18542325. SIDELINK COMMUNICATION RELIABILITY simplified abstract (QUALCOMM Incorporated)

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SIDELINK COMMUNICATION RELIABILITY

Organization Name

QUALCOMM Incorporated

Inventor(s)

Xiaojie Wang of Hillsborough NJ (US)

Piyush Gupta of Bridgewater NJ (US)

Jing Sun of San Diego CA (US)

Lik Hang Silas Fong of Bridgewater NJ (US)

SIDELINK COMMUNICATION RELIABILITY - A simplified explanation of the abstract

This abstract first appeared for US patent application 18542325 titled 'SIDELINK COMMUNICATION RELIABILITY

Simplified Explanation

The patent application describes methods, systems, and devices for improving sidelink communication reliability in wireless communications.

  • User equipment (UE) may map allocated sidelink resources from a logical domain to a physical domain, increasing frequency diversity.
  • Sidelink communications may be associated with an aggregation factor representing the number of repetitions of a communication to increase reliability.
  • A UE may repeat a sidelink communication within a contention-based resource pool before receiving feedback.
  • Sidelink communications between UEs may use resource mapping or repetitions for improved reliability.

Potential Applications

The technology described in the patent application could be applied in various industries and scenarios, including:

  • Public safety communications
  • Internet of Things (IoT) devices
  • Vehicle-to-vehicle communication systems

Problems Solved

The technology addresses the following issues:

  • Enhancing sidelink communication reliability
  • Increasing frequency diversity in the physical domain
  • Improving communication performance in contention-based resource pools

Benefits

The benefits of this technology include:

  • Enhanced communication reliability
  • Improved signal quality
  • Increased efficiency in resource allocation

Potential Commercial Applications

The technology could be commercially applied in:

  • Telecommunications companies
  • IoT device manufacturers
  • Automotive industry for connected vehicle systems

Possible Prior Art

One possible prior art related to this technology is the use of frequency diversity in wireless communications to improve signal quality and reliability.

Unanswered Questions

How does this technology impact battery life in UEs?

The patent application does not specifically address the potential impact of increased repetitions or resource mapping on the battery life of user equipment. It would be interesting to know if there are any optimizations in place to mitigate any potential negative effects on battery performance.

Are there any limitations to the number of repetitions for increased reliability?

The patent application mentions that a UE may repeat a sidelink communication within a contention-based resource pool a number of times before receiving feedback. It would be useful to understand if there are any limitations or drawbacks to increasing the number of repetitions for improved reliability.


Original Abstract Submitted

Methods, systems, and devices for wireless communications are described for improving sidelink communication reliability. In some examples, a user equipment (UE) may map allocated sidelink resources from a logical domain to a physical domain, where the mapped resources may include greater frequency diversity in the physical domain A frequency range of a sidelink control channel or of a sidelink data channel may be greater in the physical domain than in the logical domain after the mapping. In some examples, sidelink communications may be associated with an aggregation factor that represents a number of repetitions of a sidelink communication. In this example, a UE may repeat a sidelink communication within a contention-based resource pool a number of times before receiving feedback in order to increase communication reliability. A first UE may communicate a sidelink communication with a second UE using a resource mapping or repetitions of the sidelink communication.