The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 30, 2021
Filed:
Jul. 05, 2019
Applicant:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Inventors:
Yawei Lu, Shenzhen, CN;
Peng Zhang, Shanghai, CN;
Assignee:
Huawei Technologies Co., Ltd., Shenzhen, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 5/00 (2006.01); H04W 72/04 (2009.01);
U.S. Cl.
CPC ...
H04L 5/0048 (2013.01); H04W 72/0446 (2013.01); H04W 72/0453 (2013.01);
Abstract
This application provides a data transmission method and an apparatus. The method includes: sending, by a first device, first indication information, where the first indication information is used to indicate a time-frequency resource of a first reference signal, and the first reference signal is used to perform channel estimation on retransmitted data of first data; and sending, by the first device, the retransmitted data.