IEICE SEARCH SYSTEM

Koji SHIBATA

Importance Sampling for Turbo Codes over Slow Rayleigh Fading Channels Takakazu SAKAI Koji SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2012/05/01 Vol. E95-A No. 5 pp. 982-985 Type of Manuscript: LETTER Category: Coding Theory Keyword: turbo codes, importance sampling, fast simulation, simulation probability density function, Rayleigh fading,
	Summary \| Full Text:PDF (192.1KB)

Fast Performance Evaluation Method of LDPC Codes Takakazu SAKAI Koji SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/04/01 Vol. E94-A No. 4 pp. 1116-1123 Type of Manuscript: PAPER Category: Coding Theory Keyword: LDPC codes, importance sampling, fast simulation, trapping set, simulation probability density function,
	Summary \| Full Text:PDF (549.3KB)

Fast Simulation Method for Turbo Codes over Additive White Class A Noise Channel Takakazu SAKAI Koji SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2011/03/01 Vol. E94-A No. 3 pp. 1034-1037 Type of Manuscript: LETTER Category: Coding Theory Keyword: importance sampling, class A noise, simulation probability density function, Monte Carlo simulation, turbo codes,
	Summary \| Full Text:PDF (184.3KB)

Precoder for Chip-Interleaved CDMA Using Space-Time Block-Coding Yuji KIMURA Koji SHIBATA Takakazu SAKAI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2008/10/01 Vol. E91-A No. 10 pp. 2885-2888 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Spectrum Technologies Keyword: space-time block-coding, chip-interleaved CDMA, block spreading,
	Summary \| Full Text:PDF (138.6KB)

A Blind Adaptive Decorrelating Detector Using Spatial Signature Estimation Yuji KIMURA Koji SHIBATA Takakazu SAKAI Atsushi NAKAGAKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2006/10/01 Vol. E89-A No. 10 pp. 2686-2689 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Spread Spectrum Keyword: blind adaptive decorrelating detector, antenna array, spatial and temporal signature,
	Summary \| Full Text:PDF (395.6KB)

High-Speed MT Connector Assembly Method Koji SHIBATA Masaaki TAKAYA Kazuo HOGARI Izumi SANKAWA Tadashi HAIBARA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 2006/02/01 Vol. E89-B No. 2 pp. 413-418 Type of Manuscript: PAPER Category: Optical Fiber for Communications Keyword: connectors, optical fibers, assembly, optical communication, optical components,
	Summary \| Full Text:PDF (1.1MB)

A Study on Importance Sampling for Turbo Codes Takakazu SAKAI Koji SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2004/10/01 Vol. E87-A No. 10 pp. 2503-2511 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: importance sampling, Monte-Carlo simulation, turbo codes, trellis coding, error event simulation,
	Summary \| Full Text:PDF (873.4KB)

A Two-Stage Approach with CMA and ILS to Blind Multiuser Detection Go NAKANISHI Koji SHIBATA Takakazu SAKAI Atsushi NAKAGAKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2002/10/01 Vol. E85-A No. 10 pp. 2276-2279 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Spread Spectrum Technologies and Applications Keyword: digital mobile communication, DS-CDMA, blind multiuser detection, LCCM and ILS algorithms,
	Summary \| Full Text:PDF (454.9KB)

Importance Sampling for TCM Scheme over Fading Channel Takakazu SAKAI Koji SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2002/10/01 Vol. E85-A No. 10 pp. 2272-2275 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Communication Theory and Signals Keyword: importance sampling, Monte-Carlo simulation, trellis coding, error event simulation, Rayleigh fading,
	Summary \| Full Text:PDF (487.7KB)

Blind Channel Estimation for Time-Varying Frequency-Selective Fading Channels Koji SHIBATA Takuma YAGI Takakazu SAKAI Atsushi NAKAGAKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2000/10/20 Vol. E83-A No. 10 pp. 1904-1913 Type of Manuscript: Special Section PAPER (Special Section on Information Theory and Its Applications) Category: Mobile Communication Keyword: mobile communication, blind channel estimation, frequency-selective fading, finite alphabet property,
	Summary \| Full Text:PDF (1.4MB)

A Simulation Probability Density Function Design for TCM Scheme in Impulsive Noise Environment Takakazu SAKAI Koji SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 2000/10/20 Vol. E83-A No. 10 pp. 1975-1978 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Coding Theory Keyword: importance sampling, trellis coding, error event simulation, impulsive noise,
	Summary \| Full Text:PDF (548.3KB)

Performance Analysis of Trellis-Coded Partial Response CPM over Rician Fast Fading Channels Yoshikatsu AKITA Koji SHIBATA Takakazu SAKAI Atsushi NAKAGAKI
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1999/10/20 Vol. E82-A No. 10 pp. 2204-2207 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Communication Systems Keyword: trellis-coding, partial response continuous phase modulation, fast fading,
	Summary \| Full Text:PDF (363.1KB)

Simulation Probability Density Function for TCM Scheme Takakazu SAKAI Koji SHIBATA
Publication: IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences Publication Date: 1998/10/20 Vol. E81-A No. 10 pp. 2180-2183 Type of Manuscript: Special Section LETTER (Special Section on Information Theory and Its Applications) Category: Coded Modulation/Security Keyword: importance sampling, trellis coding, non-Gaussian noise, twisted distribution,
	Summary \| Full Text:PDF (258.8KB)

BER Performance Improvement of BPSK with Pilot Tone under Frequency-Selective Fading Using Diversity Koji SHIBATA
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1993/02/20 Vol. E76-B No. 2 pp. 187-195 Type of Manuscript: PAPER Category: Radio Communication Keyword: BPSK, pilot tone, frequency-selective fading, diversity,
	Summary \| Full Text:PDF (585.3KB)

Postdetection Diversity Effects on 2-bit Differentially Detected GMSK with Cochannel Interference in Land Mobile Channel Koji SHIBATA
Publication: IEICE TRANSACTIONS (1976-1990) Publication Date: 1990/05/20 Vol. E73-E No. 5 pp. 688-694 Type of Manuscript: PAPER Category: Radio Communication Keyword:
	Summary \| Full Text:PDF (454.1KB)