Dynamic Playlist URL Generation for Adaptive Media Delivery

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Solution Overview

Problem

Existing media player systems face challenges in efficiently managing and delivering multimedia content across various platforms, geolocations, and languages, leading to unmanageable numbers of static playlists and inefficient user experiences.

Innovation Solution

A downloadable URL generation system that dynamically generates URLs based on real-time playlist creation, allowing for flexible support of multiple playlists and reducing reprocessing time for adding new media items, thereby enabling efficient delivery of multimedia content across different configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If static playlists are used to deliver multimedia content across various platforms, geolocations, and languages, then content delivery is simplified, but the number of playlists becomes unmanageable and system complexity increases

Engineering Contradiction:

Improvecontent delivery adaptabilityVSAvoidplaylist management complexity

Core Design Contradiction:

Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal playlist structure that can serve multiple platforms, geolocations, and languages simultaneously. Instead of creating separate static playlists for each configuration, a single dynamic playlist framework adapts its content based on user context, eliminating the need to manage numerous platform-specific playlists while maintaining full adaptability.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent transitions from static playlists to dynamic playlists that automatically adapt based on user context such as geolocation, language preferences, and platform type. This dynamic approach allows the system to serve different content configurations without requiring separate playlists for each scenario, reducing management complexity while maintaining versatility.

Inventive Principle:

Principle #15Dynamics

2Adaptability or versatility

If multiple static playlists are created to support different playback contexts, then content can be delivered to various configurations, but processing overhead and reprocessing time increase

Engineering Contradiction:

Improveplayback context supportVSAvoidcontent update efficiency

Core Design Contradiction:

Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent creates a universal playlist structure that handles multiple playback contexts (different platforms, geolocations, languages) within a single framework. When content is updated, the changes automatically propagate to all contexts through the dynamic adaptation mechanism, eliminating the need to reprocess and update multiple separate static playlists.

Inventive Principle:

Principle #6Universality (Multi-functionality)

Solution Approach 2:

The patent merges multiple context-specific playlist requirements into a single dynamic playlist system. Instead of maintaining separate playlists for different platforms and regions, the system combines these requirements into one adaptive structure that automatically configures appropriate content based on user context, significantly reducing processing overhead.

Inventive Principle:

Principle #5Merging (Combining)

3Adaptability or versatility

If separate playlists are maintained for different platforms and geolocations, then content delivery is customized, but storage requirements and device resources increase

Engineering Contradiction:

Improveplatform-specific customizationVSAvoidstorage requirements

Core Design Contradiction:

Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

The patent implements a universal playlist structure that serves multiple platforms and geolocations simultaneously through dynamic adaptation. Instead of storing separate playlist copies for each platform and region, the system maintains a single adaptive playlist that configures appropriate content based on user context, significantly reducing storage requirements while maintaining full customization capability.

Inventive Principle:

Principle #6Universality (Multi-functionality)

4Ease of manufacture

If static playlists are used, then implementation is straightforward, but user experience is inefficient due to lack of real-time adaptation

Engineering Contradiction:

Improvesystem implementation easeVSAvoiduser experience efficiency

Core Design Contradiction:

Ease of manufactureVSEase of operation

Solution Approach 1:

The patent transitions from static to dynamic playlists that automatically adapt in real-time based on user context such as geolocation, language preferences, and platform type. This dynamic approach maintains implementation simplicity while dramatically improving user experience efficiency, as the system automatically delivers the most appropriate content without requiring manual playlist management or user intervention.

Inventive Principle:

Principle #15Dynamics

Data Source

PatentUS12218994B2Playback aware video packaging

Publication Date: 2025.02.04 MICROSOFT TECHNOLOGY LICENSING LLC

AI summary

Embodiments of media player technologies include a downloadable URL generation system. An online hosting service receives a request including a media identifier (ID). In response to the request, media items associated with the media ID are retrieved. At least some of the retrieved media items are associated with different playback contexts. A playlist summary is generated based on the media ID and at least one of the different playback contexts. The playlist summary includes at least one media reference that can be used to retrieve at least one media item that matches the media ID and at least one of the different playback contexts. A downloadable URL is generated, which includes the media ID and the playlist summary. The downloadable URL is sent to the user device in response to the request.