Keyword : ultra wideband


New Estimation Method for the Operational Low Frequency End of Antipodal Vivaldi Antennas
Hien Ba CHU Hiroshi SHIRAI Chien Dao NGOC 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2016/08/01
Vol. E99-C  No. 8 ; pp. 947-955
Type of Manuscript:  PAPER
Category: Electromagnetic Theory
Keyword: 
tapered slot antennasantipodal Vivaldi antennasultra wideband
 Summary | Full Text:PDF(2.1MB)

Experimental Evaluation of Ultra Wideband Wireless Links within a Spacecraft for Replacing Wired Interface Buses
Shinichiro HAMADA Atsushi TOMIKI Tomoaki TODA Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/05/01
Vol. E96-A  No. 5 ; pp. 927-934
Type of Manuscript:  Special Section PAPER (Special Section on Networked Control Systems: Theories & Applications)
Category: 
Keyword: 
ultra widebandsatellite buspropagation and transmission
 Summary | Full Text:PDF(2.8MB)

On-Body Area UWB Channel Modeling Including Reflection from Surroundings
Ippei KIMURA Jianqing WANG 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2011/09/01
Vol. E94-B  No. 9 ; pp. 2492-2495
Type of Manuscript:  Special Section LETTER (Special Section on Information Communication Technology for Highly Reliable Human Health Care Services)
Category: 
Keyword: 
wireless body area networkultra widebandchannel modelenvironment reflection
 Summary | Full Text:PDF(344.3KB)

Measurements and Modeling of Ultra-Wideband Propagation Losses around the Human Body Dependent on Room Volume
Hironobu YAMAMOTO Masato KOIWAI Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/12/01
Vol. E93-A  No. 12 ; pp. 2624-2633
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
ultra widebandwireless body area networksradio propagationpropagation losschannel model
 Summary | Full Text:PDF(2.2MB)

Position Estimation Method of Medical Implanted Devices Using Estimation of Propagation Velocity inside Human Body
Makoto KAWASAKI Ryuji KOHNO 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2009/02/01
Vol. E92-B  No. 2 ; pp. 403-409
Type of Manuscript:  Special Section PAPER (Special Section on Medical Information and Communications Technologies)
Category: 
Keyword: 
medical implanted deviceposition estimationinside human bodyultra widebandpropagation velocity
 Summary | Full Text:PDF(473.8KB)

Measurement of Ultra Wideband Radar Cross Sections of an Automobile at Ka Band Using Circular Polarizations
Hideyuki OSAKI Takehiko NISHIDE Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/11/01
Vol. E91-A  No. 11 ; pp. 3190-3196
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
ultra widebandvehicular radarradar cross sectionautomobilecircular polarization
 Summary | Full Text:PDF(972.6KB)

Ultra Wideband Electromagnetic Phantoms for Antennas and Propagation Studies
Hironobu YAMAMOTO Jian ZHOU Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/11/01
Vol. E91-A  No. 11 ; pp. 3173-3182
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: 
Keyword: 
ultra widebandelectromagnetic phantompropagationmicrowave
 Summary | Full Text:PDF(1.6MB)

Optimum Pulse Shape Design for UWB Systems with Timing Jitter
Wilaiporn LEE Suwich KUNARUTTANAPRUK Somchai JITAPUNKUL 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/03/01
Vol. E91-B  No. 3 ; pp. 772-783
Type of Manuscript:  PAPER
Category: Wireless Communication Technologies
Keyword: 
ultra widebandpulse shape designFCC spectral masktiming jitter
 Summary | Full Text:PDF(1.7MB)

A Short Delay Relay Scheme Using Shared Frequency Repeater for UWB Impulse Radio
Chihong CHO Honggang ZHANG Masao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/07/01
Vol. E90-A  No. 7 ; pp. 1444-1451
Type of Manuscript:  PAPER
Category: Communication Theory and Signals
Keyword: 
ultra widebandUWBrepeaterpulse-position-modulationPPMrelay-delayshort range wireless communications
 Summary | Full Text:PDF(984.5KB)

Proposal for an MB-OFDM UWB System Simultaneously Undertaking Ranging and Communications
Yasuhiro OHHIKATA Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/11/01
Vol. E89-A  No. 11 ; pp. 3075-3081
Type of Manuscript:  Special Section PAPER (Special Section on Wide Band Systems)
Category: 
Keyword: 
ultra widebandrangingMB-OFDM
 Summary | Full Text:PDF(755.1KB)

Measurements and Characterization of Ultra Wideband Propagation Channels in a Passenger-Car Compartment
Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/11/01
Vol. E89-A  No. 11 ; pp. 3089-3094
Type of Manuscript:  Special Section PAPER (Special Section on Wide Band Systems)
Category: 
Keyword: 
ultra widebandpropagationintracar LAN
 Summary | Full Text:PDF(842.4KB)

A Compact Broadband Antenna with an L-Shaped Notch
Jihak JUNG Wooyoung CHOI Jaehoon CHOI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2006/06/01
Vol. E89-B  No. 6 ; pp. 1968-1971
Type of Manuscript:  LETTER
Category: Antennas and Propagation
Keyword: 
L-shaped notchmicrostrip-fedmonopole antennasultra wideband
 Summary | Full Text:PDF(646.5KB)

QPSK Impulse Signal Transmission for Ultra Wide Band Communication Systems in Multipath Channel Environments
Chaiyaporn KHEMAPATAPAN Watit BENJAPOLAKUL Kiyomichi ARAKI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/11/01
Vol. E88-A  No. 11 ; pp. 3100-3109
Type of Manuscript:  Special Section PAPER (Special Section on Wide Band Systems)
Category: 
Keyword: 
ultra widebanddirect-sequencetime-hoppingQPSK modulationPPM modulationmultipath channel
 Summary | Full Text:PDF(509.5KB)

Development of Ultra-Wideband Short-Range Impulse Radar System for Vehicular Applications
Kiyoshi HAMAGUCHI Hiroyo OGAWA Takehiko KOBAYASHI Ryuji KOHNO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/10/01
Vol. E88-C  No. 10 ; pp. 1922-1931
Type of Manuscript:  INVITED PAPER (Special Section on Recent Technologies on Devices, Circuits, and Systems for Millimeter-wave ITS Applications)
Category: 
Keyword: 
impulse radarultra widebandUWBvehicularsystemlaboratory experimentintelligent transport systemITS
 Summary | Full Text:PDF(2.9MB)

Adaptive RAKE Receivers with Subspace-Based Hadamard-Hermite Template Design for UWB Communications
Craig J. MITCHELL Giuseppe ABREU Ryuji KOHNO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/09/01
Vol. E88-A  No. 9 ; pp. 2327-2338
Type of Manuscript:  Special Section PAPER (Special Section on Ultra Wideband Systems)
Category: RAKE Receiver
Keyword: 
ultra widebandRAKE receivermultipathorthogonal Hermite pulses
 Summary | Full Text:PDF(1.6MB)

On Rake Reception of Ultra Wideband Signals over Multipath Channels from Energy Capture Perspective
Mohammad Azizur RAHMAN Shigenobu SASAKI Jie ZHOU Hisakazu KIKUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/09/01
Vol. E88-A  No. 9 ; pp. 2339-2349
Type of Manuscript:  Special Section PAPER (Special Section on Ultra Wideband Systems)
Category: RAKE Receiver
Keyword: 
ultra widebandmultipathRake receptionenergy capturepulse-width
 Summary | Full Text:PDF(1.4MB)

Ultra Wideband Time Hopping Impulse Radio Signal Impact on Performance of TD-SCDMA
Guangrong YUE Hongyu CHEN Shaoqian LI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/09/01
Vol. E88-A  No. 9 ; pp. 2373-2380
Type of Manuscript:  Special Section PAPER (Special Section on Ultra Wideband Systems)
Category: Co-existance
Keyword: 
ultra widebandtime hoppingTD SCDMAin-band interferencepower spectrum density
 Summary | Full Text:PDF(358.1KB)

Design and Analysis of Synthesized Template Waveform for Receiving UWB Signals
Kentaro TANIGUCHI Ryuji KOHNO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/09/01
Vol. E88-A  No. 9 ; pp. 2299-2309
Type of Manuscript:  Special Section PAPER (Special Section on Ultra Wideband Systems)
Category: Pulse Shape
Keyword: 
UWBultra widebandtemplate waveformsynthesiselementary waveformadaptive template
 Summary | Full Text:PDF(513.1KB)

Ultra Wideband Signal Propagation in Desktop Environments
Yoshiyuki SUZUKI Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/09/01
Vol. E88-A  No. 9 ; pp. 2272-2278
Type of Manuscript:  Special Section PAPER (Special Section on Ultra Wideband Systems)
Category: Propagation
Keyword: 
ultra widebandpropagationfrequency diversityfading depthblocking
 Summary | Full Text:PDF(744.6KB)

Double Directional Ultra Wideband Channel Characterization in a Line-of-Sight Home Environment
Katsuyuki HANEDA Jun-ichi TAKADA Takehiko KOBAYASHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/09/01
Vol. E88-A  No. 9 ; pp. 2264-2271
Type of Manuscript:  Special Section PAPER (Special Section on Ultra Wideband Systems)
Category: Propagation
Keyword: 
ultra widebandUWB channel modelsSAGE algorithmspatio-temporal analysis
 Summary | Full Text:PDF(1.3MB)

Combined Iterative Demapping and Decoding for Coded MBOK DS-UWB Systems
Kenichi TAKIZAWA Ryuji KOHNO 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/10/01
Vol. E87-A  No. 10 ; pp. 2621-2629
Type of Manuscript:  Special Section PAPER (Special Section on Wide Band Systems)
Category: 
Keyword: 
ultra widebanditerative decodingM-ary biorthogonal keying(MBOK)multipath fading channels
 Summary | Full Text:PDF(501.8KB)

Evaluation of Selective Rake Receiver in Direct Sequence Ultra Wideband Communications
Mohammad Azizur RAHMAN Shigenobu SASAKI Jie ZHOU Shogo MURAMATSU Hisakazu KIKUCHI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/07/01
Vol. E87-A  No. 7 ; pp. 1742-1746
Type of Manuscript:  Special Section LETTER (Special Section on Multi-dimensional Mobile Information Networks)
Category: Mobile Communication
Keyword: 
ultra widebandselective Rake receiverspreading bandwidthpower delay profilepartial band interference
 Summary | Full Text:PDF(511.7KB)