Keio University

Published papers

Nakagawa, Masao

21-40 items (total 299)

Companding System Based on Time Clustering for Reducing Peak Power of OFDM Symbol in Wireless Communications

Author
NAKAGAWA MASAO, O. Takyu, T. Ohtsuki,
Publication Title
Magazine name IEICE Trans. Fundamentals. Publisher IEICE Volume E89-A(Issue 7) Start Page 1884-1891 (Publication Date)2006/07)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Iterative QRM-MLD with Pilot-Assisted Decision Directed Channel Estimation for OFDM MIMO Multiplexing

Author
NAKAGAWA MASAO, K. Adachi, R. Esmailzadeh,
Publication Title
Magazine name IEICE Trans. Fundamentals. Publisher IEICE Volume E89-A(Issue 7) Start Page 1892-1902 (Publication Date)2006/07)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

A Sign Selection Method of Orthogonal Variable Spreading Factor Code for Peak Power Reduction in Multi-Rate OFCDM Systems

Author
NAKAGAWA MASAO
Publication Title
Magazine name IEICE Transaction on Communications Publisher IEICE Volume vol E89-B(Issue 4) Start Page 1333-1345 (Publication Date)2006/04)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
Without

"Visible Light Communication with LED Traffic Lights Using 2-Dimensional Image Sensor "

Author
NAKAGAWA MASAO
Publication Title
Magazine name IEICE Transaction on Commun Publisher IEICE Volume E89-A(Issue No. 3) Start Page 654-659 (Publication Date)2006/03)
Authorship Category
Joint Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

"Joint System of Terrestrial and High Altitude Platform Stasion (HAPS) Cellular for W-CDMA Mobile Communications"

Author
S. MasumuraNAKAGAWA MASAO
Publication Title
Magazine name IEICE Trans. on Communications, Vol. E85-B, No. 10, pp.2051-2058, Volume Vol. E85-B(Issue No. 10) Start Page 2501-2058 (Publication Date)2002/10)
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
With

"Optimal Access Point Placement in Simultaneous Broadcast OFDM for Public Access Wireless LAN"

Author
M. Kobayashi, S. Haruyama, R. KohnoNAKAGAWA MASAO
Publication Title
Magazine name IEICE Trans.Commun., Vol. E85-B, No. 10, pp.1978-1986 Volume E85-B(Issue No. 10) Start Page 1978-1986 (Publication Date)2002/10)
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
With

"Performance of Broadband MC-CDMA Systems with Transmit Diversity"

Author
I. JeongNAKAGAWA MASAO
Publication Title
Magazine name IEICE Trans. on Commun., Vol.E85-B, No.10, pp.1937-1943 Volume Vol.E85-B(Issue No.10) Start Page 1937-1943 (Publication Date)2002/10)
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
With

"Accuracy Evaluation of Mobile Terminal Positioning Using Broadband Cellular System"

Author
A. InabaNAKAGAWA MASAO
Publication Title
Magazine name IEICE Trans. on Communications, Vol.E85-B, No. 10, pp.2068-2075 Volume Vol.E85-B(Issue No. 10) Start Page 2068-2075 (Publication Date)2002/10)
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
With

"Quasi-Synchronous Multi-Carrier Time Division Duplex DS-CDMA in Reverse Link over Multipath Fading Channel"

Author
Pheeradej NananNAKAGAWA MASAO
Publication Title
Magazine name IEICE Trans. on Communications, Vol.E85-B, No.9, pp.1668-1675 Volume Vol. E-85B(Issue No.9) Start Page 1668-1675 (Publication Date)2002/09)
Authorship Category
Joint Work
Publication Category
Research paper (conference, symposium, etc.)
Peer-review Status
With

"Adaptive Clipping Level Control for OFDM Peak Power Reduction Using Clipping and Filtering"

Author
T. Fujii and M. Nakagawa
Publication Title
Magazine name IEICE Trans. Fundamentals, Vol. E85-A, No. 7, pp.1647-1655 Publisher IEICE Volume Vol. E85-A(Issue No. 7) Start Page pp.1647-1655 (Publication Date)2002/07)
Authorship Category
Single Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

"Pipeline Repeater for Wireless Homelink"

Author
K. Kobayashi, T. Udagawa, H. Zhang, T. Arita and M. Nakagawa
Publication Title
Magazine name IEICE Trans. on Commn., Vol. E85-B, No. 7, pp.1283-1292 Publisher IEICE Volume Vol. E85-B(Issue No. 7) Start Page pp.1283-1292 (Publication Date)2002/07)
Authorship Category
Single Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

"Intra-Vehicle Wireless 1394 System"

Author
K. Takahashi, T. Udagawa, H. Zhang, T. Arita and M.Nakagawa
Publication Title
Magazine name IEICE Trans. Commn., Vol. E85-B, No, 5, pp.938-945, Publisher IEICE Volume Vol. E85-B(Issue No, 5) Start Page pp.938-945, (Publication Date)2002/05)
Authorship Category
Single Work
Publication Category
Research paper (scientific journal)
Peer-review Status
With

Unicast and Broadcast Packet Sharing Method for OFDM Multi-Base Station System with Array Antenna on Mobile Terminal

Author
T. Fujii and M. Nakagawa
Publication Title
Magazine name IEICE Trans. on Commun. Volume Vol.85-B(Issue No.2) Start Page 514-522 (Publication Date)2002/03)
Authorship Category
Joint Work
Peer-review Status
Without

Closed-Loop Mode Phase Controlled Transmit Diversity for OFDM Using Difference Information of Phase Component among Adjacent Subcarriers

Author
S. Uchida, T. Fujii and M. Nakagawa
Publication Title
Magazine name IEICE Trans. on Commun. Volume E85-B(Issue No. 3) Start Page 573-580 (Publication Date)2002/03)
Authorship Category
Joint Work
Peer-review Status
Without

Unicast and Broadcast Packet Sharing Method for OFDM Multi-Base Station System with Array Antenna on Mobile Terminal

Author
T.Fujii, M.Nakagawa
Publication Title
Magazine name IEICE Trans. on Commun. Volume Vol.E85-B(Issue No.1) Start Page 221-230 (Publication Date)2002/01)
Authorship Category
Joint Work
Peer-review Status
Without

Weighting Factor Estimation Methods for Partial Transmit Sequences OFDM to Reduce Peak Power

Author
T. Fujii and M. Nakagawa
Publication Title
Magazine name IEICE Trans. on Commun. Volume Vol.E85-B(Issue No.1) Start Page 221-230 (Publication Date)2002/01)
Authorship Category
Joint Work
Peer-review Status
Without

Basic Study on Traffic Information System Using LED Traffic Lights

Author
M. Akanegawa, Y.Tanaka and M.Nakagawa
Publication Title
Magazine name IEEE Trans. ITS Volume Vol.2(Issue No 4) Start Page 197-203 (Publication Date)2001/12)
Authorship Category
Joint Work
Peer-review Status
Without

Wireless CATV Uplink System with Subcarrier Modulation Using Infrared Communications for Apartment Houses

Author
Y. Tanaka, K.Tomioka, M.Takano and M.Nakagawa
Publication Title
Magazine name IEICE Trans. on Commun. Volume vol.E84-B(Issue No.12) Start Page 3235-3242 (Publication Date)2001/12)
Authorship Category
Joint Work
Peer-review Status
Without

TV Broadcast Harmonic Interference Cancellation for Digital Wireless Communication

Author
A. Inaba, T. Fujii and M. Nakagawa
Publication Title
Magazine name IEICE Trans. on Commun. in Japanese Volume Vol. J84-B(Issue No. 1) Start Page 1969-1977 (Publication Date)2001/11)
Authorship Category
Joint Work
Peer-review Status
Without

Time Division Duplex CDMA

Author
Masao Nakagawa Riaz Esmailzadeh
Publication Title
Magazine name Third International Workshop on Multi-Carrier Spread Spectrum and Rdlated Topics, DLR, Munich Germany (Publication Date)2001/09)
Authorship Category
Joint Work
Peer-review Status
Without