研究成果｜学術誌論文

[学術誌論文]　[レター]　[国際会議論文]　[国内研究会]　[国内大会]　[受賞]　[報道発表]　[標準化] 

各研究員の研究成果については各教員の個人ページ、および京都大学教育研究活動データベースにも掲載されていますのでご覧ください。

査読付き学術誌論文

  1. Masaki Maeda, Yusuke Koda, Norichika Ohmi, Hiroshi Harada, “105 GHz Multipath Propagation Measurement and Comparison with 60 GHz in Office Desk Environment for Ultra-High Speed Sub-THz WPAN Systems,” IEEE Open Journal of Vehicular Technology ( Early Access ), pp.1-14, Feb. 2025.
  2. Ryuichi Nagao, Daiki Hotta, Hiroko Masaki, Keiichi Mizutani, Hiroshi Harada, “Stabilized Multi-Hop Route Construction Using a Modified Link Metric for Wi-SUN FAN Systems,” IEEE Open Journal of Vehicular Technology, vol. 6, pp. 607-618, Jan. 2025.
  3. Jaeseok Lim, Keito Nakura, Shota Mori, Hiroshi Harada, “Software-Defined Radio-Based IEEE 802.15.4 SUN FSK Evaluation Platform for Highly Mobile Environments,” IEEE Open Journal of Vehicular Technology, vol. 5, pp. 1637-1649, Sep. 2024.
  4. Yusuke Koda, Ruiting Ouyang, Norichika Ohmi, Hiroshi Harada, “Survey, taxonomy, and unification of standard mmWave channel models for WPAN, WLAN, and cellular systems in 6G,” IEEE Communications Standards Magazine, vol. 8, no. 3, pp. 44–52, Sep. 2024.
  5. Keiichi Mizutani, Kazuki Nishikori, Kyoya Teramae, Hiroto Kuriki, Takeshi Matsumura, Hiroshi Harada, “Dynamic Full-Duplex Cellular System for Wide Area IoT Network Backbone,” IEEE Open Journal of Vehicular Technology, vol. 5, pp. 1215-1229, Aug. 2024.
  6. Yusuke Koda, Ryogo Okura, Hiroshi Harada, “Toward 3GPP Sidelink-Based Millimeter Wave Wireless Personal Area Network for Out-of-Coverage Scenarios,” IEEE Internet of Things Journal, Vol. 11, Issue 21, pp. 34592 – 34616, May 2024
  7. Shota Mori, Keiichi Mizutani, Hiroshi Harada, “Inter-User Interference Cancellation Scheme for 5G-Based Dynamic Full-Duplex Cellular System,” IEEE Open Journal of Vehicular Technology, vol. 5, pp. 704-720, May 2024.
  8. Yudai Morikawa, Keiichi Mizutani, Hiroshi Harada, “Heterogeneous In-Band Full-Duplex for Simultaneous SUN-OFDM Transmission and SUN-FSK Reception,” IEEE Internet of Things Journal, Vol. 11, Issue 4,  pp.  6652 – 6663, Feb. 2024.
  9. Keito Nakura, Shota Mori, Hiroko Masaki, Hiroshi Harada, “Software-Defined Radio-Based IEEE 802.15.4 SUN OFDM Evaluation Platform for Highly Mobile Environments,” IEEE Open Journal of Vehicular Technology, vol. 5, pp. 95-107, Nov. 2023.
  10. Rei Hirakawa, Keiichi Mizutani, Hiroshi Harada, “Specification and Performance Analysis of Wi-SUN FAN,” IEEE Open Journal of Vehicular Technology, vol. 4, pp. 849 – 866, Oct. 2023
  11. Kiminobu Makino, Keiichi Mizutani, Takeshi Matsumura, Hiroshi Harada, “Super-large-coverage Standardized Wireless Communication System and Its Implementation in VHF Band for IoT and V2X,” IEEE Open Journal of Vehicular Technology, Vol. 4, pp. 667-680, Sep. 2023.
  12. Yudai Morikawa, Keiichi Mizutani, Hiroshi Harada, “Mobility Enhancement for IEEE 802.15.4 SUN-OFDM Using Channel Estimation and Viterbi Decoder with Likelihood Ratio Adjustment Methods,” IEEE Open Journal of Vehicular Technology, vol. 4, pp. 701-712,  Aug. 2023.
  13. Yuu Ichikawa, Keiichi Mizutani, Hiroshi Harada, “Experimental Study of Simplified UTW-OFDM Receiver Technology for Application to 5G Using Software-Defined Radio Platform,” IEEE Open Journal of Vehicular Technology, Vol. 4, pp.505-516, Aug. 2023.
  14. Yusuke Koda, Ruiting Ouyang, Hiroshi Harada, “End-to-End Channel Modeling and Generation Software Based on Statistical mmWave Channel Model,”  IEEE Open Journal of Antennas and Propagation, Vol. 4, pp. 824-839, July 2023.
  15. Yudai Morikawa, Keiichi Mizutani, Hiroshi Harada, “Heterogeneous In-Band Full-Duplex System for Simultaneous SUN-FSK Transmission and SUN-OFDM Reception,”  IEEE Open Journal of Vehicular Technology, vol. 4, pp. 457-469, June 2023.
  16. Shota Mori, Keiichi Mizutani, and Hiroshi Harada, “A Digital Self-Interference Cancellation Scheme for In-Band Full-Duplex-Applied 5G System and Its Software-Defined Radio Implementation,” IEEE Open Journal of Vehicular Technology, Vol. 4, pp. 444-456, May 2023.
  17. Yusuke Koda, Ruiting Ouyang, Norichika Ohmi, Hiroshi Harada, “3GPP-Compatible Channel Generation Framework for FR2-2 Indoor Short-Range Communication,” IEEE Open Journal of Antennas and Propagation, vol. 4, pp. 278-293, Mar. 2023.
  18. Hidetomo Ochiai, Yudai Morikawa, Keiichi Mizutani, Hiroshi Harada, “An Enhanced Channel Estimation for IEEE 802.15.4 OFDM Receiver in High-speed Mobile IoT Communication Systems,” IEEE Internet of Things Journal, Vol. 10, Issue 13, pp.11910 – 11921, Feb. 2023.
  19. Shota Mori, Keiichi Mizutani, and Hiroshi Harada, “Software-Defined Radio-Based 5G Physical Layer Experimental Platform for Highly Mobile Environments,” IEEE Open Journal of Vehicular Technology, vol. 4, pp. 230-240, Jan. 2023.
  20. Keita Fukushima, Shota Mori, Keiichi Mizutani, and Hiroshi Harada, “Throughput Enhancement of Dynamic Full-Duplex Cellular System by Distributing Base Station Reception Function,” IEEE Open Journal of Vehicular Technology, vol. 4, pp. 114-126, Dec. 2022.
  21. Keika Minaki, Sohei Yanase, Shingo Tomida, Keiichi Mizutani, and Hiroshi Harada, “Radio-Protected Area Estimation Model Using Location-Dependent Gain for a Spectrum Sharing System in the VHF-Band,” IEEE Open Journal of Vehicular Technology, pp. 1-13, Oct. 2022.
  22. Ou Zhao, Wei-Shun Liao, Keren Li, Takeshi Matsumura, Fumihide Kojima and Hiroshi Harada, “A Lazy Learning-Based Self-Interference Cancellation Approach for In-Band Full-Duplex Wireless Communication Systems,” Wireless Communications and Mobile Computing, Aug. 2022.
  23. Ruiting Ouyang, Takeshi Matsumura, Keiichi Mizutani and Hiroshi Harada, “ Software-Defined Radio-Based Evaluation Platform for Highly Mobile IEEE 802.22 System ,” IEEE Open Journal of Vehicular Technology, Vol. 3, pp. 167-177, April 2022.
  24. Keiichi Mizutani and Hiroshi Harada, “Quantization Noise Reduction by Digital Signal Processing-assisted Analog-to-digital Converter for In-band Full-duplex Systems,” IEEE Transactions on Wireless Communications, Vol. 21, Issue: 8, pp. 6643-6655, Aug. 2022.
  25. Shunsuke Kadoi, Hidetomo Ochiai, Ryota Okumura, Keiichi Mizutani, and Hiroshi Harada, “IEEE 802.15.4g/4x-based Orthogonal Frequency Division Multiplexing Transmission Scheme for Wide Area and Mobile IoT Communication Systems,”IEEE Internet of Things Journal, Vol. 9, Issue: 14, pp.12673 – 12683, July 2022.
  26. Shota Mori, Keiichi Mizutani, and Hiroshi Harada, “In-Band Full-Duplex-Applicable Area Expansion by Inter-User Interference Reduction Using Successive Interference Cancellation,” IEICE Transactions on Communications, E105-B, No. 2, pp. 168–176, Feb. 2022.
  27. Michiharu Nakamura, Eisuke Fukuda, Yoshimasa Daido, Keiichi Mizutani, Takeshi Matsumura, and Hiroshi Harada, “Determining Memory Polynomial Model Parameters from Those of Complex p-th Order Inverse for Designing Predistorter,” IEICE Transactions on Communications, E104-B, No. 11, pp. 1429–1440, Nov. 2021.
  28. Ruiting Ouyang, Takeshi Mastumura, Keiichi Mizutani, and Hiroshi Harada, “Channel Measurement and Modeling Prototype for IEEE 802.22-Based Regional Area Networks,” IEEE Access, Vol. 9, pp. 144587–144599, Oct. 2021.
  29. Atomu Sakai, Keiichi Mizutani, Takeshi Matsumura, and Hiroshi Harada, “Highly Efficient Sensing Methods of Primary Radio Transmission Systems toward Dynamic Spectrum Sharing-based 5G Systems,” IEICE Transactions on Communications, E104-B, No. 10, pp. 1227–1236, Oct. 2021.
  30. Ryota Okumura, Keiichi Mizutani, and Hiroshi Harada, “Feasibility Study of Wi-SUN JUTA Profile-Compliant F-RIT Protocol,”IEICE Transactions on Communications, E104-B, No. 10, pp. 1354–1365, Oct. 2021.
  31. Ryota Okumura, Keiichi Mizutani, and Hiroshi Harada, “Efficient Polling Communications for Multi-Hop Networks Based on Receiver-Initiated MAC Protocol,” IEICE Transactions on Communications, E104-B, No. 5, pp. 550–562, May 2021.
  32. Yueying Xiang, Ryota Okumura, Keiichi Mizutani, and Hiroshi Harada, “Data Rate Enhancement of FSK Transmission Scheme for IEEE 802.15.4-Based Field Area Network,” IEEE Sensors Journal, Vol. 21, Issue 7, pp. 9600–9611, Apr. 2021.
  33. Yuji Mizutani, Hiroto Kuriki, Yosuke Kodama, Keiichi Mizutani, Takeshi Matsumura, and Hiroshi Harada, “Enhanced Universal Filtered-DFTs-OFDM for Long-delay Multipath Environment,” IEICE Transactions on Communications, E103-B, No. 04, pp. 467–475, Apr. 2020.
  34. Ruiting Ouyang, Takeshi Matsumura, Keiichi Mizutani, and Hiroshi Harada, “A Reliable Channel Estimation Scheme Using Scattered Pilot Pattern for IEEE 802.22-based Mobile Communication System,” IEEE Transactions on Cognitive Communications and Networking, Vol. 5, Issue 4, pp. 935-948, Dec. 2019.
  35. Michiharu Nakamura, Yasuyuki Ohishi, Eisuke Fukuda, Yoshimasa Daido, Keiichi Mizutani, Takeshi Matsumura, Hiroshi Harada, “A Simplified Memory Polynomial Predistorter Using Restricted LTI Block Parameters” IEICE Transactions on Electronics, Vol. J102-C No.12, pp.356-365, Nov. 2019 (in Japanese)
  36. Keiichi Mizutani, Takeshi Matsumura, and Hiroshi Harada, “Comprehensive Performance Evaluation of Universal Time-domain Windowed OFDM-based LTE Downlink System,” IEICE Transactions on Communications, E102-B, No. 08, pp. 1728–1740, Aug. 2019.
  37. Ryota Okumura, Jun Fujiwara, Keiichi Mizutani, and Hiroshi Harada, “Enhanced F-RIT Protocol for Wireless Smart Utility Networks with High Traffic Bi-directional Communications,” IEICE Transactions on Communications, E101-B, No. 12, pp. 2487–2497, Dec. 2018.
  38. Hiroki Ohara, Hirokazu Sawada, Masayuki Oodo, Fumihide Kojima, Hiroshi Harada, Kentaro Saito, Jun-ichi Takada, “Characterization of Broadband Mobile Communication Channel in 200MHz Band Based on Saleh-Valenzuela Model“, IEICE Trans. Commun., Vol.E101-B No.11, pp. 2277-2288, Nov. 2018
  39. Takuya Habara, Keiichi Mizutani, and Hiroshi Harada, “A Load Balancing Algorithm for Layer 2 Routing in IEEE 802.15.10,”IEICE Transactions on Communications, E101-B, No. 10, pp. 2131–2141, Oct. 2018.
  40. Kyoichi Iigusa, Hirokazu Sawada, Fumihide Kojima, Hiroshi Harada, “Wideband Rectangular Antenna Fed Sideways from a Ground Plate“, IEICE Trans. Commun., Vol.E101-B, No.1, pp.176-184, Jan. 2018
  41. Stanislav Filin, Dominique Noguet, Jean-Baptiste Dore, Baher Mawlawi, Oliver Holland, Muhammad Zeeshan Shakir, Hiroshi Harada, Fumihide Kojima, “IEEE 1900.7 Standard for White Space Dynamic Spectrum Access Radio Systems“, IEEE Communications Magazine, Vol. 56, Issue: 1, pp.188 -192, Jan. 2018 
  42. Takeshi Matsumura, Kazuo Ibuka, Kentaro Ishizu, Homare Murakami, Fumihide Kojima, Hiroshi Harada, “Prototype of IEEE 802.11af-Based Baseband IC Enabling Compact Device for Wireless Local Area Network Systems in TV White-Spaces,” IEEE Transactions on Cognitive Communications and Networking, Vol. 3, Issue 3, pp.450-463, Sept. 2017
  43. Gabriel Porto Villardi, Hiroshi Harada, Fumihide Kojima, Hiroyuki Yano, “Multilevel Protection to Broadcaster Contour and Its Impact on TV White Space Availability,” IEEE Transactions on Vehicular Technology, Vol. 66, Issue 2, pp.1393-1407, Feb. 2017
  44. Hiroshi Harada, Keiichi Mizutani, Jun Fujiwara, Kentaro Mochizuki, Kentaro Obata, and Ryota Okumura, “IEEE 802.15.4g based Wi-SUN Communication Systems,” IEICE Transactions on Communications, E100-B, No. 07, pp. 1032–1043, Jul. 2017.
  45. Kazuomi Kario, Naoko Tomitani, Hiroshi Kanegae, Nobuhiko Yasui, Masafumi Nishizawa, Takeshi Fujiwara, Takeya Shigezumi, Ryozo Nagai, Hiroshi Harada, “Development of a New ICT-Based Multisensor Blood Pressure Monitoring System for Use in Hemodynamic Biomarker-Initiated Anticipation Medicine for Cardiovascular Disease: The National IMPACT Program Project“, Progress in Cardiovascular Diseases, Vol.60, No.3, pp. 435-449, Nov. 2017.
  46. Jun Fujiwara, Ryota Okumura, Keiichi Mizutani, Hiroshi Harada, “Feasibility study of F-RIT low-power consumption MAC protocol complied with IEEE 802.15.4/4e for wireless smart utility networks“, IEEJ Trans. on Electronics, Information and Systems, Vol.137, No.11, pp. 1461-1471, Nov. 2017 (in Japanese)
  47. Verotiana Rabarijaona, Fumihide Kojima, Hiroshi Harada, Clint Powell, “Enabling Layer 2 Routing in IEEE std 802.15.4 Networks with IEEE std 802.15.10”, IEEE Communications Standards Magazine, Vol. 1, Issue 1, pp. 44 – 49, March 2017.
  48. Chin-Sean Sum, Ming-Tuo Zhou, Fumihide Kojima, Hiroshi Harada, “Experimental Performance Evaluation of Multihop IEEE 802.15.4/4g/4e Smart Utility Networks in Outdoor Environment,” Wireless Communications and Mobile Computing, pp.1-13, March 2017.
  49. Gabriel Porto Villardi, Hiroshi Harada, Fumihide Kojima, Hiroyuki Yano,“Primary Contour Prediction Based on Detailed Topographic Data and Its Impact on TV White Space Availability,” IEEE Transactions on Antennas and Propagation, Vol. 64, Issue 8, pp. 3619-3631, Aug. 2016.
  50. Stanislav Filin, Tuncer Baykas, Hiroshi Harada, Fumihide Kojima, Hiroyuki Yano, “IEEE Standard 802.19.1 for TV white space coexistence,” IEEE Communications Magazine, Vol. 54, Issue 3, pp.22-26, March 2016.
  51. Jun Fujiwara, Hiroshi Harada, Takuya Kawata, Kentaro Sakamoto, Sota Tsuchiya, Keiichi Mizutani, “An ultra-low power consumption MAC protocol complied with IEEE 802.15.4/4e for wireless smart utility networks“, IEEJ Trans. on Electronics, Information and Systems, Vol.136, No.11, pp. 1555-1566, Nov. 2016 (in Japanese)
  52. Kyoichi Iigusa, Hirokazu Sawada, Fumihide Kojima, Hiroshi Harada, Hiroyuki Yano, “Efficiency degradation of short‐distance wireless power transmission by distance alignment error”, IET Microwaves, Antennas & Propagation, vol.10, Issue 9, pp.947-954, June 2016.
  53. Ha Nguyen Tran, Hiroshi Harada, “Low Overhead Query Method for the Interface between Geo-Location Database and Secondary User“, IEICE Trans. Commun., Vol.E98-B, No.4, pp.714-722, April 2015.
  54. Kyoichi Iigusa, Hiroshi Harada, “Numerical Verification of Expression for Current Distribution on a Dipole through Port Current and Port Voltage“, IEICE Trans. Commun., Vol.E98-B, No.2, pp.303-316, Feb. 2015.
  55. Ming-Tuo Zhou, Masayuki Oodo, Vinh Dien Hoang, Liru Lu, Xin Zhang, Hiroshi Harada, “Greater reliability in disrupted metropolitan area networks: use cases, standards, and practices“, IEEE Communications Magazine, Vol. 53, Issue 8, pp.198 -207, August 2015.
  56. Chin-Sean Sum, Liru Lu, Ming-Tuo Zhou, Fumihide Kojima, Hiroshi Harada, “System evaluation of a practical IEEE 802.15.4/4e/4g multi-physical and multi-hop smart utility network”, IET Communications, vol.9, Issue 5, pp.665-673, March 2015.
  57. Kyoichi Iigusa, Hiroshi Harada, “Approximate Relations of Impedance of Dipoles Independent of Their Arrangement”, IEEE Transactions on Antennas and Propagation, Vol. 62, Issue 9, pp.4612-4622, Sept. 2014.
  58. Mikio Hasegawa, Hiroshi Hirai, Kiyohito Nagano, Hiroshi Harada, Kazuyuki Aihara, “Optimization for Centralized and Decentralized Cognitive Radio Networks,” Proceedings of the IEEE, Vol. 102, Issue 4, pp.574-584, March 2014.
  59. Keiichi Mizutani, Zhou Lan, Hiroshi Harada, “IEEE 802.11af TVWS-WLan with Partial Subcarrier System for Effective TVWS Utilization“, IEICE Trans. Commun., Vol.E97-B, No.4, pp.886-895, April 2014.
  60. Keiichi Mizutani, Zhou Lan, Hiroshi Harada, “Time-Domain Windowing Design for IEEE 802.11af Based TVWS-WLAN Systems to Suppress Out-of-Band Emission”, IEICE Trans. Commun., Vol.E97-B, No.4, pp.875-885, April 2014.
  61. Hiroshi Harada, “White Space Communication Systems: An Overview of Regulation, Standardization and Trial”, IEICE Trans. Commun., Vol.E97-B, No.2, pp.261-274, Feb. 2014.
  62. Chunyi Song, Takeshi Matsumura, Hiroshi Harada, “A Prototype of TV White Space Spectrum Sensing and Power Measurement”, IEICE Trans. Commun., Vol.E97-B, No.2, pp.314-325, Feb. 2014.
  63. Noriyuki Yaginuma, Masahiro Umehira, Hiroshi Harada, “Feasibility of Guard Band Utilization for Cognitive Radio Using TV White Space”, IEICE Trans. Commun., Vol.E97-B, No.2, pp.343-349, Feb. 2014.
  64. Ha Nguyen Tran, Yohannes D. Alemseged, Hiroshi Harada, “Implementation and Performance Evaluation of a Distributed TV White Space Sensing System”, IEICE Trans. Commun., Vol.E97-B, No.2, pp.305-313, Feb. 2014.
  65. Tomoshige Kan, Hirokazu Sawada, Keiichi Mizutani, Kentaro Ishizu, Homare Murakami, Hiroshi Harada, Jun-ichi Takada, “Propagation Loss Model in Short Range LoS Environment for TV White Space Systems using Low Antenna Height Base Station”, The Journal of The Institute of Image Information and Television Engineers, Vol.68, No.11, pp. J502-J509, Nov. 2014 (in Japanese)
  66. Chunyi Song, Hiroshi Harada, “White space cognitive radio prototype and its test results for white space trial”, IET Communications, 8, 16, pp.2775-2785, 2014.
  67. Chin-Sean Sum, Liru Lu, Ming-Tuo Zhou, Fumihide Kojima, Hiroshi Harada, “Design considerations of IEEE 802.15.4m low-rate WPAN in TV white space” IEEE Communications Magazine, Vol. 51, Issue: 4, pp. 74 – 82, April 2013.
  68. Chin-Sean Sum, Hiroshi Harada, Fumihide Kojima, Liru Lu. “An interference management protocol for multiple physical layers in IEEE 802.15.4g smart utility networks”, IEEE Communications Magazine, Vol. 51, Issue: 4, pp. 84 – 91, April 2013.
  69. Chunyi Song, Hiroshi Harada, “Proposal and Hardware Implementation of a Partial Bandwidth Based Feature Detection Method for Sensing under Adjacent Channel Interference” IEEE Trans. on Wireless Communications, Vol. 12, Issue 11, pp. 5444-5453, Nov. 2013.
  70. Liru Lu, Hiroshi Harada, Ryuhei Funada, and Chin-Sean Sum, “Design of the Start-Frame-Delimiter Pair for 802.15 Smart Utility Network System”, IEICE Trans. Commun., Vol.E96-B, No.3, pp.730-736, March. 2013.
  71. Chunyi Song, Hiroshi Harada, “Proposal and Hardware Performance of an Enhanced Feature Detection Method for OFDM Signals of Digital TV Standards”, IEICE Trans. Commun., Vol.E96-B, No.3, pp.859-868, March. 2013.
  72. Takeshi Matsumura, Hiroshi Harada, “Development of Cognitive Radio Terminal for TV Band White-Space Utilization and Expectation on Tunable Filter” IEICE Trans. Fundamental, Vol.J96-A, No.6, pp.292-300, June 2013 (in Japanese)
  73. Ming-tuo Zhou, Vinh Dien Hoang, Hiroshi Harada, Jaya Shankar Pathmasuntharam, Haiguang Wang, Peng-yong Kong, Chee-wei Ang, Yu Ge, Su Wen, “TRITON: high-speed maritime wireless mesh network”, IEEE Wireless Communications, Vol. 20, Issue 5, pp. 134 -142, Oct. 2013.
  74. Chin-Sean Sum, Gabriel Porto Villardi, Mohammad Azizur Rahman, Tuncer Baykas, Ha Nguyen Tran, Zhou Lan, Chen Sun, Yohannes D. Alemseged, Junyi Wang, Chunyi Song, Chang-Woo Pyo, Stanislav Filin, Hiroshi Harada, “Cognitive communication in TV white spaces: An overview of regulations, standards, and technology”, IEEE Communications Magazine, Vol. 51, Issue 7, pp. 138 -145, July 2013.
  75. Hiroshi Harada, Yohannes D. Alemseged, Stanislav Filin, Maximilian Riegel, Michael Gundlach, Oliver Holland, Bernd Bochow, Masayuki Ariyoshi, Lynn Grande, “IEEE dynamic spectrum access networks standards committee”, IEEE Communications Magazine, Vol. 51, Issue 3, pp.104 -111, March 2013.
  76. Homare Murakami, Kentaro Ishizu, Stanislav Filin, Hiroshi Harada, Mikio Hasegawa, “Design and Implementation of IEEE 1900.4 Architecture Using IMS Functionality”, IEICE Trans. Commun., Vol.E95-B, No.4, pp.1266-1275, April. 2012.
  77. Mohammad Azizur Rahman, Chunyi Song, Hiroshi Harada, “Sensing Methods for Detecting Analog Television Signals”, IEICE Trans. Commun., Vol.E95-B, No.4, pp.1066-1075, April. 2012.
  78. Chunyi Song, Mohammad Azizur Rahman, Hiroshi Harada, “Proposal and Implementation of a Robust Sensing Method for DVB-T Signal”, IEICE Trans. Commun., Vol.E95-B, No.4, pp.1276-1285, April. 2012.
  79. Junyi Wang, Stanislav Filin, Tuncer Baykas, Mohammad Azizur Rahman, Chunyi Song, Hiroshi Harada, “A Complete Design of Coexistence Information Service for Autonomous Decision-Making Systems in TV White Space”, IEICE Trans. Commun., Vol.E95-B No.4 pp.1230-1240, April. 2012.
  80. Yohsuke Kon, Kazuki Hashiguchi, Masato Ito, Mikio Hasegawa, Kentaro Ishizu, Homare Murakami, Hiroshi Harada, “Autonomous Throughput Improvement Scheme Using Machine Learning Algorithms for Heterogeneous Wireless Networks Aggregation”, IEICE Trans. Commun., Vol.E95-B, No.4, pp.1143-1151, April. 2012.
  81. Ha Nguyen Tran, Chen Sun, Yohannes D. Alemseged, Hiroshi Harada, “A Distributed Sensing and Caching Database for Cognitive Radio Systems”, IEICE Trans. Commun., Vol.E95-B, No.1, pp.217-225, Jan. 2012.
  82. Chin-Sean Sum, Gabriel Porto Villardi, Mohammad Azizur Rahman, Junyi Wang, Zhou Lan, Chunyi Song, Hiroshi Harada, “Hidden Node due to Multiple Transmission Power Level for White Space Radio Operating in the TV Bands”, IEICE Trans. Fundamentals., Vol.E95-A, No.10, pp.1749-1758, October. 2012.
  83. Chen Sun, Gabriel Porto Villardi, Zhou Lan, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada, “Optimizing the Coexistence Performance of Secondary-User Networks Under Primary-User Constraints for Dynamic Spectrum Access”, IEEE Transactions on Vehicular Technology, Vol. 61, Issue: 8, pp. 3665 – 3676, Oct. 2012.
  84. Gabriel Porto Villardi, Giuseppe Thadeu Freitas de Abreu, Hiroshi Harada, “TV White Space Technology: Interference in Portable Cognitive Emergency Network”, IEEE Vehicular Technology Magazine, Vol. 7, Issue: 2, pp. 47 – 53, June. 2012.
  85. Chin-Sean Sum, Hiroshi Harada, “Scalable Heuristic STDMA Scheduling Scheme for Practical Multi-Gbps Millimeter-Wave WPAN and WLan Systems”, IEEE Transactions on Wireless Communications, Vol. 11, Issue: 7, pp. 2658 – 2669, July 2012.
  86. Gabriel Porto Villardi, Chin-Sean Sum, Chen Sun, Yohannes D. Alemseged, Zhou Lan, Hiroshi Harada, “Efficiency of dynamic frequency selection based coexistence mechanisms for tv white space enabled cognitive wireless access points”, IEEE Wireless Communications, Vol. 19, Issue: 6, pp. 69- 75, Dec. 2012.
  87. Kyoichi Iigusa, Keren Li, Katsuyoshi Sato, Hiroshi Harada, “Gain Enhancement of H-Plane Sectoral Post-Wall Horn Antenna by Connecting Tapered Slots for Millimeter-Wave Communication” IEEE Transactions on Antennas and Propagation, Vol. 60, Issue: 12, pp. 5548 – 5556, Dec. 2012.
  88. Ming-Tuo Zhou, Hiroshi Harada, “Cognitive maritime wireless mesh/ad hoc networks”, Journal of Network and Computer Applications, Vol. 35, No.2, pp.518-526, March 2012.
  89. Takeshi Matsumura, Masayoshi Esashi, Hiroshi Harada, Shuji Tanaka, “Fabrication Technology of Ruthenium Microelectrode Pattern for RF MEMS”, IEEJ Transactions on Electronics, Information and Systems, Vol. 132, No.4, Sec. E, pp.71 – 76, 2012 (in Japanese)
  90. Takeshi Matsumura, Masayoshi Esashi, Hiroshi Harada, Shuji Tanaka, “Vibration mode observation of piezoelectric disk-type resonator by high-frequency laser Doppler vibrometer”, Electronics and Communications in Japan, Vol. 95, No. 5, pp.33-41, 2012.
  91. Chang-Woo Pyo, Zhou Lan, Fumihide Kojima, Ryuhei Funada, Hiroshi Harada, Shuzo Kato, “MAC Development and Enhancement of IEEE 802.15.3c WPAN Realizing Gbps Throughput”, IEICE Trans. Commun., Vol.E94-B, No.11, pp.3065-3076, Nov. 2011.
  92. Chin-Sean Sum, Shigenobu Sasaki, Hiroshi Harada, “Interference Mitigation Capability of a Low Duty DS-Multiband-UWB System in Realistic Environment”, IEICE Trans. Fundamentals., Vol.E94-A, No.12, pp.2762-2772, Dec. 2011.
  93. Kyoichi Iigusa, Hiroshi Harada, Shuzo Kato, Jiro Hirokawa, Makoto Ando, “Periodically Loaded Straight Wires for Radio Wave Transmission Control” IEEE Transactions on Antennas and Propagation, Vol. 59, Issue:1, pp.328 – 332, Jan. 2011.
  94. Stanislav Filin, Hiroshi Harada, Homare Murakami, Kentaro Ishizu, “International standardization of cognitive radio systems”, IEEE Communications Magazine, Vol. 49, Issue:3, pp. 82-89, March 2011
  95. Tuncer Baykas, Chin-Sean Sum, Zhou Lan, Junyi Wang, Mohammad Azizur Rahman, Hiroshi Harada, Shuzo Kato, “IEEE 802.15.3c: the first IEEE wireless standard for data rates over 1 Gb/s”, IEEE Communications Magazine, Vol. 49, Issue: 7, pp. 114-121, July 2011.
  96. Mohammad Azizur Rahman, Hiroshi Harada, “New Exact Closed-Form PDF of the Sum of Nakagami-m Random Variables with Applications”, IEEE Transactions on Communications, Vol.59, Issue: 2, pp. 395-401, Feb. 2011.
  97. Klaus Moessner, Hiroshi Harada, Chen Sun, Yohannes D. Alemseged, Ha Nguyen Tran, Dominique Noguet, Ryo Sawai, Naotaka Sato, “Spectrum sensing for cognitive radio systems: technical aspects and standardization activities of the IEEE P1900.6 working group” IEEE Wireless Communications, Vol. 18, Issue:1, pp. 30-37, Feb. 2011.
  98. Chin-Sean Sum, Hiroshi Harada, Fumihide Kojima, Zhou Lan, Ryuhei Funada, “Smart utility networks in tv white space” IEEE Communications Magazine, Vol. 49, Issue: 7, pp. 132-139, July. 2011.
  99. Maurizio Murroni, Ramjee Venkatesha Prasad, Paulo Marques, Bernd Bochow, Dominique Noguet, Chen Sun, Klaus Moessner, Hiroshi Harada, “IEEE 1900.6: spectrum sensing interfaces and data structures for dynamic spectrum access and other advanced radio communication systems standard: technical aspects and future outlook” IEEE Communications Magazine, Vol. 49, Issue: 12, pp. 118 – 127, Dec. 2011.
  100. Kostas Tsagkaris, Panagiotis Vlacheas, George Athanasiou, Vera Stavroulaki, Stanislav Filin, Hiroshi Harada, Jens Gebert, Markus Mueck, “Autonomics in wireless network management: Advances in standards and further challenges” IEEE Network, Vol. 25, Issue: 6, pp. 41 – 49, Nov. 2011.
  101. Gabriel Porto Villardi, Yohannes D. Alemseged, Chen Sun, Chin-Sean Sum, Ha Nguyen Tran, Tuncer Baykas, Hiroshi Harada, “Enabling coexistence of multiple cognitive networks in TV white space” IEEE Wireless Communications, Vol. 18, Issue:4, pp. 32-40, Aug. 2011.
  102. Chin-Sean Sum, Gabriel Porto Villardi, Zhou Lan, Chen Sun, Yohannes D. Alemseged, Ha Nguyen Tran, Junyi Wang, Hiroshi Harada, “Enabling Technologies for a Practical Wireless Communication System Operating in TV White Space”, International Scholarly Research Network (ISRN) Communications and Networking, 2011, Vol. 2011, article ID: 147089, 12 pages, 2011.
  103. Takeshi Matsumura, Masayoshi Esashi, Hiroshi Harada, Shuji Tanaka, “Vibration Mode Observation of Piezoelectric Disk-type Resonator by High Frequency Laser Doppler Vibrometer”, IEEJ Transactions on Electronics, Information and Systems, Vol. 131, No.6, Sec. C, pp.1086 – 1093, June 2011 (in Japanese)
  104. Chang-Woo Pyo, Hiroshi Harada, Shuzo Kato, “Numerical Throughput Analysis on Channel Interference in IEEE 802.15.3c WPAN Based on Hybrid Multiple Access of CSMA/CA-TDMA”, IEICE Trans. Commun., Vol.E93-B, No.6, pp.1502-1514, Jul. 2010.
  105. Kentaro Ishizu, Homare Murakami, Stanislav Filin, Hiroshi Harada, “Cognitive Wireless Router System by Distributed Management of Heterogeneous Wireless Networks”, IEICE Trans. Commun., Vol.E93-B, No.12, pp.3311-3322, Dec. 2010.
  106. Chen Sun, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada, “Coexistence of Dynamic Spectrum Access Based Heterogeneous Networks”, IEICE Trans. Commun., Vol.E93-B, No.12, pp.3293-3301, Dec. 2010.
  107. Ming-Tuo Zhou, Hiroshi Harada, “A Channel-Hopping MAC Protocol for Cognitive IEEE 802.16d Mesh Networks”, IEICE Trans. Commun., Vol.E93-B, No.12, pp.3417-3428, Dec. 2010.
  108. Yohannes D. Alemseged, Chen Sun, Ha Nguen Tran, Hiroshi Harada, “Enhanced Media Access Scheme for Distributed Spectrum Sensing”, IEICE Trans. Commun., Vol.E93-B, No.12, pp.3266-3273, Dec. 2010.
  109. Chang-Woo Pyo, Hiroshi Harada, Shuzo Kato, “Throughput Comparison of Hybrid Slotted CSMA/CA-TDMA and Slotted CSMA/CA in IEEE 802.15.3c WPAN”, IEICE Trans. Fundamentals, Vol.E93-A, No.8, pp.1531-1543, Aug. 2010.
  110. Chin-Sean Sum, Shigenobu Sasaki, Hiroshi Harada, “Impact of Chip Duty Factor on DS, TH and DS-TH UWB Systems in Realistic Environment”, IEICE Trans. Fundamentals, Vol.E93-A, No.10, pp.1716-1723, Oct. 2010.
  111. Mohammad Azizur Rahman, Hiroshi Harada, “Comment on “accurate approximations to the Sum of generalized random variables and applications in the performance analysis of diversity systems” IEEE Transactions on Communications, Vol.58, Issue: 5, pp. 1313 – 1314, May 2010.
  112. Chen Sun, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada, “Transmit Power Control for Cognitive Radio Over a Rayleigh Fading Channel“ IEEE Transactions on Vehicular Technology, Vol. 59, Issue: 4, pp. 1847 – 1857, May 2010.
  113. Mohammad Azizur Rahman, Chin-Sean Sum, Ryuhei Funada Tuncer Baykas, Junyi Wang, Shigenobu Sasaki, Hiroshi Harada, Shuzo Kato, “Error Rate Analysis of Band-Limited BPSK With Nakagami/Nakagami ACI Considering Nonlinear Amplifier and Diversity” IEEE Transactions on Vehicular Technology, 2010 Vol. 59, Issue 3, pp. 1523 – 1529, March 2010.
  114. Gabriel Porto Villardi, Giuseppe Thadeu Freitas de Abreu, Ryuji Kohno, Hiroshi Harada, “STBCs with orthogonal decoder for highly time-selective channels” IEEE Transactions on Consumer Electronics, Volume: 56, Issue: 2, pp.380 -387, May 2010.
  115. Markus Mueck, Antti Piipponen, Kari Kalliojärvi, George Dimitrakopoulos, Kostas Tsagkaris, Panagiotis Demestichas, Fernando Casadevall, Jordi Pérez-Romero, Oriol Sallent, Gianmarco Baldini, Stanislav Filin, Hiroshi Harada, Merouane Debbah, Thomas Haustein, Jens Gebert, Benoist Deschamps, Paul Bender, Michael Street, Sithamparanathan Kandeepan, Jaswinder Lota, Aawatif Hayar, “ETSI reconfigurable radio systems: status and future directions on software defined radio and cognitive radio standards”, Communications Magazine, IEEE, Volume: 48 , Issue: 9, pp. 78 – 86, Sept. 2010.
  116. Takeshi Matsumura, Masayoshi Esashi, Hiroshi Harada, Shuji Tanaka, “Multi-band radio-frequency filters fabricated using polyimide-based membrane transfer bonding technology”, Journal of Micromechanics and Microengineering, Vol.20, No.9, 2010.
  117. Kyoichi Iigusa, Hiroshi Harada, Shuzo Kato, “Proposal and Design of a Slim Electronically Steerable Parasitic Array Radiator Antenna in the 2.4-GHz Band”, Wireless Personal Communications, vol.52, No.1, pp.43-55, 2010.
  118. Junyi Wang, Zhou Lan, Chang-woo Pyo, Tuncer Baykas, Chin-Sean Sum, Mohammad Azizur Rahman, Jing Gao, Ryuhei Funada, Fumihide Kojima, Hiroshi Harada, Shuzo Kato, “Beam codebook based beamforming protocol for multi-Gbps millimeter-wave WPAN systems” IEEE journal on Selected Areas in Communications, Volume: 27, Issue: 8, pp.1390-1399, Oct. 2009.
  119. Chang-woo Pyo, Hiroshi Harada, “Throughput analysis and improvement of hybrid multiple access in IEEE 802.15.3c mm-wave WPAN” IEEE journal on Selected Areas in Communications, Volume: 27, Issue: 8, pp.1414-1424, Oct. 2009.
  120. Chin-Sean Sum, Zhou Lan, Ryuhei Funada, Junyi Wang, Tuncer Baykas, Mohammad Azizur Rahman, Hiroshi Harada, “Virtual time-slot allocation scheme for throughput enhancement in a millimeter-wave multi-Gbps WPAN system” IEEE journal on Selected Areas in Communications, Volume: 27, Issue: 8, pp.1379-1389, Oct. 2009.
  121. Hirokazu Sawada, Hiroyuki Nakase, Katsuyoshi Sato, Hiroshi Harada, “A sixty GHz vehicle area network for multimedia communications” IEEE Journal on Selected Areas in Communications, Vol.27, Issue:8, pp.1500-1506, Oct. 2009.
  122. Yoshitoshi Murata, Mikio Hasegawa, Homare Murakami, Hiroshi Harada, Shuzo Kato, “The architecture and a business model for the open heterogeneous mobile network” IEEE Communications Magazine, Vol. 47, Issue:5, pp. 95-101, May 2009.
  123. Zhou Lan, Chin-Sean Sum, Junyi Wang, Tuncer Baykas, Fumihide Kojima, Hiroyuki Nakase, Hiroshi Harada,” Relay with deflection routing for effective throughput improvement in Gbps millimeter-wave WPAN systems” IEEE Journal on Selected Areas in Communications, Vol. 27, Issue: 8, pp1453-1465, Oct. 2009.
  124. Shuzo Kato, Hiroshi Harada, Ryuhei Funada, Tuncer Baykas, Chin-Sean Sum, Junyi Wang, Mohammad Azizur Rahman, “Single carrier transmission for multi-gigabit 60-GHz WPAN systems” IEEE Journal on Selected Areas in Communications, Vol. 27, Issue:8, pp. 1466-1478. Oct. 2009.
  125. Soodesh Buljore, Hiroshi Harada, Stanislav Filin, Paul Houze, Kostas Tsagkaris, Oliver Holland, Klaus Nolte, Tim Farnham, Vladimir Ivanov, “Architecture and enablers for optimized radio resource usage in heterogeneous wireless access networks: The IEEE 1900.4 Working Group” IEEE Communications Magazine, Vol.47, Issue: 1, pp. 122-129, Jan. 2009.
  126. Chin-Sean Sum, Ryuhei Funada, Junyi Wang, Tuncer Baykas, Mohammad Azizur Rahman, Hiroshi Harada, “Error performance and throughput evaluation of a multi-Gbps millimeter-wave WPAN system in the presence of adjacent and co-channel interference” IEEE Journal on Selected Areas in Communications, Vol. 27, Issue: 8, pp. 1433-1442, Oct. 2009.
  127. Kyoichi Iigusa, Hiroshi Harada, “Antenna Composition and Technology for Cognitive Wireless Communications”, Wireless Personal Communications, Vol. 51, No.4, pp.843 – 854, 2009.
  128. Chang-Woo Pyo, Fumihide Kojima, Junyi Wang, Hiroshi Harada, Shuzo Kato, “MAC Enhancement for High Speed Communications in the 802.15.3c mmWave WPAN “, WIRELESS PERSONAL COMMUNICATIONS, Vol. 51, No.4, pp.825 – 841, 2009.
  129. Chen Sun, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada, “Spectrum Sensing Architecture and Use Case Study: Distributed Sensing over Rayleigh Fading Channels”, IEICE Trans. Commun., Vol.E92-B, No.12, pp.3606-3615, Dec. 2009.
  130. Yohannes D. Alemseged, Chen Sun, Ha Nguyen Tran, Hiroshi Harada, “Robust Spectrum Sensing Algorithms for Cognitive Radio Application by Using Distributed Sensors”, IEICE Trans. Commun., Vol.E92-B, No.12, pp.3616-3624, Dec. 2009.
  131. Shintaro Shinjo, Fumiki Onoma, Koji Tsutsumi, Noriharu Suematsu, Mitsuhiro Shimozawa, Hiroshi Harada, “0.4-5.8 GHz SiGe-MMIC Quadrature Modulator Employing Self Current Controlled Mixer for Cognitive Radio”, IEICE Trans. Commun., Vol. E92-B, No.12, pp.3701-3710, Dec. 2009.
  132. Chin-Sean Sum, Mohammad Azizur Rahman, Zhou Lan, Ryuhei Funada, Junyi Wang, Tuncer Baykas, Hiroshi Harada, Shuzo Kato, “Throughput and Error Analysis of a Space-Time Resource Management Scheme for Multi-Gbps Millimeter-Wave WPAN System”, IEICE Trans. Fundamentals, Vol. E92-A, No.11, pp.2659-2668, Nov. 2009.
  133. Mohammad Azizur Rahman, Chin-Sean Sum, Ryuhei Funada, Shigenobu Sasaki, Tuncer Baykas, Junyi Wang, Hiroshi Harada, Shuzo Kato, “Error Probability of MRC in Frequency Selective Nakagami Fading in the Presence of CCI and ACI”, IEICE Trans. Fundamentals, Vol. E92-A, No.11, pp.2679-2687, Nov. 2009.
  134. Chin-Sean Sum, Mohammad Azizur Rahman, Shigenobu Sasaki, Hiroshi Harada, Shuzo Kato, “Error Analysis of Hybrid DS-Multiband-UWB Multiple Access System in the Presence of Narrowband Interference”, IEICE Trans. Fundamentals, Vol.E92-A, No.9, pp.2167-2176, Sep. 2009.
  135. Hiroshi Harada, “Research and Development on Elemental Technologies for Cognitive Radio Equipments” ,IEICE Trans. Commun., Vol.J91-B No.11, pp.1320-1331, Nov. 2008 (in Japanese)
  136. Noriharu Suematsu, Hiroshi Harada, “Si-RFICs for Multi-Band Multi-Mode Transceivers” ,IEICE Trans. Commun., Vol.J91-B, No.11, pp.1339-1350, Nov. 2008 (in Japanese)
  137. Soodesh Buljore, Markus Muck, Patricia Martigne, Paul Houze, Hiroshi Harada, Kentaro Ishizu, Oliver Holland, Andrej Mihailovic, Kostas A. Tsagkaris, Oriol Sallent, Gary Clemo, Mahesh Sooriyabandara, Vladimir Ivanov, Klaus Nolte, Makis Stametalos, “Introduction to IEEE P1900.4 Activities”, IEICE Trans. Commun., Vol.E91-B, No.1, pp.2-9, Jan. 2008.
  138. Mikio Hasegawa, Ha Nguyen Tran, Goh Miyamoto, Yoshitoshi Murata, Hiroshi Harada, Shuzo Kato, “Autonomous and Decentralized Optimization of Large-Scale Heterogeneous Wireless Networks by Neural Network Dynamics”, IEICE Trans. Commun., Vol.E91-B, No.1, pp.110-118, Jan. 2008.
  139. Masafumi Moriyama, Hiroshi Harada, Seiichi Sampei, Ryuhei Funada, “A Novel Method of Estimating the Signal-to-Interference Ratio for One-Cell-Frequency-Reuse OF/TDMA Systems”, IEICE Trans. Commun., Vol.E91-B, No.1, pp.247-257, Jan. 2008.
  140. Mohammad Azizur Rahman, Shigenobu Sasaki, Hisakazu Kikuchi, Hiroshi Harada, Shuzo Kato, “Exact Error Rate Analysis for Pulsed DS- and Hybrid DS/TH-CDMA in Nakagami Fading” IEICE Trans. Fundamental, Vol.E91-A, No.11, pp.3150-3162, Nov. 2008.
  141. Ryohei Takeuchi, Hiroshi Harada, Kohji Masuda, Gen-Ichiro Ota, Masaki Yokoi, Nobuyasu Teramura, Tomoyuki Saito, “Field testing of a remote controlled robotic tele-echo system in an ambulance using broadband mobile communication technology”, Journal of Medical Systems, vol.32, No.3, pp.235-242, 2008
  142. Seiichi Sampei, Hiroshi Harada, “System Design Issues and Performance Evaluations for Adaptive Modulation in New Wireless Access Systems”, Proceedings of the IEEE, Vol. 95, Issue: 12, pp. 2456-2471, Dec. 2007
  143. Ming Lei, Hiroshi Harada, “MIMO-OFDM Based Evolution Schemes for DPC-OF/TDMA” IEICE Trans. Commun., Vol.E90-B, No.2, pp.239-250, Feb. 2007.
  144. Ming Lei, Hiroshi Harada, “Reduced-Complexity Detection for DPC-OF/TDMA System Enhanced by Multi-Layer MIMO-OFDM in Wireless Multimedia Communications” IEICE Trans. Fundamental, Vol.E90-A, No.3, pp.571-580, March 2007.
  145. Kazunari Yokomakura, Seiichi Sampei, Hiroshi Harada, Norihiko Morinaga, “A Carrier Interferometry Based Channel Estimation Technique for MIMO-OFDM/TDMA Systems” IEICE Trans. Commun., Vol.E90-B, No.5, pp.1181-1192, May 2007.
  146. Ming Lei, Hiroshi Harada, “Low-Loading-Delay Parallel Adaptive Loading for Reducing Transmit Power of OFDM System” IEICE Trans. Fundamental., Vol.E90-A, No.7, pp.1300-1311, Jul. 2007.
  147. Fumiyuki Adachi, Hiromitsu Wakana, Hiroyuki Morikawa, Masahiro Kuroda, Hiroshi Harada, Shunkichi Isobe, Ryu Miura, Hiroyo Ogawa, “Network and access technologies for new generation mobile communications-overview of National R&D Project in NICT”, Wireless Communications and Mobile Computing, Vol. 7, No. 8, pp.937-950, 2007
  148. Satoshi Takahashi, Chang-Jun Ahn, Hiroshi Harada, “Stochastic Method of Determining Substream Modulation Levels for MIMO Eigenbeam Space Division Multiplexing” IEICE Trans. Commun., Vol.E89-B, No.1, pp.142-149, Jan. 2006.
  149. Chang-Jun Ahn, Hiroshi Harada, Yukiyoshi Kamio, “Superimposed Frequency Symbol Based Adaptive Downlink OFDM with Frequency Spreading and Equalization” IEICE Trans. Commun., Vol.E89-B, No.2, pp.500-508, Feb. 2006.
  150. Ryota Kimura, Ryuhei Funada, Hiroshi Harada, Shigeru Shimamoto, “A Complexity-Reduced Time Alignment Control in Uplink Dynamic Parameter Controlled OF/TDMA” IEICE Trans. Commun., Vol.E89-B, No.8, pp.2196-2207, Aug. 2006.
  151. Kazuyuki Shimezawa, Hiroshi Harada, Hiroshi Shirai, “Cyclic Shifted-and-Extended Codes Based on a Quasi-Orthogonal Sequence for a CDM Transmission Scheme” IEICE Trans. Commun., Vol.E89-B, No.11, pp.2998-3007, Nov. 2006.
  152. Akihisa Yokohama, Hiroshi Harada, “Implementation of Multi-Channel Modem for DSRC System on Signal Processing Platform for Software Defined Radio” IEICE Trans. Commun., Vol.E89-B, No.12, pp.3225-3232, Dec. 2006.
  153. Ryuhei Funada, Hiroshi Harada, Yukiyoshi Kamio, Shoji Shinoda, “A Channel Estimation Method for a Highly Mobile OFDM Wireless Access System” IEICE Trans. Commun., Vol.E88-B, No.1, pp.282-291, Jan. 2005.
  154. Ryota Kimura, Ryuhei Funada, Hiroshi Harada, Shoji Shinoda, “Performance Evaluation of Time Alignment Control under High-Mobility Environment for Dynamic Parameter Controlled OF/TDMA” IEICE Trans. Commun., Vol.E88-B, No.2, pp.541-551, Feb. 2005.
  155. Toshiyuki Nakanishi, Seiichi Sampei, Hiroshi Harada, Norihiko Morinaga, “An OFDM Based Adaptive Modulation Scheme Employing Variable Coding Rate” IEICE Trans. Commun., Vol.E88-B, No.2, pp.526-534, Feb. 2005.
  156. Chang-Jun Ahn, Satoshi Takahashi, Hiroshi Harada, “Differential Modulated Pilot Symbol Assisted Adaptive OFDM for Reducing the MLI with Predicted FBI” IEICE Trans. Commun., Vol.E88-B, No.2, pp.436-442, Feb. 2005.
  157. Ryota Kimura, Ryuhei Funada, Hiroshi Harada, Manabu Sawada, Shoji Shinoda, “A Timing Synchronization Method with Low-Volume DSP for OFDM Packet Transmission Systems” IEICE Trans. Fundamental., Vol.E88-A, No.7, pp.1912-1920, Jul. 2005.
  158. Chang-Jun Ahn, Satoshi Takahashi, Hiroshi Harada, Yukiyoshi Kamio, Iwao Sasase, “Adaptive Subcarrier Block Modulation with Differentially Modulated Pilot Symbol Assistance for Downlink OFDM Using Uplink Delay Spread” IEICE Trans. Fundamental, Vol.E88-A, No.7, pp.1889-1896, Jul. 2005
  159. Akihisa Yokoyama, Hitoshi Inoue, Hiroshi Harada, “A Reconfigurable Packet Routing-Oriented Signal Processing Platform” IEICE Trans. Commun., Vol.E88-B, No.11, pp.4194-4203, Nov. 2005.
  160. Ming Lei, Ping Zhang, Hiroshi Harada, Hiromitsu Wakana, “An adaptive power distribution algorithm for improving spectral efficiency in OFDM” IEEE Transactions on Broadcasting, Vol.50, Issue: 3, pp.347-351, Sept. 2004
  161. Kazuyuki Shimezawa, Hiroshi Harada, Hiroshi Shirai, “A New CDM Transmission Scheme with Cyclic Shifted-and-Extended Codes and a Cancellation Technique for Accumulated Cross-Correlation Values” IEICE Trans. Commun., Vol.E87-B, No.8, pp.2212-2221, Aug. 2004.
  162. Ryuhei Funada, Hiroshi Harada, Shoji Shinoda, “Performance Improvement of Decision-Directed OFDM Channel Estimation in a Fast Fading Environment” IEICE Trans. Fundamental., Vol.E87-A, No.8, pp.1994-2001, Aug. 2004.
  163. Chang-Jun Ahn, Yukiyoshi Kamio, Satoshi Takahashi, Hiroshi Harada, “Reverse Link Performance Improvement for Wideband OFDM Using Alamouti Coded Heterogeneous Polarization Antennas” IEICE Trans. Commun., Vol.E87-B, No.11, pp.3281-3288, Nov. 2004.
  164. Kazuyuki Shimezawa, Hiroshi Harada, Hiroshi Shirai, Masayuki Fujise, “A Proposal of Overfill CDM Transmission Scheme for Future Road-Vehicle Communication Systems” IEICE Trans. Commun., Vol.E86-B, No.1, pp.68-78, Jan. 2003.
  165. Hiroshi Harada, Hiroki Nakamura, Tetsushi Ikegami, Masayuki Fujise, “A New Flexible Symbol-Timing Synchronization Method for Multi-Mode Software Radio Technology” IEICE Trans. Commun., Vol.E86-B, No.12, pp.3521-3529, Dec. 2003.
  166. Hiroshi Harada, Masayuki Fujise, “Feasibility Study on Over-the-Air Software Download for Software-Radio-Based Intelligent Transport Systems” IEICE Trans. Commun., Vol.E86-B, No.12, pp.3425-3432, Dec. 2003.
  167. Yasuo Suzuki, Hiroshi Harada, Kazuhiro Uehara, Teruya Fujii, Yukio Yokoyama, Koji Oda, Ryoichi Hidaka, “Adaptability Check during Software Installation in Software Defined Radio” IEICE Trans. Commun., Vol.E86-B, No.12, pp.3401-3407, Dec. 2003.
  168. Yasuo Suzuki, Koji Oda, Ryoichi Hidaka, Hiroshi Harada, Tatsuaki Hamai, Tokihiko Yokoi, “Technical Regulation Conformity Evaluation System for Software Defined Radio” IEICE Trans. Commun., Vol.E86-B, No.12, pp.3392-3400, Dec. 2003.
  169. Hiroshi Harada, Masahiro Kuroda, Hiroyuki Morikawa, Hiromitsu Wakana, Fumiyuki Adachi, “The Overview of the New Generation Mobile Communication System and the Role of Software Defined Radio Technology” IEICE Trans. Commun., Vol.86, No.7, pp.3374-3484, Dec. 2003.
  170. Hiroshi Harada, Masayuki Fujise, “Research on mobile communications in microwave and millimeter-wave frequency ranges at CRL”, Wireless Personal Communications, vol.26, No.2-3, pp.117-133, 2003
  171. Hiroshi Harada, Takako Yamamura, Masayuki Fujise, “A New Estimation Method of Propagation Characteristics Using Pilot-Data-Inserted OFDM Signals for High-Mobility OFDM Transmission Scheme” IEICE Trans. Commun., Vol.E85-B, No.5, pp.882-894, May 2002.
  172. Hiroshi Harada, Takako Yamamura, Yukiyoshi Kamio, Masayuki Fujise, “Adaptive Modulated OFDM Radio Transmission Scheme Using a New Channel Estimation Method for Future Broadband Mobile Communication Systems” IEICE Trans. Commun., Vol.E85-B, No.12, pp.2785-2796, Dec. 2002.
  173. Hiroshi Harada, Masayuki Fujise, “A New Small-Size Multi-Mode and Multi-Task Software Radio Prototype for Future Intelligent Transport Systems” IEICE Trans. Commun., Vol.E85-B, No.12, pp.2703-2715, Dec. 2002.
  174. Hiroshi Harada, Masayuki Fujise, “Feasibility study on a highly mobile microwave-band broad-band telecommunication system” IEEE Transactions on Intelligent Transportation Systems, Vol.3, Issue:1, pp.75-88, 2002
  175. Hiroshi Harada, Katsuyoshi Sato, Masayuki Fujise, “A radio-on-fiber based millimeter-wave road-vehicle communication system by a code division multiplexing radio transmission scheme” IEEE Transactions on Intelligent Transportation Systems, Vol.2, Issue 4, pp.165-179, Dec. 2001.
  176. Hiroshi Harada, Ramjee Prasad, “An OFDM-based wireless ATM transmission system assisted by a cyclically extended PN sequence for future broad-band mobile multimedia communications” IEEE Transactions on Vehicular Technology, Vol.50, Issue: 6, pp.1366-1374, Nov. 2001.
  177. Hiroshi Harada, Yoshiyuki Kamio, “A Feasibility Study of the 16QAM-OFDM Transmission Scheme for Multimedia Mobile Access Communication Systems” IEICE Trans. Commun., Vol.E84-B, No.8, pp.2207-2218, Aug. 2001.
  178. Ryo Sawai, Hiroshi Harada, Hiroshi Shirai, Masayuki Fujise, “An Adaptive Symbol Timing Synchronization Method for Multi-Mode & Multi-Service Software Radio Communications System” IEICE Trans. Commun., Vol.E84-B, No.7, pp.1885-1896, Jul. 2001.
  179. Fumihide Kojima, Hiroshi Harada, Masayuki Fujise, “Inter-Vehicle Communication Network with an Autonomous Relay Access Scheme” IEICE Trans. Commun., Vol.E84-B, No.3, pp.566-575, Mar. 2001.
  180. Ryo Sawai, Hiroshi Harada, Hiroshi Shirai, Masayuki Fujise, “An Adaptive Multi-sampling Processing Method for Multi-mode & Multi-service Software Radio Communications System” IEICE Trans. Commun., Vol.J84-B, No.7, pp.1187-1197, Jul. 2001 (in Japanese)
  181. Makoto Honda, Hiroshi Harada, Masayuki Fujise, “An Efficient Radio Transmission Scheme of Configuration Data for FPGA-Based Downloadable Software Radio Communication Systems” IEICE Trans. Commun., Vol.J84-B No.7 pp.1198-1207, July 2001 (in Japanese)
  182. Hiroshi Harada, Yukiyoshi Kamio, Masayuki Fujise, “Multimode Software Radio System by Parameter Controlled and Telecommunication Component Block Embedded Digital Signal Processing Hardware” IEICE Trans. Commun., Vol.E83-B, No.6, pp.1217-1228, June 2000.
  183. Tokihiko Yokoi, Yoshimitsu Iki, Jun Horikoshi, Katsuji Miwa, Yoshio Karasawa, Akira Fukuda, Jun-ichi Takada, Yuichi Kuroda, Takayasu Shiokawa, Yukitsuna Furuya, Shigenari Suzuki, Yasuhiro Senba, Yoshihide Yamada, Hiroshi Harada, Yasuo Suzuki, Kiyomichi Araki, “Software Receiver Technology and Its Applications” IEICE Trans. Commun., Vol.E83-B, No.6, pp.1200-1209, June 2000.
  184. Hiroshi Harada, “Performance Analysis of a New Multi-Code High-Speed Mobile Radio Transmission Scheme Using Cyclic Modified M-Sequence” IEICE Trans. Commun., Vol.E83-B, No.9, pp.2056-2067, Sept. 2000.
  185. Ami Kanazawa, Hiroshi Harada, Tsukasa Iwama, Yoshihiro Hase, “The Feasibility Study of the Dynamic Zone Configuration Technique with a Developed Circular Array Antenna” IEICE Trans. Fundamental., Vol.E82-A, No.7, pp.1210-1222, July 1999.
  186. Hiroshi Harada, Satoshi Kajiya, Katsutoshi Tsukamoto, Shozo Komaki, Norihiko Morinaga, “TDM Intercell Connection Fiber-Optic Bus Link for Personal Radio Communication Systems” IEICE Trans. Commun., Vol.E78-B, No.9, pp.1287-1294, Sept. 1995.
  187. Masakazu Morimoto, Hiroshi Harada, Shozo Komaki, Norihiko Morinaga, “A Study on Power Assignment of Hierarchical Modulation Schemes for Digital Broadcasting” IEICE Trans. Commun., Vol.E77-B, No.12, pp.1495-1500, Dec. 1994.
  188. Hiroshi Harada, Katsutoshi Tsukamoto, Shozo Komaki, Norihiko Morinaga, “Optical TDM Scheme for Fiber-Optic Millimeter-Wave Radio System” IEICE Trans. Electron., Vol.J77-C1, No.11, pp.649-658, Nov. 1994 (in Japanese)
  189. Hiroshi Harada, Hee-Jin Lee, Shozo Komaki, Norihiko Morinaga, “Performance Analysis of Fiber-Optic Millimeter-Wave Band Radio Subscriber Loop” IEICE Trans. Commun., Vol.E76-B, No.9, pp.1128-1135, Sept. 1993.

[このページ一番上へ戻る]