Switchable Microphone Array for Remote Audio Reasoning
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Solution Overview
Problem
Conventional personal listening devices lack advanced audio processing capabilities, selective microphone adjustment, and comprehensive media analysis and reporting, limiting their ability to enhance audio clarity and adapt to various listening situations.
Innovation Solution
A media capture and process system featuring a user media device with a selectively switchable microphone array, communicatively coupled to a computer and remote service, which processes audio and visual media, performs natural language processing, semantic reasoning, and generates curated content for enhanced audio clarity and situational adaptation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If audio processing is performed locally on personal listening devices, then real-time audio enhancement is achieved, but processing power and computational resources are limited
Solution Approach 1:
The patent introduces a server as an intermediary component that handles complex audio processing tasks. The personal listening device communicates with the server via a communication interface, offloading natural language processing, semantic reasoning, and content generation to the server's powerful processing resources while maintaining real-time audio enhancement capability on the device.
2Reliability
If a single omnidirectional microphone is used, then simple device structure is maintained, but audio directionality and noise cancellation are insufficient
Solution Approach 1:
The patent divides the audio capture function into multiple specialized microphone components: an omnidirectional microphone for capturing all-directional audio and a directional microphone for capturing audio from specific directions. This segmentation allows the system to selectively process audio from different spatial sources and improve noise cancellation by comparing signals from multiple microphone elements.
Solution Approach 2:
The patent assigns different directional characteristics to different microphone elements within the array. The omnidirectional microphone provides 360-degree coverage while the directional microphone focuses on specific audio sources. This local quality differentiation enables the system to optimize audio capture for different listening scenarios and improve overall audio clarity through selective signal processing.
3Adaptability or versatility
If basic audio amplification is provided, then device simplicity is maintained, but advanced audio processing and adaptability to various listening situations are limited
Solution Approach 1:
The patent implements dynamic adaptability by enabling the microphone array to be selectively switched between different configurations (omnidirectional mode, directional mode, or combinations). The system dynamically adjusts audio processing parameters based on the listening situation, using the communication interface to transmit captured audio to the server for real-time analysis and adaptive processing.
Solution Approach 2:
The patent creates a multi-functional audio processing system that combines local real-time processing with remote cloud-based processing. The personal listening device can perform basic audio enhancement locally while also utilizing the server's capabilities for natural language processing, semantic reasoning, and content generation, making the system versatile enough to handle various listening scenarios from simple audio playback to complex contextual analysis.
Data Source
AI summary
A user media device may include a microphone array and a communication interface. The microphone array may include an omnidirectional microphone and a directional microphone. The microphone array may be selectively switchable. The communication interface may communicatively couple the user media device with a computer and may transmit audio captured by the microphone array to the computer for transfer to a remote service. The remote service may generate text of the processed audio via natural language processing. The remote service may further perform semantic reasoning of the processed audio via a semantic reasoning engine. The remote service may also generate content based at least in part on the semantic reasoning performed on the processed audio. The curated content may include a report having results of the semantic reasoning organized to demonstrate the results in a meaningful way with respect to the processed audio.