Title:
METHOD AND DEVICE FOR CHANNEL ESTIMATION
Document Type and Number:
WIPO Patent Application WO/2018/228426
Kind Code:
A1
Abstract:
Provided are a method and device for channel estimation. The method comprises: determining a channel estimation training sequence, wherein the channel estimation training sequence comprises a first sub-sequence and a second sub-sequence, the first sub-sequence comprises a part of elements in a target ZC sequence, and the second sub-sequence comprises the other elements, other than the part of elements, in the target ZC sequence; and sending the channel estimation training sequence, wherein a sub-carrier carrying the first sub-sequence, and a sub-carrier carrying the second sub-sequence are located at two sides of a direct-current sub-carrier. The method for channel estimation provided by the present application can enable a channel estimation training sequence to have a lower peak-to-average ratio, and improve the accuracy of channel estimation.
Inventors:
ZHOU ZHENGCHUN (CN)
YANG LIU (CN)
YAN MIN (CN)
YANG LIU (CN)
YAN MIN (CN)
Application Number:
PCT/CN2018/091039
Publication Date:
December 20, 2018
Filing Date:
June 13, 2018
Export Citation:
Assignee:
HUAWEI TECH CO LTD (CN)
International Classes:
H04L25/02
Domestic Patent References:
| WO2013184671A2 | 2013-12-12 |
Foreign References:
| CN105991498A | 2016-10-05 | |||
| CN102934405A | 2013-02-13 | |||
| CN201710444419A | 2017-06-13 |
Other References:
See also references of EP 3633940A4
Attorney, Agent or Firm:
LONGSUN LEAD IP LTD. (CN)
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