Provisioned Talkgroup Identifier Discovery in Dispatch Networks
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Solution Overview
Problem
Users of wireless communication devices often forget or are unaware of their provisioned talkgroup identifiers, leading to frustration and inefficiency when trying to join specific talkgroups, especially as the number of provisioned talkgroups increases, requiring them to contact customer care centers for information.
Innovation Solution
Implementing a method and system where user devices can request and receive a list of provisioned talkgroup identifiers from the network, either through a user-initiated request or automatically, using new message types like PTIR and TILUM, allowing users to access and store this information over-the-air.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If users manually input talkgroup identifiers to join talkgroups, then users can access specific talkgroups, but users experience frustration and inefficiency when forgetting identifiers or when the number of provisioned talkgroups increases
Solution Approach 1:
The system enables users to self-retrieve their provisioned talkgroup identifiers through a request-response mechanism. When a user initiates a discovery request, the network automatically responds with the user's provisioned talkgroup identifiers, eliminating the need for manual input or customer care assistance. This self-service approach directly resolves the contradiction by making talkgroup joining easier while reducing time loss.
2Loss of information
If users contact customer care centers to retrieve talkgroup identifier information, then users obtain the required information, but network efficiency decreases and user delays increase
Solution Approach 1:
The network acts as an intermediary that automatically provides talkgroup identifier information to users through a standardized request-response protocol. Instead of users contacting customer care centers, the system introduces a direct communication channel between the user device and network, where the network mediates by automatically retrieving and transmitting the required identifier information. This eliminates the need for human customer care intervention, maintaining information availability while significantly improving network efficiency and reducing user delays.
3Ease of operation
If the system provides automated talkgroup identifier discovery through new message types, then user experience is enhanced and network efficiency improves, but device and network complexity increases
Solution Approach 1:
The patent implements universal message types (discovery request and discovery response messages) that can be used across different user devices and network configurations. These standardized messages serve multiple functions: they work for individual users, support multiple talkgroups per user, and integrate with existing network infrastructure. By creating a universal messaging framework rather than device-specific solutions, the system enhances user experience while minimizing the increase in complexity through standardization and reusability.
Data Source
AI summary
A method, system, and user device are provided for provisioned talkgroup identifier discovery in a dispatch or similar network, in which a user is provided with a list of talkgroups provisioned for the user device. In some embodiments a new request message sent from the user device is implemented to effect a response from the network providing the information. In other embodiments the provision of the information is provided by a new message automatically sent from the network to the user device at a specific time. In yet other embodiments, the user device attempts to join every group to test which groups are provisioned for it.