Mobile Terminal Function Control in Secure Zones

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Solution Overview

Problem

Conventional methods for restricting camera and data transmission functions in secure zones on mobile communication terminals inadvertently disable other essential functions, causing user inconvenience and potentially violating privacy.

Innovation Solution

A system and method that includes a function control apparatus and mobile communication terminal, where the apparatus requests and generates a restricted function list upon detecting entry into a secure zone, and the terminal updates its function list to deactivate specific functions, allowing other functions to remain accessible.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional methods prohibit users from carrying mobile communication terminals into predetermined secure zones, then camera and data transmission functions are prevented from being used, but other essential functions such as communication, text transmission, address book, planner, and alarm functions are also deprived, causing unnecessary user inconvenience

Engineering Contradiction:
ImprovesecurityVSAvoiduser convenience
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent segments the mobile terminal's functions by creating a separate function control list that identifies specific functions (camera, data transmission) to be deactivated in secure zones, while allowing other functions to remain operational. This segmentation resolves the contradiction by selectively restricting only necessary functions rather than all functions simultaneously.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent applies local quality by implementing zone-specific function control where the function control list is generated and applied only when the terminal enters a predetermined secure zone. Different locations have different function restriction profiles, allowing communication functions to work normally in non-secure areas while being restricted only in secure zones.

Inventive Principle:
Principle #3Local quality

2Reliability

If conventional methods utilize satellite or predetermined devices to restrict functions in predetermined zones, then camera and data transmission functions can be controlled, but individuals' private lives may be violated

Engineering Contradiction:
Improvesecurity controlVSAvoidprivacy violation
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The patent implements self-service by enabling the mobile terminal to autonomously manage its own function control list. The terminal stores the function control list locally and automatically deactivates specified functions when entering secure zones without requiring external satellite or predetermined devices, thereby protecting user privacy while maintaining security control.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent extracts the function control mechanism from external satellite or predetermined devices and relocates it into the mobile terminal itself. The function control list is stored and managed within the terminal's memory, removing the need for external monitoring infrastructure that could potentially violate privacy.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS7693545B2System and method for controlling functions of mobile communication terminal in a restricted zone
Publication Date: 2010.04.06 SAMSUNG ELECTRONICS CO LTD
  • US7693545B2 patent drawing
  • US7693545B2 patent drawing
  • US7693545B2 patent drawing

AI summary

Disclosed are a system and a method for controlling functions of a mobile communication terminal when in a predetermined zone. The system includes a function control apparatus for requesting a function list stored in the mobile communication terminal when detecting that the mobile communication terminal has entered a predetermined zone, indicating functions to be deactivated and generating a first function control list when the function list is received from the mobile communication terminal, and transmitting the first function control list to the mobile communication terminal; and the mobile communication terminal for transmitting the function list to the function control apparatus in response to the request for the function list received from the function control apparatus, and updating the stored function list in accordance with the first function control list when the first function control list is received from the function control apparatus.