesdropping security deteriorates
Solution Approach 1:
The patent combines wireless charging and data transmission functions into a single electromagnetic coupling system. The charging coils serve dual purposes: transferring power and transmitting data through the same electromagnetic field, eliminating the need for separate WLAN communication channels and thereby preventing eavesdropping attacks.
Solution Approach 2:
The charging coils are designed to perform multiple functions simultaneously - both wireless power transfer and secure data communication. This multi-functionality allows the system to achieve wireless connectivity without relying on vulnerable WLAN infrastructure, as the same electromagnetic coupling used for charging inherently provides secure data transmission.
2Reliability
If additional devices are added to mitigate interference and ensure security, then eavesdropping security is improved, but device complexity increases
Solution Approach 1:
The patent merges the functions of power transfer and data communication into a single electromagnetic coupling system, eliminating the need for additional security devices or separate communication hardware. This integration reduces device complexity while maintaining security.
Solution Approach 2:
The charging coils are designed to perform multiple functions simultaneously - both wireless power transfer and secure data communication. This multi-functionality allows the system to achieve wireless connectivity without relying on vulnerable WLAN infrastructure, as the same electromagnetic coupling used for charging inherently provides secure data transmission.
3Device complexity
If charging coils are used for both wireless charging and data transmission, then device complexity is reduced, but data transmission distance is limited
Solution Approach 1:
The patent combines wireless charging and data transmission functions into a single electromagnetic coupling system. The charging coils serve dual purposes: transferring power and transmitting data through the same electromagnetic field, eliminating the need for separate WLAN communication channels and thereby preventing eavesdropping attacks.
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 secure wireless charging and data transmission between the docking station and mobile device, preventing unauthorized eavesdropping by using the charging coils as secure data transmission antennas, maintaining data integrity and security over distances up to five meters.
Implementation Method 1
at least one first charging coil (12) in a housing (11), by means of which a battery (31) of a dockable mobile device (3) can be charged by means of at least one second charging coil (30)
Implementation Method 2
the charging coils act as antennas to transmit data securely over short distances
Data Source
AI summary
A docking station comprises a computing unit and a charging system connected via a data connection. The charging system has a first charging coil in a housing such that a battery of a mobile device can be charged by a second charging coil while at the same time data can be transferred between the mobile device and the computing unit and to at least one peripheral device, whereby an increased protection against eavesdropping results without the use of additional devices. This is achieved in that the first and second charging coils are designed and connected such that the charging coils are actuated by the computing unit and by a mobile device electronic system such that data to be transferred is transmitted between the mobile device and the docking station via alternating fields, which are generated and received in the first and second charging coils, in the near-field region in an interference-free and eavesdropping-secured manner.