Shozo OKASAKA


Joint Optimization of User Association and Inter-Cell Interference Coordination for Proportional Fair-Based System Throughput Maximization in Heterogeneous Cellular Networks
Yoshitaka IKEDA Shozo OKASAKA Kenichi HIGUCHI 
Publication:   
Publication Date: 2017/08/01
Vol. E100-B  No. 8  pp. 1334-1342
Type of Manuscript:  Special Section PAPER (Special Section on Radio Access Technologies for 5G Mobile Communications System)
Category: Wireless Communication Technologies
Keyword: 
heterogeneous networksuser associationpicocellfemtocellcell range expansioninter-cell interference coordination
 Summary | Full Text:PDF(1.7MB)

LDPC Convolutional Codes Based on Parity Check Polynomials with a Time Period of 3
Yutaka MURAKAMI Shutai OKAMURA Shozo OKASAKA Takaaki KISHIGAMI Masayuki ORIHASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/10/01
Vol. E92-A  No. 10  pp. 2479-2483
Type of Manuscript:  Special Section LETTER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
LDPC convolutional codestime-varyingtime period of 3
 Summary | Full Text:PDF(876.4KB)