Adaptive Content Delivery Bandwidth Management

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Solution Overview

Problem

Current video content delivery systems face issues when high bandwidth content is requested during periods of high demand, leading to either denied requests or compromised video quality due to insufficient bandwidth, which affects customer experience and service reliability.

Innovation Solution

The system modifies or transcodes content to a lower bandwidth version, such as standard definition from high definition, and queries users for acceptance before delivery, using bandwidth monitoring and user prompts to ensure content is delivered within available network capabilities.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If the system delivers high definition content during periods of high demand, then video quality is maintained, but bandwidth limitations cause unsatisfactory viewing experiences and service reliability issues

Engineering Contradiction:
Improvevideo qualityVSAvoidservice reliability
Core Design Contradiction:
Manufacturing precisionVSReliability

Solution Approach 1:

The system dynamically changes the video quality parameter (resolution, bitrate) based on available bandwidth conditions. When bandwidth is sufficient, high definition content is delivered; when bandwidth is limited, the system automatically transcodes or selects lower resolution versions to maintain service reliability and prevent viewing issues.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The content delivery system dynamically adjusts the delivered content quality in real-time based on network conditions. The system monitors bandwidth availability and adaptively selects or transforms content versions, transitioning between high definition and standard definition delivery modes to balance quality and reliability.

Inventive Principle:
Principle #15Dynamics

2Loss of energy

If the system denies content requests during bandwidth limitations, then network resources are preserved, but customer confidence and service satisfaction deteriorate

Engineering Contradiction:
Improvenetwork resource preservationVSAvoidcustomer satisfaction
Core Design Contradiction:
Loss of energyVSAdaptability or versatility

Solution Approach 1:

Instead of denying requests, the system creates and delivers a copy of the content in a lower quality format (standard definition version). This allows the request to be fulfilled while consuming less bandwidth, preserving network resources for other users while maintaining customer satisfaction through alternative delivery.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The system uses lower quality content versions as a temporary substitute when high definition delivery is not feasible. These lower quality versions serve as a disposable alternative that satisfies the immediate request without requiring the premium network resources needed for high definition streaming.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

3Productivity

If the system forces delivery of high definition content despite insufficient bandwidth, then content delivery is maintained, but video quality becomes compromised and inconsistent

Engineering Contradiction:
Improvecontent deliveryVSAvoidvideo quality consistency
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The system performs preliminary assessment of bandwidth conditions before initiating content delivery. When insufficient bandwidth is detected, the system proactively selects or transcodes to an appropriate quality level beforehand, preventing quality degradation during playback and ensuring consistent viewing experience throughout the content delivery.

Inventive Principle:
Principle #10Preliminary action

4Measurement precision

If the system requests user confirmation for content substitution, then delivery accuracy and user preference alignment improve, but delivery time and system complexity increase

Engineering Contradiction:
Improveuser preference alignmentVSAvoiddelivery time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system implements a feedback mechanism where users are prompted to confirm or reject content substitution. This feedback loop allows the system to align content delivery with user preferences while providing an option to accept automatic substitution, balancing precision in meeting user needs with acceptable delivery time.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS11109077B2Controlling delivery of requested content based on delivery bandwidth limitations
Publication Date: 2021.08.31 COMCAST CABLE COMM LLC
  • US11109077B2 patent drawing
  • US11109077B2 patent drawing
  • US11109077B2 patent drawing

AI summary

A device, computer readable medium, system and method for overcoming bandwidth limitations is disclosed for determining that a bandwidth limitation is related to preventing delivery of content, identifying a version of the content capable of being transmitted over a lower bandwidth, querying a device requesting delivery of the content for an indication of acceptability of a lower bandwidth version of the content instead of a higher bandwidth version, and based on an affirmative response to the querying, causing delivery of the lower bandwidth version.