TV Web Browser Video Handoff for Unplayable Content

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Solution Overview

Problem

Existing digital TV systems require users to switch to a PC or mobile device to access content when network errors occur or when videos cannot be played on the TV, leading to inconvenience.

Innovation Solution

A display device with a web browser capable of determining if a video cannot be played and transmitting the URL to an external device for playback, allowing seamless video viewing through a web page.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If video playback is attempted through a web browser on a TV, then video viewing capability is improved, but compatibility with content provider policies and network reliability deteriorates

Engineering Contradiction:
Improvevideo viewing capabilityVSAvoidcontent access reliability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent introduces a web server as an intermediary between the TV and the content provider server. The web server receives video requests from the TV, retrieves videos from the content provider server, and delivers them to the TV. This intermediary approach allows the TV to access videos through a web browser while the web server handles compatibility with content provider policies and network connections, thus resolving the contradiction between improved video viewing capability and maintained access reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If users switch to PC or mobile device for content access, then content availability is improved, but user convenience and operation simplicity deteriorates

Engineering Contradiction:
Improvecontent accessibilityVSAvoiduser convenience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The patent enables the TV system to automatically handle video retrieval and playback without requiring users to switch devices. When a user selects a video through the web browser on the TV, the system automatically communicates with the web server, which then retrieves and plays the video on the TV. This self-service mechanism maintains content accessibility while eliminating the need for users to manually switch to PC or mobile devices, thus preserving user convenience.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If web browser is used for video playback on TV, then service versatility is improved, but network error handling and connection stability deteriorates

Engineering Contradiction:
Improveservice versatilityVSAvoidnetwork connection stability
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent implements error handling mechanisms that anticipate and prepare for network failures. The web server is configured to handle connection errors gracefully, attempting alternative retrieval methods or notifying users of available offline content. This beforehand cushioning approach allows the system to maintain service versatility through the web browser while protecting against network connection instability by having pre-prepared error response strategies.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

Data Source

PatentUS12483764B2Display device and operating method therefor
Publication Date: 2025.11.25 LG ELECTRONICS INC
  • US12483764B2 patent drawing
  • US12483764B2 patent drawing
  • US12483764B2 patent drawing

AI summary

A display device according to an embodiment of the present disclosure may comprise: a wireless communication unit configured to communicate with an external device, wirelessly; a display unit; and a control unit configured to display, on the display unit, a web page including a video play area through a web browser, determine whether a video can be played in the video play area, and if it is determined that the video cannot be played, transmit a URL (Uniform Resource Locator) of the web page to the external device through the wireless communication unit.