Security Camera with Rotational Housing and Dual PIR Threat Detection
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Solution Overview
Problem
Conventional security devices are unaesthetically appealing, have large form factors, and suboptimal audio and/or video characteristics, and fail to accurately warn of imminent threats such as intruders or unwelcome guests.
Innovation Solution
A security camera device with improved image, audio, and video capturing characteristics, incorporating a first housing with a camera, PIR sensor, and RADAR for motion detection, and a second housing with a loudspeaker, designed for aesthetically pleasing integration and enhanced threat detection capabilities.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Shape
If conventional security devices are used, then basic security monitoring is provided, but the devices are unaesthetically appealing and have large form factors
Solution Approach 1:
The patent combines multiple previously separate security functions (video camera, audio microphone, speaker, PIR motion sensor, and radar) into a single integrated security device. This consolidation achieves a more compact form factor while maintaining aesthetic appeal, resolving the contradiction between device size and functional completeness.
2Reliability
If conventional security devices are used, then basic monitoring is provided, but audio and video characteristics are suboptimal
Solution Approach 1:
The security device is designed with multi-functional capabilities, integrating video capture, audio recording, motion detection via PIR sensors, and radar-based detection into a single universal platform. This multi-functionality approach improves overall system reliability and detection accuracy without proportionally increasing structural complexity, as shared components and centralized processing are utilized.
3Measurement precision
If conventional security devices are used, then general monitoring is provided, but they fail to accurately warn of imminent threats
Solution Approach 1:
The device incorporates PIR motion sensors and radar that continuously monitor the environment for motion patterns and thermal signatures before actual intrusion occurs. This preliminary detection capability allows the system to identify potential threats in advance, improving measurement precision for threat detection while enabling energy-efficient operation by only activating full recording and alert functions when motion is detected.
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
The device provides accurate threat detection, improved audio and video quality, and a more aesthetically appealing design, addressing the shortcomings of conventional devices.
Implementation Method 1
a passive infrared (PIR) sensor oriented in a second direction away from the bottom of the PIR assembly and towards the front of the security camera device
Data Source
AI summary
An audio/video (A/V) device includes a first housing and a second housing that rotationally couples and uncouples to the first housing. The first housing includes a frame having a first cavity, a second cavity, and a wall disposed between the first cavity and the second cavity. The first housing further includes a mirror that extends between the first cavity and the second cavity, a first passive infrared (PIR) sensor at least partially disposed within the first cavity, and a second PIR sensor at least partially disposed within the second cavity. The second housing includes a loudspeaker.