Dynamic Playback Zone Representation for Media Systems

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Solution Overview

Problem

Existing media playback systems lack an efficient way to differentiate between playback zones with and without associated media content, making it difficult for users to navigate and identify active zones within the system.

Innovation Solution

The system displays playback zones in either a collapsed or expanded format based on their association with media content, with expanded formats including metadata and being larger than collapsed formats, allowing users to quickly identify active zones and improve navigation efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of information

If all playback zones are displayed in expanded format, then media content information is fully visible, but the interface becomes cluttered and requires more scrolling

Engineering Contradiction:
Improvemedia content information visibilityVSAvoidnavigation efficiency
Core Design Contradiction:
Loss of informationVSEase of operation

Solution Approach 1:

The playback zone representations are segmented into two distinct formats: expanded format for zones with media content and collapsed format for zones without media content. This segmentation allows the interface to selectively display detailed information only where necessary, reducing overall clutter while maintaining information availability for active zones.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The playback zone representations dynamically change format based on their media content status. Zones transition between expanded and collapsed states as media content is added or removed, allowing the interface to adapt its information density to the current system state and user needs.

Inventive Principle:
Principle #15Dynamics

2Stability of the object's composition

If playback zones without media content are displayed in expanded format, then consistent layout is maintained, but active zones are not easily distinguishable

Engineering Contradiction:
Improvelayout consistencyVSAvoidactive zone identification
Core Design Contradiction:
Stability of the object's compositionVSDifficulty of detecting and measuring

Solution Approach 1:

Different visual qualities are applied to different parts of the interface based on their media content status. Active zones receive expanded representations with full media information, while inactive zones receive collapsed representations. This local differentiation makes active zones immediately distinguishable while maintaining overall layout stability.

Inventive Principle:
Principle #3Local quality

3Ease of operation

If collapsed format is used for all playback zones, then interface is clean and compact, but media content information is not visible

Engineering Contradiction:
Improveinterface compactnessVSAvoidmedia content information visibility
Core Design Contradiction:
Ease of operationVSLoss of information

Solution Approach 1:

The interface segments information display based on zone activity status. Collapsed format provides compactness for inactive zones, while expanded format provides full information visibility for active zones. This selective segmentation resolves the contradiction by applying different display strategies to different subsets of playback zones.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9898246B2Playback zone representations
Publication Date: 2018.02.20 SONOS INC
  • US9898246B2 patent drawing
  • US9898246B2 patent drawing
  • US9898246B2 patent drawing

AI summary

Method and systems are provided for displaying playback zone representations in a controller interface for a media playback system. An example implementation involves a computing device receiving a command to display representations of playback zones in a media playback system. After receiving the command, the computing system determines that (i) each zone of a first subset of playback zones is associated with media content and (ii) each zone of a second subset of playback zones is not associated with media content. In response to determining that each zone of the first subset of playback zones is associated with media content, the computing system displays an expanded format representation of each playback zone in the first subset and in response to determining that each zone of the second subset of playback zones is not associated with media content, displays a collapsed format representation of each playback zone in the second subset.