18548430. LATENCY TRIGGERED SIDELINK RESOURCE RESELECTION simplified abstract (QUALCOMM Incorporated)

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LATENCY TRIGGERED SIDELINK RESOURCE RESELECTION

Organization Name

QUALCOMM Incorporated

Inventor(s)

Guibing Gu of Shanghai (CN)

Jintao Hou of Beijing (CN)

Cheol Hee Park of San Diego CA (US)

Hongjin Guo of Beijing (CN)

Abha Khosla of San Diego CA (US)

LATENCY TRIGGERED SIDELINK RESOURCE RESELECTION - A simplified explanation of the abstract

This abstract first appeared for US patent application 18548430 titled 'LATENCY TRIGGERED SIDELINK RESOURCE RESELECTION

Simplified Explanation

The present disclosure provides techniques for sidelink communications, specifically focusing on monitoring latency and triggering transmit resource selection based on the latency exceeding a threshold.

  • Explanation:
 - Method for UE to monitor latency between packet arrival time and OTA packet transmission time
 - Latency calculation based on reserved subframes for SLSS and configured subframe bitmap
 - Triggering transmit resource selection when latency exceeds threshold
  • Potential Applications:
 - Improving reliability and efficiency of sidelink communications in wireless networks
 - Enhancing coordination and synchronization between UEs for better data transmission
  • Problems Solved:
 - Addressing latency issues in sidelink communications
 - Optimizing resource allocation for improved performance
  • Benefits:
 - Increased reliability and speed of data transmission
 - Enhanced overall performance of wireless networks
  • Potential Commercial Applications:
 - Telecom companies for improving network efficiency
 - IoT devices for seamless communication in smart environments
  • Possible Prior Art:
 - Prior art related to latency monitoring in wireless communications
 - Existing techniques for resource allocation in wireless networks
    1. Unanswered Questions
      1. How does this method impact battery life of UEs?

The abstract does not mention the potential impact of this method on the battery life of user equipment. It would be important to understand if increased monitoring and triggering of transmit resource selection have any implications for power consumption.

      1. What are the specific threshold values for latency triggering?

The abstract mentions triggering transmit resource selection when latency exceeds a threshold, but it does not specify the exact threshold values. Understanding the criteria for determining these thresholds would provide more insight into the practical implementation of this method.


Original Abstract Submitted

Certain aspects of the present disclosure provide techniques for sidelink communications. A method that may be performed by a user equipment (UE) includes monitoring a latency between a packet arrival time from an upper layer at the UE and an over-the-air (OTA) packet transmission time. The latency is based at least in part on, a first number of subframes reserved for a sidelink synchronization signal (SLSS) and/or a second number of subframes reserved based on a configured subframe bitmap. The method includes triggering a transmit resource selection at the UE when the latency exceeds a threshold latency.