Paging Occasion Determination for 5G UE Energy Efficiency
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Solution Overview
Problem
Current wireless communication systems face challenges in efficiently managing paging reception and transmission, particularly in 5G networks, due to increased data traffic and the need for improved radio interface efficiency and coverage.
Innovation Solution
The implementation of user equipment (UE) and base station (BS) apparatuses and methods that include transceivers and processors to determine and monitor specific paging occasions for receiving and transmitting paging information, optimizing the efficiency of paging operations in wireless networks.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If paging occasions are monitored continuously to ensure reliable paging reception, then paging reliability is improved, but energy consumption increases
Solution Approach 1:
The patent implements periodic paging occasion monitoring where UEs wake up at predetermined time intervals to check for paging messages, then return to sleep mode. This periodic action ensures reliable paging reception when needed while significantly reducing energy consumption compared to continuous monitoring. The network dynamically adjusts paging occasion timing based on UE activity patterns and paging probability.
Solution Approach 2:
The patent applies preliminary action by having UEs pre-configured with paging occasion information through system information blocks before actual paging occurs. UEs calculate and prepare their paging monitoring schedule in advance based on their identity and network configuration, eliminating the need for real-time decision-making and reducing processing energy during actual paging monitoring.
2Speed
If paging monitoring frequency is increased to improve paging responsiveness, then paging speed is improved, but device complexity increases
Solution Approach 1:
The patent reduces UE complexity by having the network pre-configure paging occasion parameters including timing, frequency, and patterns through system information blocks. UEs simply follow pre-calculated schedules without complex real-time calculations, significantly simplifying UE architecture while maintaining fast paging responsiveness. The network handles the complexity of dynamic scheduling rather than the UE.
Solution Approach 2:
The patent implements feedback mechanisms where the network monitors paging success rates and UE behavior patterns, then adjusts paging occasion configurations accordingly. This feedback loop allows optimization of paging speed without increasing UE complexity, as adjustments are made at the network level based on observed performance metrics.
3Productivity
If paging transmission is optimized for high data traffic scenarios, then system capacity is improved, but network complexity increases
Solution Approach 1:
The patent segments the paging system into multiple paging occasions distributed across different time slots and frequency resources. This segmentation allows the network to handle high data traffic by parallelizing paging operations across multiple occasions rather than relying on a single complex paging mechanism. Each paging occasion can be independently managed, reducing overall network complexity while increasing system capacity.
Solution Approach 2:
The patent implements dynamic paging occasion allocation where the network can flexibly adjust paging parameters based on current traffic conditions and network load. This dynamic adaptation allows the system to optimize capacity during high traffic periods without requiring complex static configurations, as the network can respond in real-time to changing conditions through pre-configured flexible parameters.
Data Source
AI summary
The user equipment (UE) includes a transceiver configured to receive information indicating a paging occasion, from a plurality of paging occasions, for receiving paging. The UE further includes a processor operably coupled to the transceiver. The processor is configured to determine the paging occasion for receiving paging based on the information. The transceiver is further configured to monitor the determined paging occasion for receiving paging.