Unified Content Library Synchronization Across Multiple IPTV Devices

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Solution Overview

Problem

IPTV systems typically manage user libraries of favorite assets on a single device, leading to unsynchronized lists across multiple devices, making it difficult for users to manage, share, and recommend content effectively.

Innovation Solution

A method and apparatus that allow users to create and manage a unified list of favorite content across multiple IPTV devices using a secondary device, enabling content selection, playback, and management across different devices, including authentication and language support, while preventing unauthorized content distribution.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If user libraries are tied to a particular IPTV device, then device-specific content management is simple, but synchronization across multiple devices becomes difficult and the user experience deteriorates

Engineering Contradiction:
Improvecontent managementVSAvoidlist synchronization
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent implements a universal content library system where the user's content library is associated with their user account rather than being tied to a specific IPTV device. This allows the same content library to be accessed and synchronized across multiple IPTV devices, enabling users to manage their favorite content, queues, and recommendations uniformly regardless of which device they use.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If each IPTV device maintains individual content lists, then device independence is maintained, but list uniformity and sharing capability are reduced

Engineering Contradiction:
Improvedevice independenceVSAvoidcontent list uniformity
Core Design Contradiction:
Adaptability or versatilityVSLoss of information

Solution Approach 1:

The patent merges the content library functionality across multiple devices by implementing a centralized user account system. The content library, including favorite content, queues, and recommendations, is stored and managed at the user account level rather than being distributed independently across devices. This ensures list uniformity and enables seamless sharing while still allowing device-specific playback capabilities.

Inventive Principle:
Principle #5Merging (Combining)

3Productivity

If content lists are updated individually on each device, then local device autonomy is preserved, but the lists become unsynchronized and require more manual management

Engineering Contradiction:
Improvelocal device autonomyVSAvoidlist synchronization time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent implements an automatic synchronization mechanism where changes to the content library on any device are detected and propagated to other devices through the user account system. When a user adds, removes, or modifies content in their library on one device, the system automatically updates the same content library on all other devices, eliminating manual synchronization efforts and ensuring all devices reflect the current state of the user's content preferences.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS10158915B2Method and apparatus for identifying content using IPTV devices
Publication Date: 2018.12.18 SONY INTERACTIVE ENTERTAINMENT LLC
  • US10158915B2 patent drawing
  • US10158915B2 patent drawing
  • US10158915B2 patent drawing

AI summary

A method and apparatus for identifying content using one or more Internet Protocol Television (IPTV) devices by accessing a user's account using a secondary device and selecting content provided by a service provider. The service provider sends an identifier that specifies the selected content to a first IPTV device that will display content. The selected content is added to a user's content list in the user's account; and played on the first IPTV device. During the time of playback on the first IPTV device, the user is able to browse content using the secondary device or another IPTV device. Thus, the user is able to browse and search for additional content without disturbing the display of the selected content.