Artikel Jurnal :: Kembali

Artikel Jurnal :: Kembali

Exploiting LDPC codes for improving the performance of clipped-OFDM system

Filbert H. Juwono, Yudhi Triprasetyo, Dadang Gunawan ([Fakultas Teknik UI;Fakultas Teknik Universitas Indonesia;Fakultas Teknik Universitas Indonesia, Fakultas Teknik Universitas Indonesia], 2013)

 Abstrak

ABSTRACT
Orthogonal Frequency Division Multiplexing (OFDM) is a multicarrier transmission technique that becomes the best choice in wireless high-data-rate transmission. The drawbacks of OFDM
are high Peak-to-Average Power Ratio (PAPR) and sensitivity to frequency offset. High PAPR
decreases the amplifier?s efficiency. The simplest PAPR reduction method is clipping, but it
gives in-band and out-of-band distortion that degrades the performance of the system. There are
various types of clipping, such as classical clipping, deep clipping, and smooth clipping. This
paper analyses the use of low-density parity-check (LDPC) codes as an error correction coding
(ECC) for those various types of clipping. The simulation results show that classical clipping
gives the best performance in PAPR reduction and error probability.

 Metadata

Jenis Koleksi : Artikel Jurnal
No. Panggil : J-Pdf
Entri utama-Nama orang :
Entri tambahan-Nama orang :
Subjek :
Penerbitan : [Place of publication not identified]: [Fakultas Teknik UI;Fakultas Teknik Universitas Indonesia;Fakultas Teknik Universitas Indonesia, Fakultas Teknik Universitas Indonesia], 2013
Sumber Pengatalogan : LibUI eng rda
ISSN : 20869614
Majalah/Jurnal : International Journal of Technology
Volume : Vol. 4, No. 1, Januari 2013: 93-99
Tipe Konten : text
Tipe Media : unmediated
Tipe Carrier : volume
Akses Elektronik : http://www.ijtech.eng.ui.ac.id/File/Paper%2010.%20IJTech-04-27.pdf
Institusi Pemilik : Universitas Indonesia
Lokasi : Fakultas Teknik UI
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