Geofenced Playlist Control for Collaborative Media Queues

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Solution Overview

Problem

Existing solutions for controlling the playback of streamed media content at social gatherings are inadequate, limiting user collaboration and experience.

Innovation Solution

A method and server that authorize multiple electronic devices to manipulate a playlist based on geographic proximity, allowing users to control the order of media items collectively when their devices are within a defined geographic area, using geographic information to determine authorization and update the playlist accordingly.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a single electronic device is authorized to control the playlist, then the system maintains simple authorization management, but user collaboration and social interaction are limited

Engineering Contradiction:
Improveuser collaboration capabilityVSAvoidauthorization management complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The system dynamically adjusts authorization based on geographic proximity. Devices that enter the defined geographic area automatically gain control capability, while devices that leave lose control. This dynamic authorization model enables flexible user collaboration without requiring complex manual permission management, as the system automatically determines who should have access based on physical location.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes the authorization parameter based on geographic location parameters. By monitoring the geographic coordinates of electronic devices and comparing them against the defined geographic area, the system automatically grants or revokes control permissions. This parameter-based approach allows multiple users to collaborate seamlessly without complex authorization protocols.

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If multiple electronic devices are authorized to control the playlist based on geographic proximity, then user collaboration is enhanced, but the system requires complex geographic tracking and authorization logic

Engineering Contradiction:
Improvecollaborative control easeVSAvoidgeographic tracking and authorization system complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system performs self-service by automatically tracking geographic positions of devices and determining authorization status without requiring manual intervention. The server continuously monitors device locations, compares them against the defined geographic area, and automatically grants or revokes control permissions. This self-service approach simplifies operation for users while the backend handles the complexity of geographic tracking and authorization logic.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system implements feedback loops where device geographic positions are continuously reported to the server, which then determines authorization status and communicates control permissions back to devices. This feedback mechanism ensures that only devices within the defined geographic area maintain control capability, providing real-time coordination without requiring complex user configuration.

Inventive Principle:
Principle #23Feedback

3Reliability

If geographic information is used to determine device proximity and authorization, then remote collaborative control is enabled, but the system requires access to and processing of location data

Engineering Contradiction:
Improveauthorization accuracyVSAvoidgeographic information processing complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The server acts as an intermediary that receives geographic information from electronic devices, processes location data to determine proximity to the defined geographic area, and makes authorization decisions. This intermediary approach centralizes the complex geographic information processing on the server side, while client devices simply provide location data and receive authorization decisions, reducing the complexity burden on individual devices.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS20250323921A1Dynamic control of playlists
Publication Date: 2025.10.16 SPOTIFY
  • US20250323921A1 patent drawing
  • US20250323921A1 patent drawing
  • US20250323921A1 patent drawing

AI summary

A server performs a method of controlling manipulation of a queue of media items to be played. The method includes displaying the queue of media items in a user interface of the first electronic device, wherein the queue of media items is generated based on a set of media preferences associated with the first electronic device. The method includes receiving, from a server system, authorization to collaboratively manipulate the queue of media items with a second electronic device associated with a second user account that is different from the first user account. The method includes after receiving authorization to collaboratively manipulate the queue of media items with the second electronic device: receiving, from the server system, an update to the queue of media items based on a request from the second electronic device; and displaying the updated queue of media items.