US 11,750,327 B2
Communication apparatus and method
Yusuke Tanaka, Tokyo (JP); and Shigeru Sugaya, Kanagawa (JP)
Assigned to SONY GROUP CORPORATION, Tokyo (JP)
Filed by SONY GROUP CORPORATION, Tokyo (JP)
Filed on May 13, 2022, as Appl. No. 17/743,963.
Application 17/743,963 is a continuation of application No. 16/640,548, granted, now 11,343,019, previously published as PCT/JP2018/030488, filed on Aug. 17, 2018.
Claims priority of application No. 2017-166870 (JP), filed on Aug. 31, 2017.
Prior Publication US 2022/0271867 A1, Aug. 25, 2022
Int. Cl. H04L 1/08 (2006.01); H04L 1/18 (2023.01); H04W 84/12 (2009.01); H04L 1/1867 (2023.01); H04L 1/1607 (2023.01)
CPC H04L 1/08 (2013.01) [H04L 1/1896 (2013.01); H04W 84/12 (2013.01); H04L 1/1664 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A communication apparatus, comprising:
a wireless communication section configured to:
transmit first information to a sender of a retransmission signal, wherein
the first information is regarding a configuration of the retransmission signal,
the first information regarding the configuration of the retransmission signal includes information regarding data whose retransmission is requested,
the information regarding data whose retransmission is requested includes information regarding an identifier of the data and information regarding a length of the data,
the information regarding the identifier of the data includes a MAC Protocol Data Unit (MPDU) sequence number in a Media Access Control (MAC) layer,
the information regarding the length of the data includes a byte length of an MPDU whose identifier is indicated by the information regarding the identifier of the data, and
the retransmission signal includes second information of an original signal whose demodulation has failed; and
receive the retransmission signal transmitted from the sender based on the first information.