Audio Capture and Remote Output via Segmentation

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Solution Overview

Problem

Traditional audio sharing methods suffer from inflexibility, quality loss due to compression, and latency issues, as they typically involve transmitting complete audio outputs from a source device to a target device without considering application-level interactions or splitting audio signals into discrete components.

Innovation Solution

The system captures lower-level audio data or audio instructions from the source device and divides audio signals into component data segments, allowing for customized transmission to different target devices, enabling coordinated playback across multiple devices with improved quality and reduced latency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional audio sharing transmits complete audio outputs from source device to target device, then audio sharing functionality is achieved, but quality loss occurs due to compression and latency issues arise

Engineering Contradiction:
Improveaudio qualityVSAvoidlatency
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent segments audio data into discrete components at the application level, allowing selective transmission of specific audio streams to different target devices. This segmentation enables uncompressed transmission of individual audio components, improving quality while reducing latency compared to transmitting complete compressed audio outputs.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If traditional audio sharing transmits complete audio outputs, then audio sharing is achieved, but flexibility is reduced due to lack of application-level interactions

Engineering Contradiction:
ImproveflexibilityVSAvoidoperation complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system dynamically routes different audio streams to different target devices based on application-level specifications. Users can flexibly configure which applications' audio should be shared and with which devices, allowing adaptive audio routing that responds to changing usage scenarios without requiring complex manual configuration.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If audio signals are transmitted without splitting into discrete components, then transmission simplicity is maintained, but customization capability is reduced

Engineering Contradiction:
Improvecustomization capabilityVSAvoidsystem complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements segmentation of audio signals into discrete application-level streams, enabling customized transmission to different target devices. The system divides audio outputs into separable components that can be independently routed, providing customization capability while managing complexity through automated routing mechanisms.

Inventive Principle:
Principle #1Segmentation

4Quantity of substance

If compression is applied to audio data for transmission, then bandwidth efficiency is improved, but quality loss occurs

Engineering Contradiction:
Improvebandwidth efficiencyVSAvoidaudio quality
Core Design Contradiction:
Quantity of substanceVSReliability

Solution Approach 1:

The patent extracts specific audio streams from the complete audio output at the application level, transmitting only the selected audio components to target devices. This extraction approach allows for uncompressed transmission of individual audio streams, maintaining quality while managing bandwidth through selective transmission rather than compression.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS9569173B1Audio capture and remote output
Publication Date: 2017.02.14 AMAZON TECH INC
  • US9569173B1 patent drawing
  • US9569173B1 patent drawing
  • US9569173B1 patent drawing

AI summary

In a wireless content sharing system, audio may be captured at various levels of a source device, including at an application level. Audio may also be divided into components prior to packetization and transmission, allowing different channels of audio to be sent to different target devices. Audio may be sent with timing information to coordinate playback of content. Audio may be buffered to reduce user noticeable latency.