PUCCH formats in 5G NR.
Five formats of PUCCH exist, depending on the duration of PUCCH and the UCI payload size
Pucch format 0- Short PUCCH of 1 or 2 symbols with small UCI payloads of up to two bits with UE multiplexing in the same PRB.
Pucch format 1- Long PUCCH of 4-14 symbols with small UCI payloads of up to two bits with multiplexing in the same PRB.
Pucch format 2- Short PUCCH of 1 or 2 symbols with large UCI payloads of more than two bits with no multiplexing in the same PRB.
Pucch format 3- Long PUCCH of 4-14 symbols with moderate UCI payloads with some multiplexing capacity in the same PRB.
Pucch format 4-Long PUCCH of 4-14 symbols with large UCI payloads with no multiplexing capacity in the same PRB.
