| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| WBS |
2004-12-20
09:30 |
Tokyo |
Tokyo Denki University, Kanda Campus |
Combining Characteristics of DS/SS System Using Feedback Controlled Spreading Sequence for Time-dispersive Channels
Teruhiko Miyatake, Masanori Hamamura (Kochi Univ. of Tech.), Shin'ichi Tachikawa (Nagaoka Univ. of Tech.) |
[more] |
WBS2004-45
pp.1-6 |
| WBS |
2004-12-20
09:55 |
Tokyo |
Tokyo Denki University, Kanda Campus |
Proposal of the CSK/SSMA Slotted ALOHA System with Autonomous Access Control
Nobuyoshi Komuro, Hiromasa Habuchi, Azumi Ito (Ibaraki Univ.) |
[more] |
WBS2004-46
pp.7-10 |
| WBS |
2004-12-20
10:20 |
Tokyo |
Tokyo Denki University, Kanda Campus |
Perfect Blind Channel-Shortening in Multicarrier Systems
Hirokazu Kameyama, Teruyuki Miyajima (Ibaraki Univ.), Zhi Ding (UCD) |
In multicarrier systems, if a channel impulse response is longer than cyclic prefix length, there is a significant perfo... [more] |
WBS2004-47
pp.11-16 |
| WBS |
2004-12-20
10:45 |
Tokyo |
Tokyo Denki University, Kanda Campus |
Performance Evaluation of the Ghost-based Watermarking in DCT Domain Using Cepstral Difference and PN Sequences
Hiroyuki Kadowaki, Hiromu Koda, Shojiro Sakata (UEC) |
[more] |
WBS2004-48
pp.17-22 |
| WBS |
2004-12-20
11:20 |
Tokyo |
Tokyo Denki University, Kanda Campus |
On an FH pattern Lump Likelihood Ratio Decision Method
Masakazu Sakai, Shin'ichi Tachikawa (Nagaoka Univ. of Tec.), Masanori Hamamura (Kochi Univ. of Tec.) |
This paper proposes a novel detection method of frequency hopping(FH) pattern by a lump likelihood ratio calculation, an... [more] |
WBS2004-49
pp.23-28 |
| WBS |
2004-12-20
11:45 |
Tokyo |
Tokyo Denki University, Kanda Campus |
On a DLL using RAKE reception in DS/SS system
Keitaro Oyama, Shin'ichi Tachikawa (Nagaoka Uni. of Tec.) |
This paper proposes a novel delay-lock loop (DLL) using RAKE reception in DS/SS system. The proposed method decreases th... [more] |
WBS2004-50
pp.29-34 |
| WBS |
2004-12-20
12:10 |
Tokyo |
Tokyo Denki University, Kanda Campus |
A Trial of an M-ary/DS-SS System using a Real-Valued ZCZ Finite-Length Sequence
Takahiro Matsumoto, Ryousuke Uematsu, Yoshihiro Tanada (Yamaguchi Univ.) |
This paper describes a prototype of an M-ary direct sequence spread spectrum(M-ary/DS-SS) modem using a real-valued ZCZ ... [more] |
WBS2004-51
pp.35-40 |
| WBS |
2004-12-20
14:00 |
Tokyo |
Tokyo Denki University, Kanda Campus |
Adaptive Pulse Shaping Filter for UWB Spectral Mask Including ITU-R Protection of Passive Service Bands
Charles Kremer, Keizo Inagaki (ATR) |
In this paper, we investigate an adaptive pulse shaping filter which complies with both Federal Communications Commissio... [more] |
WBS2004-52
pp.41-46 |
| WBS |
2004-12-20
14:25 |
Tokyo |
Tokyo Denki University, Kanda Campus |
Experimental examination of UWB antenna for Relative Distance measurement
Yusuke Takeuchi, Yuichiro Shimizu, Yukitoshi Sanada (Keio Univ.) |
In this paper, several combinations of antennas for a UWB positioning system is examined. The UWB pulse duration is very... [more] |
WBS2004-53
pp.47-51 |
| WBS |
2004-12-20
14:50 |
Tokyo |
Tokyo Denki University, Kanda Campus |
Frequency Domain Channel Estimation and Frequency Domain Equalization for Direct Sequence - Ultra Wideband ( DS-UWB ) System
Hiroyuki Sato, Tomoaki Ohtsuki (TUS) |
[more] |
WBS2004-54
pp.53-58 |
| WBS |
2004-12-20
15:15 |
Tokyo |
Tokyo Denki University, Kanda Campus |
[Invited Talk]
Research and Development of Ultra-Wideband Hardware Technologies at Tokyo Denki University
Atsushi Tomiki, Takehiko Kobayashi (Tokyo Denki Univ.) |
Ultra wideband (UWB) wireless technologies have attracted extensive attention, due to their potential to realize ultra-h... [more] |
WBS2004-55
pp.59-64 |