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:
Sep. 09, 2008
Filed:
Dec. 23, 2004
Sung-hyun Cho, Seoul, KR;
Sang-boh Yun, Seongnam-si, KR;
Won-hyoung Park, Seoul, KR;
Young-nam Han, Daejeon, KR;
Hoon Kim, Seoul, KR;
Ja-yong Koo, Seoul, KR;
Sung-Hyun Cho, Seoul, KR;
Sang-Boh Yun, Seongnam-si, KR;
Won-Hyoung Park, Seoul, KR;
Young-Nam Han, Daejeon, KR;
Hoon Kim, Seoul, KR;
Ja-Yong Koo, Seoul, KR;
Abstract
An apparatus and method for adaptively allocating subchannels according to frequency reuse rates in an OFDMA system are provided. To allocate one or more subchannels to one or more MSs, information related to an optimum FRF and a modulation scheme is received from the plurality of MSs, the number of subchannels required for each FRF is calculated according to the received information, subchannels are allocated to the BS for each FRF, based on the calculated subchannel numbers from the BS and neighboring BSs, and the allocated subchannels are allocated to the MSs.