Mobile Terminal Fixed Network Access Module

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Solution Overview

Problem

Mobile terminals are unable to utilize wired communication modes, leading to resource wastage and environmental and health hazards due to the reliance on radio waves for communication, even when users are in areas with fixed telephone network access.

Innovation Solution

A mobile terminal with a fixed communication network access processing module, comprising a central processor, fixed network access control module, frequency shift keying processing module, call processing module, and electronic switch module, allowing it to connect with analogue subscriber lines for voice and signaling transmission, thereby utilizing fixed network resources for communication.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If mobile terminals rely on radio waves for communication, then communication flexibility is maintained, but resource wastage and environmental/health hazards occur when wired access is available

Engineering Contradiction:

Improvecommunication flexibilityVSAvoidresource wastage

Core Design Contradiction:

Adaptability or versatilityVSLoss of energy

Solution Approach 1:

The mobile terminal dynamically switches between mobile and fixed network access modes based on availability. The system monitors network conditions and automatically selects the appropriate access mode, transitioning from radio wave-based communication to wired communication when fixed network access is detected, thereby reducing resource wastage while maintaining flexibility

Inventive Principle:

Principle #15Dynamics

Solution Approach 2:

The terminal changes its communication parameter state by detecting the presence of fixed network access resources. When wired access is available, the system changes its operational parameter to utilize fixed network communication instead of mobile radio communication, optimizing resource usage while preserving adaptability

Inventive Principle:

Principle #35Parameter changes

2Reliability

If mobile terminals use radio waves for communication, then communication capability is maintained, but harmful effects on health and environment occur

Engineering Contradiction:

Improvecommunication capabilityVSAvoidhazard to health

Core Design Contradiction:

ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The system introduces a network access detection mechanism as an intermediary that identifies available fixed network resources. This intermediary component enables the terminal to switch communication modes based on environmental conditions, reducing radio wave exposure while maintaining reliable communication capability through the fixed network when available

Inventive Principle:

Principle #24Intermediary (Mediator)

3Device complexity

If mobile terminals are designed without fixed network access, then device simplicity is maintained, but inability to utilize wired communication resources occurs

Engineering Contradiction:

Improveterminal structureVSAvoidcommunication mode flexibility

Core Design Contradiction:

Device complexityVSAdaptability or versatility

Solution Approach 1:

The mobile terminal is designed with multi-functionality to support both mobile and fixed network access. By integrating fixed network access processing modules into the existing mobile terminal architecture, the system achieves universal communication capability across different network types without requiring separate devices, thereby enhancing adaptability while managing complexity through consolidation

Inventive Principle:

Principle #6Universality (Multi-functionality)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This solution enables the convergence of mobile and fixed communication networks, reducing the use of radio waves and conserving resources while ensuring safe and efficient communication.

Implementation Method 1

a frequency shift keying processing module connected with the central processor, and configured to identify a signaling from the connected analogue subscriber line and send the signaling from the connected analogue subscriber line to the central processor

Methodology Applied

Scientific EffectFrequency shift keying: Phase Modulation

Data Source

PatentUS9148909B2Mobile terminal

Publication Date: 2015.09.29 ZTE CORP

AI summary

The disclosure provides a mobile terminal, comprising: a fixed network access control module, configured to connect mobile terminal with analogue subscriber line and notify central processor that the mobile terminal is connected with fixed telephone network when analogue subscriber line is connected with analogue subscriber line interface, a frequency shift keying processing module, configured to identify the signaling from the analogue subscriber line, then send the signaling to the central processor, and to identify the signaling from the central processor, and then send the signaling to the analogue subscriber line, a call processing module, configured to extract the voice signal from the analogue subscriber line and send the voice signal to the voice output device of the mobile terminal to be played, and send the voice signal from the user to the analogue subscriber line, a mobile communication module, and a central processor.