Mobile Media Player Peer-to-Peer Playlist Synchronization
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Solution Overview
Problem
Existing media players lack the ability to seamlessly communicate and synchronize media playback across multiple devices in a peer-to-peer network, limiting the creation and playback of unified playlists based on user preferences and media file availability.
Innovation Solution
Mobile media players equipped with memory, network interfaces, and processing modules that communicate to generate and play playlists by exchanging selection information, such as genre, rating, and usage data, allowing for synchronized playback across devices using wireless technologies like WiFi and Bluetooth.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If media players operate independently without network communication, then device complexity is reduced, but the ability to create and synchronize unified playlists across multiple devices is lost
Solution Approach 1:
The patent introduces a peer-to-peer network communication layer as an intermediary between media players, enabling them to exchange selection information and synchronize playlists without requiring complex centralized server infrastructure. Each player acts as both client and server, sharing media files and playback state through direct device-to-device communication.
Solution Approach 2:
The media player system is designed to perform multiple functions: local media playback, network discovery of other players, exchange of selection information (genre, rating, usage data), collaborative playlist generation, and synchronized playback control. This multi-functionality enables unified playlist creation while maintaining individual device autonomy.
2Manufacturing precision
If media players exchange detailed selection information to generate personalized playlists, then playlist quality tailored to user preferences is improved, but network communication overhead and data exchange complexity increase
Solution Approach 1:
The system extracts only the essential selection information needed for playlist generation—genre preferences, rating data, and usage patterns—from each user's media library. This extracted information is then exchanged over the network to create unified playlists, avoiding the transmission of redundant or unnecessary data while maintaining personalized playlist quality.
3Ease of operation
If multiple media players synchronize playback in real-time, then user experience across devices is enhanced, but coordination complexity and synchronization delays increase
Solution Approach 1:
The synchronized playback system is segmented into independent functional modules: network discovery, information exchange, playlist generation, and playback control. Each module operates semi-independently, allowing the system to manage synchronization complexity through modular design while maintaining real-time coordination across multiple devices.
Data Source
AI summary
In one embodiment, a system comprises a first mobile media player and a second mobile media player. The first mobile media player stores first media files, and the second mobile media player stores second media files. The first mobile media player and second mobile media player communicate with one another in a peer-to-peer network to generate a playlist and to play media files from the playlist.