研究業績

研究業績

その他発表

・本間優作，ジャンテンガ，古市朋之，芝隆司，末松憲治，”ブロードサイドカプラで構成したバトラーマトリクスを用いた5.2GHz帯反射型レトロディレクティブアレー，” 信学技報, vol. 122, no. 118, MW2022-43, pp. 62-65, 2022年7月.

・張俊皓，末松憲治，”QSFP28 光モジュール出力の1次イメージ成分を用いた20GHz帯光ファイバー給電の1ビットBP-ΔΣダイレクトデジタルRF送信機，” 信学技報, vol. 122, no. 118, MW2022-44, pp. 66-71, 2022年7月.

・高寺裕二，長張永哉，党博文，本良瑞樹，末松憲治，”簡易ファントムモデルを用いた義歯管理用RFIDシステムの評価，” 信学技報 vol.122, no.2, MW2022-9, pp.30-34, 2022年4月.

・町井大輝，本良瑞樹，亀田卓，末松憲治，”積層ラジアルスタブにより段間回路を小型化した130 GHz帯 CMOS増幅器，” 信学技報 vol.121, no.400, MW2021-130, pp.105-110, 2022年3月.

・古市朋之，吉野長浩，本良瑞樹，亀田卓，末松憲治，”60GHz帯ダイレクトRFアンダーサンプリング受信用サンプルホールドCMOS IC，”信学技報 vol.121, no.400, MW2021-131, pp.111-116, 2022年3月.

2021年

査読有り学術論文

・中浜　智也, 山田　洋士, 亀田　卓, 本良　瑞樹, 末松　憲治, “ソフトウェア無線機USRP X300を用いた非因果的成分を考慮したチャネルインパルス応答測定,” 信学論, Vol.J104-B, No.3, pp.199-209, Mar. 2021.

・J. Zhang, M. Kazuno, M. Motoyoshi, S. Kameda, N. Suematsu, “Image Enhancement in 26GHz-Band 1-Bit Direct Digital RF Transmitter Using Manchester Coding,” IEICE Trans. Commun. DOI: 10.1587/transcom.2020EBP308

・S. Yoshida, M. Motoyoshi, S. Kameda, N. Suematsu, K. Nishikawa, “Expansion of Beamforinmg Converage Area in an Elevation Plane for 60-GHz-Band 3D Beamforming,” IEEE Antenna and Wireless Propagation Letters (Early Access), DOI: 10.1109/LAWP.2021.3063098

査読有り国際学会

・T. Chida, S. Kameda and N. Suematsu,”Fundamental Investigation of Backoff Control Method for Fair Communication Opportunity of mmW WBAN in Overcrowded Environment,” 13th Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC), Tokyo, Japan, SS-WCN-2.2, Dec. 2021.

・J. Temga, T. Machii, T. Shiba and N. Suematsu, “28GHz-Band 2×2 Patch Antenna Module Vertically Integrated with a Compact 2-D BFN in Broadside Coupled Stripline Structure,” 2021 IEEE Asia-Pacific Microwave Conference (APMC), 2021, pp. 73-75, doi: 10.1109/APMC52720.2021.9661968.

・T. Machii, S. Kameda, M. Motoyoshi and N. Suematsu, “Gain Boosted D-Band CMOS Amplifier Using a Radial Stab for Source AC Grounding,” 2021 IEEE Asia-Pacific Microwave Conference (APMC), 2021, pp. 190-192, doi: 10.1109/APMC52720.2021.9661625.

・J. Temga, M. Motoyoshi, T. Shiba and N. Suematsu, “A 5.5GHz Band 2-D Beamforming Network Using Broadside Coupled Stripline Structure,” 2021 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), 2021, pp. 1-3, doi: 10.1109/RFIT52905.2021.9565204.

・S. Kameda, Y. Honma, N. Suematsu, S. Yasuda and N. Shiga, “USRP Implementation of Transmission Timing Control Function for Synchronized SS-CDMA Using Wireless Two-Way Interferometry (Wi-Wi),” 2021 Twelfth International Conference on Ubiquitous and Future Networks (ICUFN), 2021, pp. 328-333, doi: 10.1109/ICUFN49451.2021.9528697.

・J. Temga, K. Edamatsu, M. Motoyoshi and N. Suematsu, “A Compact 28GHz-Band 4×4 Butler Matrix Based Beamforming Antenna module in Broadside Coupled Stripline,” 2021 15th European Conference on Antennas and Propagation (EuCAP), 2021, pp. 1-4, doi: 10.23919/EuCAP51087.2021.9411501.

･R. Tamura, M. Motoyoshi, S. Kameda and N. Suematsu, “Output Signal Characteristics of Optical Fiber Feed Direct Digital RF Transmitter Using SFP+ Module,” 2020 50th European Microwave Conference (EuMC), Utrecht, Netherlands, 2021, pp. 276-279.

国際学会（招待講演）

・N. Suematsu, K. Edamatsu, T. Machii, M. Motoyoshi, S. Kameda and T. Shiba, “5GHz Simplified Beam Forming Wireless IoT Communication using Wi-Fi Backscatter (Invited Paper),” 2021 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), 2021, pp. 1-2, doi: 10.1109/RFIT52905.2021.9565254.

2020年

査読有り学術論文

・T. Furuichi, Y. Gui, M. Motoyoshi, S. Kameda, T. Shiba, N. Suematsu, “A Filter Design Method of Direct RF Undersampling On-Board receiver for Ka-Band HTS,” IEICE Trans. Commun., Vol.E103-B, no.10, pp.1078-1085, Oct. 2020.

査読有り国際学会

・T. Machii, M. Motoyoshi, S. Kameda and N. Suematsu, “Gain improvement of a 130 GHz CMOS amplifier by using radial stub as AC ground,” 2020 IEEE Asia-Pacific Microwave Conference (APMC), 2020, pp. 770-772, doi: 10.1109/APMC47863.2020.9331462.

・K. Yoshida, S. Kameda and N. Suematsu, “Effect of Estimation Timing Error on Pre-TDE for Narrowband Uplink NOMA,” 2020 23rd International Symposium on Wireless Personal Multimedia Communications (WPMC), 2020, pp. 1-6, doi: 10.1109/WPMC50192.2020.9309481.

・M. Motoyoshi, S. Kameda and N. Suematsu, “Novel Dual-Band Wireless Communication System for Medical usage,” 2020 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), 2020, pp. 130-132, doi: 10.1109/RFIT49453.2020.9226202.

・T. Machii, K. Edamatsu, M. Motoyoshi, S. Kameda and N. Suematsu, “Link Design and Received Power Measurement of 5 GHz Band Wi-Fi Backscatter System Using a Miniaturized Antenna Module,” 2020 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), 2020, pp. 226-228, doi: 10.1109/RFIT49453.2020.9226208.

・B. Dang, Mizuki Motoyoshi, Junyi Xu, Hiroyasu Sato, Suguru Kameda, Qiang Chen, Noriharu Suematsu, “In-body/Out-body Dual-Use Miniaturized RFID Tag System Using 920MHz/5.02GHz Bands,” 2020 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), 2020, pp. 148-150, doi: 10.1109/RFIT49453.2020.9226219.

･K. Edamatsu, T. Machii, M. Motoyoshi, S. Kameda and N. Suematsu, “5-GHz Band Wi-Fi Backscatter System for Multiple Sensor Nodes Identification,” 2020 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), Hiroshima, Japan, 2020, pp. 112-114.

・K. Ono, K. Akimoto, S. Kameda and N. Suematsu, “Dual-CTS: Novel High-Efficiency Spatial Reuse Method in Heterogeneous Wireless IoT Systems,” 2020 IEEE 31st Annual International Symposium on Personal, Indoor and Mobile Radio Communications, 2020, pp. 1-6, doi: 10.1109/PIMRC48278.2020.9217244.

その他発表

・党博文，本良瑞樹，亀田卓，末松憲治，”人体内外両用RFIDシステム用920MHz/5.02GHz帯無線タグ，”信学技報, vol. 120, no. 240, MW2020-67, pp. 12-17, 2020年11月.

・町井大輝，本良瑞樹，亀田卓，末松憲治，”ラジアルスタブをACグランドとして用いた130 GHz帯CMOS増幅器の高利得化，”信学技報, vol. 120, no. 240, MW2020-68, pp. 18-22, 2020年11月.

・亀田卓，秋元浩平，横内汰地，本良瑞樹，末松憲治，”超過密環境に適応可能なミリ波帯WBAN，”信学技報, vol. 120, no. 204, RCS2020-109, pp. 92-92, 2020年10月.

・亀田卓，小野謙人，秋元浩平，末松憲治，”Dual-CTS: 異種無線システム融合のための空間再利用手法の評価，”信学技報

・町井大輝，枝松航輝，本良瑞樹，亀田卓，末松憲治，”小型アンテナモジュールを用いた5 GHz帯Wi-Fiバックスキャッタシステムにおける回線設計と受信電力測定，”信学技報, vol. 120, no. 90, SR2020-11, pp. 13-17, 2020年7月.

・中浜智也，山田洋士，亀田卓，本良瑞樹，末松憲治，”ソフトウェア無線機USRP X300を用いた非因果的成分を考慮したチャネルインパルス応答測定の実現，”信学技報, vol. 120, no. 53, SR2020-1, pp. 1-8, 2020年6月.

・高山彰悟，小野謙人，亀田卓，末松憲治，”異種無線IoTシステムのためのDual-CTS手法：マルチホップ通信のスループット評価，”信学技報, vol. 120, no. 53, SR2020-6, pp. 39-44, 2020年6月.

・小野謙人，秋元浩平，亀田卓，末松憲治，”異種無線IoTシステムにおける空間再利用のためのDual-CTS手法のスループット特性評価，”信学技報, vol. 120, no. 10, RCS2020-6, pp. 31-36, 2020年4月.

・末松憲治，枝松航輝，町井大輝，本良瑞樹，亀田　卓，“Wi-Fiバックスキャッタを用いた5GHz帯簡易ビームフォーミング無線IoT通信の提案，”信学技報, vol. 119, no. 459, MW2019-161, pp. 117-121, 2020年3月.

・田村　涼，本良瑞樹，亀田　卓，末松憲治，“SFP+光モジュールを用いた光ファイバ給電ダイレクトディジタルRF送信機のイメージ出力特性，”信学技報, vol. 119, no. 459, MW2019-156, pp. 91-96, 2020年3月.

・呂　行，本良瑞樹，亀田　卓，末松憲治，“RFアンダーサンプリング方式水蒸気ラジオメータの 超ナイキスト帯域化の提案，”信学技報, vol. 119, no. 459, MW2019-155, pp. 85-89, 2020年3月．

・芝隆司，古市朋之，本良瑞樹，亀田卓，末松憲治，”複数のクロック周波数によるアンダーサンプリング情報を用いた圧縮センシング型広帯域スペクトル推定法の提案，”信学技報, vol. 119, no. 378, RCS2019-311, pp. 267-272, 2020年1月.

・亀田卓，秋元浩平，横内汰地，本良瑞樹，末松憲治，”Massive Connect IoTを志向したミリ波帯WBAN，”信学技報, vol. 119, no. 363, SRW2019-54, pp. 19-19, 2020年1月.

2019年

査読有り学術論文

・S. Kameda, K. Ohya, T. Takahashi, H. Oguma, N. Suematsu, “Random Access Control Scheme with Reservation Channel for Capacity Expansion of QZSS Safety Confirmation System,” IEICE Trans. Fundamentals, Vol..E102-A, no.1, pp.186-194, Jan. 2019.

・秋元 浩平，本良 瑞樹，亀田 卓，末松 憲治，“人体の減衰を考慮した複数ユーザ環境における 60 GHz 帯 WBAN 間干渉環境のシミュレーション評価，”信学論, vol. J102-B, no. 2, pp.-, Feb. 2019.

・K. Kawai, H. Okazaki, S. Narahashi, N. Suematsu, “Resonant Frequency and Bandwidth Tunable Ring Resonator Using GaAs FET SPST Switches,” IEICE Trans. Electron., Vol.E102-C no.5, pp.388-198, May 2019.

・Kameda, A. Taira, Y. Miyake, N. Suematsu, T.Takagi, K. Tsubouchi, “Evaluation of Synchronized SS-CDMA for QZSS Safety Confirmation System,” IEEE Transactions on Vehicular Technology, Vol. 68 no.5, pp.8363-8371, May2019.

・K. Kawai, H. Okazaki, S. Narahashi, M. Motoyoshi, N. Suematsu, “Theoretical Analysis of Center Frequency and Bandwidth Tunable Resonator Employing Coupled Line and Switches,” IEICE Trans. Electron., Vol.E102-C no.8, pp.612-621, Aug. 2019.

・S. Kameda, K. Ohya, H. Oguma, N. Suematsu, “Experimental Evaluation of Synchronized SS-CDMA Transmission Timing Control Method for QZSS Short Message Communication,” IEICE Trans. Commun., Vol.E102-B, no.8, pp.1781-1790, Aug. 2019.

・M. Motoyoshi, S. Kameda, N. Suematsu, “60GHz 180µW Power Consumption CMOS ASK Transmitter Using Combined On-Chip Resonator and Antenna,” IEICE Trans. Electron., Vol.E102-C no.8, pp.612-621, Aug. 2019.

・末松　憲治, 本良　瑞樹, 亀田　卓, “ダイレクトディジタルRF技術，” 信学論, Vol.J102-C, No.11, pp.297-304, Nov. 2019. (Invited)

査読有り国際学会

2018年

査読有り学術論文

・末松憲治，本良瑞樹，古市朋之，亀田卓，”900MHz-6GHz帯無線IoT用マルチバンドリアルタイムスペクトラムモニタリング受信機，”信学技報, vol. 118, no. 283, SRW2018-34, pp. 61-65, 2018年11月.

・Tomoyuki Furuichi，Mizuki Motoyoshi，Suguru Kameda，Noriharu Suematsu，”Direct RF undersampling receiver for wireless IoT real-time spectrum monitor using high-speed clock switching，”信学技報, vol. 118, no. 274, SR2018-68, pp. 21-24, 2018年10月.

・Noriharu Suematsu，Mizuki Motoyoshi，Suguru Kameda，”Direct digital RF transceiver technology for high-SHF fully digital Massive MIMO，”信学技報, vol. 118, no. 274, SR2018-96, pp. 103-107, 2018年10月.

・張　俊皓，数野将史，本良瑞樹，亀田 卓，末松 憲治，”26 GHz帯ダイレクトディジタルRF変調器用イメージエンハンスメント型1ビットDAC,” 信学技報，Vol.118, no.218, MW2018-62, pp.17-21, 2018年9月．

・横内汰地 ，秋元浩平，本良瑞樹，亀田卓，末松憲治，”混雑 環境における ミリ波帯 WBAN の 通信 路容量の評価，” 信学技報， vol. 118 no. 218 MW2018-63,  pp . 23-28, 2018年9月．

・小野 謙人, 小野 貴博, 秋元 浩平, 亀田 卓, 末松 憲治, “位置情報を用いた異種無線融合システムのネットワーク選択手法：トラヒックリレーによる大容量データ伝送遅延時間の評価,” 信学技報, vol.118, no.126, SR2018-52, pp.145-150, 2018年7月

・吉野長浩，則島景太，本良瑞樹，亀田卓，末松憲治，”28 GHz帯ダイレクトRFアンダーサンプリング受信機におけるクロックジッタの受信特性に与える影響，”信学技報，MW2018-18，2018年6月

・本良瑞樹，亀田卓，末松憲治，”人体内外で異なる搬送波周波数を用いた部分義歯探索システムの基礎実験，”信学技報，SR2018-13，2018年5月

・桂 陽，則島景太，本良瑞樹，亀田 卓，末松憲治，” 次世代HTS衛星通信用28GHz帯ダイレクトRFアンダーサンプリング広帯域受信機，”信学技報，MW2017-193，ICD2017-117，2018年3月

・小野 貴博，秋元 浩平，亀田 卓，末松 憲治，“位置情報を用いた異種無線融合システムのネットワーク選択手法：マルチユーザトラヒックリレーによる遅延伝送時間短縮効果の評価，”信学技報，vol. 117，no. 456，RCS2017-361，pp. 235-240，2018年2月．

・本良瑞樹，亀田 卓，末松憲治，”ミリ波低消費電力発振器の検討，”信学技報，ED2017-102，MW2017-171，2018年1月

・秋元 浩平，本良 瑞樹，亀田 卓，末松 憲治，“60 GHz帯WBAN間干渉を想定した人体ブロッキングの実測評価，”信学技報，vol. 117，no. 382，AP2017-156，pp. 31-36，2018年1月．

・真山 健大, 秋元 浩平, 亀田 卓, 末松 憲治, “下り回線非直交多元接続（NOMA）における不完全SIC時の通信路容量の評価”, 信学技報, vol. 117，no. 410，SR2017-109, pp.91-96, 2018年1月

2017年

査読有り学術論文

・T. Maehata, S. Kameda, and N. Suematsu, “1-bit band-pass delta-sigma modulator with parallel IIR form for concurrent multiband digital transmitter,” IEICE Trans. Communications Vol.E100-B, No.7, pp.1152-1159, July, 2017.

・T. Maehata, S. Kameda, and N. Suematsu, “Cancellation for asymmetrical waveform in 1-bit bandpass delta-sigma modulators,” IEICE Trans. Communications vol.E100-B, no.6, pp.1017-1022, June, 2017.

査読有り国際学会

・K. Akimoto, M. Motoyoshi, S. Kameda and N. Suematsu, “Measurement of human body blocking at 60 GHz for inter-network interference of mmWave WBAN,” Proceeding of 2017 IEEE Asia Pacific Microwave Conference (APMC), Nov. 2017.

・M. Kazuno, M. Motoyoshi, S. Kameda, N. Suematsu, A Study on the SNR in Higher Nyquist Zone of 1-Bit Low-Pass Delta-Sigma RZ-DAC,” Proceeding of 2017 IEEE Asia Pacific Microwave Conference (APMC), 13-16 Nov. 2017.

・N.Takeda, T. Saito, M. Motoyoshi, S. Kameda, N. Suematsu, ”Differential Pair Feed Line Design for a Millimeter- Size Antenna for In-Body/Out-Body Dual Usage,” Proceeding of 2017 IEEE Asia Pacific Microwave Conference (APMC), 13-16 Nov 2017.

・N. Yoshino, H. Oguma, S. Kameda N. Suematsu, “Feasibility Study of Expansion of OpenFlow Network Using Satellite Communication to Wide Area,” 2017 Ninth International Conference on Ubiquitous and Future Networks(ICUFN), 4-7 July 2017.

・M. Kazuno, M. Motoyoshi, S. Kameda, N. Suematsu, A 18.6 GHz Locking Range, 60GHz Band Varactor-Tuned Injection Locked Frequency Divider in 65 nm CMOS,” Global Symposium on Millimeter-Waves 2017 (GSMM2017),24-26 May 2017.

・H. Fukudome, K. Akimoto, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Modeling indoor-outdoor propagation in wooden residential area at 2.5 GHz and 3.5 GHz bands, 2017 International Conference on Computing,” Networking and Communications (ICNC) , pp.277-281, 2017

・K. Ohya, S. Kameda, H. Oguma, N. Suematsu, “Experimental evaluation of transmission timing control method for QZSS short message synchronized SS-CDMA communication,” 2017 Ninth International Conference on Ubiquitous and Future Networks (ICUFN), pp.361-366, 2017.

・N. Suematsu, T. Owada, T. Koizumi, M. Motoyoshi, S. Kameda, “A Ku-band direct RF undersampling receiver with an intermittent-mode amplifier,” 2017 IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), pp.217-219, 2017.

・T. Maruyama, T. Shimano, Q. Chen, S. Kameda, N. Suematsu, “Novel reflected beam switching method using meta-surface loaded with active elements,” 2017 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC), pp.300-301, 2017.

・S. Tatsuguchi, Y. Oshima, H. Oguma, S. Kameda, N. Suematsu, “Influence of multi path on positioning accuracy in a low sky view factor environment,” 2017 International Conference on Information and Communication Technology Convergence (ICTC), pp.264-267, 2017.

・R. Kawai, H. Oguma, S. Kameda, N. Suematsu, “Construction of transmission timing control system using FPGA for QZSS short message synchronized SS-CDMA communication,” 2017 International Conference on Information and Communication Technology Convergence (ICTC), pp.217-222, 2017.

その他発表

・古市 朋之, 本良 瑞樹, 亀田 卓, 末松 憲治,“広帯域ダイレクトRFアンダーサンプリング周波数センサにおける受信RF周波数特定法の検討,“ マイクロ波研究会(MW), 2017

・数野将史, 本良瑞樹, 亀田卓, 末松憲治, ”高次ナイキストゾーンにおけるマンチェスタ符号を用いた1 ビットバンドパスΔΣ変調器のSNR,”信学技報, vol. 117, no. 216, MW2017-73, pp. 29-34, Sep. 2017.

・吉野 長浩, 則島 景太, 本良 瑞樹, 亀田 卓, 末松 憲治, “28GHz帯ダイレクトRFアンダーサンプリング受信用サンプルホールドCMOS IC,” 信学技報, MW2017-74, Sept. 2017.

・劉 沁寒, 秋元 浩平, 亀田 卓, 末松 憲治, “位置情報を用いた異種無線融合システムのネットワーク選択手法：トラヒックリレーの提案,” スマート無線研究会 (SR) , 2017

・大屋 慶, 亀田 卓, 小熊 博, 末松 憲治, 高木 直, 坪内 和夫, “QZSSショートメッセージ同期SS-CDMA通信における送信タイミング制御の実験的検討,” スマート無線研究会 (SR) , 2017

・大和田 健夫, 小泉 友和, 本良 瑞樹, 亀田 卓, 末松 憲治, “Ku帯ダイレクトRF受信機におけるLNA電源サンプリングクロック同期化の検討,“ マイクロ波研究会(MW), 2017

・TA TUANTHANH, 亀田 卓, 末松 憲治, 高木 直, 坪内 和夫, “低周波数成分のみを用いるアダブティプフェーズドアレイ制御方式,“ マイクロ波研究会(MW), 2017

・数野 将史, 本良 瑞樹, 亀田 卓, 末松 憲治, “18.2GHzのロックレンジを持つ60GHz帯バラクタチューン注入同期型CMOS周波数分周器,” マイクロ波研究会(MW), 2017

・武田 尚之, 斉藤 琢斗，本良 瑞樹，亀田 卓，末松 憲治，“縦積みレッヘル給電線路を用いたミリ波体内外通信アンテナ，”信学技報，vol. 116，no. 104，MW2017-28， pp. 37 -42， Jun. 2017.

・吉野長浩，小熊 博，亀田 卓，末松憲治，”SDNの広域無線通信網への展開の検討，”信学技報，RCS2017-15，April. 2017.

・本良瑞樹，亀田 卓，末松憲治”マルチキャリアダイレクトRFアンダーサンプリング受信機用高SNR CMOSサンプルホールドIC，”信学技報， SR2017-17，May. 2017.

・前畠 貴，亀田 卓，末松憲治，”1-bit BP-DSM方式デュアルバンド変調器における非対称波形成分を考慮したひずみ抑圧法，”信学技報，SR2017-26，July. 2017.

・亀田 卓，小熊 博，末松憲治，”QZSS/GPS高精度時刻・位置情報を活用したMassive Connect IoT，”信学技報，RCS2017-183，Oct. 2017.

2016年

査読有り学術論文

・T. Maehata, S. Kameda, N. Suematsu, “1-bit Feedforward Distortion Compensation Technology for Bandpass Delta-Sigma Modulation,” IEICE TRANSACTIONS on Communications, pp.1087-1092, 2016

査読有り国際学会

・K. Akimoto, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Evaluation of Location-Based Virtual Sector Method for Hidden Terminal Problem in WLAN, ” SmartCom2016 in Finland, May 2016

・H. Fukudome, K. Akimoto, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Measurement of 3.5 GHz Band Small Cell Indoor-Outdoor Propagation: Visualization Method of RSSI in 3-dimensional Geospace,” SmartCom2016 in FInland, May 2016

・M. Kazuno, M. Motoyoshi, S. Kameda, N. Suematsu, “A 50 GHz-Band Varactor-Tuned Injection Locked Dynamic Frequency Divider in 65 nm CMOS,” 2016 Thailand-Japan MicroWave (TJMW2016), June 2016
[Young Researcher Encouragement Award 受賞]

・T. Koizumi, T. Owada, M. Motoyoshi, S. Kameda, N. Suematsu, “A 0.4-ns power switching Ku-band amplifier for direct RF undersampling receiver,” 2016 Global Symposium on Millimeter Waves (GSMM), pp.1-4, 2016

・H. Fukudome, K. Akimoto, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Measurement of 3.5 GHz Band Small Cell Indoor-Outdoor Propagation in Multiple Environments,” European Wireless 2016&22th European Wireless Conference, pp.1-6, 2016

・K. Ohya, T. Takahashi, S. Kameda, H. Oguma, A. Taira, N. Suematsu, T. Takagi, K. Tsubouchi, “Efficient random access control scheme with reservation channel for QZSS short message SS-CDMA communication,” 2016 IEEE Wireless Communications and Networking Conferenc, pp.-, 2016

・N. Suematsu, T. Koizumi, M. Motoyoshi, S. Kameda, “A Low Power Consumption Direct RF Undersampling Receiver Using Continuous-Mode / Intermittent-Mode Hybrid LNA Structure,” Radio-Frequency Integration Technology (RFIT), 2016, pp.-, 2016

・M. Motoyoshi, T. Maehata, S. Kameda, N. Suematsu, “High SNR CMOS S/H IC for Multi-Carrier Direct RF Under Sampling Receiver,” Radio-Frequency Integration Technology (RFIT), 2016, pp.-, 2016

・T. Maruyama, S. Endo, Q. Chen, S. Kameda, N. Suematsu, “Reflectarray design for small antenna using meta-surface,” 2016 IEEE-APS Topical Conference on Antennas and Propagation in Wireless Communications (APWC) , pp.250-251, 2016

・M. Motoyoshi, W. Ye, S. Kameda, N. Suematsu, “Side coaxial connector feed design for a millimeter-wave patch antenna measurement,” 2016 International Symposium on Antennas and Propagation (ISAP), pp.1046-1047, 2016

・K. Ohya, S. Kameda, H. Oguma, A. Taira, N. Suematsu, T. Takagi, K. Tsubouchi, “Experimental evaluation of timing synchronization accuracy for QZSS short message synchronized SS-CDMA communication,” 2016 IEEE 27th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC) , pp.1-6, 2016

・T. Saito, M. Motoyoshi, S. Kameda, N. Suematsu, “Operational frequencies of in-body/out-body dual use antenna for tablet/pill implementation,” 2016 International Symposium on Antennas and Propagation (ISAP), pp.1040-1041, 2016

・K. Norishima, T. Koizumi, M. Motoyoshi, S. Kameda, N. Suematsu, “An image rejection type Ku-band direct RF undersampling CMOS receiver,” 2016 Global Symposium on Millimeter Waves (GSMM) & ESA Workshop on Millimetre-Wave Technology and Applications, pp.1-4, 2016

・Maruyama, Q. Chen, S. Kameda, N Suematsu, “Design of Dual-Band Reflectarray using Genetic Algorithm,” 2016 International Symposium on Antennas and Propagation (ISAP 2016), pp.644-645, 2016.

国際学会（招待講演）

・N. Suematsu, K. Norishima, T. Koizumi, T. Owada, M. Motoyoshi, S. Kameda, “Direct RF Undersampling Receiver for High-SHF Applications,” 2016 Thailand-Japan MicroWave (TJMW2016), June 2016 (invited)

その他発表

・秋元 浩平, 亀田 卓, 末松, 憲治, 高木 直, 坪内 和夫, “位置情報を用いた仮想セクタ方式によるWLAN隠れ端末問題の解消：シャドウイング環境におけるセクタ再分割手法の評価,” 無線通信システム研究会 (RCS), 2016

・吉野 長浩, 小熊 博, 亀田 卓, 末松 憲治, “OpenFlowの衛星通信ネットワークへの適用検討,” 安全・安心な生活とICT研究会 (ICTSSL), 2016

・本良 瑞樹, 亀田 卓, 末松 憲治, ”人体内通信システム構築用電波伝搬周波数特性に関する検討,” マイクロ波研究会 (MW), 2016

・末松 憲治, 亀田 卓, 本良 瑞樹, “高SHF帯ビームフォーミングシステム用ダイレクトRFアンダーサンプリング受信機,” マイクロ波研究会 (MW), 2016

・山形文啓, 小熊博, 亀田卓, 末松憲治, “釧路地域における BeiDou システムによる測位精度,” 電子情報通信学会 2016年ソサイエティ大会, 2016

・秋元 浩平, 亀田 卓, 末松 憲治, 高木 直, 坪内 和夫, “WLANマルチセル環境における仮想セクタ方式によるさらされ端末問題の低減,” 電子情報通信学会 2016年ソサイエティ大会, 2016

・福留 秀基, 亀田 卓, 末松 憲治, 高木 直, 坪内 和夫, “位置情報を用いた異種無線システムのネットワーク選択手法: トラヒック時間変動を考慮した評価,” 電子情報通信学会 2016年ソサイエティ大会, 2016

・寺嶋 一真, 藤井 憲一, 高木 直, 坪内 和夫, 亀田 卓, 末松 憲治, “N本結合伝送線路でなる2GHz帯超小型CMOSオンチップバラン,” 電子情報通信学会 2016年ソサイエティ大会, 2016

・数野 将史, 本良 瑞樹, 亀田 卓, 末松 憲治, “バラクタダイオードを用いた50GHz 帯広帯域注入同期型周波数分周器,” 電子情報通信学会 2016年ソサイエティ大会, 2016

・則島 景太, 小泉 友和, 本良 瑞樹, 亀田 卓, 末松憲治, “20GHz帯ダイレクトRFアンダーサンプリング受信機の復調特性,” 電子情報通信学会 2016年ソサイエティ大会, 2016

・大屋 慶, 亀田 卓, 小熊 博, 末松 憲治, 高木 直, 坪内 和夫, “QZSSショートメッセージSS-CDMA通信における測位誤差による同期精度の検討,” 電子情報通信学会 2016年ソサイエティ大会, 2016

・寺嶋 一真, 藤井 憲一, 高木 直, 坪内 和夫, 坪内 和夫, 亀田 卓, 末松 憲治, “N本結合伝送線路でなる2GHz帯超小型CMOSオンチップバラン,” マイクロ波研究会(MW), 2016

・斉藤 琢斗, 本良 瑞樹, 亀田 卓, 末松 憲治, “ミリ波体内外通信用アンテナの動作周波数に関する一検討,” マイクロ波研究会(MW), 2016

・則島 景太, 小泉 友和, 本良 瑞樹, 亀田 卓, 末松 憲治, “Ku帯イメージリジェクション型ダイレクトRFアンダーサンプリングCMOS受信機,” マイクロ波研究会(MW), 2016

・福留 秀基, 秋元 浩平, 亀田 卓, 末松 憲治, 高木 直, 坪内 和夫, “3.5GHz帯スモールセル屋内→屋外伝搬環境の実測評価: 木造住宅街における伝搬モデルの視覚的解析,“ スマート無線研究会 (SR) , 2016

・前畠 貴, 本良 瑞樹 , 亀田 卓 , 末松 憲治, “デジタルRF技術の研究開発,” スマート無線研究会 (SR) , 2016

2015年

査読有り学術論文

・T. T.Ta, S. Tanifuji, A. Taira, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A Millimeter-Wave WPAN Adaptive Phased Array Control Method Using Low-Frequency Part of Signal for Self-Directed System,” IEEE Trans. MTT, vol.63, no.8, pp.2682-2691, 2015.

・D. Daliso, M. Motoyoshi, T. Koizumi, O. Wada, T.T.Ta, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “1/2fs Direct RF Under Sampling Receiver for Multi Channel Satellite Systems,” IEICE Trans. Electon., vol.E98-C no.7, pp.669-676, 2015.

・三宅 裕士, 平 明徳, 亀田 卓, 小熊 博, 末松 憲治, 高木 直, 坪内 和夫，“QZSSショートメッセージSS-CDMA通信システムにおける時間・周波数精度を考慮した伝送特性,”信学論, vol.J98-B, No.4, pp.397-405, 2015.

・窪庭 純平, 三宅 裕士, 平 明徳, 亀田 卓, 小熊 博, 末松 憲治, 高木 直, 坪内 和夫，“異種無線融合システムにおける位置情報を用いたネットワーク選択手法のユーザスループット特性,”信学論, vol.J98-B, No.7, pp.611-624, 2015.

・H. Oguma, A. Koizumi, K. Norishima, J. Kuboniwa, Y. Miyake, S. Kameda, A. Taira, N. Suematsu, T. Takagi, and K. Tsubouchi, “Channel quality map construction scheme using location information for heterogeneous wireless network,” Studies in Sci. and Tech., vol. 4(1), pp.83-90, July 2015.

査読有り国際学会

・J. Kuboniwa, Y. Miyake, S. Kameda, A. Taira, H. Oguma, N. Suematsu, T. Takagi, and K. Tsubouchi, “High Efficient Network Selection Scheme Using Location Information for Heterogeneous Wireless System,” 8th International WDN Workshop on Cooperative and Heterogeneous Cellular Networks (WDN-CN2015) to be held in conjunction with IEEE Wireless Communications and Networking Conference (WCNC2015), pp.391-396, March 2015.

・H. Mizutani, E. Taniguchi, M. Tsuru, R. Inagaki, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “An optimum inductive matched cascode LNA in 60GHz-band,” 2015 IEEE Radio-Frequency Integration Technology (RFIT 2015), pp.28-30, Aug. 2015.

・T. Owada, M. Motoyoshi, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “RFIC flip-chip interconnection using a fiber type anisotropic conductive film,” 2015 IEEE Radio-Frequency Integration Technology (RFIT 2015), pp.118-120, Aug. 2015.

・M. Motoyoshi, M. Nakamura, Surugu Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Self-directed beamforming IF receiver for broadband communication using low frequency loop control,” 2015 IEEE Radio-Frequency Integration Technology (RFIT2015), pp.145-147, Aug. 2015.

・N. Suematsu, O. Wada, S. Kameda, T. Takagi, K. Tsubouchi, “A 0.8-1.9GHz-band CMOS direct digital RF quadrature modulator,” 2015 IEEE Radio-Frequency Integration Technology (RFIT2015), pp.148-150, Aug. 2015.

・K. Akimoto, S. Kameda, A. Taira, N. Suematsu, T. Takagi, K. Tsubouchi, “Location-based virtual sector method for interference control in WLAN multicell environment,” 2015 Int. Conference on Information and Communication Technology Convergence (ICTC2015), pp.451-456, Oct. 2015

・H. Oguma, K. Norishima, K. Suehiro, S. Kameda, N. Suematsu, “Measured evaluation of positioning accuracy on GNSS for heterogeneous wireless system,” 2015 Int. Conference on Information and Communication Technology Convergence (ICTC2015), pp.442-445, Oct. 2015.

・N. Oshima, I. Ando, Y. Kitagishi, E. Matsumura, S. Kameda, N. Suematsu, K. Kunihiro, “A X-Band Reconfigurable Phased Array Antenna System Using 0.13-um SiGe BiCMOS IC with 5-Bit IF Phase Shifters,” 2015 IEEE Compound Semiconductor Integrated Circuit Symposium (CSICS 2015), R.1, Oct. 2015.

・T. Koizumi, M. Motoyoshi, Daliso Banda, Osamu Wada, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A Ku-band series/shunt switching type S/H IC for direct RF under sampling reception,” 2015 45th European Microwave Conference (EuMC2015), pp.897-900, Nov. 2015.

・T. Koizumi, K. Norishima, M. Motoyoshi, Daliso Banda, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A CMOS Series/Shunt Switching Type S/H IC for Ka-Band Direct RF Under Sampling Receive,” 2015 Asia-Pacific Microwave Conference (APMC2015), MO1H-P.19, Dec. 2015.

・Q. Liu, J. Kuboniwa, S. Kameda, A. Taira, N. Suematsu, T. Takagi, K. Tsubouchi, “Traffic Navigation Using Positioning Information and Channel Quality Map for System-Wide Load Balancing,” 2015 Asia-Pacific Microwave Conference (APMC2015), MO2C-4, Dec. 2015.

・N. Suematsu, S. Kameda, M. Motoyoshi, “Direct RF undersampling receiver for high-SHF band digital beam forming,” 2015 IEEE MTT-S International Microwave and RF Conference (IMaRC2015), pp.133-135, Dec. 2015. (Invited)

・N. Suematsu, S. Kameda, Y. Miyake, T. Takahashi, A. Taira, T. Takagi, K. Tsubouchi, “QZSS SS-CDMA Location and Short Message Communication System,” The 18th International Symposium on Wireless Personal Multimedia Communications (WPMC’15), Dec. 2015.

国際学会（招待講演）

・N. Suematsu, M. Motoyoshi, S. Yoshida, Y. Suzuki, W. Ye, S. Kameda, T. Takagi, K. Tsubouchi, “A 60GHz Band 3-D Phased Array Antenna Module for Beam Forming W-PAN receivers,” 2015 Thailand-Japan MicroWave (TJMW2015), SA2-02, Aug. 2015.

・N. Suematsu, S. Kameda, M. Motoyoshi, “Direct RF undersampling receiver for high-SHF band digital beam forming,” 2015 IEEE MTT-S International Microwave and RF Conference (IMaRC2015), pp.133-135, Dec. 2015.

2014年

査読有り学術論文

・N. Suematsu, Y. Suzuki, S. Yoshida, S. Tanifuji, S. Kameda, T. Takagi, and K. Tsubouchi, “A 60-GHz-band 2 x 4 Planar Dipole Array Antenna Module Fabricated by 3-D SiP Technology,” IOP Conf. Series: Materials Science and Engineering, 61 (2014) 012036 (Invited).

・高橋 智英，三宅 裕士，亀田 卓，平 明徳，山形 文啓，小熊 博，末松 憲治，高木 直，坪内 和夫，“QZSS ショートメッセージ SS-CDMA 通信システム: フラグ信号を用いた高効率アクセス制御方式,” 信学論, Vol.J97-B, No.11, pp.1096-1105, Nov. 2014.

査読有り国際学会

・Y. Suzuki, S. Yoshida, S. Kameda, N. Suematsu, A. Taira, T. Takagi, K. Tsubouchi, “Hetero-Plane Beam Synthesis Using 60 GHz Band 3-D Phased Array Antenna Module,” 2014 IEEE Radio and Wireless Symposium (RWS2014), pp.34-36, Newport Beach, USA, Jan. 2014.

・M. Huang, Y. Miyake, S. Kameda, A. Taira, N. Suematsu, T. Takagi, and K. Tsubouchi, “A Proposal of WLAN Control Scheme Using Separated Channel,”7th International WDN Workshop on Cooperative and Heterogeneous Cellular Networks (WDN-CN2014) to be held in conjunction with IEEE 26th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC2014), Sept. 2014.

・J. Kuboniwa, Y. Miyake, S. Kameda, A. Taira, N. Suematsu, T. Takagi, and K. Tsubouchi, “A Novel Cell Selection Scheme Using Positioning Information for Heterogeneous Wireless System,”7th International WDN Workshop on Cooperative and Heterogeneous Cellular Networks (WDN-CN2014) to be held in conjunction with IEEE 26th Annual International Symposium on Personal, Indoor, and Mobile Radio Communications (PIMRC2014), Sept. 2014.

・R. Inagaki, T. Tanaka, M. Tsuru, E. Taniguchi, H. Fukumoto, S. Kameda, N. Suematsu, A. Taira, T. Takagi, and K. Tsubouchi, “A 5GHz/60GHz Receiver Front-End CMOS IC in 90nm CMOS Technology,” 2014 European Microwave Integrated Circuits Conference (EuMIC2014), pp.21-24, Roma, Oct. 2014.

・K. Terajima, K. Fujii, T. Sonoda, T. Takagi, E. Nakayama, S. Kameda, N. Suematsu, and K. Tsubouchi,“A 2.0 GHz CMOS Triple Cascode Push-Pull Power Amplifier with Second Harmonic Injection for Linearity Enhancement,” 44th European Microwave Conference (EuMC2014), pp.1265-1268, Roma, Oct. 2014.

・K. Terajima, K. Fujii, T. Sonoda, T. Takagi, E. Nakayama, S. Kameda, N. Suematsu, and K. Tsubouchi, “Linearization of CMOS Triple Cascode Push-Pull Power Amplifiers by Second Harmonic Feedback,”2014 Asia-Pacific Microwave Conference (APMC2014), pp.107-109, Nov. 2014.

・S. Kameda, T. Okuguchi, S. Eguchi, and N. Suematsu,“Development of Satellite-Terrestrial Multi-Mode VSAT Using Software Defined Radio Technology,”2014 Asia-Pacific Microwave Conference (APMC2014), pp.411-413, Nov. 2014.

・T. Koizumi, M. Motoyoshi, D. Banda, O. Wada, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “A Series/Shunt Switching Type Sample and Hold CMOS IC for 1GHz-Band Direct RF Under Sampling Reception,”2014 Asia-Pacific Microwave Conference (APMC2014), pp.426-428, Nov. 2014.

・K. Fujii, K. Terajima, T. Sonoda, T. Takagi, S. Kameda, N. Suematsu, and K. Tsubouchi, “The Improvement of Efficiency in L-Band 10W GaN HEMT Power Amplifier by Harmonic Injection,” 2014 Asia-Pacific Microwave Conference (APMC2014), pp.786-788, Nov. 2014.

・N. Suematsu, S. Kameda, H. Oguma, M. Sasanuma, S. Eguchi, and K. Kuroda, “Multi-Mode Portable VSAT for Disaster-Resilient Wireless Networks,”2014 Asia-Pacific Microwave Conference (APMC2014), pp.549-551, Nov. 2014. (Invited)

・T. Maehata, S. Kameda, and N. Suematsu, “A Novel Channel Coding Scheme for Digital RF Transmitter Comprising a 1-Bit Band-Pass Delta-Sigma Modulator,”2014 Asia-Pacific Microwave Conference (APMC2014), pp.932-934, Nov. 2014.

・D. Banda, O. Wada, T. T. Ta, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “1/2fs Direct RF Under Sampling Reception in Different RX Channels,”2014 Asia-Pacific Microwave Conference (APMC2014), pp.944-948, Nov. 2014.

・A. Taira, Y. Miyake, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “System Stability of SS-CDMA Location and Short Message Communication Using QZSS,” 2014 Asia-Pacific Microwave Conference (APMC2014), pp.947-949, Nov. 2014.

国際学会（招待講演）

・A. Taira, Y. Miyake, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “System Stability of SS-CDMA Location and Short Message Communication Using QZSS,” 2014 Asia-Pacific Microwave Conference (APMC2014), pp.947-949, Nov. 2014.

・A. Taira, Y. Miyake, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi，“QZSS location and short message communication system against big disasters,” Vietnam-Japan International Symposium on Antennas and Propagation (VJISAP2013), pp.229-234, Jan. 2014.

・N. Suematsu, S. Kameda, H. Oguma, M. Sasanuma, S. Eguchi, and K. Kuroda, “Multi-Mode Portable VSAT for Disaster-Resilient Wireless Networks,”2014 Asia-Pacific Microwave Conference (APMC2014), pp.549-551, Nov. 2014.

2013年

査読有り学術論文

・S. Yoshida, Y. Suzuki, T. T. Ta, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A 60-GHz band planar dipole array antenna using 3-D SiP structure in small wireless terminals for beamforming applications,” IEEE Trans. Antennas and Prop., vol.61, no.7, pp.3502-3510, July 2013.

・T. T. Ta, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A calibrationless Si-CMOS 5-bit baseband phase shifter using a fixed-gain-amplifier matrix,” IEICE Trans. Electron., vol.E96-C, no.10, pp.1322-1329, Oct. 2013.

・堤 恒次, 新庄 真太郎, 森 一富, 下沢 充弘, 末松 憲治, “振幅変調を行うRFICにおけるPA-VCO間干渉の解析,”信学論(C), Vol.J96-C, No.10, pp.275-283, Oct. 2013.

査読有り国際学会

・O. Wada, T. Tan, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “5 GHz-Band CMOS Direct Digital RF Modulator Using Current-Mode DAC with Idle Current, ” International Wireless Symposium 2013 (IWS2013), WE3B-1, April 2013.

・R. Inagaki, T. Tanaka, M. Tsuru, E. Taniguchi, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Flip chip assembled 90nm CMOS 60GHz Receiver Front End with 7.5dB NF, ” 6th Global Symposium on Millimeter-Waves 2013 (GSMM2013), April 2013.

・T. T. Ta, K. Gomyo, S. Tanifuji, S. Kameda, T. Takagi, N. Suematsu, K. Tsubouchi, “A Si-CMOS 60 GHz Receiver for Phased Array Antenna with 7-stage LNA, Wideband Mixer and 5-bit Baseband Phase Shifter, ” 6th Global Symposium on Millimeter-Waves 2013 (GSMM2013), April 2013.

・K. Konno, Q. Chen, K. Sawaya, S. Kameda, N. Suematsu, “Reflectarray design by induced electromotive force method,” 2013 IEEE International Symposium on Antennas and Propagation and USNC-URSI National Radio Science Meeting (2013 IEEE AP-S/USNC-URSI Symposium), pp.1342-1343, Orlando, Florida, USA, July 2013.

・Y. Miyake, K. Komatsu, H. Oguma, N. Izuka, S. Kameda, M. Iwata, N. Suematsu, T. Takagi, K. Tsubouchi, “ASIC implementation of multimode frequency domain equalizer for heterogeneous wireless system,” IEEE 24rd International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC2013), pp.397-402, London, U.K., Sept. 2013.

・T. Takahashi, Y. Miyake, F. Yamagata, H. Oguma, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Large-capacity QZSS location and short message system using frame slotted ALOHA with flag method,” IEEE 24rd International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC2013), pp.3280-3285, London, U.K., Sept. 2013.

・T. Maehata, K. Totani, N. Suematsu, S. Kameda, “Concurrent dual-band 1-bit digital transmitter using band-pass delta-sigma modulator,” 2013 European Microwave Conference (EuMC 2013), pp.1523-1526, Nuremberg, Germany, Oct. 6-11 2013.

・Y. Suzuki, S. Yoshida, T. Ta, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A 60GHz band 2×4 planar dipole phased array antenna using flip chip mounted MMIC mixers,” 2013 European Microwave Conference (EuMC 2013), pp.1619-1622, Nuremberg, Germany, Oct. 6-11 2013.

・Y. Suzuki, S. Yoshida, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Design of a 60 GHz band 3-D phased array antenna module using 3-D SiP structure,” 2013 International Symposium on Antennas and Propagation (ISAP2013), TP-2(C), Nanjing, China, Oct. 2013..

・T. T. Ta, M. Nakamura, O. Wada, K. Gomyo, Y. Suzuki, S. Yoshida, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “60-GHz band beam forming receiver RFIC for broadband communication phased array antenna module,” 2013 Asia-Pacific Microwave Conference (APMC2013), pp.230-232, Seoul, Korea, Nov. 2013.

・D. Banda, O. Wada, T. T. Ta, S. Kameda, N. Suematsu, K. Tsubouchi, “Direct RF under sampling reception method with lower sampling frequency,” 2013 Asia-Pacific Microwave Conference (APMC2013), pp.500-502, Seoul, Korea, Nov. 2013.

国際学会（招待講演）

・T. Takagi, S. Kameda, N. Suematsu, K. Tsubouchi, “Dependable air and wireless dependability,” 6th Global Symposium on Millimeter-Waves 2013 (GSMM2013), April 2013.

・N. Suematsu, S. Kameda, H. Oguma, M. Sasanuma, S. Eguchi, K. Kuroda, “Multi-mode SDR VSAT against big disasters,” 2013 European Microwave Conference (EuMC 2013), pp.842-845, Nuremberg, Germany, Oct. 6-11 2013.

・N. Suematsu, Y. Suzuki, S. Yoshida, S. Tanifuji, S. Kameda, T. Takagi, K. Tsubouchi, “A 60GHz band 2×4 array antenna module fabricated by 3-D SiP technology,” 2013 International Symposium on Interfacial Joining and Surface Technology (IJST2013), IFT-1, Nov. 2013.

・N. Suematsu, D. Banda, O. Wada, T. T. Ta, S. Kameda, T. Takagi, K. Tsubouchi, “Direct RF under sampling receiver for portable VSAT application,” Thailand-Japan Microwave (TJMW2013), Dec. 2013.

2012年

査読有り学術論文

・S. Kameda, H. Oguma, N. Izuka, F. Yamagata, Y. Asano, Y. Yamazaki, S. Tanifuji, N. Suematsu, T. Takagi, and K. Tsubouchi, “Proposal of Heterogeneous Wireless Network with Handover in Application Layer: Feasibility Study Based on Field Trial Results”, IEICE Trans. Commun., Vol. E95-B, No.4, pp.1152-1160, (2012).

・N. Suematsu, S. Yoshida, S. Tanifuji, S. Kameda, T. Takagi, and K. Tsubouchi, “A 60GHz-Band 3-Dimensional System-in-Package Transmitter Module with Integrated Antenna,” IEICE Trans. Electron., Vol. E95-C, No.7, pp.1141-1146, (2012). (Invited)

・S. Yoshida, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “60-GHz Band Copper Ball Vertical Interconnection for MMW 3-D System-in-Package Front-End Modules,” IEICE Trans. Electron., Vol. E95-C, No.7, pp.1276-1284, (2012)

・坪内 和夫，亀田 卓，末松 憲治，“ディペンダブルエア,” 信学論，J95-C, No.12, pp.460-469 (2012). (招待論文)

査読有り国際学会

・H. Oguma, A. Koizumi, K. Norishima, J. Kuboniwa, Y. Miyake, S. Kameda, A. Taira, N. Suematsu, T. Takagi, and K. Tsubouchi, “Channel quality map construction scheme using location information for heterogeneous wireless network,” Studies in Sci. and Tech., vol. 4(1), pp.83-90, July 2015.

・S. Kameda, Y. Miyake, K. Komatsu, M. Iwata, N. Suematsu, T. Takagi, and K. Tsubouchi, “ASIC Implementation of Multimode Frequency Domain Equalizer for Dependable Air,” The 27th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC2012), D-T1-02, 2012.. (Invited)

・Y. Miyake, F. Yamagata, H. Oguma, N. Izuka, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “Hybrid Single-Carrier and Multi-Carrier System: Evaluation of Throughput with Inter-Cell Interference,” IEEE 23rd International Symposium on Personal, Indoor and Mobile Radio Communications (PIMRC2012), pp.2418-2423, Sydney, Australia, 2012.

・Y. Suzuki, S. Yoshida, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, and Kazuo Tsubouchi, “60 GHz Band 2×4 Dipole Array Antenna Using Multi Stacked Organic Substrates Structure,” The International Symposium on Antennas and Propagation (ISAP2012), pp.1285-1288, Nagoya, Japan, 2012.

・T. Maehata, S. Kameda, and N. Suematsu, “High ACLR 1-bit Direct Radio Frequency Converter Using Symmetric Waveform,” European Microwave Conference 2012 (EuMC2012) pp.1051-1054, 2012.

・T. T. Ta, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “A Si-CMOS 5-bit Baseband Phase Shifter Using Fixed Gain Amplifier Matrix,” European Microwave Conference 2012 (EuMC2012), pp.956-959, 2012.

・M. Tsuru, T. Tanaka, R. Inagaki, E. Taniguchi, M. Nakayama, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “Flip-Chip Assembled 60GHz CMOS Receiver Front-End,” 2012 IEEE MTT-S International Microwave Workshop Series on Millimeter Wave Wireless Technology and Applications (IMWS), Nanjing, China, 2012.. (Invited)

・O. Wada, T. Tan, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “5 GHz-Band CMOS Direct Digital RF Modulator Using Current-Mode DAC,” The 2012 Asia-Pacific Microwave Conference (APMC2012) pp.1118-1120, 2012..

・T. Takagi, E. Nakayama, T. T. Ta, S. Kameda, N. Suematsu, and K. Tsubouchi, “A novel planer type broadband CMOS on-chip balun with relative bandwidth of 158%,” The 2012 Asia-Pacific Microwave Conference (APMC2012) , pp.178-180, 2012.

・T. T. Ta, S. Yoshida, Y. Suzuki, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “A 3-D Radiation Pattern Measurement Method for a 60-GHz-Band WPAN Phased Array Antenna,” The 2012 Asia-Pacific Microwave Conference (APMC2012) pp.139-141, 2012.

・N. Suematsu, S. Tanifuji, S. Yoshida, Y. Suzuki, S. Kameda, T. Takagi, K. Tsubouchi, “60GHz Antenna Integrated Transmitter Module,” IEEE CPMT Symposium Japan 2012 (ISCJ 2012), 2012. (Invited)

国際学会（招待講演）

・S. Kameda, Y. Miyake, K. Komatsu, M. Iwata, N. Suematsu, T. Takagi, and K. Tsubouchi, “ASIC Implementation of Multimode Frequency Domain Equalizer for Dependable Air,” The 27th International Technical Conference on Circuits/Systems, Computers and Communications (ITC-CSCC2012), D-T1-02 2012.

2011年

査読有り国際学会

・Y. Miyake, K. Kobayashi, K. Komatsu, S. Tanifuji, H. Oguma, N. Izuka, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Hybrid Single-Carrier and Multi-Carrier System: Widening Uplink Coverage with Optimally Selecting SDM or Join FDE/Antenna Diversity,” 14th Int. Symposium on Wireless Personal Multimedia Communications (WPMC), pp.1-5, 2011.

・N. Suematsu, “Si-RFIC Technologies for Multi-Band Multi-Mode Wireless Terminals,” 2011 China-Japan Microwave Conference (CJMW), pp.1-4, 2011. (invited, keynote)

・S. Kameda, H. Oguma, N. Izuka, F. Yamagata, Y. Asano, Y. Yamazaki, S. Tanifuji, N. Suematsu, T. Takagi, K. Tsubouchi, “Proposal of Heterogeneous Wireless Communication Network with Soft Handover in Application Layer: Feasibility Study Based on Field Trial Results,” 6th Int. ICST Conference on Cognitive Radio Oriented Wireless Networks and Communications (CROWNCOM), pp.211-215, 2011.

・S. Tanifuji, N.Suematsu, S. Kameda, T. Takagi, K. Tsubouchi, “24.8dBm Power Handling 60GHz Transmit/Receive Switch Using Series and Shunt FETs in 90 nm Si-CMOS Process,” 2011 European Microwave Integrated Circuits Conference (EuMIC), pp.216-219, 2011.

・T. T. Ta, K. Matsuzaki, K. Ando, K. Gomyo, E. Nakayama, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A High Efficiency Si-CMOS Power Amplifier for 60GHz Band Broadband Wireless Communication Employing Optimized Transistor Size,” 41st European Microwave Conference (EuMC), pp.151-154, 2011.

・N. Suematsu, S. Yoshida, S. Tanifuji, S. Kameda, T. Takagi, K. Tsubouchi, “60GHz Antenna Integrated Transmitter Module Using 3-D SiP Technology and Organic Substrates,” 41st European Microwave Conference (EuMC), pp.551-554, 2011. (invited)

・T. Nishino, S. Kawasaki, N. Suematsu, K. Nishikawa, “Microwave R&D inside Japan,” 41st European Microwave Conference (EuMC), pp.1328-1331, 2011. (invited)

・K. Komatsu, S. Kameda, M. Iwata, S. Tanifuji, N. Suematsu, T. Takagi, K. Tsubouchi, “ASIC Implementation of Frequency Domain Equalizer for Single Carrier Transmission,” XXXth URSI General Assembly and Scientific Symposium, pp.1-4, 2011.

・S. Tanifuji, K. Ando, T. T. Ta, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “High Sampling Rate 1GS/s Current Mode Pipeline ADC in 90nm Si-CMOS Process,” 2011 IEEE MTT-S Int. Microwave Workshop Series on Intelligent Radio for Future Personal Terminals (IMWS-IRFPT), pp.1-4, 2011.

・S. Kameda, H. Oguma, N. Izuka, Y. Asano, Y. Yamazaki, K. Komatsu, S. Tanifuji, N. Suematsu, T. Takagi, K. Tsubouchi, “Coverage Estimation of Uplink 64 QAM SIgnal up to 20MHz Bandwidth Based on Field Trial Results: Coverage Issue of Broadband Uplink Signal,” 14th Int. Symposium on Wireless Personal Multimedia Communications (WPMC), pp.1-5, 2011.

・S. Yoshida, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A High-Gain Planar Dipole Antenna for 60-GHz Band 3-D System-in-Package Modules,” 2011 IEEE Int. Symposium on Antenna and Propagation (APS), pp.1311-1314, 2011.

・S. Yoshida, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “A Low Cross Polarization 5GHz-Band 3-Stacked Meander-Line Antenna Integrated with a Meander-Line Shape Balun,” 5th European Conference on Antenna and Propagation (EuCAP), pp.631-634, 2011

・S. Yoshida, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “A 60-GHz band WPAN transmitter module integrated with a planar dipole antenna using organic substrates and 3-D SiP technology,” IEEE Electrical Design of Advanced Packaging and Systems (EDAPS2011), Hangzhou, China, 2011. (Invited)

国際学会（招待講演）

・N. Suematsu, “Si-RFIC Technologies for Multi-Band Multi-Mode Wireless Terminals,” 2011 China-Japan Microwave Conference (CJMW), pp.1-4, 2011. (keynote)

・N. Suematsu, S. Yoshida, S. Tanifuji, S. Kameda, T. Takagi, K. Tsubouchi, “60GHz Antenna Integrated Transmitter Module Using 3-D SiP Technology and Organic Substrates,” 41st European Microwave Conference (EuMC), pp.551-554, 2011.

・S. Yoshida, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, and K. Tsubouchi, “A 60-GHz band WPAN transmitter module integrated with a planar dipole antenna using organic substrates and 3-D SiP technology,” IEEE Electrical Design of Advanced Packaging and Systems (EDAPS2011), Hangzhou, China, 2011.

2010年

解説記事

・下沢充弘,末松憲治,原田博司,楢橋祥一,岡崎浩司,”端末・デバイスの観点からのコグニティブ無線,” 信学誌, vol.94(1), pp.39-42,2011.

査読有り国際学会

・S. Yoshida, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Copper Balls Interconnection Technology for 60GHz Band 3-D System-in-Package Modules,” 2010 Asia-Pacific Microwave Conference (APMC2010), TH3F-1, 2010.

・T.T. Ta, K. Ando, S. Tanifuji, S. Kamera, N. Suematsu, T. Takagi, K. Tsubouchi, “5GHz Band Low Phase Noise Si-CMOS Oscillator with Flip-Chip Mounted FBAR,” 2010 Asia-Pacific Microwave Conference (APMC2010), TH4F-3, 2010.

・S. Tomita, N. Tran, Y. Miyake, K. Komatsu, H. Oguma, N. Izuka, S. Tanifuji, S. Kameda, N. Suematsu, T. Takagi, K. Tsubouchi, “Influence of Hand Tremor for 60-GHz-Band Broadband Wireless Communication Terminal Based on Advanced Kiosk Model,” 2010 Asia-Pacific Microwave Conference (APMC2010), FR1C-1, 2010.

・H. Oguma, S. Kameda, N. Izuka, Y. Asano, Y. Yamazaki, S. Tanifuji, N. Suematsu, T. Takagi, K. Tsubouchi, “Measured Downlink Throughput Performance of Mobile Broadband Wireless Access System in Suburban Area,” 2010 Asia-Pacific Microwave Conference (APMC2010), FR1C-3, 2010.

・H. Oguma, S. Kameda, N. Izuka, Y. Asano, Y. Yamazaki, N. Suematsu, T. Takagi,K. Tsubouchi, “Coverage Estimation of Downlink 64 QAM Signal Up to 20 MHz Bandwidth Based on Field Trial Results of FH-OFDMA System,” 12th IEEE International Conference on Communication Systems (ICCS2010)