Peer-to-Peer Audio Video Device Synchronization
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Solution Overview
Problem
Existing audio video device communication systems lack efficient methods for determining the primary subject and synchronizing audio recording across multiple devices in a network, leading to suboptimal video capture and audio synchronization.
Innovation Solution
The system employs detectors for orientation and position, a network identifier for locating devices, a primary subject identifier, and an audio synchronization engine to determine and synchronize audio video devices for optimal recording of a primary subject, using a network database to manage subject data and environmental conditions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple audio video devices record audio independently without synchronization, then each device can capture audio from its own perspective, but the audio will not be synchronized across devices leading to poor overall audio quality
Solution Approach 1:
A centralized audio synchronization server acts as an intermediary between multiple audio video devices. The server receives timing information and audio data from all devices, processes synchronization cues, and coordinates the audio recording across devices to ensure proper synchronization without requiring complex peer-to-peer synchronization protocols.
Solution Approach 2:
The system implements feedback mechanisms where devices continuously report their timing information and recording status to the synchronization server. The server uses this feedback to adjust synchronization parameters and coordinate audio recording across multiple devices, ensuring accurate audio alignment while maintaining system manageability.
2Reliability
If devices manually configure recording settings for each device, then optimal recording can be achieved, but the process is time-consuming and complex
Solution Approach 1:
The audio video devices automatically detect each other on the network, exchange their capabilities and environmental data, and autonomously determine optimal recording configurations. The system performs self-organization without manual user intervention, with devices automatically selecting recording parameters based on their individual capabilities and the recorded audio video content.
Solution Approach 2:
Devices perform preliminary actions by pre-configuring their recording capabilities and exchanging this information with the network before actual recording begins. This preliminary setup includes devices advertising their audio video capabilities, processing requirements, and environmental conditions, enabling automatic optimal configuration selection during recording operations.
3Reliability
If the system determines primary subject and synchronizes audio based on real-time detection, then audio video quality improves, but processing time and system complexity increase
Solution Approach 1:
The system performs preliminary detection and classification of audio video content before final synchronization processing. Devices pre-identify potential primary subjects and exchange this information with the synchronization server, which then processes and finalizes the synchronization decisions. This staged approach reduces real-time processing requirements while maintaining high audio video quality.
Data Source
AI summary
A system, method and computer program product for communicating between a primary audio video device and other audio video devices comprising: detecting orientation and position of the primary audio video device; detecting a distance between the primary audio video device and a primary subject in focus on the primary audio video device; locating other networkable audio video devices for communication; receiving subject data for a real time video of a subject from one or more of the located networkable audio video devices; determining from subject data which networkable audio video devices are near the primary subject; determining one or more primary subject audio video devices for use in recording audio for a video; and synchronizing determined one or more primary subject audio video devices for recording audio when one or more of the audio video devices is recording video of the primary subject.