The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 24, 2015
Filed:
Feb. 09, 2011
Jung Sun Um, Daejeon-si, KR;
Sung Hyun Hwang, Daejeon-si, KR;
Sang Won Kim, Daejeon-si, KR;
Byung Jang Jeong, Daejeon-si, KR;
Chang Joo Kim, Daejeon-si, KR;
Jung Sun Um, Daejeon-si, KR;
Sung Hyun Hwang, Daejeon-si, KR;
Sang Won Kim, Daejeon-si, KR;
Byung Jang Jeong, Daejeon-si, KR;
Chang Joo Kim, Daejeon-si, KR;
Electronics and Telecommunications Research Institute, Daejeon-si, KR;
Abstract
A wireless communication system provides a method and device for transmitting a preamble. A transmitter generates a first preamble sequence used for frequency offset estimation and generates a second preamble sequence according to the transmission mode. The transmitter transmits the first and second preamble sequences. With respect to the second preamble sequence, the phase thereof may be shifted into different phase offsets according to the transmission mode.