Remote Unit Network Discovery Through Selective Registration
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Solution Overview
Problem
Remote units in wireless communication networks may be subscribed to only one network out of multiple available networks, leading to challenges in discovering and connecting to the correct network for internet-of-things devices.
Innovation Solution
A method and apparatus for transmitting and receiving messages to determine a list of available networks, including a discovery indication and registration requests, utilizing encryption keys for secure communication, and utilizing a database to correlate device identities with network subscriptions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Device complexity
If a remote unit is subscribed to only one network out of multiple available networks, then network subscription management is simplified, but network discovery and connection efficiency deteriorate
Solution Approach 1:
The system performs preliminary actions by pre-configuring the remote unit with a list of allowed networks and their identifiers before the device needs to connect. The network entity maintains subscription information in advance, enabling the remote unit to quickly identify suitable networks without complex real-time decision-making, thus resolving the contradiction between simplified management and efficient discovery.
2Adaptability or versatility
If the remote unit transmits multiple registration requests to different networks, then network discovery capability is improved, but communication overhead and time consumption increase
Solution Approach 1:
The system applies partial action by having the remote unit transmit registration requests selectively rather than exhaustively to all possible networks. The device uses the received list of allowed networks to target only relevant networks for registration attempts, avoiding unnecessary communications with networks where the device is not subscribed, thus balancing discovery capability with time efficiency.
3Measurement precision
If the system provides detailed network information to the remote unit, then network selection accuracy is improved, but information processing complexity increases
Solution Approach 1:
The system extracts only the essential network identification information (network identifiers and list of allowed networks) that the remote unit needs for registration, rather than providing comprehensive network details. This selective extraction maintains accurate network selection while minimizing the information processing burden on the remote unit, resolving the contradiction between selection accuracy and processing complexity.
Data Source
AI summary
Apparatuses, methods, and systems are disclosed for indicating a network for a remote unit. One method includes transmitting a first message including a first registration request from a remote unit. The first message includes a discovery indication indicating that the remote unit is attempting to discover a network configured for use by the remote unit. The method includes receiving a second message including a list of networks configured for use by the remote unit. The second message is received in response to transmitting the first message. The method includes transmitting a third message including a second registration request from the remote unit. The second registration request includes an indication of a network selected from the list of networks configured for use by the remote unit.