Akira YAMAGUCHI


Feature Detection Scheme Using Cyclic Prefix (CP) in OFDM; Analytical Method for Basic Performance Characteristics and Applications to Mobile Communication Systems
Kanshiro KASHIKI Tomoki SADA Akira YAMAGUCHI 
Publication:   
Publication Date: 2017/07/01
Vol. E100-B  No. 7  pp. 1064-1074
Type of Manuscript:  Special Section PAPER (Special Section on Smart Radio and Its Applications in Conjunction with Main Topics of SmartCom)
Category: Wireless Communication Technologies
Keyword: 
feature detection schemeDevice-to-Device (D-to-D) communicationCyclostationary Autocorrelation Function (CAF)Cyclic Prefix (CP)application of feature detection scheme
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Millimeter-Wave Propagation Characteristics and Localized Rain Effects in a Small-Scale University Campus Network in Tokyo
Hung V. LE Hasan Md. MOHIBUL Takuichi HIRANO Toru TANIGUCHI Akira YAMAGUCHI Jiro HIROKAWA Makoto ANDO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2014/05/01
Vol. E97-B  No. 5  pp. 1012-1021
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
millimeter-waverain attenuationlocalized rainspatial variability of rainfalldiversity
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Analytical Study on Performance Improvement of Service Availability in Heterogeneous Radio Networks
Kanshiro KASHIKI Tadayuki FUKUHARA Akira YAMAGUCHI Toshinori SUZUKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2010/12/01
Vol. E93-B  No. 12  pp. 3302-3310
Type of Manuscript:  Special Section PAPER (Special Section on Wireless Distributed Networks)
Category: 
Keyword: 
cognitive radioheterogeneous radio networkefficient use of radio spectrumservice availabilityanalytical studythroughputtime delayexperimental modeltheoretical limit
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Packet Distribution for Communications Using Multiple IEEE802.11 Wireless Interfaces and Its Impact on TCP
Yasuhisa TAKIZAWA Akira YAMAGUCHI Sadao OBANA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/01/01
Vol. E92-B  No. 1  pp. 159-170
Type of Manuscript:  PAPER
Category: Network
Keyword: 
packet distributionmultiple wireless interfacesIEEE802.11cognitive radio network
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Adaptive Multimedia Flow Splitting over WiMAX and WiFi Links
Jong-Ok KIM Toshiaki YAMAMOTO Akira YAMAGUCHI Sadao OBANA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/10/01
Vol. E91-B  No. 10  pp. 3085-3094
Type of Manuscript:  Special Section PAPER (Special Section on Next-Generation Mobile Multimedia Communications)
Category: 
Keyword: 
cognitive access networkairtime costmultimedia transmissionWiMAXWiFi
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Enhanced Link-Status Detection for High Speed Link Aggregation in Cognitive Radio Networks
Stefan AUST Peter DAVIS Akira YAMAGUCHI Sadao OBANA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/07/01
Vol. E91-A  No. 7  pp. 1609-1615
Type of Manuscript:  Special Section PAPER (Special Section on Multi-dimensional Mobile Information Networks)
Category: 
Keyword: 
Wi-Fi linklink aggregationmonitoringlink-statuscognitive radio network
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Self-Organizing Location Estimation Method Using Received Signal Strength
Yasuhisa TAKIZAWA Peter DAVIS Makoto KAWAI Hisato IWAI Akira YAMAGUCHI Sadao OBANA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/10/01
Vol. E89-B  No. 10  pp. 2687-2695
Type of Manuscript:  Special Section PAPER (Special Section on Mobile Multimedia Communications)
Category: 
Keyword: 
positioning systemad hoc networksself-organizing mapscontext-awareubiquitous computing
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Autonomous Decentralized Control in Ubiquitous Computing
Akira YAMAGUCHI Masayoshi OHASHI Hitomi MURAKAMI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2005/12/01
Vol. E88-B  No. 12  pp. 4421-4426
Type of Manuscript:  INVITED PAPER (IEICE/IEEE Joint Special Section on Autonomous Decentralized Systems)
Category: 
Keyword: 
ubiquitous computingautonomousdecentralizedsmart environmentcontext-aware
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An Adder-Free Method for a Small Size π/4 Shift QPSK Signal Generator
Akira YASUDA Hiroshi TANIMOTO Chikau TAKAHASHI Akira YAMAGUCHI Masayuki KOIZUMI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 1997/02/25
Vol. E80-A  No. 2  pp. 291-295
Type of Manuscript:  Special Section PAPER (Special Section on Analog Circuit Techniques for System-on-Chip Integration)
Category: 
Keyword: 
analog circuits and signal processingQPSK signal generatordelta-sigma modulatorintergrated electronics
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Received Signal Level Characteristics for Radio Channels up to 30 MHz Bandwidth in Line-of-Sight Microcells
Akira YAMAGUCHI Keisuke SUWA Ryoji KAWASAKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1997/02/25
Vol. E80-B  No. 2  pp. 386-388
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
received signal level characteristicswideband radio channelsline-of-sight microcellnormalized rms delay spreadfield experiment
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Proposal of Multi Layered Microcell System with No Handover Areas
Akira YAMAGUCHI Hideo KOBAYASHI Toshio MIZUNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1996/03/25
Vol. E79-B  No. 3  pp. 266-271
Type of Manuscript:  Special Section PAPER (Special Issue on Advanced Adaptive Radio Communication Technologies)
Category: Access, Network
Keyword: 
microcellmulti layered cellhandovercell site
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Received Signal Level Characteristics for Wideband Radio Channels in Line-of-Sight Microcells
Akira YAMAGUCHI Keisuke SUWA Ryoji KAWASAKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1995/11/25
Vol. E78-B  No. 11  pp. 1543-1547
Type of Manuscript:  PAPER
Category: Antennas and Propagation
Keyword: 
antenna and propagationreceived signal level characteristicswideband radio channelsmicrocellnormalized RMS delay spread
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