Wireless Charger Presence Detection for Vehicle Control Handover
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Solution Overview
Problem
Current short-range wireless communication technologies in public safety vehicles cannot differentiate between portable communication devices inside and outside the vehicle, leading to cumbersome manual control transfers, especially during rapid entry and exit during mission-critical operations.
Innovation Solution
A method and system that utilize a wireless charger to detect the presence of a portable communication device within the vehicle, establish a short-range wireless connection with the vehicle control head, and send a message to transfer control, ensuring seamless channel selection and operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If short-range wireless communication is used to enable vehicle control head to control portable communication devices, then wireless connectivity and control capability are improved, but the system cannot differentiate between devices inside and outside the vehicle, leading to unauthorized control
Solution Approach 1:
A wireless charger is introduced as an intermediary device to detect the presence of portable communication devices within the vehicle. The wireless charger communicates with the vehicle control head to provide presence information, enabling the system to determine whether a device is authorized for control before allowing wireless control operations.
2Reliability
If manual transfer of control is implemented from portable device to vehicle control head, then control authorization is improved, but the process becomes cumbersome and time-consuming during rapid vehicle access
Solution Approach 1:
The wireless charger continuously monitors and detects the presence of portable communication devices in advance. When a device enters the vehicle, the wireless charger immediately identifies it and communicates the presence information to the vehicle control head, enabling automatic control transfer without requiring manual user actions.
Solution Approach 2:
The system performs automatic control transfer based on presence detection data from the wireless charger. The vehicle control head autonomously determines whether to transfer control to the portable device based on the wireless charger's presence information, eliminating the need for manual user intervention in the control transfer process.
3Productivity
If automatic control transfer based on presence detection is implemented, then operational efficiency is improved, but additional detection infrastructure is required
Solution Approach 1:
The wireless charger serves multiple functions: it provides wireless power charging to portable devices and simultaneously detects the presence of these devices for the vehicle control head. This multi-functionality eliminates the need for separate detection infrastructure, as the wireless charger's detection capability is leveraged for presence determination.
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 automatic and secure transfer of control between portable devices and the vehicle control head, enhancing operational efficiency and safety by preventing unauthorized control changes during rapid vehicle access.
Implementation Method 1
a wireless charger to detect presence within the vehicle
Data Source
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AI summary
A system and method to detect the presence of a portable communication device in a vehicle. In one exemplary embodiment, the method includes detecting, with an electronic processor of the portable communication device, that the portable communication device is receiving wireless power from a wireless charger located in the vehicle. The method further includes establishing a short-range wireless connection between the portable communication device and a vehicle control head. The method further includes sending a message from the portable communication device to the vehicle control head to transfer control of the portable communication device to the vehicle control head.