 | 2012 |
| 13 |  | Hiroki Harada,
Hiromasa Fujii,
Shunji Miura,
Hidetoshi Kayama,
Yoshiki Okano,
Tetsuro Imai:
Development and Experimental Evaluation of Cyclostationarity-Based Signal Identification Equipment for Cognitive Radios.
IEICE Transactions 95-B(4): 1100-1108 (2012) |
| 12 |  | Hiromasa Fujii,
Hiroki Harada,
Shunji Miura,
Hidetoshi Kayama:
Achievable Capacity of Closed/Open-Access Cognitive Radio Systems Coexisting with a Macro Cellular Systems.
IEICE Transactions 95-B(4): 1190-1197 (2012) |
| 2011 |
| 11 |  | Hiromasa Fujii,
Hiroki Harada,
Shunji Miura,
Hidetoshi Kayama:
Achievable Capacity of Open-Access Cognitive Radio Systems Coexisting with a Macro Cellular System.
VTC Fall 2011: 1-5 |
| 10 |  | Kazuhiko Fujimoto,
Shigeru Tomisato,
Masaharu Hata,
Hiromasa Fujii:
An Iterative Peak Power Reduction Method with Adaptive Intermediary Over-Sampling for Wireless OFDMA Systems.
IEICE Transactions 94-B(2): 576-579 (2011) |
| 2010 |
| 9 |  | Hiromasa Fujii,
Takahiro Asai,
Tomoyuki Ohya:
Optimum Weighting for Adaptive Array Antennas under Spectrum Sharing Environments.
VTC Spring 2010: 1-5 |
| 8 |  | Hiromasa Fujii,
Hitoshi Yoshino:
Capacity and Outage Rate of OFDMA Cellular System with Fractional Frequency Reuse.
IEICE Transactions 93-B(3): 670-678 (2010) |
| 2009 |
| 7 |  | Toshihisa Fujiwara,
Shigeru Tomisato,
Masaharu Hata,
Hiromasa Fujii,
Takahiro Asai,
Yukihiko Okumura:
An adaptive soft clipping method for spectrum sharing OFDMA systems.
PIMRC 2009: 305-309 |
| 6 |  | Hiromasa Fujii,
Akio Sato:
Method for Estimating Representative Values of Clutter Heights for Recommendation ITU-R P.452.
VTC Fall 2009: 0- |
| 5 |  | Hiromasa Fujii,
Hitoshi Yoshino:
Spectrum Sharing by Adaptive Transmit Power Control for Low Priority Systems and Achievable Capacity.
IEICE Transactions 92-B(8): 2568-2576 (2009) |
| 2008 |
| 4 |  | Hiromasa Fujii,
Hitoshi Yoshino:
Theoretical Capacity and Outage Rate of OFDMA Cellular System with Fractional Frequency Reuse.
VTC Spring 2008: 1676-1680 |
| 2007 |
| 3 |  | Toshiyuki Matsuda,
Shigeru Tomisato,
Masaharu Hata,
Hiromasa Fujii,
Junichiro Hagiwara:
Peak Reduction Improvement in Iterative Clipping and Filtering with a Graded Band-Limiting Filter for OFDM Transmission.
IEICE Transactions 90-A(7): 1362-1365 (2007) |
| 2006 |
| 2 |  | Jiyun Shen,
Hiromasa Fujii,
Takahiro Asai,
Hitoshi Yoshino:
Sequential Search Method with Different Thresholds for Clipped Power for OFDM Signal.
VTC Spring 2006: 2037-2041 |
| 2005 |
| 1 |  | Tetsushi Abe,
Hiromasa Fujii,
Hirohito Suda,
Shigeru Tomisato:
Performance Enhancement of SC/S-MMSE Turbo Receiver for MIMO-SDM/OFDM Transmission.
IEICE Transactions 88-B(5): 2110-2119 (2005) |