发明名称 |
Systems and method for orthogonal frequency division multiplexing |
摘要 |
Systems and methods for orthogonal frequency division multiplexing are provided. In one embodiment, a multi-carrier modem comprises: a transmitter configured to modulate symbols onto at least one of a plurality of the spectrally overlapping carrier signals; a processor coupled to the transmitter, wherein the processor outputs data for transmission by the transmitter, wherein the processor applies an inverse Fourier transform to the data transmitted by the transmitter; the processor modulating a first carrier of the plurality of spectrally overlapping carrier signals based on a first modulation scheme while modulating a second carrier of the plurality of spectrally overlapping carrier signals based on a second modulation scheme.
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申请公布号 |
US8576693(B2) |
申请公布日期 |
2013.11.05 |
申请号 |
US201113311334 |
申请日期 |
2011.12.05 |
申请人 |
DAPPER MARK J.;GEILE MICHAEL J.;HILL TERRANCE J.;ROBERTS HAROLD A.;ANDERSON BRIAN D.;BREDE JEFFREY;WADMAN MARK S.;KIRSCHT ROBERT J.;HERRMANN JAMES J.;FORT MICHAEL J.;BUSKA STEVEN P.;SOLUM JEFF;ENFIELD DEBRA LEE;BERG DARRELL;SMIGELSKI THOMAS;TUCKER THOMAS C.;HALL JOE;LOGAJAN JOHN M.;BOUALOUANG SOMVAY;LOU HENG;ELPERS MARK D.;DOWNS MATT;FERRIS TAMMY;OPOCZYNSKI ADAM;RUSSELL DAVID S.;NELSON CALVIN G.;SAMANT NIRANJAN R.;CHIAPPETTA JOSEPH F.;SARNIKOWSKI SCOTT;HTC CORPORATION |
发明人 |
DAPPER MARK J.;GEILE MICHAEL J.;HILL TERRANCE J.;ROBERTS HAROLD A.;ANDERSON BRIAN D.;BREDE JEFFREY;WADMAN MARK S.;KIRSCHT ROBERT J.;HERRMANN JAMES J.;FORT MICHAEL J.;BUSKA STEVEN P.;SOLUM JEFF;ENFIELD DEBRA LEE;BERG DARRELL;SMIGELSKI THOMAS;TUCKER THOMAS C.;HALL JOE;LOGAJAN JOHN M.;BOUALOUANG SOMVAY;LOU HENG;ELPERS MARK D.;DOWNS MATT;FERRIS TAMMY;OPOCZYNSKI ADAM;RUSSELL DAVID S.;NELSON CALVIN G.;SAMANT NIRANJAN R.;CHIAPPETTA JOSEPH F.;SARNIKOWSKI SCOTT |
分类号 |
H04J11/00 |
主分类号 |
H04J11/00 |
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