Patent ID: 9258167
Filing Date: 2016-02-09
CPC Classification: H04L

Claim Text:
1. A transmitting apparatus comprising: a preamble symbol inserter configured to insert in a frame a preamble symbol comprising signaling information; a guard interval inserter configured to insert a plurality of guard intervals in both ends of the preamble symbol, respectively; and a transmitter configured to transmit a frame comprising the preamble symbol and the guard intervals, wherein one of the guard intervals comprises a pseudo random noise (PN) sequence and another guard interval comprises one of the PN sequence and a part of the signaling information, wherein the guard interval inserter is further configured to generate the PN sequence which is a same size as a size of the preamble symbol, and insert a part of the generated PN sequence to each of the guard intervals or insert different parts of the generated PN sequence to the guard intervals, respectively.