Mobile Terminal Security Mode Switching to Block Uplink Data
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Solution Overview
Problem
Mobile terminals are vulnerable to information theft due to eavesdropping methods, as they can inadvertently transmit sensitive information even when in silent mode, posing a risk to individual and corporate privacy.
Innovation Solution
A control method and device for mobile terminals that switches the device to a security mode, disabling service data transmission to the base station and allowing only signal reception, thereby preventing unauthorized access and eavesdropping by disabling the uplink service channel and requiring password verification for mode changes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If the mobile terminal transmits service data to the base station, then the communication function is improved, but the information security deteriorates due to potential eavesdropping and data theft
Solution Approach 1:
The patent implements a dynamic security mode switching mechanism that allows the mobile terminal to transition between normal mode and security mode. In normal mode, full communication functions are available. In security mode, the terminal disables uplink service data transmission while maintaining downlink signal reception. This dynamic adjustment of transmission capabilities based on security requirements resolves the contradiction between communication functionality and information security.
2Object-generated harmful factors
If the mobile terminal is set to silent mode, then the noise disturbance is reduced, but the privacy protection is insufficient as meeting contents can still be leaked
Solution Approach 1:
The patent segments the communication functions into different modes: normal mode with full transmission capabilities, and security mode with restricted transmission. By dividing the operational states and implementing distinct transmission control policies for each, the system can reduce noise disturbance in meeting scenarios while simultaneously strengthening privacy protection through disabled uplink transmission in security mode.
3Object-affected harmful factors
If the terminal disables signal transmission function, then the information security is improved, but the communication capability deteriorates
Solution Approach 1:
The patent implements a dynamic security mode switching mechanism that allows the mobile terminal to transition between normal mode and security mode. In normal mode, full communication functions are available. In security mode, the terminal disables uplink service data transmission while maintaining downlink signal reception. This dynamic adjustment of transmission capabilities based on security requirements resolves the contradiction between communication functionality and information security.
Data Source
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AI summary
The present invention relates to the field of mobile communications, and provides a control method and device of a mobile terminal, and the mobile terminal. The control method of a mobile terminal comprises: a control device of a mobile terminal receiving a first switching instruction that instructs switching the mobile terminal to a security mode; and the control device of the mobile terminal performing control processing on the mobile terminal according to the first switching instruction, and switching the mobile terminal to the security mode, so that the mobile terminal does not send service data to a base station. The technical solution of the present invention can effectively protect the information security of the mobile terminal.