Physiological Data Channel Separation for Telemedicine Security

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Solution Overview

Problem

In telemedicine systems, user physiological detection data is at risk of being intercepted during transfer from medical detection equipment to central medical websites, compromising security.

Innovation Solution

A method and system where user ID information and physiological detection data are transferred through different channels, with a detection controller binding and sending the data on the network side, ensuring that medical detection equipment remains unaware of the user's identity, thus preventing interception.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If user physiological detection data is transferred directly from medical detection equipment to central medical website, then data transfer is simple and direct, but data security is compromised due to risk of interception

Engineering Contradiction:
Improvedata transfer securityVSAvoiddata transfer channel structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent segments the data transfer process into two independent channels: one channel transfers user ID information from handheld equipment to the detection controller, while another channel transfers physiological detection data from medical detection equipment to the detection controller. This segmentation ensures that neither channel contains complete sensitive information, reducing interception risk while maintaining transfer functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The detection controller serves as an intermediary that receives user ID information and physiological detection data through separate channels, then binds these data sets together. This intermediary approach prevents direct exposure of complete user data profiles during transmission, enhancing security while enabling data association.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If medical detection equipment directly sends data to central medical website, then transmission path is short and efficient, but user identity exposure increases interception risk

Engineering Contradiction:
Improveidentity protection securityVSAvoiddata binding and processing time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The system performs preliminary actions by having handheld equipment send user ID information to the detection controller before or concurrently with the medical detection equipment sending physiological data. The detection controller pre-establishes the association between user ID and equipment ID, so that when physiological data arrives, the binding process is already prepared, minimizing additional processing time.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent maintains continuous data flow by operating the two channels (user ID transmission and physiological data transmission) in parallel rather than sequentially. This continuity ensures that the binding operation can be performed without significant time loss, as both data streams are available simultaneously for association.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS8868681B2Method, device, and system for remotely acquiring user physiological detection data
Publication Date: 2014.10.21 HUAWEI TECH CO LTD
  • US8868681B2 patent drawing
  • US8868681B2 patent drawing
  • US8868681B2 patent drawing

AI summary

A method, a device, and a system for remotely acquiring user physiological detection data are provided according to embodiments of the present invention. The method includes: receiving detection related information sent by handheld equipment, in which the detection related information includes user identity (ID) information and equipment positioning information; sending a detection start instruction to corresponding medical detection equipment according to the equipment positioning information; receiving user physiological detection data sent by the medical detection equipment, in which the user physiological detection data is associated with an equipment ID of the medical detection equipment; and binding and sending the user physiological detection data and the associated user ID information according to associative information of the user ID information and the equipment ID of the medical detection equipment.