US Patent Application 18356638. HYBRID AUTOMATIC REPEAT REQUEST PROCESSES FOR SUB-BAND FULL DUPLEX simplified abstract

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HYBRID AUTOMATIC REPEAT REQUEST PROCESSES FOR SUB-BAND FULL DUPLEX

Organization Name

QUALCOMM Incorporated


Inventor(s)

Yi Huang of San Diego CA (US)

Muhammad Sayed Khairy Abdelghaffar of San Jose CA (US)

Hwan Joon Kwon of San Diego CA (US)

Seyedkianoush Hosseini of San Diego CA (US)

Seyed Ali Akbar Fakoorian of San Diego CA (US)

Krishna Kiran Mukkavilli of San Diego CA (US)

Tingfang Ji of San Diego CA (US)

HYBRID AUTOMATIC REPEAT REQUEST PROCESSES FOR SUB-BAND FULL DUPLEX - A simplified explanation of the abstract

This abstract first appeared for US patent application 18356638 titled 'HYBRID AUTOMATIC REPEAT REQUEST PROCESSES FOR SUB-BAND FULL DUPLEX

Simplified Explanation

This patent application describes a method for a user equipment (UE) to identify slots for transmitting and receiving information in a frame structure that includes both sub-band full duplex (SBFD) and time division duplex (TDD) slot types.

  • The UE uses a first slot for control information and calculates an offset to identify a second slot for PUSCH or PDSCH communication.
  • The slot offset is determined based on parameters received from a base station.
  • The UE may exclude certain slot duplex types (SBFD or TDD) when calculating slot offsets.
  • Different slot offset calculations may be used for different HARQ processes within one frame.
  • The behavior of slot offsets may vary based on the priority of information associated with a HARQ process.


Original Abstract Submitted

A UE may identify slots to transmit and/or receive information related to one or more HARQ processes in frame structure that includes both sub-band full duplex slot types and time division duplex slot types. Based on a first slot used for control information, a UE can identify a second slot for PUSCH or PDSCH communication based on an offset between the first slot and the second determined by calculating slot offsets (e.g., based on parameters received from a base station). In some aspects, a UE may exclude certain slot duplex types (e.g., SBFD or TDD) when calculating slot offsets. In some aspects, a UE may calculate slot offsets differently for different HARQ processes corresponding to one frame. In some aspects, slot offset behaviors may be based on priority of information associated with a HARQ process.