Title:
SIGNAL TRANSMISSION METHOD AND APPARATUS
Document Type and Number:
WIPO Patent Application WO/2021/004356
Kind Code:
A1
Abstract:
Embodiments of the present application provide a signal transmission method and apparatus. The method comprises the following steps: performing duplication processing and phase rotation processing on first data to obtain second data; receiving a carrier signal from a radio frequency device and performing mixing processing on the carrier signal and the second data to obtain a mixed signal; and sending the mixed signal to a network device. The embodiments of the present application can support more passive device multiplexing, thereby improving system capacity of a backscatter communications system.
Inventors:
HU YUANZHOU (CN)
DING MENGYING (CN)
WANG FAN (CN)
DING MENGYING (CN)
WANG FAN (CN)
Application Number:
PCT/CN2020/099793
Publication Date:
January 14, 2021
Filing Date:
July 01, 2020
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04L27/26; G01S13/75
Foreign References:
| CN101753511A | 2010-06-23 | |||
| CN102202023A | 2011-09-28 | |||
| CN102647724A | 2012-08-22 | |||
| US8995568B1 | 2015-03-31 | |||
| CN105052102A | 2015-11-11 | |||
| US6687307B1 | 2004-02-03 |
Attorney, Agent or Firm:
SCIHEAD IP LAW FIRM (CN)
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