Hachiro FUJITA


Secrecy Capacity of Wiretap Channels with Additive Colored Gaussian Noise
Hachiro FUJITA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/06/01
Vol. E98-A  No. 6  pp. 1276-1287
Type of Manuscript:  PAPER
Category: Information Theory
Keyword: 
autoregressive processcolored Gaussian noisesecrecy capacitywater-fillingwiretap channel
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Some Classes of Quasi-Cyclic LDPC Codes: Properties and Efficient Encoding Method
Hachiro FUJITA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/12/01
Vol. E88-A  No. 12  pp. 3627-3635
Type of Manuscript:  PAPER
Category: Coding Theory
Keyword: 
quasi-cyclic codesarray codesLDPC codesencoderdivision circuitSFT codesFossorier codes
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Justesen-Type Modified Expander Codes and Their Decoding Algorithm
Hachiro FUJITA Kohichi SAKANIWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/10/01
Vol. E88-A  No. 10  pp. 2708-2714
Type of Manuscript:  Special Section PAPER (Special Section on Information Theory and Its Applications)
Category: Coding Theory
Keyword: 
expander codesJustesen codesZyablov boundGMD decoding
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