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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 Results 1 - 15 of 15  /   
Committee Date Time Place Paper Title / Authors Abstract Paper #
MRIS, ITE-MMS, IEE-MAG 2019-10-17
15:45
Fukuoka Kyushu University (Nishijin Plaza) Electrical detection of magnonic band gaps for metallic magnonic crystals
Kenji Kasahara, Koji Shibata, Takashi Manago (Fukuoka Univ.) MRIS2019-21
(To be available after the conference date) [more] MRIS2019-21
pp.39-43
NS 2012-04-20
10:50
Kochi Univ. of Kochi Protection Switching Mechanism on the Multi-Ring Network for Node Redundancy
Koji Shibata, Kenji Kitayama, Ryuichi Kitaichi (Mitsubishi Electric Corp.) NS2012-10
 [more] NS2012-10
pp.53-58
IT 2010-07-23
10:50
Tokyo Kogakuin University A Study on Quick Simulation of LDPC Codes over Additive Non-Gaussian Noise Channel
Takakazu Sakai, Koji Shibata (Kitami Inst. of Tech.) IT2010-25
 [more] IT2010-25
pp.79-84
RCS, NS
(Joint)
2010-07-16
15:50
Hokkaido Abashiri Public Auditorium Semi-blind multi-user detection using sample matrix inversion and generalized constant modulus algorithm
Yutaka Sakiura, Koji Shibata, Takakazu Sakai, Atsushi Nakagaki (Kitami Inst. of Tech.) RCS2010-74
 [more] RCS2010-74
pp.155-159
RCS, AN, MoNA, SR
(Joint)
2010-03-05
13:20
Kanagawa YRP Performance Evaluation of Blind Detection in PTS-OFDM
Koji Shibata, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2009-330
OFDM has a problem of high peak to average power ratio (PAPR) whereas it is tolerant to the frequency selective fading. ... [more] RCS2009-330
pp.427-432
CAS 2010-01-28
13:00
Kyoto Kyoudai-Kaikan Bldg. A Study on Adjustment Method to Noise Spectral Shape for Sub-Band Subspace Approach
Suguru Imai, Atsushi Nakagaki, Koji Shibata (Kitami Inst. of Tech.) CAS2009-64
An adjustment method of sub-band separation is proposed for enhancement of speech degraded by colored noises. A signal s... [more] CAS2009-64
pp.1-6
IT 2009-09-30
16:00
Tokyo Sophia Univ. A Study on Fast BER Estimation Method of LDPC Codes
Takakazu Sakai, Koji Shibata (Kitami Inst. of Tech.) IT2009-45
 [more] IT2009-45
pp.73-78
NS, RCS
(Joint)
2009-07-17
17:20
Hokkaido Hokkaido University (Hokkaido) An improved blind detection of side information in PTS OFDM
Koji Shibata, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2009-74
 [more] RCS2009-74
pp.125-130
SIP, CAS, VLD 2009-07-02
09:40
Hokkaido Kushiko-shi Shogai Gakushu Center BER performance of MMSE equalizer for chip-interleaved CDMA using space-time block-coding
Yutaka Sakiura, Koji Shibata, Takakazu Sakai, Atsushi Nakagaki (KIT) CAS2009-23 VLD2009-28 SIP2009-40
 [more] CAS2009-23 VLD2009-28 SIP2009-40
pp.121-125
CS 2008-11-07
11:15
Hokkaido Hotel Tsturuga, Akan, Hokkaido Blind multiuser detection using generalized constant modulus algorithm
Jian Wang, Koji Shibata, Takakazu Sakai, Atsushi Nakagaki (Kitami Inst. Tech.) CS2008-38
 [more] CS2008-38
pp.77-82
SR, RCS, USN, AN
(Joint)
2008-10-22
13:20
Okinawa Okinawa industry support center A study on blind esimation of side information in PTS OFDM
Koji Shibata, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2008-104
OFDM has a problem of high peak to average power ratio (PAPR) whereas it is tolerant to the frequency selective fading. ... [more] RCS2008-104
pp.7-12
VLD, CAS, SIP 2008-06-26
09:40
Hokkaido Hokkaido Univ. Direct LSP Estimation Using Rucursive Gauss-Newton Method with a Tapered Window
Gyo Sato, Takefumi Kitayama, Atsushi Nakagaki, Koji Shibata (Kitami Inst. of Tech..) CAS2008-3 VLD2008-16 SIP2008-37
The LSP is one of the most important feature parameters of speech based on the LPC.
An adaptive LSP estimation method u... [more]
CAS2008-3 VLD2008-16 SIP2008-37
pp.13-16
CAS 2008-02-01
15:55
Okinawa   Speech Enhancement based on Sub-Band Subspace Approach and LP estimation of noise.
Takayuki Yanagihara, Atsushi Nakagaki, Koji Shibata (KIT) CAS2007-106
This paper proposes a signal subspace approach for speech enhancement in colored noise. The handling
of colored noises ... [more]
CAS2007-106
pp.73-77
NS, RCS
(Joint)
2007-07-19
12:50
Hokkaido Kitami Institute of Tech. Blind detection of DS-CDMA signals in time dispersive communication channels
Yuji Kimura, Koji Shibata, Takakazu Sakai, Atsushi Nakagaki (Kitami Inst. Tech.) RCS2007-33
To accommodate information streams with different data rates over a direct-sequence
code-division multiple-access (DS-C... [more]
RCS2007-33
pp.25-30
SIP, CAS, VLD 2006-06-23
11:25
Hokkaido Kitami Institute of Technology Blind Multiuser Detection on Multipath Fading Channels
Yuji Kimura, Koji Shibata, Takakazu Sakai, Atsushi Nakagaki (Kitami Institute of Tech.)
 [more] CAS2006-13 VLD2006-26 SIP2006-36
pp.31-35
 Results 1 - 15 of 15  /   
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