Title :
A study of turbo coding and decoding using AR channel model
Author :
Nakamura, Yoshihiko ; Okamoto, Y. ; Osawa, H. ; Saito, H. ; Muraoka, H. ; Nakamura, Yoshihiko
Author_Institution :
Fac. of Eng., Ehime Univ., Matsuyama, Japan
fDate :
March 30 2003-April 3 2003
Abstract :
In this paper proposed the posteriori probability (APP) decoder which obtains the estimated values for the respective state transitions by using an autoregressive (AR) channel model. This paper also explained the BER performance in the perpendicular magnetic recording channel.
Keywords :
autoregressive processes; error statistics; iterative decoding; perpendicular magnetic recording; turbo codes; BER; autoregressive channel model; decoding; magnetic recording; posteriori probability; turbo coding; Bit error rate; Degradation; Giant magnetoresistance; Iterative decoding; Low pass filters; Magnetic heads; Perpendicular magnetic recording; Signal processing; State estimation; Turbo codes;
Conference_Titel :
Magnetics Conference, 2003. INTERMAG 2003. IEEE International
Conference_Location :
Boston, MA, USA
Print_ISBN :
0-7803-7647-1
DOI :
10.1109/INTMAG.2003.1230520
