Handheld Device Automatic Mobile Number Update
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Solution Overview
Problem
Existing handheld electronic devices lack the capability to automatically update a user's mobile phone number in an organization's global address list, leading to potential inaccuracies and outdated contact information.
Innovation Solution
A method and improved handheld electronic device that monitors changes in SIM card information, such as mobile phone numbers, and sends updates to the organization's computer system for inclusion in the global address list, ensuring that contact entries remain current.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If mobile phone number information is stored on SIM card that can be modified by user outside organization control, then user can change mobile phone number independently, but mobile phone number information cannot be reliably kept up to date in global address list
Solution Approach 1:
The system implements automatic feedback by monitoring SIM card for number changes and triggering updates to the global address list. When a user changes their mobile phone number on the SIM card, the handheld device automatically detects this change and sends an update message to the organization's computer system, which then updates the global address list without requiring manual intervention from the user.
Solution Approach 2:
The system enables self-service by allowing the user's handheld device to automatically perform the update function without requiring manual action. The device autonomously monitors the SIM card, detects number changes, generates update messages, and transmits them to the organization's system, eliminating the need for users to manually notify the organization of number changes.
2Reliability
If manual updating of contact information is required, then organization can maintain control over address list accuracy, but users must manually notify organization of number changes which is inconvenient
Solution Approach 1:
The system enables self-service by allowing the user's handheld device to automatically perform the update function without requiring manual action. The device autonomously monitors the SIM card, detects number changes, generates update messages, and transmits them to the organization's system, eliminating the need for users to manually notify the organization of number changes.
Solution Approach 2:
The system implements automatic feedback by monitoring SIM card for number changes and triggering updates to the global address list. When a user changes their mobile phone number on the SIM card, the handheld device automatically detects this change and sends an update message to the organization's computer system, which then updates the global address list without requiring manual intervention from the user.
3Reliability
If mobile phone number is not included in global address list, then organization system security is maintained, but users cannot access accurate mobile phone numbers through address lookup
Solution Approach 1:
The system uses the handheld device as an intermediary that bridges the SIM card and the global address list. The device monitors the SIM card for number changes and automatically transmits updates to the organization's computer system, which then updates the global address list. This intermediary approach allows mobile phone number information to be included in the address list while maintaining security through automated, controlled updates rather than direct user access or manual processes.
Data Source
AI summary
A method of updating information included in a handheld device user's contact entry included in a global address list wherein the device stores information of a first type, such as a mobile phone, SMS or MMS number or a PIN. The method includes determining whether the information of a first type has been modified from a first stored piece of information to a second stored piece of information, and generating a message including the second stored piece of information and sending the message to a computer system of the organization if it is determined that the information of a first type has been modified. The computer system stores the second stored piece of information in response to receipt of the message by the computer system for subsequent access by a requesting party. Also provided is an improved handheld electronic device having one or more routines adapted to implement the method.


