Keyword : direct sequence


Asynchronous, Decentralized DS-CDMA Using Feedback-Controlled Spreading Sequences for Time-Dispersive Channels
Teruhiko MIYATAKE Kazuki CHIBA Masanori HAMAMURA Shin'ichi TACHIKAWA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2008/01/01
Vol. E91-B  No. 1 ; pp. 53-61
Type of Manuscript:  Special Section PAPER (Special Section on Cognitive Radio and Spectrum Sharing Technology)
Category: Spectrum Sharing
Keyword: 
spectrum sharingspread spectrumspreading sequencedirect sequencemultipathCOFRAKE
 Summary | Full Text:PDF(990.2KB)

New Code Set for DS-UWB
Sang-Hun YOON Daegun OH Jong-Wha CHONG Kyung-Kuk LEE 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2007/12/01
Vol. E90-B  No. 12 ; pp. 3721-3723
Type of Manuscript:  LETTER
Category: Wireless Communication Technologies
Keyword: 
SPAR(spectral peak to average ratio)UWBdirect sequence
 Summary | Full Text:PDF(320.9KB)

OFDM Interference Suppression for DS/SS Systems Using Complex FIR Filter
Yuki SHIMIZU Yukitoshi SANADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/11/01
Vol. E90-A  No. 11 ; pp. 2388-2394
Type of Manuscript:  Special Section PAPER (Special Section on Wideband Systems)
Category: OFDM/CDMA
Keyword: 
spread spectrumdirect sequencenarrow band interferenceFIR
 Summary | Full Text:PDF(321.4KB)

PSWF-Based Direct-Sequence UWB Transmission Using Orthogonal Ternary Code Sets
Chihong CHO Honggang ZHANG Masao NAKAGAWA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/11/01
Vol. E89-A  No. 11 ; pp. 3042-3049
Type of Manuscript:  Special Section PAPER (Special Section on Wide Band Systems)
Category: 
Keyword: 
Ultra WidebandUWBProlate Spheroidal Wave FunctionsPSWFdirect sequenceternary codeS-V channel model
 Summary | Full Text:PDF(3.9MB)

Analysis on Interference Rejection of DS/SS Systems Using a Complex FIR Filter
Yuki SHIMIZU Yukitoshi SANADA 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2006/11/01
Vol. E89-A  No. 11 ; pp. 3026-3031
Type of Manuscript:  Special Section PAPER (Special Section on Wide Band Systems)
Category: 
Keyword: 
spread spectrumdirect sequencenarrow band interferenceFIR
 Summary | Full Text:PDF(605.5KB)

Coherent Hybrid DS-FFH CDMA with Adaptive Interference Cancelling for Cellular Mobile Communications
Shigeru TOMISATO Kazuhiko FUKAWA Hiroshi SUZUKI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1994/05/25
Vol. E77-B  No. 5 ; pp. 589-597
Type of Manuscript:  Special Section PAPER (Special Issue on Adaptive Signal Processing in Mobile Radio Communications)
Category: 
Keyword: 
mobile radioCDMAfast frequency hoppingdirect sequencecoherent combiningadaptive interference canceller
 Summary | Full Text:PDF(700.6KB)

A SAW-Based Spread Spectrum Wireless LAN System
Kazuyuki TAKEHARA 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/08/25
Vol. E76-B  No. 8 ; pp. 990-995
Type of Manuscript:  Special Section PAPER (Special Issue on Spread Spectrum Techniques and Applications)
Category: 
Keyword: 
radio communicationspread spectrumwireless LANSAW devicematched filterdirect sequence
 Summary | Full Text:PDF(473.1KB)

Effect of Noise-Only-Paths on the Performance Improvement of Post-Demodulation Selection Diversity in DS/SS Mobile Radio
Akihiro HIGASHI Tadashi MATSUMOTO Mohsen KAVEHRAD 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 1993/04/25
Vol. E76-B  No. 4 ; pp. 438-443
Type of Manuscript:  PAPER
Category: Radio Communication
Keyword: 
spread spectrumdirect sequenceRAKE receptionselection diversitynoise-only-path
 Summary | Full Text:PDF(484.7KB)