Manufacturing Tool Video Frames With Interaction-Based Bandwidth Shifts

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Solution Overview

Problem

Remote collaboration between manufacturing facilities and equipment suppliers is hindered by network delays and security risks, particularly due to bandwidth limitations and the need to protect confidential information.

Innovation Solution

A method that adjusts the bandwidth of data frames transmitted from manufacturing tools to remote client devices based on user interactions, combined with a server-based authorization system to ensure secure data transmission.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If video compression is used to reduce bandwidth requirements, then network bandwidth consumption is reduced, but image quality and responsiveness deteriorate

Engineering Contradiction:
Improvebandwidth consumptionVSAvoidimage quality
Core Design Contradiction:
Quantity of substanceVSManufacturing precision

Solution Approach 1:

The patent implements dynamic bandwidth adjustment by monitoring network conditions and user interactions in real-time, adapting the bandwidth allocation for video frames accordingly. When user interaction is detected, the system increases bandwidth to maintain high image quality; during idle periods, it reduces bandwidth consumption while preserving acceptable quality levels.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system changes video transmission parameters (bandwidth allocation, frame rate, resolution) based on detected user interactions and network conditions. This allows the same video stream to be transmitted with different quality levels depending on current operational context, resolving the contradiction between consistent quality and variable bandwidth availability.

Inventive Principle:
Principle #35Parameter changes

2Manufacturing precision

If high bandwidth is allocated for video transmission, then image quality and responsiveness are improved, but network latency increases

Engineering Contradiction:
Improveimage qualityVSAvoidnetwork latency
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The patent employs dynamic bandwidth adjustment that responds to user interactions. When the user is actively interacting with the system, bandwidth is increased to maintain high image quality and responsiveness. During idle periods, bandwidth is reduced to minimize network latency and resource consumption, thus resolving the time-quality tradeoff.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system periodically monitors user interaction states and adjusts bandwidth allocation accordingly. This periodic adaptation ensures that high bandwidth is only consumed when necessary for maintaining image quality during active use, while reducing latency during idle periods through lower bandwidth allocation.

Inventive Principle:
Principle #19Periodic action

3Productivity

If remote collaboration is implemented to eliminate travel, then operational efficiency is improved, but security risks increase

Engineering Contradiction:
Improveoperational efficiencyVSAvoidsecurity risks
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a server as an intermediary between the manufacturing tool and the client device. This server acts as a secure gateway that authenticates users, controls data transmission, and monitors communications. The intermediary enables remote collaboration while maintaining security by mediating all interactions and enforcing access controls.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system implements continuous monitoring and feedback mechanisms to detect and respond to security threats during remote collaboration. The server monitors transmission patterns, user behaviors, and system states, providing feedback that enables real-time security adjustments while maintaining operational efficiency.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS12130612B2Bandwidth adjustment for remote control of a manufacturing tool
Publication Date: 2024.10.29 KLA CORP
  • US12130612B2 patent drawing
  • US12130612B2 patent drawing
  • US12130612B2 patent drawing

AI summary

A method is performed at a computer system of a manufacturing tool in a manufacturing facility. The method includes sending a series of frames showing data for the manufacturing tool to a client device for display. The client device is remote from the manufacturing facility. The method further includes receiving, from the client device, an indication of a user interaction with the client device and, in response to the indication, adjusting a bandwidth for one or more frames of the series of frames. Sending the series of frames includes, after receiving the indication, transmitting the one or more frames to the client device for display. The one or more frames are transmitted with the adjusted bandwidth.