Audio Playback Activation via Location-Based Speaker Grouping

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Solution Overview

Problem

Existing audio playback systems require manual user selection and adjustment of speaker groups based on location, lacking automatic activation and deactivation capabilities for seamless audio playback as a user moves within a region.

Innovation Solution

A system where a portable user device determines its location within a region using beacon devices and transmits this information to a control panel, which activates or deactivates specific groups of speakers for audio playback, using wireless connections and preconfigured broadcast signals to manage speaker groups dynamically.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If manual user selection and adjustment of speaker groups is used, then user control over audio playback is achieved, but user convenience and automation are reduced

Engineering Contradiction:
Improveuser convenienceVSAvoidautomatic activation capability
Core Design Contradiction:
Ease of operationVSExtent of automation

Solution Approach 1:

The system automatically detects user location via beacon devices and autonomously activates the appropriate speaker group without requiring manual user intervention. The control panel receives location information from the portable user device and automatically determines which speakers should be activated, allowing the system to serve itself rather than requiring continuous user control.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

Speaker groups are preconfigured and associated with specific physical locations in the environment. When the system detects the user's location, it can immediately activate the predetermined speaker group for that location, eliminating the need for real-time manual selection and providing instant audio playback.

Inventive Principle:
Principle #10Preliminary action

2Reliability

If automatic location-based speaker activation is implemented, then seamless audio playback is achieved, but system complexity increases

Engineering Contradiction:
Improveseamless audio playbackVSAvoidsystem architecture
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Beacon devices are deployed throughout the environment to serve as intermediaries that broadcast location information. The portable user device receives these broadcasts and transmits location data to the control panel, which then activates the appropriate speakers. This intermediary layer simplifies the overall system architecture by breaking down the complex task of location-based speaker activation into manageable components.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Area of stationary object

If multiple speaker groups are deployed across a region, then audio coverage area is expanded, but management and control difficulty increases

Engineering Contradiction:
Improveaudio coverage regionVSAvoidspeaker group management
Core Design Contradiction:
Area of stationary objectVSEase of operation

Solution Approach 1:

The audio system is divided into multiple independent speaker groups, each associated with a specific physical location or zone. Each speaker group can be independently activated and controlled based on the user's current location. This segmentation allows the system to manage large numbers of speakers by treating them as separate, location-specific units rather than a single complex system.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP3503590B1Systems and methods for activating audio playback
Publication Date: 2020.04.08 HONEYWELL INTERNATIONAL INC
  • EP3503590B1 patent drawingFigure 1

AI summary

Systems and methods for activating audio playback are provided. Some systems and methods may include a portable user device moving throughout a region and determining a current location of the portable user device within the region and a control panel activating an audio playback mode for a varying group of a plurality of speakers based on the current location of the portable user device within the region.