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Title:
端末、無線基地局、無線通信方法及び無線通信システム
Document Type and Number:
Japanese Patent JP7058600
Kind Code:
B2
Abstract:
To improve spectral usage efficiency in the case where an interrupt by a second signal occurs in a part of frequency resources allocated to a first signal, in one aspect of the present invention, in the case where frequency resources for the first signal are allocated using a second allocation unit comprised by including a plurality of first allocation units that are minimum allocation units, and in the case where the second signal is allocated to a part of the frequency resources, in a subcarrier at least a part of which overlaps with the second signal, or in the first allocation unit at least a part of which overlaps with the second signal, the first signal is subjected to rate-matching and/or puncturing.

Inventors:
Kazuaki Takeda
Kazuki Takeda
Satoshi Nagata
Application Number:
JP2018527641A
Publication Date:
April 22, 2022
Filing Date:
July 12, 2017
Export Citation:
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Assignee:
Ntt docomo, Inc.
International Classes:
H04W28/06; H04W72/04
Other References:
Huawei, HiSilicon,"PDSCH rate matching enhancement for aperiodic NZP and ZP CSI-RS",3GPP TSG-RAN WG1 Meeting #85 R1-164845,[online],2016年05月14日,pages 1-4,[retrieved on 2021-08-19],
Qualcomm Incorporated,"DL channel design for shortened TTI",3GPP TSG-RAN WG1 Meeting #85 R1-164458,[online],2016年05月14日,pages 1-7,[retrieved on 2021-08-19],
NTT DOCOMO,"UE-Specific Aperiodic CSI-RS with Semi-static Resource Reservation",3GPP TSG-RAN WG1 Meeting #85 R1-165200,[online],2016年05月14日,pages 1-4,[retrieved on 2021-08-19],
CATT,"Discussion on the simultaneous transmissions of normal TTI and sTTI",3GPP TSG-RAN WG1 Meeting #85 R1-164235,[online],2016年05月14日,pages 1-3,[retrieved on 2021-08-19],
Attorney, Agent or Firm:
Hiroyoshi Aoki
Masayuki Amada
Yoshitaka Moriya
Yoko Furuse