Network State Identification via Transport Protocol Analysis

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Solution Overview

Problem

Existing methods for network state identification in electronic devices are inefficient, as they rely on conventional methods that do not accurately assess the communication state, leading to suboptimal network selection and user experience.

Innovation Solution

An electronic device that identifies the state of a transport protocol, such as TCP, to determine its communication state and change networks accordingly, using a processor with a communication module, memory, and specific algorithms to classify states as good, poor, blocked, or sluggish, enabling dynamic network adaptation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If conventional network state identification methods are used, then the network selection process is simple, but the accuracy of communication state assessment is poor

Engineering Contradiction:
Improvecommunication state assessment accuracyVSAvoidnetwork state identification complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent segments network state identification into multiple protocol layers (physical layer, data link layer, network layer, transport layer) and analyzes specific parameters at each layer. This segmentation enables comprehensive communication state assessment by examining individual protocol states separately and collectively, improving measurement precision without overwhelming system complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces a multi-dimensional analysis approach by evaluating network state across different protocol layers simultaneously. Instead of relying on a single metric, it considers physical layer signal quality, data link layer connection status, network layer IP configuration, and transport layer TCP/UDP states, creating a comprehensive multi-dimensional communication state profile.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Productivity

If transport protocol state analysis is implemented, then network state identification efficiency is improved, but the processing complexity increases

Engineering Contradiction:
Improvenetwork state identification efficiencyVSAvoidprotocol state analysis complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent performs preliminary analysis of transport protocol states (TCP connection states, UDP port states) before making network selection decisions. By pre-evaluating protocol layer states and storing them for reference, the system prepares communication state data in advance, enabling faster and more accurate network state identification when needed without excessive processing complexity during critical decision moments.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11432214B2Method for network state identification and electronic device therefor
Publication Date: 2022.08.30 SAMSUNG ELECTRONICS CO LTD
  • US11432214B2 patent drawing
  • US11432214B2 patent drawing
  • US11432214B2 patent drawing

AI summary

An electronic device according to various embodiments of the present invention can include a method comprising the steps of: identifying the state of a transport protocol; determining a communication state of the electronic device on the basis of the state of the transport protocol; and changing a network on the basis of the communication state. Other embodiments are also possible.