Takehiko Kobayashi - researchr alias

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Viewing Publication 1 - 49 from 49

2018

Automatic Determination of Phase Centers and Its Application to Precise Measurement of Spacecraft Antennas in a Small Anechoic ChamberYuzo Tamaki, Takehiko Kobayashi, Atsushi Tomiki. ieicet, 101-B(2):364-372, 2018. [doi]

2015

Wideband and Ultra Wideband Radio Propagation in Heavy Multipath EnvironmentsTakehiko Kobayashi, Miyuki Hirose. ieicet, 98-A(2):511-519, 2015. [doi]

Simulation and experiments of ultra-wideband radio propagation within closed boxes for replacing wired interface buses in spacecraftsTsubasa Matsushita, Atsushi Tomiki, Takehiko Kobayashi. wisee 2015: 1-3 [doi]

2014

Analyses and Modeling of Ultra-Wideband On-Body Propagation Channels Depending on Population Density within an Elevator CabinMiyuki Hirose, Takehiko Kobayashi. ieicet, 97-A(1):94-100, 2014. [doi]

Joint direction-of-departure and direction-of-arrival estimation in an ultra-wideband MIMO radar systemIdnin Pasya, Naohiko Iwakiri, Takehiko Kobayashi. rws 2014: 52-54 [doi]

Simple turbo MIMO scheme using arithmetic extended mapping and repetition codesKeisuke Yamamoto, Takashi Yano, Takehiko Kobayashi. icc 2014: 4905-4909 [doi]

2013

Experimental Evaluation of Ultra Wideband Wireless Links within a Spacecraft for Replacing Wired Interface BusesShinichiro Hamada, Atsushi Tomiki, Tomoaki Toda, Takehiko Kobayashi. ieicet, 96-A(5):927-934, 2013. [doi]

Examination of Effective UWB Avoidance Based on Experiments for Coexistence with Other Wireless SystemsHuan-Bang Li, Kunio Yata, Kenichi Takizawa, Noriaki Miyazaki, Takashi Okada, Kohei Ohno, Takuji Mochizuki, Eishin Nakagawa, Takehiko Kobayashi. ieicet, 96-A(1):274-284, 2013. [doi]

Simulation of time jitter effects on the detection performance of M-sequence-based MIMO radar systemsIdnin Pasya, Takehiko Kobayashi. rws 2013: 208-210 [doi]

Detection Capability of Downlink Signals in Mobile WiMAX and 3GPP LTE with an FFT-Based UWB ReceiverKenichi Takizawa, Hirotaka Yamane, Huan-Bang Li, Feng Lu, Kohei Ohno, Takuji Mochizuki, Takashi Okada, Kunio Yata, Hisashi Nishikawa, Takehiko Kobayashi. ieicet, 96-A(1):285-292, 2013. [doi]

2012

Statistical modeling of on-body ultra-wideband channels considering surrounding environmentsMiyuki Hirose, Hironobu Yamamoto, Takehiko Kobayashi. iswcs 2012: 929-933 [doi]

Performance Analysis of Ultra-Wideband Channel for Short-Range Monopulse Radar at Ka-BandNaohiko Iwakiri, Natsuki Hashimoto, Takehiko Kobayashi. jece, 2012, 2012. [doi]

2010

Development of an Implantable WBAN Path-Loss Model for Capsule EndoscopyTakahiro Aoyagi, Kenichi Takizawa, Takehiko Kobayashi, Jun-ichi Takada, Kiyoshi Hamaguchi, Ryuji Kohno. ieicet, 93-B(4):846-849, 2010. [doi]

Channel Estimator Employing Narrowband Interference Detector of Wideband OFDM ReceiverNaohiko Iwakiri, Takehiko Kobayashi. ieicet, 93-A(12):2646-2653, 2010. [doi]

Experimental evaluation of avoid performance with various victim systems to enable DAA for UWBHuan-Bang Li, Kunio Yata, Kenichi Takizawa, Noriaki Miyazaki, Takashi Okada, Kohei Ohno, Takuji Mochizuki, Eishin Nakagawa, Takehiko Kobayashi. iswcs 2010: 21-25 [doi]

Evaluation on detection capability of down-link signals of mobile WiMAX and 3GPP LTE for detect-and-avoid in UWB systemsKenichi Takizawa, Hirotaka Yamane, Huan-Bang Li, Feng Lu, Kohei Ohno, Takuji Mochizuki, Takashi Okada, Kunio Yata, Hisashi Nishikawa, Takehiko Kobayashi. iswcs 2010: 41-45 [doi]

Measurements and Modeling of Ultra-Wideband Propagation Losses around the Human Body Dependent on Room VolumeHironobu Yamamoto, Masato Koiwai, Takehiko Kobayashi. ieicet, 93-A(12):2624-2633, 2010. [doi]

2009

Ultra-Wideband Indoor Double-Directional Channel Estimation Using Transformation between Frequency and Time Domain SignalsNaohiko Iwakiri, Takehiko Kobayashi. ieicet, 92-A(9):2159-2166, 2009. [doi]

2008

Ultra-Wideband Time-of-Arrival and Angle-of-Arrival Estimation Using Transformation Between Frequency and Time Domain SignalsNaohiko Iwakiri, Takehiko Kobayashi. jcm, 3(1):12-19, 2008. [doi]

Joint TOA and AOA/AOD Spectrum for Ultra-Wideband Indoor Double-Directional Channel EstimationNaohiko Iwakiri, Takehiko Kobayashi. vtc 2008: 1-5 [doi]

Special Section on Wideband SystemsTakehiko Kobayashi. ieicet, 91-A(11):3093-3094, 2008. [doi]

Measurement of Ultra Wideband Radar Cross Sections of an Automobile at Ka Band Using Circular PolarizationsHideyuki Osaki, Takehiko Nishide, Takehiko Kobayashi. ieicet, 91-A(11):3190-3196, 2008. [doi]

Effects of Bragg Scattering on Ultra-Wideband Signal Transmission from Periodic SurfacesHiroaki Tsuchiya, Navarat Lertsirisopon, Jun-ichi Takada, Takehiko Kobayashi. ieicet, 91-B(2):536-542, 2008. [doi]

Ultra Wideband Electromagnetic Phantoms for Antennas and Propagation StudiesHironobu Yamamoto, Jian Zhou, Takehiko Kobayashi. ieicet, 91-A(11):3173-3182, 2008. [doi]

2007

Applicability of UWB Double Directional Propagation Modeling for Evaluating UWB Transmission PerformanceKatsuyuki Haneda, Jun-ichi Takada, Takehiko Kobayashi. vtc 2007: 377-381 [doi]

Ultra-Wideband Time-of-Arrival and Angle-of-Arrival Estimation Using a Signal Model Based on MeasurementsNaohiko Iwakiri, Takehiko Kobayashi. ieicet, 90-A(11):2345-2353, 2007. [doi]

Special Section on Wideband SystemsTakehiko Kobayashi. ieicet, 90-A(11):2343-2344, 2007. [doi]

2006

2005

Development of Ultra-Wideband Short-Range Impulse Radar System for Vehicular ApplicationsKiyoshi Hamaguchi, Hiroyo Ogawa, Takehiko Kobayashi, Ryuji Kohno. ieicet, 88-C(10):1922-1931, 2005. [doi]

Double Directional Ultra Wideband Channel Characterization in a Line-of-Sight Home EnvironmentKatsuyuki Haneda, Jun-ichi Takada, Takehiko Kobayashi. ieicet, 88-A(9):2264-2271, 2005. [doi]

Ultra Wideband Signal Propagation in Desktop EnvironmentsYoshiyuki Suzuki, Takehiko Kobayashi. ieicet, 88-A(9):2272-2278, 2005. [doi]

2002

Terminal Migration Model in which Cell Dwell Time is Defined by Different Probability Distributions in Different CellsHirotoshi Hidaka, Kazuyoshi Saitoh, Noriteru Shinagawa, Takehiko Kobayashi. ieiceta, 85-A(7):1693-1695, 2002. [doi]

Self-Similarity in Cell Dwell Time Caused by Terminal Motion and Its Effects on Teletraffic of Cellular Communication NetworksHirotoshi Hidaka, Kazuyoshi Saitoh, Noriteru Shinagawa, Takehiko Kobayashi. ieiceta, 85-A(7):1445-1453, 2002. [doi]

CDMA Transmission Power Control Suitable for Multimedia IP Packet CommunicationsMasahiro Ishiba, Hideki Satoh, Takehiko Kobayashi. ieiceta, 85-A(10):2345-2353, 2002. [doi]

Microwave path-loss modeling in urban line-of-sight environmentsHironari Masui, Takehiko Kobayashi, Masami Akaike. jsac, 20(6):1151-1155, 2002. [doi]

Self-similarities in transmission delay of CDMA cellular packet systems for varying transmission power control errorKazuo Mori, Hirotoshi Hidaka, Takehiko Kobayashi, Tomotaka Nagaosa, Hideo Kobayashi. icc 2002: 3217-3221 [doi]

Non Line-of-Sight Microwave Propagation Characterization for Personal Communications with High-Tier Base Station AntennaKozo Sakawa, Hironari Masui, Masanori Ishii, Hiroyuki Shimizu, Takehiko Kobayashi. ieiceta, 85-A(7):1569-1577, 2002. [doi]

Effects of Road Traffic on Probability Distributions of Path-Loss in an Urban Microcellular EnvironmentHiroyuki Shimizu, Hironari Masui, Masanori Ishii, Kozo Sakawa, Takehiko Kobayashi, Makoto Abo, Chikao Nagasawa. ieiceta, 85-A(7):1578-1584, 2002. [doi]

Spatio-temporal channel characterization in a suburban non line-of-sight microcellular environmentJun-ichi Takada, Jiye Fu, Houtao Zhu, Takehiko Kobayashi. jsac, 20(3):532-538, 2002. [doi]

2001

A Hard Handover Control Scheme Supporting IP Host MobilityYoshihito Takahashi, Noriteru Shinagawa, Takehiko Kobayashi. icn 2001: 167-173 [doi]

2000

Throughput evaluation in CDMA/shared-TDD packet systems in a cellular environmentKazuo Mori, Takehiko Kobayashi, Takaya Yamazato, Akira Ogawa. wcnc 2000: 321-326 [doi]

Transmission power control for downlinks in CDMA/shared-TDD cellular packet systemsKazuo Mori, Takehiko Kobayashi, Takaya Yamazato, Akira Ogawa. pimrc 2000: 1520-1524 [doi]

Traffic Characteristics in Adaptive Prioritized-Handoff Control Method Considering Reattempt CallsNoriteru Shinagawa, Takehiko Kobayashi, Keisuke Nakano, Masakazu Sengoku. networking 2000: 138-149 [doi]

A center-controlled dynamic rerouting scheme for fast and reliable handover in mobile ATM networksYoshihito Takahashi, Takehiko Kobayashi. monet, 5(2):127-135, 2000.

A handover scheme between peer groups in mobile ATM networksYoshihito Takahashi, Noriteru Shinagawa, Takehiko Kobayashi. pimrc 2000: 792-796 [doi]

1999

Evaluation of a bandwidth assignment method in mobile ATM networks that achieve lossless handoverMasaya Nishio, Noriteru Shinagawa, Takehiko Kobayashi. wcnc 1999: 383-387 [doi]

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2018

2015

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1999

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