Networked Speaker System Automatic Configuration

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Solution Overview

Problem

Non-technical users face difficulties in optimizing speaker settings for high-quality sound systems, especially when speakers are moved or reconfigured, as existing systems lack ease of use and automatic adjustment capabilities.

Innovation Solution

A networked speaker system that automatically adjusts to changes in the number of speakers or their placement by combining user-provided setup information with location data, using a processor to determine optimal configurations and re-optimize audio settings, allowing for easy scaling and experimentation with different configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If manual optimization of speaker settings is performed, then audio quality can be optimized, but the complexity of operation increases significantly for non-technical users

Engineering Contradiction:
Improveaudio quality optimizationVSAvoiduser setup complexity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The system performs self-configuration and self-optimization by automatically detecting speaker locations, determining optimal configurations, and adjusting audio settings without requiring user intervention. The processor autonomously analyzes room acoustics and configures multi-channel audio parameters, enabling the system to serve itself rather than requiring expert user input.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system pre-stores multiple speaker configurations and automatically selects and applies the appropriate configuration based on detected speaker locations and system state. By preparing configurations in advance and having the system automatically choose the right one, complex optimization work is done beforehand rather than requiring real-time manual adjustment.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If speaker configurations are manually adjusted when speakers are moved, then audio performance can be maintained, but the time and complexity of reconfiguration increases

Engineering Contradiction:
Improveaudio performance consistencyVSAvoidreconfiguration time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system continuously monitors speaker locations and automatically detects when speakers have been moved. Upon detection, the processor triggers automatic reconfiguration by comparing current positions against stored configurations and applying the appropriate settings. This closed-loop feedback mechanism ensures audio performance is maintained without requiring manual user intervention during or after speaker relocation.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The system dynamically adapts speaker configurations in real-time based on changing physical conditions such as speaker relocation. Rather than requiring static manual reconfiguration, the system automatically adjusts audio parameters, channel assignments, and equalization settings to match the new speaker positions, maintaining optimal performance throughout the system's operational life.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If multiple speaker configurations are supported, then system versatility increases, but the complexity of managing configurations increases

Engineering Contradiction:
Improveconfiguration flexibilityVSAvoidconfiguration management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system stores and manages multiple speaker configurations (e.g., stereo, surround sound, home theater) within a single unified platform. The processor automatically determines which configuration is appropriate based on the number and positions of connected speakers, eliminating the need for separate management systems for different configuration types. This universal approach allows one system to handle multiple functions and configurations seamlessly.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS9560449B2Distributed wireless speaker system
Publication Date: 2017.01.31 SONY GROUP CORP
  • US9560449B2 patent drawing
  • US9560449B2 patent drawing
  • US9560449B2 patent drawing

AI summary

A user is guided through various setup routines to optimize speaker parameters and/or positions and/or frequency assignations for the particular space in which the speaker system is located and intended to be used. This can be done using an application downloaded from a cloud server to a smart phone or tablet computer, which is then employed by the user to optimize speaker configurations for various speaker locations in the room.