Detachable Mirror-Mounted Electronic Unit for Vehicle Integration

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Solution Overview

Problem

Current motor vehicle systems require multiple devices for various functions, leading to space and cost inefficiencies, and existing solutions restrict operability due to placement constraints.

Innovation Solution

An electronic unit with a display and integrated camera is mounted in the conventional interior mirror position, offering a universal mount adaptable to various devices, with power supply, connectivity options, and software adjustments for brightness and functionality, enabling multiple functions like navigation, phone, and on-board computer capabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If multiple separate devices are used for navigation, display, and camera functions, then each function can be performed reliably, but the device complexity and space requirements increase

Engineering Contradiction:
Improvefunction performanceVSAvoidnumber of devices
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines navigation display, camera, and control functions into a single electronic device mounted on the interior mirror. This merging eliminates the need for separate devices while maintaining all required functions, directly resolving the contradiction between reliability and device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The electronic device serves multiple functions simultaneously: it acts as a navigation display, integrates a camera for recording, and provides control interfaces. This multi-functionality allows a single device to replace multiple specialized devices, reducing overall system complexity while preserving functional reliability.

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

2Reliability

If the electronic device is mounted on the dashboard or center console, then it has stable power supply and connectivity, but the operability of gear shift lever, handbrake, and control buttons is restricted

Engineering Contradiction:
Improvepower supply stabilityVSAvoiddriver accessibility
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent positions the electronic device partially in the driver's field of view on the interior mirror, providing just enough visibility and accessibility for safe operation without completely blocking the view or restricting physical access to essential controls. This partial positioning resolves the contradiction between stable mounting and operational ease.

Inventive Principle:
Principle #16Partial or excessive action

3Adaptability or versatility

If a conventional interior mirror is used, then the driver has a clear view of the vehicle interior, but additional functions like navigation and camera integration are not available

Engineering Contradiction:
Improvefunctional capabilitiesVSAvoidsystem integration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent merges the conventional interior mirror function with an electronic device that provides navigation, camera, and display capabilities. The mirror and electronic components are integrated into a single unit, maintaining the original mirror function while adding versatility without requiring separate mounting locations.

Inventive Principle:
Principle #5Merging (Combining)

4Reliability

If the electronic device is permanently fixed in the vehicle, then it provides consistent functionality, but it cannot be used outside the vehicle and requires additional space

Engineering Contradiction:
Improvefunctional consistencyVSAvoidusage flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The patent designs the electronic device as a separable unit that can be detached from the vehicle's interior mirror mounting. This segmentation allows the device to be used both within the vehicle for consistent navigation and camera functions and outside the vehicle for portable use, resolving the contradiction between functional consistency and usage flexibility.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP3380364B1Motor vehicle comprising an electronic device
Publication Date: 2020.02.19 MAGNA MIRRORS HLDG

AI summary

Disclosed is a motor vehicle comprising an electronic unit that includes a display and an integrated camera; the electronic unit is at least removably mounted in the motor vehicle in such a way that the camera can capture an area located behind the electronic unit in the direction of travel, said area corresponding essentially to the area visible in a conventional interior rear view mirror; the area captured by the camera can be displayed on the display of the electronic unit.