US 11,985,690 B2
Method and apparatus for allocating dynamic resources of integrated access and backhaul nodes in wireless communication system
Seunghoon Choi, Gyeonggi-do (KR); Jinkyu Kang, Gyeonggi-do (KR); Youngbum Kim, Gyeonggi-do (KR); and Taehyoung Kim, Gyeonggi-do (KR)
Assigned to Samsung Electronics Co., Ltd, (KR)
Filed by Samsung Electronics Co., Ltd., Gyeonggi-do (KR)
Filed on May 8, 2023, as Appl. No. 18/144,567.
Application 18/144,567 is a continuation of application No. 17/091,315, filed on Nov. 6, 2020, granted, now 11,647,527.
Claims priority of application No. 10-2019-0142764 (KR), filed on Nov. 8, 2019.
Prior Publication US 2023/0276477 A1, Aug. 31, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. H04W 72/53 (2023.01); H04L 27/26 (2006.01); H04W 72/0446 (2023.01); H04W 72/23 (2023.01); H04W 88/14 (2009.01); H04L 5/00 (2006.01)
CPC H04W 72/53 (2023.01) [H04L 27/2605 (2013.01); H04W 72/0446 (2013.01); H04W 72/23 (2023.01); H04W 88/14 (2013.01); H04L 5/0007 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A method performed by an integrated access and backhaul (IAB) node including a distributed unit (DU) and a mobile termination (MT) in a communication system, the method comprising:
receiving, by the MT, downlink control information (DCI) for identifying a slot format from at least one slot format; and
communicating, by the MT, in a slot based on the slot format,
wherein one slot includes 14 orthogonal frequency division multiplexing (OFDM) symbols with indexes from 0 to 13,
wherein the at least one slot format is associated with a first set of slot formats and a second set of slot formats,
wherein the first set of slot formats is defined by a first table below:
 
symbol index in one slot
0 1 2 3 4 5 6 7 8 9 10 11 12 13
 
D D D D D D D D D D D D D D
U U U U U U U U U U U U U U
F F F F F F F F F F F F F F
D D D D D D D D D D D D D F
D D D D D D D D D D D D F F
D D D D D D D D D D D F F F
D D D D D D D D D D F F F F
D D D D D D D D D F F F F F
F F F F F F F F F F F F F U
F F F F F F F F F F F F U U
F U U U U U U U U U U U U U
F F U U U U U U U U U U U U
F F F U U U U U U U U U U U
F F F F U U U U U U U U U U
F F F F F U U U U U U U U U
F F F F F F U U U U U U U U
D F F F F F F F F F F F F F
D D F F F F F F F F F F F F
D D D F F F F F F F F F F F
D F F F F F F F F F F F F U
D D F F F F F F F F F F F U
D D D F F F F F F F F F F U
D F F F F F F F F F F F U U
D D F F F F F F F F F F U U
D D D F F F F F F F F F U U
D F F F F F F F F F F U U U
D D F F F F F F F F F U U U
D D D F F F F F F F F U U U
D D D D D D D D D D D D F U
D D D D D D D D D D D F F U
D D D D D D D D D D F F F U
D D D D D D D D D D D F U U
D D D D D D D D D D F F U U
D D D D D D D D D F F F U U
D F U U U U U U U U U U U U
D D F U U U U U U U U U U U
D D D F U U U U U U U U U U
D F F U U U U U U U U U U U
D D F F U U U U U U U U U U
D D D F F U U U U U U U U U
D F F F U U U U U U U U U U
D D F F F U U U U U U U U U
D D D F F F U U U U U U U U
D D D D D D D D D F F F F U
D D D D D D F F F F F F U U
D D D D D D F F U U U U U U
D D D D D F U D D D D D F U
D D F U U U U D D F U U U U
D F U U U U U D F U U U U U
D D D D F F U D D D D F F U
D D F F U U U D D F F U U U
D F F U U U U D F F U U U U
D F F F F F U D F F F F F U
D D F F F F U D D F F F F U
F F F F F F F D D D D D D D
D D F F F U U U D D D D D D
 
wherein the second set of slot formats is defined by a second table below:
 
symbol index in one slot
0 1 2 3 4 5 6 7 8 9 10 11 12 13
 
U F F F F F F F F F F F F D
U U F F F F F F F F F F F D
U U U F F F F F F F F F F D
U F F F F F F F F F F F D D
U U F F F F F F F F F F D D
U U U F F F F F F F F F D D
U F F F F F F F F F F D D D
U U F F F F F F F F F D D D
U U U F F F F F F F F D D D
U U U U U U U U U U U U F D
U U U U U U U U U U U F F D
U U U U U U U U U U F F F D
U U U U U U U U U U U F D D
U U U U U U U U U U F F D D
U U U U U U U U U F F F D D
U F D D D D D D D D D D D D
U U F D D D D D D D D D D D
U U U F D D D D D D D D D D
U F F D D D D D D D D D D D
U U F F D D D D D D D D D D
U U U F F D D D D D D D D D
U F F F D D D D D D D D D D
U U F F F D D D D D D D D D
U U U F F F D D D D D D D D
U U U U U U U U U F F F F D
U U U U U U F F F F F F D D
U U U U U U F F D D D D D D
 
wherein, in the first table and the second table, D is a downlink symbol, U is an uplink symbol, and F is a flexible symbol,
wherein, for a certain symbol which is configured as a soft type, the DU performs communication in the certain symbol in case that the MT does not perform communication in the certain symbol, and
wherein the certain symbol is one of the downlink symbol, the uplink symbol, or the flexible symbol.