公开(公告)号：US09705724B2

公开(公告)日：2017-07-11

申请号：US14746084

申请日：2015-06-22

Applicant: Samsung Electronics Co., Ltd.

Inventor： Hak Ju Lee ,  Se Ho Myung ,  Jae Yoel Kim ,  Yeon Ju Lim ,  Sung Ryul Yun

IPC: H04J11/00 ,  H04L1/00 ,  H04L27/26 ,  H04L29/06 ,  H04L5/00

CPC classification number: H04L27/2643 ,  H04L1/0004 ,  H04L1/0036 ,  H04L1/0047 ,  H04L1/0072 ,  H04L1/0079 ,  H04L5/0007 ,  H04L5/0053 ,  H04L27/2602 ,  H04L27/2617 ,  H04L27/2647 ,  H04L27/2692 ,  H04L69/22

Abstract: A method and apparatus for transmitting and receiving a preamble having sequence information for an OFDM system is provided. The preamble transmission method includes generating a preamble block including at least one frame having a header with a known sequence and a code block containing control information and transmitting the preamble block mapped to Orthogonal Frequency Division Multiplexing (OFDM) cells by repeating in frequency axis direction.