ArticleIssue Date2009CitationIEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES, v.E92A, no.7, pp.1724 - 1726PublisherIEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG
ArticleIssue Date2009CitationIEICE TRANSACTIONS ON FUNDAMENTALS OF ELECTRONICS COMMUNICATIONS AND COMPUTER SCIENCES, v.E92A, no.3, pp.932 - 934PublisherIEICE-INST ELECTRONICS INFORMATION COMMUNICATIONS ENG