Mobile Device Media Adaptation for Display Resolution

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Solution Overview

Problem

Existing media content delivery systems face challenges in efficiently adapting video content formats to various recipient display devices, requiring significant service provider resources to generate multiple formats, and struggle with maintaining signal quality during transmission errors.

Innovation Solution

A system that identifies areas of attention in video content, adjusts their shape and size based on display resolution and aspect ratio, and modifies peripheral portions to ensure optimal viewing on different devices, while also generating multiple versions of content with varying error correction levels to maintain signal quality.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the service provider generates multiple formats of media content for different display devices, then the compatibility and adaptability of content delivery is improved, but the service provider resource consumption and system complexity increase significantly

Engineering Contradiction:
Improvecontent format adaptabilityVSAvoidservice provider system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

Instead of having the service provider generate multiple formats (traditional approach), the patent inverts the process by having the recipient device generate multiple formats from a single source content. The service provider transmits one format, and the recipient device's media processor creates the necessary format variations locally, thereby reducing service provider complexity while maintaining content adaptability.

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The recipient device performs self-service by automatically analyzing its own display characteristics and generating appropriate format variations of the received content. The media processor at the recipient end independently handles format conversion without requiring service provider intervention, enabling the system to adapt to different devices without increasing service provider resource requirements.

Inventive Principle:
Principle #25Self-service

2Adaptability or versatility

If the service provider generates multiple formats of media content for different display devices, then the compatibility and adaptability of content delivery is improved, but the resource consumption and processing overhead increase

Engineering Contradiction:
Improvedisplay device compatibilityVSAvoidservice provider resource consumption
Core Design Contradiction:
Adaptability or versatilityVSUse of energy by moving object

Solution Approach 1:

The patent extracts the format generation function from the service provider system and relocates it to the recipient device. The service provider only transmits the source content in one format, while the format conversion and adaptation operations are performed locally at the recipient end, thereby reducing service provider resource consumption while maintaining broad display device compatibility.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The traditional model of centralized format generation by the service provider is inverted to a decentralized model where each recipient device generates its own format variations. This inversion shifts the computational burden from the service provider to the individual devices, reducing overall service provider resource consumption while improving compatibility.

Inventive Principle:
Principle #13The other way round (Inversion)

3Reliability

If error correction is applied to maintain signal quality during transmission, then the reliability of content delivery is improved, but the data transmission size and network bandwidth consumption increase

Engineering Contradiction:
Improvesignal transmission reliabilityVSAvoidtransmitted data volume
Core Design Contradiction:
ReliabilityVSQuantity of substance

Solution Approach 1:

The patent segments the content delivery process into two parts: transmission of the source content with error correction, and local generation of format variations without additional error correction overhead. By applying error correction only to the essential source content rather than to every format variation, the system maintains transmission reliability while reducing the total quantity of protected data.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10205978B2Apparatus and method for providing media content
Publication Date: 2019.02.12 AT&T MOBILITY II LLC
  • US10205978B2 patent drawing
  • US10205978B2 patent drawing
  • US10205978B2 patent drawing

AI summary

A system that incorporates teachings of the subject disclosure may include, for example, receiving video content at a mobile device, utilizing the mobile device for adjusting dimensions of an area of attention in an image of the video content based on a desired display resolution, utilizing the mobile device for adjusting dimensions of a peripheral portion that surrounds the area of attention, and replacing the image with the adjusted image during presentation of the video content. Other embodiments are disclosed.