Mobile Station System Information Acquisition Segmentation
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Solution Overview
Problem
Current mobile communication systems face delays in acquiring system information, inefficient bandwidth use, and lack of flexibility in broadcasting system information, which negatively impact user experience and efficiency.
Innovation Solution
A method for acquiring system information by mobile stations, where part of the information is obtained before or after access to the network, with the network indicating which information to acquire, using dedicated channels and adapting information based on user and system requirements, allowing for optimized and on-demand data transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If system information is broadcast to all mobile stations, then all mobile stations can acquire system information, but acquisition time increases and bandwidth is wasted
Solution Approach 1:
The system information is segmented into two categories: access-related system information (acquired before access) and non-access-related system information (acquired after access). This segmentation allows mobile stations to acquire only necessary information at each stage, reducing overall acquisition time and avoiding bandwidth waste for information not immediately needed.
Solution Approach 2:
Access-related system information is acquired before access to the network, preparing the mobile station in advance with essential information needed for the access process. This preliminary action reduces the time required during the actual access and call establishment phases.
2Loss of information
If all system information is acquired before access, then complete information is available, but acquisition time increases and user experience deteriorates
Solution Approach 1:
System information is divided into access-related and non-access-related categories. Access-related information is acquired before access to ensure completeness for the access process, while non-access-related information is acquired after access, reducing the time impact on user experience while maintaining information completeness.
Solution Approach 2:
Only the necessary access-related system information is acquired before access, providing preliminary preparation without requiring all system information. This selective preliminary action reduces acquisition time while maintaining sufficient information completeness for access and initial operation.
3Reliability
If system information is broadcast continuously, then information is always available, but bandwidth efficiency decreases
Solution Approach 1:
System information is segmented into access-related and non-access-related parts, transmitted at different times through different channels. This segmentation ensures that critical information is always available when needed (maintaining reliability) while avoiding continuous transmission of all information (improving bandwidth efficiency).
Solution Approach 2:
The network uses different transmission channels as intermediaries: broadcast channel for access-related information and dedicated channel for non-access-related information. This intermediary approach ensures reliable delivery of essential information while efficiently managing bandwidth by transmitting detailed information only when specifically requested.
Data Source
AI summary
One of the different objects of the present invention is The method for acquiring system information by a mobile station in a mobile radiocommunication system, including a step of: acquiring part of system information on or after access to the network for establishing or re-establishing a radio connection.