360-Degree Vehicle Threat Detection With Obstruction-Aware Stop Positioning

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Solution Overview

Problem

First responders face safety risks due to obstructed views from surrounding physical features when attempting to monitor areas around their vehicles for potential threats, as existing vehicle-based sensor systems struggle to detect threats from all directions effectively.

Innovation Solution

A 360-degree threat detection sensor system integrated with a vehicle that determines optimal stop locations to ensure unobstructed views of priority areas, using a combination of cameras, LiDAR, and radar to detect and classify potential threats, and adjusts the vehicle's position autonomously or through electronic indications to maintain clear fields of view.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a vehicle-based sensor system is used to monitor areas surrounding the vehicle, then threat detection capability is improved, but the field of view becomes obstructed by surrounding physical features such as trees, buildings, or other vehicles

Engineering Contradiction:
Improvethreat detection capabilityVSAvoidobstructed field of view
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system transitions from a single static monitoring point to multiple dynamic monitoring positions. By determining alternative vehicle stop locations that provide unobstructed views, the system adds the dimension of spatial relocation to overcome field of view obstructions, enabling comprehensive threat detection around the vehicle despite surrounding physical features

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Solution Approach 2:

The system performs preliminary determination of alternative stop locations before the actual monitoring task. By pre-calculating and identifying positions that provide unobstructed views of priority areas, the system ensures that threat detection can proceed without interruption from obstructions, maintaining reliable monitoring capability

Inventive Principle:
Principle #10Preliminary action

2Area of stationary object

If the vehicle is positioned to monitor multiple designated areas simultaneously, then monitoring coverage is improved, but it becomes difficult to identify a single parking location that allows unobstructed views of all areas

Engineering Contradiction:
Improvemonitoring coverageVSAvoiddifficulty of identifying optimal parking location
Core Design Contradiction:
Area of stationary objectVSDevice complexity

Solution Approach 1:

The system uses feedback from the sensor system to determine whether designated areas are fully visible from the current vehicle position. By continuously monitoring visibility conditions and comparing them against the requirement for unobstructed views of all priority areas, the system can identify whether the current location is optimal or if relocation is needed

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system transitions from a static parking location approach to a dynamic positioning strategy. By determining alternative stop locations based on real-time visibility requirements and allowing the vehicle to relocate to optimal positions, the system maintains comprehensive monitoring coverage while simplifying the identification of appropriate parking locations through automated analysis

Inventive Principle:
Principle #15Dynamics

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

Enhances the ability of first responders to detect and classify threats from all directions, reducing the risk of unsafe situations by ensuring continuous, unobstructed monitoring of high-priority areas around the vehicle.

Implementation Method 1

A 360-degree threat detection sensor system integrated with a vehicle that determines optimal stop locations to ensure unobstructed views of priority areas, using a combination of cameras, LiDAR, and radar to detect and classify potential threats

Methodology Applied
Scientific EffectLIDAR: LIDAR

Implementation Method 2

A 360-degree threat detection sensor system integrated with a vehicle that determines optimal stop locations to ensure unobstructed views of priority areas, using a combination of cameras, LiDAR, and radar to detect and classify potential threats

Methodology Applied
Scientific EffectRadar: Radar

Data Source

PatentUS11226624B2System and method for enabling a 360-degree threat detection sensor system to monitor an area of interest surrounding a vehicle
Publication Date: 2022.01.18 MOTOROLA SOLUTIONS INC
  • US11226624B2 patent drawing
  • US11226624B2 patent drawing
  • US11226624B2 patent drawing

AI summary

A process and system for enabling a 360-degree threat detection sensor system that is physically coupled to a vehicle to monitor an area of interest surrounding the vehicle. An electronic computing device selects an area of interest surrounding a vehicle stop location to be monitored by the sensor system. When the sensor system has an obstructed field-of-view of the area of interest, the electronic computing device determines a new vehicle stop location at which the sensor system has an unobstructed field-of-view of the area of interest when the vehicle is to be stopped at the new vehicle stop location. The electronic computing device then transmits an instruction to a target electronic device to provide an electronic indication identifying the new vehicle stop location to a registered occupant of the vehicle, or autonomously control the vehicle to stop at the new vehicle stop location.