5G Paging Message Positioning Across Four Resource Domains
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Solution Overview
Problem
In 5G mobile communication systems, the use of high-frequency communication and large-scale antennas leads to issues such as link vulnerability and paging collisions, causing user equipment to fail in receiving data due to overlapping paging messages.
Innovation Solution
A method is provided to determine the position of paging messages on communication resources, ensuring that consecutive paging messages use different time-domain, frequency-domain, spatial-domain, and code-domain resources, thereby avoiding collisions.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If beam-sweeping is used to transmit paging messages in 5G high-frequency communication, then link reliability is improved, but paging collisions occur causing user equipment to fail receiving data
Solution Approach 1:
The patent extends the paging resource allocation from traditional time-domain only to four-dimensional space including time-domain, frequency-domain, spatial-domain, and code-domain resources. By distributing paging messages across multiple dimensions, the patent avoids collisions while maintaining beam-sweeping reliability in 5G high-frequency communication systems.
Solution Approach 2:
The patent segments paging resources into four independent domains (time, frequency, spatial, code), allowing paging messages to be separated across different dimensions. This segmentation prevents overlapping of consecutive paging messages by ensuring each paging message occupies distinct resource combinations across all four domains.
2Device complexity
If LTE paging calculation method is used in 5G NR with beam-sweeping, then paging message transmission is simplified, but consecutive paging occasions overlap causing data reception failure
Solution Approach 1:
The patent introduces frequency-domain, spatial-domain, and code-domain dimensions to the traditional time-domain paging calculation. This multi-dimensional approach resolves overlapping paging occasions by distributing them across additional resource dimensions, maintaining simplicity while ensuring reliable data reception in 5G NR beam-sweeping scenarios.
Solution Approach 2:
The patent dynamically allocates paging resources across four dimensions based on system conditions and beam-sweeping requirements. This dynamic resource allocation adapts to varying network conditions while preventing paging occasion overlaps, resolving the contradiction between calculation simplicity and reception reliability.
Data Source
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AI summary
A method of determining a position of a paging message, a communication device, a network-side device, and a user equipment are provided. The method of determining a position of a paging message includes determining a position of a paging message on a communication resource, where the location causes paging occasions of two consecutive paging messages to use different communication resources, and the communication resource includes at least one of following: a time-domain resource, a frequency-domain resource, a spatial domain resource, a code-domain resource.