18257079. TRANSMISSION CONFIGURATION INDICATOR INDICATION FOR NON-SERVING CELL INFORMATION simplified abstract (QUALCOMM Incorporated)

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TRANSMISSION CONFIGURATION INDICATOR INDICATION FOR NON-SERVING CELL INFORMATION

Organization Name

QUALCOMM Incorporated

Inventor(s)

Yan Zhou of San Diego CA (US)

Fang Yuan of Beijing (CN)

Tao Luo of San Diego CA (US)

TRANSMISSION CONFIGURATION INDICATOR INDICATION FOR NON-SERVING CELL INFORMATION - A simplified explanation of the abstract

This abstract first appeared for US patent application 18257079 titled 'TRANSMISSION CONFIGURATION INDICATOR INDICATION FOR NON-SERVING CELL INFORMATION

Simplified Explanation

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) receives an indication to use a transmission configuration indicator (TCI) state for receiving or transmitting a communication, the TCI state indicating non-serving cell information associated with a non-serving cell. The UE receives or transmits the communication based at least in part on the TCI state and a quasi co-location (QCL) chain rule applied for the TCI state that indicates the non-serving cell information. The QCL chain rule may indicate that a synchronization signal block (SSB) of the non-serving cell as a source reference signal provides QCL information for one or more signals of a first cell and that the one or more signals of the first cell as source reference signals provide QCL information for one or more channels or signals of a second cell. Numerous other aspects are provided.

  • User equipment (UE) receives an indication to use a transmission configuration indicator (TCI) state for communication.
  • TCI state indicates non-serving cell information associated with a non-serving cell.
  • UE communicates based on TCI state and a quasi co-location (QCL) chain rule.
  • QCL chain rule provides information flow from non-serving cell to first cell to second cell.

Potential Applications

This technology could be applied in:

  • Cellular networks
  • Wireless communication systems
  • Internet of Things (IoT) devices

Problems Solved

This technology helps in:

  • Efficient communication in non-serving cell scenarios
  • Optimizing signal transmission in multi-cell environments

Benefits

The benefits of this technology include:

  • Improved communication reliability
  • Enhanced network performance
  • Better utilization of resources

Potential Commercial Applications

Potential commercial applications of this technology could be in:

  • Telecommunications companies
  • Network equipment manufacturers
  • IoT device manufacturers

Possible Prior Art

One possible prior art could be the use of cell handover techniques in wireless communication systems to maintain connectivity while moving between cells.

What are the specific technical details of the QCL chain rule mentioned in the abstract?

The specific technical details of the QCL chain rule include the flow of information from the non-serving cell's synchronization signal block (SSB) to the first cell's signals, and then from the first cell's signals to the second cell's channels or signals.

How does the TCI state impact the communication process in wireless networks?

The TCI state impacts the communication process by providing non-serving cell information to the user equipment (UE), allowing it to make decisions on how to receive or transmit communications based on this information.


Original Abstract Submitted

Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) receives an indication to use a transmission configuration indicator (TCI) state for receiving or transmitting a communication, the TCI state indicating non-serving cell information associated with a non-serving cell. The UE receives or transmits the communication based at least in part on the TCI state and a quasi co-location (QCL) chain rule applied for the TCI state that indicates the non-serving cell information. The QCL chain rule may indicate that a synchronization signal block (SSB) of the non-serving cell as a source reference signal provides QCL information for one or more signals of a first cell and that the one or more signals of the first cell as source reference signals provide QCL information for one or more channels or signals of a second cell. Numerous other aspects are provided.