UE Out-of-Order Processing for Priority-Based Channel Handling
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Solution Overview
Problem
In wireless communication systems, user equipment (UE) faces challenges in efficiently processing out-of-order transmissions due to overlapping transmission resources and varying priorities between downlink and uplink channels, leading to potential errors and inefficiencies.
Innovation Solution
The UE detects overlapping transmission resources and prioritizes channels based on their priority, suspending processing of lower-priority channels to extend the processing time of higher-priority channels, ensuring that uplink transmissions are handled out-of-order according to their priority and resource availability.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If the UE processes channels in strict chronological order, then processing simplicity is maintained, but communication efficiency deteriorates when high-priority channels arrive later
Solution Approach 1:
The patent implements dynamic channel processing by allowing the UE to adaptively change processing order based on priority indicators. When a high-priority channel is detected, the system dynamically suspends lower-priority channel processing and reallocates resources, transforming a static chronological processing system into a flexible priority-based system that optimizes communication efficiency without requiring complete redesign of the processing architecture
Solution Approach 2:
The patent applies preliminary action by having the UE detect priority indicators and preemptively suspend lower-priority channel processing before actually processing the high-priority channel. This advance preparation ensures that when high-priority data arrives, the processing resources are already allocated and ready, eliminating delays that would occur if resource allocation happened after the contradiction manifested
2Reliability
If the UE suspends processing of lower-priority channels to handle higher-priority channels, then channel priority handling is improved, but processing time for suspended channels increases
Solution Approach 1:
The patent implements feedback mechanisms where the UE continuously monitors the status of suspended channels and the completion of high-priority channel processing. Once the high-priority channel processing is complete, the system receives feedback about the suspended channel state and automatically resumes processing, ensuring that priority handling reliability is maintained while minimizing the time loss through active monitoring and immediate resumption
Solution Approach 2:
The patent applies periodic action by having the UE periodically check the status of suspended channels and the availability of processing resources. This periodic monitoring allows the system to resume suspended channel processing as soon as resources become available, rather than waiting for a fixed time interval, thereby reducing overall processing delay while maintaining reliable priority handling
3Manufacturing precision
If the UE extends minimum procedure timing for higher-priority channels, then processing accuracy is improved, but overall transmission time increases
Solution Approach 1:
The patent implements local quality by extending minimum procedure timing only for high-priority channels that require enhanced processing accuracy, while maintaining standard timing for other channels. This selective extension of processing time to specific channels that need it ensures processing accuracy is improved where necessary without unnecessarily increasing the transmission duration of all channels
Data Source
AI summary
Methods, systems, and devices for wireless communications at a user equipment (UE) are described. Techniques are described herein for performing out-of-order processing. The UE may receive a first downlink channel at a first time and a second downlink channel at a second time. The UE may determine that a priority of the second downlink channel is different (e.g., higher) than a priority of the first downlink channel. The UE may determine that a first uplink transmission associated with the first downlink channel is to be transmitted after a second uplink transmission associated with the second channel based on the different priorities. The UE may set one or more operations based on these determinations. In some cases, the UE may suspend processing the of the first downlink channel to process the second downlink channel.