3D Stereo Image Delivery via Intermediate Server Architecture

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Solution Overview

Problem

Existing methods for providing 3D stereo images lack a secure and interactive solution, limiting their application in fields like teaching and medicine, and do not effectively manage network bandwidth or data security.

Innovation Solution

A system and method utilizing an image server system, intermediate server system, and client system architecture that enables secure, interactive 3D stereo image delivery over a network, with features like load balancing, data encryption, and efficient packetization to handle multiple viewpoints, and includes a user interface for client interaction.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If multiple image server systems are used to provide 3D stereo images to multiple client systems, then the system can handle more clients and provide load balancing, but the system complexity increases due to the need for intermediate server systems and key management

Engineering Contradiction:
Improvenumber of client systems servedVSAvoidsystem architecture complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

An intermediate server system is introduced as a mediator between multiple image server systems and client systems. The intermediate server manages authentication by providing authorization keys to clients and coordinates image delivery requests, enabling scalable multi-client support while centralizing security management logic

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The system architecture is segmented into distinct functional components: intermediate server systems handling authentication and key distribution, and multiple image server systems handling actual image content delivery. This segmentation allows independent scaling and management of different system functions

Inventive Principle:
Principle #1Segmentation

2Reliability

If data encryption and authentication keys are implemented to improve data security, then unauthorized access is prevented, but the data transfer process becomes more complex and time-consuming

Engineering Contradiction:
Improvedata securityVSAvoidauthentication and encryption processing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

Authentication keys are distributed to client systems in advance by the intermediate server before actual image transfer begins. This preliminary authentication setup allows subsequent image transfers to proceed with pre-established security credentials, reducing real-time processing overhead

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The intermediate server creates and distributes copies of authorization keys to multiple client systems. These key copies enable clients to authenticate and receive images without requiring continuous real-time verification with the server, streamlining the security process

Inventive Principle:
Principle #26Copying

3Adaptability or versatility

If 3D stereo images are provided interactively to enhance application potential in teaching and medical fields, then user engagement and educational value improve, but the network bandwidth consumption and data transfer volume increase

Engineering Contradiction:
Improveapplication potentialVSAvoiddata transfer volume
Core Design Contradiction:
Adaptability or versatilityVSQuantity of substance

Solution Approach 1:

3D stereo image data is segmented into multiple viewpoint images that are transmitted separately. The client system reconstructs the full 3D scene by combining these segmented viewpoint images, reducing the total data transfer volume while maintaining interactive capability and application versatility

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS9509974B2Method and system for providing three dimensional stereo image
Publication Date: 2016.11.29 NATIONAL TSING HUA UNIVERSITY
  • US9509974B2 patent drawing
  • US9509974B2 patent drawing
  • US9509974B2 patent drawing

AI summary

The present invention provides a method for providing 3D stereo image. The method comprises: accepting a request submitted from a client system by an intermediate server system; selecting an image server based on the request and responding to the client system from the image server through a processor in the intermediate server system; requesting at least one 3D stereo image by the client system from the image server according to the response; and providing the at least one 3D stereo image to the client system by the image server system. The present invention also provides a system for providing 3D stereo image.