17887170. TECHNIQUES FOR MITIGATING INTER-USER EQUIPMENT (UE) INTERFERENCE IN WIRELESS COMMUNICATIONS simplified abstract (QUALCOMM Incorporated)

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TECHNIQUES FOR MITIGATING INTER-USER EQUIPMENT (UE) INTERFERENCE IN WIRELESS COMMUNICATIONS

Organization Name

QUALCOMM Incorporated

Inventor(s)

Qian Zhang of Basking Ridge NJ (US)

Yan Zhou of San Diego CA (US)

Tao Luo of San Diego CA (US)

TECHNIQUES FOR MITIGATING INTER-USER EQUIPMENT (UE) INTERFERENCE IN WIRELESS COMMUNICATIONS - A simplified explanation of the abstract

This abstract first appeared for US patent application 17887170 titled 'TECHNIQUES FOR MITIGATING INTER-USER EQUIPMENT (UE) INTERFERENCE IN WIRELESS COMMUNICATIONS

Simplified Explanation

The patent application relates to mitigating interference between user equipment (UE) by using sensing signals from serving network nodes.

  • Measurement of signal metric from downlink transmission of victim serving network node for victim UE.
  • Decision to transmit or refrain from transmitting uplink transmission to serving network node of aggressor UE based on comparison with threshold for inter-UE cross link interference.
  • Measurement of signal metric from downlink control information (DCI) of aggressor network node scheduling uplink transmission for aggressor UE.
  • Decision to receive or refrain from receiving downlink transmission from serving network node of victim UE based on comparison with threshold for inter-UE cross link interference.

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      1. Potential Applications
  • Wireless communication networks
  • Cellular networks
  • Internet of Things (IoT) devices
      1. Problems Solved
  • Interference between user equipment
  • Efficient spectrum utilization
  • Improved network performance
      1. Benefits
  • Reduced interference for better signal quality
  • Enhanced network capacity
  • Improved overall network efficiency


Original Abstract Submitted

Aspects described herein relate to mitigating interference between user equipment (UE) based on sensing signals from serving network nodes. In some aspects, a signal metric of a downlink transmission from a victim serving network node that serves a victim UE can be measured, and an uplink transmission can be transmitted or refrained from transmitting to a serving network node that serves the aggressor UE based on comparing the signal metric to a threshold related to inter-UE cross link interference. In other aspects, a signal metric of a downlink control information (DCI) from an aggressor network node that schedules uplink transmission for an aggressor UE can be measured and a downlink transmission can be received or refrained from receiving from a serving network node that serves the victim UE based on comparing the signal metric to a threshold related to inter-UE cross link interference.