Client-Side Streaming Quality Control for Bandwidth Savings

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Solution Overview

Problem

Conventional bandwidth management in data streaming systems focuses on server-side adjustments that can negatively impact user experience by reducing content quality without considering real-time client-side conditions, leading to noticeable quality degradation.

Innovation Solution

Implement bandwidth management methods that dynamically adjust data stream quality based on client-side environment data, such as user engagement and position, using sensors to determine when quality reductions won't be perceived by the user.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Loss of energy

If server-side bandwidth management reduces data transmission quality to lower bandwidth usage, then bandwidth efficiency is improved, but content quality deteriorates and user experience is negatively impacted

Engineering Contradiction:

Improvebandwidth usageVSAvoidcontent quality

Core Design Contradiction:

Loss of energyVSManufacturing precision

Solution Approach 1:

The system dynamically adjusts content quality parameters (resolution, frame rate, bitrate) in real-time based on user engagement metrics and environmental conditions. Quality levels are not static but adapt continuously to match actual user needs, allowing the system to maintain high quality when users are engaged and reduce quality when users are disengaged, thus optimizing bandwidth usage without permanently degrading content quality.

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The system changes multiple content parameters simultaneously (video resolution, audio bitrate, frame rate) based on user engagement analysis. By monitoring user behavior patterns, device sensors data, and interaction metrics, the system adjusts these parameters to achieve optimal bandwidth efficiency while maintaining perceptible quality when needed.

Inventive Principle:

Principle #35Parameter changes

2Loss of energy

If conventional bandwidth management applies uniform quality reduction, then bandwidth usage is reduced, but user experience consistency deteriorates

Engineering Contradiction:

Improvebandwidth usageVSAvoiduser experience consistency

Core Design Contradiction:

Loss of energyVSReliability

Solution Approach 1:

The system applies different quality levels to different content elements or time periods based on local user engagement conditions. Rather than uniformly reducing all content quality, it selectively adjusts quality for specific video segments, audio tracks, or metadata based on real-time user state analysis, maintaining high quality for critical content while reducing quality for less important elements.

Inventive Principle:

Principle #3Local quality

Solution Approach 2:

The system implements continuous feedback loops where user engagement metrics, device sensor data, and quality perception reports are fed back to the bandwidth management algorithm. This feedback enables the system to learn user preferences and adjust quality reductions accordingly, ensuring that user experience consistency is maintained by avoiding quality changes that users would notice or dislike.

Inventive Principle:

Principle #23Feedback

3Device complexity

If quality level adjustments are made without considering user engagement, then bandwidth management is simplified, but perceptible quality degradation increases

Engineering Contradiction:

Improvebandwidth management complexityVSAvoidperceptible quality degradation

Core Design Contradiction:

Device complexityVSObject-affected harmful factors

Solution Approach 1:

The client device performs self-service by autonomously analyzing user engagement metrics and environmental conditions using onboard sensors and processing capabilities. The device generates quality adjustment recommendations locally based on user state detection (attention level, device orientation, ambient light), reducing the need for complex server-side analysis while minimizing perceptible quality degradation through locally-informed decisions.

Inventive Principle:

Principle #25Self-service

Data Source

PatentUS12468497B2Bandwidth management methods and systems based on client-side environment data

Publication Date: 2025.11.11 VERIZON PATENT & LICENSING INC

AI summary

An illustrative content server system associated with a server domain may transmit, to a client device associated with a client domain, a data stream representing media content. The media content is represented at a first quality level for presentation within a presentation environment as the data stream is transmitted. Based on environment data captured in the client domain to represent real-time conditions of the presentation environment as the media content is presented, the content server system may determine an engagement parameter representing a real-time engagement level of a user with respect to the media content. Based on this engagement parameter, the content server system may adjust, in real time during the transmitting of the data stream and presentation of the media content, the data stream to represent the media content at a second quality level that is different from the first quality level. Corresponding methods and systems are also disclosed.