Screen Generation Device Priority Control for Link Disconnection

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Solution Overview

Problem

Existing screen generation methods in communication networks face challenges in managing image data traffic effectively, especially when communication links are unstable, leading to frequent changes in priority settings that can disrupt user experience.

Innovation Solution

A method and device that set and manage priority levels for terminals, controlling image data traffic based on priority notifications, and temporarily pause changes during communication link disconnections to stabilize priority settings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If priority settings are dynamically adjusted based on communication network conditions, then network efficiency is improved, but system stability deteriorates due to frequent parameter changes during disconnection

Engineering Contradiction:
Improvenetwork efficiencyVSAvoidpriority setting stability
Core Design Contradiction:
ProductivityVSStability of the object's composition

Solution Approach 1:

The system dynamically adjusts priority settings based on communication network conditions, allowing the priority parameters to change from static to dynamic states. When the communication link is stable, the system actively monitors and adjusts priority settings to optimize network efficiency. When disconnection occurs, the system transitions to a stable state by maintaining current settings during a predetermined time period, preventing unnecessary fluctuations.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system implements periodic evaluation of communication conditions with distinct phases: active monitoring phase when connected, and waiting phase when disconnected. During disconnection, the system enters a predetermined waiting period where priority settings remain unchanged, creating a rhythmic pattern of adjustment and stabilization that prevents continuous parameter changes.

Inventive Principle:
Principle #19Periodic action

2Manufacturing precision

If image data traffic is increased to maintain image quality, then image quality is preserved, but network bandwidth consumption increases

Engineering Contradiction:
Improveimage qualityVSAvoidnetwork bandwidth consumption
Core Design Contradiction:
Manufacturing precisionVSQuantity of substance

Solution Approach 1:

The system changes the priority parameter based on communication conditions, which directly controls the image data traffic allocation. When communication is stable, higher priority settings allow for higher quality image data transmission. When disconnection occurs, the system adjusts priority parameters to reduce traffic while maintaining acceptable quality, optimizing the balance between image quality and bandwidth consumption.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The system applies partial action by transmitting image data at different quality levels according to priority settings. Instead of always transmitting maximum quality data, the system transmits appropriate quality levels based on current communication conditions, reducing unnecessary bandwidth consumption while maintaining sufficient image quality for the given network state.

Inventive Principle:
Principle #16Partial or excessive action

3Adaptability or versatility

If priority settings are frequently changed to adapt to network conditions, then adaptability is improved, but user experience deteriorates due to parameter instability

Engineering Contradiction:
Improvenetwork adaptabilityVSAvoiduser experience
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The system prepares for potential network instability by implementing a predetermined waiting period before allowing priority setting changes after disconnection. This cushioning mechanism prevents immediate parameter changes that could cause user experience degradation, while still maintaining the ability to adapt when the network is stable.

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

Solution Approach 2:

The predetermined time period acts as an intermediary buffer between network condition changes and priority setting adjustments. During this intermediate phase, the system neither immediately adapts nor completely ignores network changes, but rather stabilizes parameters to prevent user experience degradation while preparing for future adaptation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Data Source

PatentUS11847943B2Screen generation method, screen generation device, and display apparatus
Publication Date: 2023.12.19 SEIKO EPSON CORP
  • US11847943B2 patent drawing
  • US11847943B2 patent drawing
  • US11847943B2 patent drawing

AI summary

A screen generation method includes setting a first degree of priority for a first terminal, setting a second degree of priority for a second terminal, receiving first image data representing a first image from the first terminal via a first communication link, receiving second image data representing a second image from the second terminal via a second communication link, transmitting a degree-of-priority notification notifying the first degree of priority or the second degree of priority to at least one of the first terminal or the second terminal to control traffic of the first image data and. the second image data so as to correlate with a relationship of the first degree of priority and the second degree of priority,generating a display screen including the first image and the second image, based on the first image data and the second image data, and when a disconnection of one of the first communication link or the second communication link occurs, changing the first degree of priority or the second degree of priority after a first time period from the occurrence of the disconnection.