Directional Audio Video Camera Power Management
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Solution Overview
Problem
Current audio/video (A/V) recording and communication devices lack the ability to efficiently conserve power and enhance crime deterrence and public safety, as they often require continuous high-resolution camera usage, leading to battery drain and inefficient resource allocation.
Innovation Solution
Implementing a network communication system between A/V recording and communication devices and secondary cameras with different performance characteristics, where the secondary cameras are always powered on to detect motion and direct the primary camera to point and power up only when necessary, using a backend server to superimpose high-resolution image data from the primary camera onto low-resolution background data from the secondary cameras.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If the primary camera is kept on continuously to capture high-resolution image data, then the quality of recorded footage is improved, but power consumption increases and battery life decreases
Solution Approach 1:
The secondary cameras perform preliminary motion detection and surveillance before the primary camera is activated. They continuously monitor the environment and only trigger the high-resolution primary camera when motion is detected, thus preparing the system in advance to capture high-quality images only when necessary.
Solution Approach 2:
Instead of continuously operating the high-power primary camera, the system uses multiple lower-power secondary cameras to cover the same area partially. These secondary cameras consume less power and are sufficient for general surveillance, while the primary camera is activated only partially (intermittently) when high-resolution capture is needed.
2Measurement precision
If a single high-resolution camera is used, then image quality is improved, but the system lacks coverage in multiple directions simultaneously
Solution Approach 1:
The surveillance system is divided into multiple independent camera units (secondary cameras) positioned at different locations and angles. Each secondary camera captures a specific sector, and together they provide comprehensive multi-directional coverage. The primary camera is segmented as a separate high-resolution unit that is directed to specific areas only when needed.
Solution Approach 2:
The system transitions from a single-point high-resolution capture to a multi-dimensional surveillance network. Secondary cameras provide coverage across multiple spatial dimensions and angles, while the primary camera adds a third dimension of high-resolution detail when activated, creating a layered surveillance architecture.
3Reliability
If the primary camera is activated frequently to capture high-resolution images, then crime detection capability is improved, but battery life decreases
Solution Approach 1:
Secondary cameras act as intermediaries between the environment and the primary camera. They continuously monitor for suspicious activity and serve as the trigger mechanism that determines when the primary camera should activate. This intermediary layer filters out unnecessary activations and only prompts the primary camera to record when actual threats are detected.
Solution Approach 2:
The system uses its own secondary cameras to automatically detect motion and trigger primary camera activation without external intervention. The secondary cameras self-monitor the environment and autonomously determine when high-resolution recording is necessary, eliminating the need for continuous manual monitoring or external control systems.
Data Source
AI summary
Direction control of audio/video (A/V) recording and communication devices in network communication with additional cameras is provided. In one embodiment, an A/V recording and communication device comprises: a first camera configured to capture first image data, wherein the first camera is pointed in a first direction; a communication module; and a processing module comprising: a processor; and a camera application that configures the processor to: maintain the first camera in a low-power state; receive a power-up command signal from the backend server based on an output signal from a second camera; receive an orientation signal from the backend server based on the output signal from the second camera; point the first camera in a second direction in response to the orientation signal; power up the first camera in response to the power-up command signal; and capture the first image data in response to the power-up command signal.