Dual-Detector Intrusion System Sensor Alignment
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Solution Overview
Problem
Existing intrusion detection systems, particularly those using passive motion detectors like PIR sensors, face challenges in verifying correct sensor orientation during installation due to the lack of accessible visual output, leading to cumbersome configuration processes and potential misalignment with camera-monitored areas.
Innovation Solution
A dual-detector capacity intrusion detection system that includes a processor, memory, and computer program instructions for receiving passive motion detection indications, capturing images, and superimposing virtual sensor sensitivity beams onto images, allowing technicians to verify sensor alignment and orientation remotely through a user-friendly interface.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If passive motion detection sensors are used for intrusion detection, then motion detection capability is improved, but verification of sensor orientation becomes difficult and cumbersome
Solution Approach 1:
The system provides real-time visual feedback by superimposing virtual sensitivity beams onto captured images, allowing technicians to immediately verify sensor orientation and alignment without manual inspection or complex setup procedures
Solution Approach 2:
The patent creates a visual copy of the sensor's detection coverage by rendering virtual sensitivity beams that replicate the sensor's field of view on the image, enabling indirect observation of the invisible infrared detection zones
2Reliability
If combinations of cameras and passive motion detectors are used, then detection reliability is improved, but alignment between camera and sensor areas becomes problematic
Solution Approach 1:
The system provides real-time visual feedback by superimposing virtual sensitivity beams onto captured images, allowing technicians to immediately verify sensor orientation and alignment without manual inspection or complex setup procedures
Solution Approach 2:
The patent overlays a virtual visual layer (sensitivity beams) onto the physical image layer, creating a composite view that displays both camera footage and sensor coverage zones simultaneously, enabling alignment verification in a unified interface
3Adaptability or versatility
If central monitoring facility is used for visual output, then remote monitoring capability is improved, but technician accessibility during installation is lost
Solution Approach 1:
The system serves itself by automatically capturing images, processing them, and displaying them locally on the device's screen without requiring connection to a central monitoring facility, enabling technicians to independently verify installation
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 reliability of intrusion detection by providing real-time visual feedback for correct sensor orientation and alignment, ensuring comprehensive monitoring coverage and improving installation efficiency.
Implementation Method 1
passive motion detection sensor being operable for continuously monitoring at least a first portion of the given area and for passively detecting motion in the at least the first portion of the given area
Data Source
AI summary
A method for automatically orienting passive motion detection sensors in a given area, the method including capturing an image of at least a first portion of the given area, and responsive to capturing of an image of the first portion of the given area, superimposing, onto the image, a multiplicity of virtual passive sensor sensitivity beams virtually originating from at least one passive motion detection sensor, the at least one passive motion detection sensor being operable for passively detecting motion in at least a second portion of the given area, the sensitivity beams demarcating the second portion of the given area, thereby enabling ascertaining a measure of overlap between the first and second portions of the given area.