Telephone Switching Device Dynamic Extension Assignment
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Solution Overview
Problem
In free address offices where the number of installed telephones is less than the number of users, existing systems struggle to allow all users to flexibly use a single telephone terminal, as they lack the capability for real-time, flexible adjustment of line information while ensuring security.
Innovation Solution
A telephone switching system that includes a multi-function telephone with personal authentication capabilities, connected to a telephone exchange and personal authentication system, allowing automatic registration and sharing of extension numbers among users, enabling multiple users to share a single telephone by securely managing and changing line information in real-time.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a single telephone terminal is installed in a free address office, then the device complexity is reduced and communication costs are lowered, but the reliability of ensuring all users can access the telephone deteriorates when the number of users exceeds the number of installed telephones
Solution Approach 1:
The system dynamically assigns extension numbers to users based on real-time authentication. When a user logs in, the telephone switching device dynamically allocates an available extension number from the pool of registered users, allowing flexible and reliable access regardless of the physical number of telephones installed.
Solution Approach 2:
The telephone switching device acts as an intermediary between the limited number of physical telephones and the larger number of users. It manages the mapping between users and extension numbers, enabling multiple users to share a limited number of telephones reliably through centralized control and dynamic assignment.
2Ease of operation
If extension numbers are fixed to specific telephones, then the ease of operation is improved for dedicated usage, but the adaptability to allow multiple users to share telephones flexibly deteriorates
Solution Approach 1:
The system transitions from static extension number assignment to dynamic assignment. Extension numbers are no longer fixed to specific physical telephones but are dynamically allocated based on user authentication status, allowing any user to access any telephone while maintaining the convenience of dedicated usage through automated assignment.
Solution Approach 2:
The telephone switching device provides universal access by allowing multiple users to be associated with multiple extension numbers that can be assigned to any physical telephone. This multi-functional system enables both dedicated usage patterns and flexible sharing depending on user needs and availability.
3Manufacturing precision
If manual configuration of extension numbers is performed, then the manufacturing precision of system setup is improved, but the productivity of system adaptation deteriorates when environment changes require reconfiguration
Solution Approach 1:
The telephone switching device performs self-configuration by automatically receiving user registration information from the personal authentication system and dynamically assigning extension numbers without manual intervention. This eliminates the need for specialized personnel to reconfigure the system when environment changes occur, maintaining both accuracy and adaptability.
Solution Approach 2:
The system implements feedback mechanisms where the personal authentication system provides user registration information to the telephone switching device, which then automatically adjusts extension number assignments. This closed-loop feedback enables rapid adaptation to environmental changes while maintaining configuration accuracy through automated processing.
Data Source
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AI summary
A telephone switching device (10) according to the present disclosure includes a storage unit (11) that stores a registration table (11a) registering a plurality of personal telephone numbers for each telephone terminal, an acquisition unit (12) that acquires an authentication result of a user with respect to the telephone terminal, a registration unit (13) that registers the telephone terminal and a personal telephone number of the user in the registration table (11a) in association with each other, according to the acquired authentication result, and a control unit (14) that controls incoming/outgoing calls using the personal telephone number of the user in the telephone terminal, based on the registered registration table (11a).