Latency-Driven Multimedia Redirection Logic

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Solution Overview

Problem

Current criteria for multimedia redirection do not adequately consider network latency, which is a critical factor in determining whether to enable or disable the redirection of multimedia content from an IT environment to an endpoint, potentially leading to suboptimal user experiences.

Innovation Solution

A method for latency-driven multimedia redirection that involves calculating average latency for direct and indirect network paths and managing multimedia traffic based on the relationship between these latencies to automate the enablement or disablement of multimedia redirection, thereby optimizing user experience through quality of service prioritization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If multi-media redirection is enabled to decode and render content at the endpoint, then user experience may be improved through localized processing, but network latency may increase due to the indirect network path through the IT environment

Engineering Contradiction:
Improveuser experienceVSAvoidnetwork latency
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The system dynamically adjusts multi-media redirection enablement/disabling based on real-time latency measurements. The latency-driven approach continuously monitors network conditions and adapts the redirection state accordingly, transitioning from static configuration to dynamic optimization based on measured performance parameters.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention changes the operational parameter of redirection enablement/disabling based on the measured latency parameter. By establishing latency thresholds and comparing measured values against these thresholds, the system adjusts the redirection state to optimize the balance between user experience and network latency performance.

Inventive Principle:
Principle #35Parameter changes

2Loss of time

If multi-media redirection is disabled to use direct network path, then network latency is reduced, but the IT environment must perform decoding and rendering which increases processing load

Engineering Contradiction:
Improvenetwork latencyVSAvoidprocessing load at IT environment
Core Design Contradiction:
Loss of timeVSUse of energy by moving object

Solution Approach 1:

The endpoint device performs self-service by locally decoding and rendering multi-media content when latency conditions permit redirection. This transfers the processing load from the IT environment to the endpoint, allowing the system to optimize the distribution of computational tasks based on real-time network conditions rather than fixed architecture.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The system dynamically shifts processing responsibilities between the IT environment and endpoint based on measured latency. When latency is low, the endpoint handles processing; when latency is high, the IT environment assumes processing duties, creating a flexible workload distribution that adapts to changing network conditions.

Inventive Principle:
Principle #15Dynamics

3Productivity

If latency-driven multi-media redirection is implemented with continuous monitoring and dynamic adjustment, then optimal performance is achieved, but system complexity increases due to additional measurement and control mechanisms

Engineering Contradiction:
Improvemultimedia content delivery performanceVSAvoidsystem complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The system implements feedback through continuous latency measurement and uses this feedback to control the redirection state. The measured latency feeds back into the decision logic that determines whether to enable or disable redirection, creating a closed-loop control system that automatically optimizes performance based on actual network conditions.

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

The invention introduces a latency measurement and evaluation mechanism as an intermediary between the network infrastructure and the multi-media processing system. This intermediary layer measures latency, compares it against thresholds, and based on the comparison results, controls the redirection enablement/disabling, thereby managing system complexity through a dedicated control intermediary.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11665093B2Latency-driven multi-media redirection
Publication Date: 2023.05.30 DELL PROD LP
  • US11665093B2 patent drawing
  • US11665093B2 patent drawing
  • US11665093B2 patent drawing

AI summary

A method and system for latency-driven multi-media redirection. Through multi-media redirection, multi-media content from one or more multi-media sources may be re-routed to an endpoint to be decoded and/or rendered thereon. This redirection of multi-media content diverges from the traditional approach of directing the multi-media content from the multi-media source(s) to an information technology environment to be decoded and/or rendered prior to delivery of the decoded/rendered multi-media content to an endpoint. Current criteria for employing multi-media redirection are many, however, fail to consider network latency as a potentially crucial factor in the decision process for enabling or disabling multi-media redirection. Accordingly, the disclosed method and system propose the automated enablement or disablement of multi-media redirection based on network latency analyses. The disclosed method and system further propose the reconfiguration of quality of service prioritizations, based on whether latency-driven multi-media redirection is enabled or disabled, to optimize end user experience.