Electronic Rearview Mirror Owner Detection for Controlled Communication

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Solution Overview

Problem

Existing rearview mirrors with communication functions are vulnerable to unauthorized use, leading to harassment of vehicle owners and increased costs due to additional mobile communication modules.

Innovation Solution

A method for detecting a target pedestrian around a vehicle using cameras to monitor and track trajectories, calculate similarities with preset trajectories, and notify the vehicle owner, allowing them to initiate communication through integrated communication modules.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a communication button is exposed on the rearview mirror for unauthorized use, then communication function is available, but harassment of vehicle owner occurs

Engineering Contradiction:
Improvecommunication availabilityVSAvoidharassment
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The system performs preliminary detection of the pedestrian's identity and trajectory before enabling communication. The control unit determines whether the detected pedestrian is the vehicle owner based on trajectory analysis, and only then activates the communication function. This preliminary verification prevents unauthorized access while maintaining communication availability for legitimate users.

Inventive Principle:
Principle #10Preliminary action

2Adaptability or versatility

If a mobile communication module is additionally mounted for communication function, then communication capability is provided, but vehicle cost increases

Engineering Contradiction:
Improvecommunication capabilityVSAvoidvehicle cost
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The rearview mirror integrates multiple functions including communication, pedestrian detection, trajectory analysis, and owner verification within a single device. By making the rearview mirror multi-functional, the patent avoids the need for separate additional communication modules, thereby providing communication capability without increasing vehicle cost.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Ease of operation

If communication initiative is given to any pedestrian, then communication is easily initiated, but vehicle owner loses control

Engineering Contradiction:
Improvecommunication initiationVSAvoidloss of control
Core Design Contradiction:
Ease of operationVSObject-generated harmful factors

Solution Approach 1:

The system implements feedback control by continuously monitoring pedestrian trajectories and comparing them against expected patterns. The control unit receives trajectory data, determines whether the pedestrian is the vehicle owner based on this feedback, and dynamically controls the communication function accordingly. This feedback mechanism ensures the vehicle owner maintains control over communication initiation.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12583386B2Method for detecting target pedestrian around vehicle, method for moving vehicle, and device
Publication Date: 2026.03.24 HUIZHOU DESAY SV AUTOMOTIVE
  • US12583386B2 patent drawing
  • US12583386B2 patent drawing
  • US12583386B2 patent drawing

AI summary

A method for detecting a target pedestrian around a vehicle, a method for moving a vehicle, and a device are applied to an automobile electronic product. The method includes the following steps: monitoring a monitor area of a current vehicle in real time and acquiring a target trajectory; judging whether there is the target pedestrian in the monitor area according to the target trajectory, where if a judged result is true, there being the target pedestrian in the monitor area; and otherwise, performing no processing. According to the present application, the method for detecting a target pedestrian around a vehicle includes the following steps: judging whether there is a target vehicle owner around the vehicle; informing the vehicle owner; and then selecting, by the vehicle owner, whether a vehicle communication module is connected for communication. A first level communication initiative is mastered on an electronic rearview mirror, so that the problem that the vehicle owner is harassed is avoided.