Patent · US Active

Preamble symbol generation and receiving method, and frequency-domain symbol generation method and device

US10574494B2 · kind B2 · utility

5Cited by

0References

7Claims

0Family size

Assignee

Shanghai National Engineering Research Center of Digital Television Co., Ltd. · CN

Inventors

Wenjun Zhang · Sha Tin, CN
Guanbin Xing · Issaquah, US
Ge Huang · Shanghai, CN
Hongliang Xu · Beijing, CN

Key dates

Filing date	Apr 16, 2015
Grant date	Feb 25, 2020
Priority date	—
Expiry date	Apr 16, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH04L27/3818
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

Provided are a preamble symbol generation method and receiving method, and a relevant frequency-domain symbol generation method and a relevant device. The method includes generating a prefix according to a partial time-domain main body signal truncated from a time-domain main body signal, generating the hyper prefix according to the entirety or a portion of the partial time-domain main body signal, and generating time-domain symbol based on at least one of the cyclic prefix. The time-domain main body signal and the hyper prefix, the preamble symbol includes the time-domain symbols.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.