@book{CTT100919629, author = {Sangyeop Lee and Yuko Sawaki and Takeshi Yoshida and Shuhei Amakawa and Kyoya Takano and Shinsuke Hara and Watanabe Issei and Akifumi Kasamatsu}, title = {電磁波吸収・シールド材料の開発と電磁ノイズの対策}, publisher = {技術情報協会}, year = 2024, } @book{CTT100845816, author = {Sangyeop Lee and Minoru Fujishima}, title = {Beyond 5Gに向けたテラヘルツ帯域ピンポイント無線の研究}, publisher = {シーエムシー出版}, year = 2020, } @article{CTT100908037, author = {Zixuan Li and Sangyeop Lee and Noboru Ishihara and Hiroyuki Ito}, title = {RC-oscillator-based battery-less wireless sensing system using RF resonant electromagnetic coupling,}, journal = {}, year = 2024, } @article{CTT100892465, author = {Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 58-%-lock-range divide-by-9 injection-locked frequency divider using harmonic-control technique}, journal = {IEICE Transactions on Electronics}, year = 2023, } @article{CTT100892466, author = {Sangyeop Lee and Kyoya Takano and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 0.6-V 41.3-GHz power-scalable sub-sampling PLL in 55-nm CMOS DDC}, journal = {IEICE Transactions on Electronics}, year = 2023, } @article{CTT100887421, author = {Shuhei Amakawa and Ryotaro Sugimoto and Korkut Kaan Tokgoz and Sangyeop Lee and Hiroyuki Ito and Ryoko Kishikawa}, title = {Signal-Flow-Graph Analysis of Weakly Nonlinear Microwave Circuits around a Large-Signal Operating Point}, journal = {IEEE Transactions on Microwave Theory and Techniques}, year = 2023, } @article{CTT100887418, author = {zixuan li and Sangyeop Lee and Noboru Ishihara and Hiroyuki Ito}, title = {Low-power and high-resolution capacitance sensing using CMOS inverter-based RC oscillator by employing voltage-integration feedback}, journal = {Japanese Journal of Applied Physics}, year = 2023, } @article{CTT100873337, author = {Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 0.4-V 29-GHz-bandwidth power-scalable distributed amplifier in 55-nm CMOS DDC process}, journal = {}, year = 2022, } @article{CTT100881725, author = {Shinsuke Hara and Ruibing Dong and Sangyeop Lee and Kyoya Takano and Naoya Toshida and Akifumi Kasamatsu and Kunio Sakakibara and Takeshi Yoshida and Shuhei Amakawa and Minoru Fujishima}, title = {A 76-Gbit/s 265-GHz CMOS receiver with WR-3.4 waveguide interface}, journal = {IEEE Journal of Solid-State Circuits}, year = 2022, } @article{CTT100845955, author = {Yohei MORISHITA and Sangyeop LEE and Toshihiro TERAOKA and Ruibing DONG and Yuichi KASHINO and Hitoshi ASANO and Shinsuke HARA and Kyoya TAKANO and Kosuke KATAYAMA and Takenori SAKAMOTO and Naganori SHIRAKATA and Koji TAKINAMI and Kazuaki TAKAHASHI and Akifumi KASAMATSU and Takeshi YOSHIDA and Shuhei AMAKAWA and Minoru FUJISHIMA}, title = {300-GHz-band OFDM video transmission with CMOS TX/RX modules and 40 dBi Cassegrain antenna toward 6G}, journal = {IEICE Transactions on Electronics}, year = 2021, } @article{CTT100873339, author = {Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Shinsuke Hara and Minoru Fujishima}, title = {A 32 Gb/s CMOS receiver with analog carrier recovery and synchronous QPSK demodulation}, journal = {}, year = 2021, } @article{CTT100845824, author = {Sangyeop Lee and Shinsuke Hara and Takeshi Yoshida and Shuhei Amakawa and Ruibing Dong and Akifumi Kasamatsu and Junji Sato and Minoru Fujishima}, title = {An 80-Gb/s 300-GHz-band single-chip CMOS transceiver}, journal = {}, year = 2019, } @article{CTT100737536, author = {Sho Ikeda and Sang_yeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5 V 5.96-GHz PLL With Amplitude-Regulated Current-Reuse VCO}, journal = {IEEE Microwave and Wireless Components Letters}, year = 2017, } @article{CTT100845822, author = {Sangyeop Lee and Jaewoong Yi}, title = {A study on the application of high-power GaN SSPA for miniature radar}, journal = {Journal of the KIMST}, year = 2016, } @article{CTT100684269, author = {Sho Ikeda and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {0.5 V 5.8 GHz highly linear current-reuse voltage-controlled oscillator with back-gate tuning technique}, journal = {Japanese Journal of Applied Physics}, year = 2015, } @article{CTT100673246, author = {Sho Ikeda and Sang_yeop Lee and Tatsuya Kamimura and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Sub-1mW Class-C-VCO-Based Low Voltage PLL with Ultra-Low-Power Digitally-Calibrated ILFD in 65nm CMOS}, journal = {IEICE TRANSACTIONS on Electronics}, year = 2014, } @article{CTT100669534, author = {Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Novel Direct Injection-Locked QPSK Modulator Based on Ring VCO in 180 nm CMOS}, journal = {IEEE Microwave and Wireless Components Letters}, year = 2014, } @article{CTT100669021, author = {Motohiro Takayasu and Atsushi Shirane and Sangyeop Lee and Daisuke Yamane and Hiroyuki Ito and Xiaoyu Mi and Hiroaki Inoue and Fumihiko Nakazawa and Satoshi Ueda and Noboru Ishihara and Kazuya Masu}, title = {An 8 channel, 20 V output CMOS switching driver with 3.3 V power supply using triple-well biasing techniques for integrated MEMS device control}, journal = {Japanese Journal of Applied Physics}, year = 2014, } @article{CTT100654651, author = {Sho Ikeda and Sang_yeop Lee and Tatsuya Kamimura and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {Fractionally Injection-Locked Frequency Multiplication Technique with Multi-Phase Ring Voltage-Controlled Oscillator}, journal = {Japanese Journal of Applied Physics}, year = 2013, } @article{CTT100653106, author = {Sangyeop Lee and Hiroyuki Ito and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {An Inductorless Cascaded Phase-Locked Loop with Pulse Injection Locking Technique in 90 nm CMOS}, journal = {International Journal of Microwave Science and Technology}, year = 2013, } @article{CTT100653109, author = {Sangyeop Lee and Tatsuya Kamimura and Shin Yonezawa and Atsushi Shirane and Sho Ikeda and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Multi-Band Quadrature Clock Generator With High-Pass-Filtered Pulse Injection Technique}, journal = {IEEE MICROWAVE AND WIRELESS COMPONENTS LETTERS}, year = 2013, } @article{CTT100653214, author = {Sangyeop Lee and Hiroyuki Ito and Satoru Tanoi and Noboru Ishihara and Kazuya Masu}, title = {Injection-Locked Fractional Frequency Multiplier with Automatic Reference Pulse-Selection Technique}, journal = {IEICE Electronics Express}, year = 2012, } @article{CTT100644430, author = {Sangyeop Lee and Norifumi Kanemaru and Sho Ikeda and Tatsuya Kamimura and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Ring-VCO-Based Injection-Locked Frequency Multiplier with Novel Pulse Generation Technique in 65nm CMOS}, journal = {IEICE Transactions}, year = 2012, } @article{CTT100644803, author = {Tatsuya Kamimura and Sang-yeop Lee and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {0.1 V 13 GHz Transformer-Based Quadrature Voltage-Controlled Oscillator with a Capacitor Coupling Technique in 90 nm Complementary Metal Oxide Semiconductor}, journal = {Japanese Journal of Applied Physics}, year = 2012, } @article{CTT100633831, author = {Sang-yeop Lee and Hiroyuki Ito and Shuhei Amakawa and Satoru Tanoi and Noboru Ishihara and Kazuya Masu}, title = {1.2–17.6 GHz Ring-Oscillator-Based Phase-Locked Loop with Injection Locking in 65 nm Complementary Metal Oxide Semiconductor}, journal = {Japanese Journal of Applied Physics}, year = 2012, } @article{CTT100620545, author = {Sang-yeop Lee and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {2.4–10 GHz Low-Noise Injection-Locked Ring Voltage Controlled Oscillator in 90nm Complementary Metal Oxide Semiconductor}, journal = {Japanese Journal of Applied Physics}, year = 2011, } @inproceedings{CTT100925431, author = {Chao QI and Sangyeop Lee and Tadahiko SHINSH}, title = {Impedance Matching Between a Waveguide and a Transmission Line Using a Flexible Conductive Membrane Micro-actuator for Beyond 5G/6G Communication}, booktitle = {2024年精密工学会秋季大会学術講演会講演論文集}, year = 2024, } @inproceedings{CTT100919632, author = {Hiyonsu Kimu and Sangyeop Lee}, title = {通信と建築の発展速度ギャップを融合した未来の暮らし}, booktitle = {}, year = 2024, } @inproceedings{CTT100919631, author = {Motohiro Takayasu and Sangyeop Lee}, title = {Beyond 5G/6G通信が導く新たな未}, booktitle = {}, year = 2024, } @inproceedings{CTT100919628, author = {Sangyeop Lee and Kyoya Takano and Shinsuke Hara and Watanabe Issei and Akifumi Kasamatsu and Takeshi Yoshida and Yuko Sawaki}, title = {A sub-terahertz wide-incident-angle transparent radio-wave absorber}, booktitle = {}, year = 2024, } @inproceedings{CTT100919630, author = {Sangyeop Lee}, title = {MWC2024報告}, booktitle = {}, year = 2024, } @inproceedings{CTT100910886, author = {Sangyeop Lee}, title = {MWC2024報告}, booktitle = {}, year = 2024, } @inproceedings{CTT100910877, author = {Sangyeop Lee}, title = {RLGC-model-based film-type electromagnetic-wave absorber design,}, booktitle = {}, year = 2024, } @inproceedings{CTT100910885, author = {Sangyeop Lee and Takeshi Yoshida and Kyoya Takano}, title = {ヘルスケア用テラヘルツ帯デバイスの測定精度改善に関する研究}, booktitle = {}, year = 2024, } @inproceedings{CTT100910884, author = {Sangyeop Lee and Kyoya Takano and Takeshi Yoshida}, title = {300GHz 帯オンチップ線路におけるフリップチップ実装の影響}, booktitle = {}, year = 2024, } @inproceedings{CTT100910880, author = {Sangyeop Lee and Motohiro Takayasu and Akiko Asami and Yuko Sawaki}, title = {Millimeter-wave/terahertz absorber/reflector/radome}, booktitle = {}, year = 2024, } @inproceedings{CTT100910883, author = {Sangyeop Lee}, title = {(07401)マイクロアクチュエータを用いたテラヘルツ帯コヒーレントトランシーバの開拓}, booktitle = {}, year = 2024, } @inproceedings{CTT100910882, author = {Sangyeop Lee}, title = {Sub-terahertz radio-wave absorber/radome/reflector design}, booktitle = {}, year = 2024, } @inproceedings{CTT100910881, author = {Shuhei Amakawa and Ryotaro Sugimoto and Korkut Kaan Tokgoz and Sangyeop Lee and Hiroyuki Ito and Ryoko Kishikawa}, title = {Signal-flow-graph analysis of weakly nonlinear microwave circuits around a large-signal operating point}, booktitle = {}, year = 2024, } @inproceedings{CTT100908040, author = {Sangyeop Lee and Motohiro Takayasu}, title = {Beyond 5G/6G通信が導く新たな未来}, booktitle = {}, year = 2023, } @inproceedings{CTT100908039, author = {Sangyeop Lee and Takeshi Yoshida and Shuhei Amakawa and Kyoya Takano and Shinsuke Hara and Watanabe Issei and Akifumi Kasamatsu}, title = {300GHz帯電波反射体の研究開発}, booktitle = {}, year = 2023, } @inproceedings{CTT100908038, author = {Hiyonsu Kimu and Sangyeop Lee and Shintaroh Fukuda}, title = {茅葺屋根および金属瓦葺屋根における2.4GHz帯電波の減衰特性}, booktitle = {}, year = 2023, } @inproceedings{CTT100908036, author = {Sangyeop Lee and Kyoya Takano and Takeshi Yoshida}, title = {Study on measurement-accuracy improvement method using electromagnetic-wave absorbers}, booktitle = {}, year = 2023, } @inproceedings{CTT100890887, author = {Takeshi Yoshida and Shuhei Amakawa and Sangyeop Lee and Masao Fujita and Kyoya Takano and Shinsuke Hara and Watanabe Issei and Akifumi Kasamatsu}, title = {Ultra-wideband electromagnetic-wave absorber/reflector for beyond 5G applications}, booktitle = {}, year = 2023, } @inproceedings{CTT100885376, author = {Sangyeop Lee}, title = {テラヘルツ帯電波吸収体/反射体の研究開発}, booktitle = {}, year = 2023, } @inproceedings{CTT100884697, author = {Sangyeop Lee and Masao Fujita and Masayuki Toyoda and Kyoya Takano and Shinsuke Hara and Watanabe Issei and Akifumi Kasamatsu and Shuhei Amakawa and Takeshi Yoshida and Hiroyuki Ito}, title = {A transparent band-pass-filtered reflector for IEEE Standard 802.15.3d}, booktitle = {}, year = 2022, } @inproceedings{CTT100884723, author = {Shuhei Amakawa and Ryotaro Sugimoto and Korkut Kaan Tokgoz and Sangyeop Lee and Hiroyuki Ito}, title = {Signal-flow-graph analysis of weakly nonlinear RF circuits}, booktitle = {}, year = 2022, } @inproceedings{CTT100884696, author = {Sangyeop Lee and Masao Fujita and Kyoya Takano and Shinsuke Hara and Watanabe Issei and Akifumi Kasamatsu and Hiroyuki Ito}, title = {300GHz帯広帯域電波吸収体の研究開発}, booktitle = {}, year = 2022, } @inproceedings{CTT100884695, author = {Zixuan Li and Sangyeop Lee and Noboru Ishihara and Hiroyuki Ito}, title = {Low-jitter CMOS inverter-based RC oscillator with voltage-integration feedback for sensor interface}, booktitle = {}, year = 2022, } @inproceedings{CTT100881722, author = {Sangyeop Lee and Masao Fujita and Masayuki Toyoda and Kyoya Takano and Shinsuke Hara and Watanabe Issei and Akifumi Kasamatsu and Hiroyuki Ito}, title = {Sub-terahertz electromagnetic-wave absorber for future wireless communication}, booktitle = {}, year = 2022, } @inproceedings{CTT100881724, author = {Masao Fujita and Sangyeop Lee and Kyoya Takano and Masayuki Toyoda and Shinsuke Hara and Watanabe Issei and Akifumi Kasamatsu}, title = {Development of Terahertz EM-wave Absorber}, booktitle = {}, year = 2022, } @inproceedings{CTT100881723, author = {Sangyeop Lee and Yohei Morishita and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {300-GHz self-heterodyne-mixing-receiver-based wireless data transmission}, booktitle = {}, year = 2022, } @inproceedings{CTT100873341, author = {Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 300-GHz analog-demodulation CMOS receiver for IEEE 802.15.3d}, booktitle = {}, year = 2022, } @inproceedings{CTT100873342, author = {Sangyeop Lee and Masao Fujita and Masayuki Toyoda and Kyoya Takano and Shinsuke Hara and Issei Watanabe and Akifumi Kasamatsu and Hiroyuki Ito}, title = {Ultra-wideband electromagnetic-wave absorber for IEEE 802.15.3d}, booktitle = {}, year = 2022, } @inproceedings{CTT100873397, author = {Zhiyang Gong and Sangyeop Lee and Noboru Ishihara and Hiroyuki Ito}, title = {A divide-by-18 injection locked frequency divider based on harmonic rejection}, booktitle = {}, year = 2022, } @inproceedings{CTT100873396, author = {Masao Fujita and Masayuki Toyoda and Sangyeop Lee and Shinsuke Hara and Issei Watanabe and Akifumi Kasamatsu and Kyoya Takano}, title = {超高周波帯電波吸収シートの設計指針とその開発}, booktitle = {}, year = 2022, } @inproceedings{CTT100873395, author = {Sangyeop Lee and Kei Sasaki and Hiyonsu Kimu}, title = {通信と建築の発展速度ギャップを融合した未来の暮らし}, booktitle = {}, year = 2022, } @inproceedings{CTT100873394, author = {Shuhei Amakawa and Sangyeop Lee and Korkut Kaan Tokgoz and Hiroyuki Ito}, title = {Circuit design and device modeling for biomedical applications}, booktitle = {}, year = 2022, } @inproceedings{CTT100873393, author = {Sangyeop Lee and Masao Fujita and Masayuki Toyoda and Kyoya Takano and Shinsuke Hara and Issei Watanabe and Akifumi Kasamatsu and Hiroyuki Ito}, title = {誘電体のテラヘルツ帯測定結果による電波吸収体設計}, booktitle = {}, year = 2022, } @inproceedings{CTT100873349, author = {Sangyeop Lee and Kosuke Katayama and Kyoya Takano and Masao Fujita and Masayuki Toyoda and Shinsuke Hara and Issei Watanabe and Akifumi Kasamatsu and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {300-GHz back-radiation on-chip-antenna measurement with electromagnetic-wave-absorption sheet}, booktitle = {}, year = 2022, } @inproceedings{CTT100873389, author = {Sangyeop Lee}, title = {テラヘルツ帯位相雑音キャンセル機能付きトランシーバ開拓}, booktitle = {}, year = 2022, } @inproceedings{CTT100873388, author = {Sangyeop Lee}, title = {未来通信と建築の相互デザインシナリオ}, booktitle = {}, year = 2022, } @inproceedings{CTT100873348, author = {Sangyeop Lee and Noboru Ishihara and Hiroyuki Ito}, title = {mmW/THz applications for healthcare}, booktitle = {}, year = 2021, } @inproceedings{CTT100873351, author = {Shuhei Amakawa and Sangyeop Lee and Korkut Kaan Tokgoz and Hiroyuki Ito}, title = {Visualizing small-signal responses of a nonlinear RF circuit under large signal operating conditions}, booktitle = {}, year = 2021, } @inproceedings{CTT100873387, author = {Sangyeop Lee and Masao Fujita and Masayuki Toyoda and Shinsuke Hara and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {電波吸収体による300GHz 帯近距離無線通信特性改善}, booktitle = {}, year = 2021, } @inproceedings{CTT100873385, author = {Akihiro Uchiyama and Kohei Shibata and Akira Onishi and Takasi Ichikawa and Shinichi Iida and Sangyeop Lee and Noboru Ishihara and Katsuyuki Machida and Kazuya Masu and Hiroyuki Ito}, title = {ワイドレンジAu錘1軸MEMS加速度センサの検討}, booktitle = {}, year = 2021, } @inproceedings{CTT100873384, author = {Akira Onishi and Akihiro Uchiyama and Kohei Shibata and Takasi Ichikawa and Sangyeop Lee and Shinichi Iida and Noboru Ishihara and Katsuyuki Machida and Kazuya Masu and Hiroyuki Ito}, title = {3次元容量検出電極による単一Au錘3軸MEMS加速度センサの検討}, booktitle = {}, year = 2021, } @inproceedings{CTT100873383, author = {Kohei Shibata and Akihiro Uchiyama and Akira Onishi and Sangyeop Lee and Katsuyuki Machida and Noboru Ishihara and Kazuya Masu and Hiroyuki Ito}, title = {Au錘1軸差動型CMOS-MEMS加速度センサの統合設計シミュレーションの検討}, booktitle = {}, year = 2021, } @inproceedings{CTT100873361, author = {Shinsuke Hara and Ruibing Dong and Sangyeop Lee and Kyoya Takano and Naoya Toshida and Satoru Tanoi and Mohamed H. Mubarak and Norihiko Sekine and Issei Watanabe and Akifumi Kasamatsu and Kunio Sakakibara and Shunichi Kubo and Satoshi Miura and Yohtaro Umeda and Takeshi Yoshida and Shuhei Amakawa and Minoru Fujishima}, title = {A 76-Gbit/s 265-GHz CMOS receiver}, booktitle = {}, year = 2021, } @inproceedings{CTT100873345, author = {Sangyeop Lee and Shinsuke Hara and Ruibing Dong and Kyoya Takano and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 272-GHz CMOS Analog BPSK/QPSK Demodulator for IEEE 802.15.3d}, booktitle = {}, year = 2021, } @inproceedings{CTT100873379, author = {Akira Onishi and Akihiro Uchiyama and Kohei Shibata and Takasi Itikawa and Sangyeop Lee and Shinichi Iida and Noboru Ishihara and Katsuyuki Machida and Kazuya Masu and Hiroyuki Ito}, title = {3D容量検出電極による単一Au錘3軸MEMS加速度センサの検討}, booktitle = {}, year = 2021, } @inproceedings{CTT100873386, author = {Masao Fujita and Masayuki Toyoda and Sangyeop Lee and Shinsuke Hara and Issei Watanabe and Akifumi Kasamatsu}, title = {THz 帯電波吸収部材の基礎と応用}, booktitle = {}, year = 2021, } @inproceedings{CTT100873340, author = {Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {300-GHz CMOS-based wireless link for future communication}, booktitle = {}, year = 2021, } @inproceedings{CTT100873378, author = {Kohei Shibata and Akihiro Uchiyama and Akira Onishi and Sangyeop Lee and Noboru Ishihara and Katsuyuki Machida and Kazuya Masu and Hiroyuki Ito}, title = {1軸差動型CMOS-MEMS加速度センサの統合設計シミュレーションの検討}, booktitle = {}, year = 2021, } @inproceedings{CTT100873382, author = {Sangyeop Lee}, title = {Beyond 5G 通信システム}, booktitle = {}, year = 2021, } @inproceedings{CTT100873368, author = {Toyoyuki Hagiwara and Natsu Yamaki and Koki Sekine and Hajime Sakai and Kenta Sahara and Kyoya Takano and Shinsuke Hara and Sangyeop Lee and Ruibing Dong and Satoru Tanoi and Shunichi Kubo and Satoshi Miura and Akifumi Kasamatsu and Takeshi Yoshida and Shuhei Amakawa and Kunio Sakakibara and Yohtaro Umeda and Minoru Fujishima}, title = {A 258-GHz CMOS transmitter with phase-shifting architecture for phased-array systems}, booktitle = {}, year = 2021, } @inproceedings{CTT100873344, author = {Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Shinsuke Hara and Minoru Fujishima}, title = {A 32 Gb/s CMOS receiver with analog carrier recovery and synchronous QPSK demodulation}, booktitle = {}, year = 2021, } @inproceedings{CTT100873362, author = {Akihiro Uchiyama and Takasi Ichikawa and Kohei Shibata and Shinichi Iida and Sangyeop Lee and Noboru Ishihara and Katsuyuki Machida and Kazuya Masu and Hiroyuki Ito}, title = {A MEMS accelerometer with a single axis two proof masses for a wide detection range}, booktitle = {}, year = 2021, } @inproceedings{CTT100873381, author = {Ikumi Rachi and Korkut Kaan Tokgoz and Masamoto Fukawa and Chao Li and Jim Bartels and Sihan A and Sangyeop Lee and Ken-ichi Takeda and Hiroyuki Ito}, title = {加速度センサを用いたウシ行動推定におけるサンプリングレートの検討}, booktitle = {}, year = 2021, } @inproceedings{CTT100873377, author = {Akihiro Uchiyama and Takasi Ichikawa and Kohei Shibata and Shinichi Iida and Sangyeop Lee and Noboru Ishihara and Katsuyuki Machida and Kazuya Masu and Hiroyuki Ito}, title = {ワイドレンジ検出可能なAu錘1軸MEMS加速度センサ の検討}, booktitle = {}, year = 2021, } @inproceedings{CTT100873376, author = {Takasi Ichikawa and Akihiro Uchiyama and Kohei Shibata and Shinichi Iida and Sangyeop Lee and Noboru Ishihara and Katsuyuki Machida and Kazuya Masu and Hiroyuki Ito}, title = {A 3-D capacitive-detection electrode for a single gold proof-mass three-axis MEMS accelerometer}, booktitle = {}, year = 2021, } @inproceedings{CTT100842060, author = {府川政元 and 大坪頌平 and Korkut Kaan Tokgoz and Sangyeop Lee and Hiroyuki Ito}, title = {クラウド活用教師データ作成アプリの試作}, booktitle = {}, year = 2020, } @inproceedings{CTT100842061, author = {大坪頌平 and 府川政元 and Jim Bartels and Korkut Kaan Tokgoz and Sangyeop Lee and Ken-ichi Takeda and Hiroyuki Ito}, title = {放牧に対応したウシ行動推定デバイスの試作}, booktitle = {}, year = 2020, } @inproceedings{CTT100845967, author = {Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Yohei Morishita and Shinsuke Hara and Yuichi Kashino and Minoru Fujishima}, title = {300-GHz CMOS-based wireless link using 40-dBi Cassegrain antenna for IEEE Standard 802.15.3d}, booktitle = {}, year = 2020, } @inproceedings{CTT100845970, author = {Sangyeop Lee and Masao Fujita and Masayuki Toyoda and Shinsuke Hara and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {Effect of an electromagnetic wave absorber on 300-GHz short-range wireless communications}, booktitle = {}, year = 2020, } @inproceedings{CTT100845993, author = {スミス 力紀 and Sangyeop Lee and Takeshi Yoshida and Minoru Fujishima}, title = {ショートスタブを用いたミリ波帯低損失CMOSパッド}, booktitle = {}, year = 2020, } @inproceedings{CTT100845959, author = {Sangyeop Lee and Ruibing Dong and Shinsuke Hara and Kyoya Takano and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {300-GHz wireless data transmission system with low-SNR CMOS RF front end}, booktitle = {}, year = 2019, } @inproceedings{CTT100845992, author = {Kosuke Ono and Sangyeop Lee and Minoru Fujishima and Hiroyuki Ito and Shuhei Amakawa}, title = {Millimeter-wave CMOS amplifier with negative-capacitance feedback using half-wave transformer}, booktitle = {}, year = 2019, } @inproceedings{CTT100845958, author = {Sangyeop Lee}, title = {300GHz帯CMOSトランシーバ}, booktitle = {}, year = 2019, } @inproceedings{CTT100845996, author = {小林知広 and Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {異なるグランドスロット幅を有するスローウェーブ伝送線路の評価}, booktitle = {}, year = 2019, } @inproceedings{CTT100845995, author = {伊藤駿 and Sangyeop Lee and Takeshi Yoshida and Shuhei Amakawa and Minoru Fujishima}, title = {局所帰還を有する80GHzCMOS電力増幅最終段の検討}, booktitle = {}, year = 2019, } @inproceedings{CTT100845966, author = {Sangyeop Lee and Ruibing Dong and Shinsuke Hara and Kyoya Takano and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 6-mW-DC-power 300-GHz CMOS receiver for near-field wireless communications}, booktitle = {}, year = 2019, } @inproceedings{CTT100845965, author = {Sangyeop Lee and Kyoya Takano and Shinsuke Hara and Ruibing Dong and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A-40-dBc integrated-phase-noise 45-GHz sub-sampling PLL with 3.9-dBm output and 2.1% DC-to-RF efficiency}, booktitle = {}, year = 2019, } @inproceedings{CTT100845964, author = {Sangyeop Lee and Ruibing Dong and Shinsuke Hara and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {300-GHz wireless data transmission system with low-SNR CMOS RF front end}, booktitle = {}, year = 2019, } @inproceedings{CTT100845957, author = {Sangyeop Lee}, title = {An 80Gb/s 300GHz-Band Single-Chip CMOS Transceiver}, booktitle = {}, year = 2019, } @inproceedings{CTT100845963, author = {Sangyeop Lee and Ruibing Dong and Takeshi Yoshida and Shuhei Amakawa and Shinsuke Hara and Akifumi Kasamatsu and Junji Sato and Minoru Fujishima}, title = {An 80Gb/s 300GHz-band single-chip CMOS transceiver}, booktitle = {}, year = 2019, } @inproceedings{CTT100845991, author = {Shuhei Amakawa and Atsushi Takeshige and Shinsuke Hara and Ruibing Dong and Sangyeop Lee and Takeshi Yoshida and Minoru Fujishima and Kazuya Masu and Hiroyuki Ito}, title = {Causal characteristic impedance determination using calibration comparison and propagation constant}, booktitle = {}, year = 2019, } @inproceedings{CTT100845956, author = {Shuhei Amakawa and Sangyeop Lee and Kyoya Takano and Ruibing Dong and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 37-GHz-Input Divide-by-36 Injection-Locked Frequency Divider with 1.6-GHz Lock Range}, booktitle = {}, year = 2018, } @inproceedings{CTT100845990, author = {Shinsuke Hara and Kyoya Takano and Kosuke Katayama and Ruibing Dong and Sangyeop Lee and Issei Watanabe and Norihiko Sekine and Akifumi Kasamatsu and Takeshi Yoshida and Shuhei Amakawa and Minoru Fujishima}, title = {300-GHz CMOS transceiver for terahertz wireless communication,}, booktitle = {}, year = 2018, } @inproceedings{CTT100845962, author = {Sangyeop Lee and Kyoya Takano and Ruibing Dong and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 37-GHz-input divide-by-36 injection-locked frequency divider with 1.6-GHz lock range}, booktitle = {}, year = 2018, } @inproceedings{CTT100845973, author = {Kyoya Takano and Ruibing Dong and Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 239-315 GHz CMOS frequency doubler designed by using a small-signal harmonic model}, booktitle = {}, year = 2018, } @inproceedings{CTT100845975, author = {Ruibing Dong and Kosuke Katayama and Kyoya Takano and Sangyeop Lee and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {79–85GHz CMOS amplifier with 0.35 V supply voltage}, booktitle = {}, year = 2018, } @inproceedings{CTT100845961, author = {Shuhei Amakawa and Sangyeop Lee and Kyoya Takano and Ruibing Dong and Shuhei Amakawa and Takeshi Yoshida and Minoru Fujishima}, title = {A 300-μW K-band oscillator with high-Q open-stub capacitor in 55-nm CMOS DDC}, booktitle = {}, year = 2018, } @inproceedings{CTT100845998, author = {瀧脇朋也 and Minoru Fujishima and Takeshi Yoshida and Shuhei Amakawa and Kyoya Takano and Sangyeop Lee}, title = {60GHz帯低電圧低消費電力LC電圧制御発振器}, booktitle = {}, year = 2018, } @inproceedings{CTT100845972, author = {Dae Woong Woo and Ji-In Jung and So-Su Kim and Deik Kyu Kong and Dae Woong Woo and Jin Sung Park and Hyeon Gyu Park and Sangyeop Lee and Jeong-Hoon Shin and Deik Kyu Kong}, title = {A side lobe recognition method of sum-delta monopulse in a circular array,}, booktitle = {}, year = 2017, } @inproceedings{CTT100845971, author = {Dae Woong Woo and Sangyeop Lee and Ji-In Jung and So-Su Kim and Deik Kyu Kong}, title = {Design of an inspired Bull’s eye antenna for conformal structures}, booktitle = {}, year = 2017, } @inproceedings{CTT100702921, author = {Yosuke Ishikawa and Sangyeop Lee and Shin Yonezawa and Sho Ikeda and Ichimei Hou and Taisuke Hamada and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {J型折り畳みモノポールアンテナを用いた0.5V 1.56mW OOK トランシーバモジュール}, booktitle = {}, year = 2016, } @inproceedings{CTT100699625, author = {Yosuke Ishikawa and Sangyeop Lee and Shin Yonezawa and Sho Ikeda and Ichimei Hou and Taisuke Hamada and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {J型折りたたみモノポールアンテナを用いた 0.5V 1.56mW RFトランシーバモジュール}, booktitle = {}, year = 2015, } @inproceedings{CTT100699624, author = {Yosuke Ishikawa and Sang_yeop Lee and Shin Yonezawa and Sho Ikeda and Ichimei Hou and Taisuke Hamada and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 1.56-mW 5.5-GHz RF Transceiver IC Module with J-Shaped Folded Monopole Antenna}, booktitle = {}, year = 2015, } @inproceedings{CTT100683798, author = {Yosuke Ishikawa and Sangyeop Lee and Shin Yonezawa and Sho Ikeda and Ichimei Hou and Motohiro Takayasu and Taisuke Hamada and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {低消費電力RF CMOS送受信回路におけるインピーダンス整合回路設計および基板実装技術}, booktitle = {エレクトロニクス講演論文集1}, year = 2015, } @inproceedings{CTT100683540, author = {Sho Ikeda and Sangyeop Lee and Shin Yonezawa and Ichimei Hou and Motohiro Takayasu and Taisuke Hamada and Yosuke Ishikawa and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Low-Power Asymmetrical QPSK/OOK Transceiver for Wireless Sensor Network}, booktitle = {}, year = 2015, } @inproceedings{CTT100683539, author = {Sho Ikeda and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {DTMOSを用いた低電圧サブサンプリングPLL}, booktitle = {}, year = 2015, } @inproceedings{CTT100683785, author = {Sho Ikeda and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Current-Reuse-VCO-Based PLL with Amplitude Regulation Technique}, booktitle = {}, year = 2014, } @inproceedings{CTT100683784, author = {Sho Ikeda and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Current-Reuse-VCO-Based PLL with Amplitude Regulation Technique}, booktitle = {}, year = 2014, } @inproceedings{CTT100683536, author = {Sho Ikeda and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.52-V 5.7-GHz Low Noise Sub-Sampling PLL with Dynamic Threshold MOSFET}, booktitle = {}, year = 2014, } @inproceedings{CTT100683799, author = {Yosuke Ishikawa and Sang_yeop Lee and Shin Yonezawa and Sho Ikeda and Ichimei Hou and Motohiro Takayasu and Taisuke Hamada and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Low Power RF Transceiver for a Wireless Sensor Network}, booktitle = {}, year = 2014, } @inproceedings{CTT100683800, author = {Yosuke Ishikawa and Sangyeop Lee and Shin Yonezawa and Sho Ikeda and Ichimei Hou and Motohiro Takayasu and Taisuke Hamada and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Low Power RF Transceiver for a Wireless Sensor Network}, booktitle = {}, year = 2014, } @inproceedings{CTT100676373, author = {Sho Ikeda and Sang_yeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Highly Linear VCO with Back-Gate Tuning Technique}, booktitle = {}, year = 2014, } @inproceedings{CTT100676518, author = {Sho Ikeda and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Phase-Locked Loop with Amplitude-Balanced Current-Reuse VCO}, booktitle = {}, year = 2014, } @inproceedings{CTT100676716, author = {Yosuke Ishikawa and Sangyeop Lee and Shin Yonezawa and Sho Ikeda and Ichimei Hou and Motohiro Takayasu and Taisuke Hamada and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Low Power Inverter-based RF CMOS Transceiver with Forward Body Bias}, booktitle = {}, year = 2014, } @inproceedings{CTT100675091, author = {Sho Ikeda and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {低電圧発振回路の設計・評価}, booktitle = {}, year = 2014, } @inproceedings{CTT100673245, author = {Sho Ikeda and Sang_yeop Lee and Shin Yonezawa and Ichimei Hou and Motohiro Takayasu and Taisuke Hamada and Yosuke Ishikawa and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.8-GHz Ultra-Low-Power RF Transceiver for Wireless Sensor Network in 65nm CMOS}, booktitle = {}, year = 2014, } @inproceedings{CTT100669029, author = {Sho Ikeda and Tatsuya Kamimura and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 950µW 5.5-GHz Low Voltage PLL with Digitally-Calibrated ILFD and Linearized Varactor}, booktitle = {}, year = 2014, } @inproceedings{CTT100663426, author = {Motohiro Takayasu and Atsushi Shirane and Sangyeop Lee and Daisuke Yamane and Hiroyuki Ito and Mi Xiaoyu and Hiroaki Inoue and Fumihiko Nakazawa and Satoshi Ueda and Noboru Ishihara and Kazuya Masu}, title = {MEMS制御用高電圧CMOSスイッチングドライバ回路}, booktitle = {}, year = 2013, } @inproceedings{CTT100664830, author = {Motohiro Takayasu and Atsushi Shirane and Sangyeop Lee and Daisuke Yamane and Hiroyuki Ito and Mi Xiaoyu and Hiroaki Inoue and Fumihiko Nakazawa and Noboru Ishihara and Kazuya Masu}, title = {An 8-ch 20-V output MEMS driver circuit in CMOS}, booktitle = {}, year = 2013, } @inproceedings{CTT100661248, author = {Sho Ikeda and Tatsuya Kamimura and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Transformer-Based Current-Reuse QVCO with a Capacitor Coupling Technique in 180 nm CMOS}, booktitle = {}, year = 2013, } @inproceedings{CTT100660517, author = {Sho Ikeda and Tatsuya Kamimura and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Low Voltage Phase-Locked Loop with Digitally Calibrated Injection Locked Frequency Divider and Linearized Varactor}, booktitle = {}, year = 2013, } @inproceedings{CTT100660527, author = {Motohiro Takayasu and Atsushi Shirane and Sangyeop Lee and Daisuke Yamane and Hiroyuki Ito and Mi Xiaoyu and Hiroaki Inoue and Fumihiko Nakazawa and Satoshi Ueda and Noboru Ishihara and Kazuya Masu}, title = {An 8-ch, 20-V output CMOS switching driver with 3.3-V power supply for integrated MEMS devices controlling}, booktitle = {Extended Abstracts of 2013 International Conference on SOLID STATE DEVICES AND MATERIALS}, year = 2013, } @inproceedings{CTT100661594, author = {Motohiro Takayasu and Atsushi Shirane and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {MEMSスイッチ制御用昇降圧回路に関する研究}, booktitle = {}, year = 2013, } @inproceedings{CTT100653236, author = {Hiroyuki Ito and Sangyeop Lee and Sho Ikeda and Hao Jiang and Noboru Ishihara and Kazuya Masu}, title = {超低電力RF CMOSトランシーバ回路技術に関する研究}, booktitle = {}, year = 2013, } @inproceedings{CTT100653237, author = {Sho Ikeda and Tatsuya Kamimura and Sangyeop Lee and Norifumi Kanemaru and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {注入同期型分周器およびC級動作VCOを用いた0.5V位相同期回路}, booktitle = {}, year = 2013, } @inproceedings{CTT100657723, author = {Sang_yeop Lee and Sho Ikeda and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {C級動作VCOと注入同期型分周回路を用いた低電力位相同期回路}, booktitle = {}, year = 2013, } @inproceedings{CTT100657722, author = {Sho Ikeda and Tatsuya Kamimura and Sangyeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Sub-1mW 5.5-GHz PLL with Digitally-Calibrated ILFD and Linearized Varactor for Low Supply Voltage Operation}, booktitle = {}, year = 2013, } @inproceedings{CTT100644393, author = {Sho Ikeda and Sangyeop Lee and Tatsuya Kamimura and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {Fractionally Injection-Locked Frequency Multiplication Technique with Multi-Phase Ring VCO}, booktitle = {}, year = 2012, } @inproceedings{CTT100644834, author = {Shin Yonezawa and Atsushi Shirane and Mototada Otsuru and Sangyeop Lee and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {近距離通信用90nm Si CMOS プロセススケーラブルRF トランシーバ}, booktitle = {}, year = 2012, } @inproceedings{CTT100639466, author = {Atsushi Shirane and Mototada Otsuru and Sang_yeop Lee and Shin Yonezawa and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Process-Scalable RF Transceiver for Short Range Communication in 90 nm Si CMOS}, booktitle = {}, year = 2012, } @inproceedings{CTT100639467, author = {Sang_yeop Lee and Sho Ikeda and Hiroyuki Ito and Satoru Tanoi and Noboru Ishihara and Kazuya Masu}, title = {An inductorless injection-locked PLL with 1/2- and 1/4-integral subharmonic locking in 90 nm CMOS}, booktitle = {}, year = 2012, } @inproceedings{CTT100639070, author = {Sho Ikeda and Tatsuya Kamimura and Sangyeop Lee and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {容量結合を用いた超低電圧トランスフォーマー型直交電圧制御発振器}, booktitle = {}, year = 2012, } @inproceedings{CTT100635258, author = {池田翔 and 李尚 曄 and 伊藤浩之 and 石原昇 and 益一哉}, title = {半整数倍注入同期による低位相雑音カスケードPLL}, booktitle = {STARCシンポジウム}, year = 2012, } @inproceedings{CTT100635255, author = {Shin Yonezawa and Norifumi Kanemaru and Atsushi Shirane and Sangyeop Lee and Mototada Oturu and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {スケーラブルトランシーバの研究}, booktitle = {STARCシンポジウム}, year = 2012, } @inproceedings{CTT100645778, author = {Sho Ikeda and Tatsuya Kamimura and Sangyeop Lee and Norifumi Kanemaru and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.5-V 5.5-GHz Class-C-VCO-Based PLL with Ultra-Low-Power ILFD in 65 nm CMOS}, booktitle = {}, year = 2012, } @inproceedings{CTT100632184, author = {Sang_Yeop Lee and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {An Inductorless Phase-Locked Loop with Pulse Injection Locking Technique in 90 nm CMOS}, booktitle = {IEICE Technical Report ICD 2011-100(2011-12)}, year = 2011, } @inproceedings{CTT100631514, author = {Norifumi Kanemaru and Sho Ikeda and Tatsuya Kamimura and Sang_yeop Lee and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A Ring-VCO-Based Injection-Locked Frequency Multiplier Using a New Pulse Generation Technique in 65 nm CMOS}, booktitle = {International SoC Design Conference 2011 (ISOCC2011)}, year = 2011, } @inproceedings{CTT100630330, author = {Tatsuya Kamimura and Sang_yeop Lee and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {A 0.1-V 13-GHz Transformer-Based Quadrature VCO with a Capacitor Coupling Technique in 90nm CMOS}, booktitle = {Extended Abstracts of the 2011 International Conference on Solid State Devices and Materials}, year = 2011, } @inproceedings{CTT100630331, author = {Sang_yeop Lee and Hiroyuki Ito and Shuhei Amakawa and Satoru Tanoi and Noboru Ishihara and Kazuya Masu}, title = {1.2-17.6 GHz Ring-VCO-Based PLL with Injection Locking in 65 nm CMOS}, booktitle = {Extended Abstracts of the 2011 International Conference on Solid State Devices and Materials}, year = 2011, } @inproceedings{CTT100629913, author = {Tatsuya Kamimura and Sangyeop Lee and Satoru Tanoi and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {パルス信号注入同期を用いた低位相雑音電圧制御発振器の検討}, booktitle = {LSIとシステムのワークショップ2011}, year = 2011, } @inproceedings{CTT100629964, author = {Sangyeop Lee and Shuhei Amakawa and Hiroyuki Ito and Noboru Ishihara and Kazuya Masu}, title = {インジェクションロックを適用したインダクタレス位相同期ループ回路}, booktitle = {2011 年 電子情報通信学会総合大会}, year = 2011, } @inproceedings{CTT100616231, author = {Sang yeop Lee and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {High-Frequency Half-Integral Subharmonic Locked Ring-VCO-Based Scalable PLL in 90 nm CMOS}, booktitle = {Proceedings of Asia-Pacific Microwave Conference 2010}, year = 2010, } @inproceedings{CTT100612609, author = {Sang_yeop Lee and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {Wide-Frequency-Range Low-Noise Injection-locked Ring VCO for UWB Applications in 90 nm CMOS}, booktitle = {Extended Abstracts of the 2010 International Conference on Solid State Devices and Materials}, year = 2010, } @inproceedings{CTT100612605, author = {Sang yeop Lee and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {Low-Phase-Noise Wide-Frequency-Range Differential Ring-VCO with Non-Integral Subharmonic Locking in 0.18μm CMOS}, booktitle = {Proceedings of the 40th European Microwave Conference}, year = 2010, } @inproceedings{CTT100612099, author = {Sang yeop Lee Tatsuya Kamimura Shuhei Amakawa Noboru Ishihara Kazuya Masu and Tatsuya Kamimura and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {A Low-Phase-Noise Ring-VCO-Based PLL with Injection Locking}, booktitle = {2010 年電子情報通信学会エレクトロニクスソサイエティ大会}, year = 2010, } @inproceedings{CTT100612100, author = {Tatsuya Kamimura Sangyeop Lee Satoru Tanoi Shuhei Amakawa Noboru Ishihara Kazuya Masu and Sangyeop Lee and Satoru Tanoi and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {A Scalable Wideband Ring-VCO with Injection Locking}, booktitle = {2010 年電子情報通信学会エレクトロニクスソサイエティ大会}, year = 2010, } @inproceedings{CTT100615400, author = {Sangyeop Lee and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {スケーラブル広帯域CMOS位相同期回路}, booktitle = {STARC フォーラ ム/シンポジウム2010}, year = 2010, } @inproceedings{CTT100615394, author = {Noboru Ishihara and Sang yeop Lee and Kazuo Nakano and Tomoya Nakajima and Shuhei Amakawa and Kazuya Masu}, title = {Physical desiign Challenge in Nanoscale CMOS RF Circuit}, booktitle = {International Symposium on Technology Evolution for Silicon Nano-Slectronics (ISTESNE)}, year = 2010, } @inproceedings{CTT100607430, author = {Sang yeop Lee and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {Low-Phase-Noise Wide-Frequency-Range Ring-VCO-Based Scalable PLL with Subharmonic Injection Locking in 0.18μm CMOS}, booktitle = {IEEE MTT-S INTERNATIONAL MICROWAVE SYMPOSIUM (IMS2010)}, year = 2010, } @inproceedings{CTT100607459, author = {Sangyeop Lee and Noboru Ishihara and Kazuya Masu}, title = {半整数倍サブインジェクションロックを用いたリング型CMOS電圧制御発振回路}, booktitle = {LSIとシステムのワークショップ2010}, year = 2010, } @inproceedings{CTT100605081, author = {Sangyeop Lee and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {2.8–11 GHz Wideband Differential Ring-VCO.}, booktitle = {2010 年 電子情報通信学会総合大会}, year = 2010, } @inproceedings{CTT100845960, author = {Sang_yeop Lee and Tomoya Nakajima and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {Scalable wideband RF LNA and VCO based on CMOS inverter topologies}, booktitle = {}, year = 2009, } @inproceedings{CTT100590188, author = {Sangyeop Lee Yuka Kobayashi Shuhei Amakawa Noboru Ishihara Kazuya Masu and Yuka Kobayashi and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {Frequency Tuning Range broadening of CMOS I/Q Ring-VCO}, booktitle = {2009 年電子情報通信学会エレクトロニクスソサイエティ大会}, year = 2009, } @inproceedings{CTT100590953, author = {Sangyeop Lee Yuka Kobayashi Shuhei Amakawa Noboru Ishihara Kazuya Masu and Yuka Kobayashi and Shuhei Amakawa and Noboru Ishihara and Kazuya Masu}, title = {Investigation of CMOS LC-VCO on Process Generation Relativity}, booktitle = {2009 年 電子情報通信学会総合大会}, year = 2009, } @misc{CTT100845808, author = {Sang_yeop Lee}, title = {広帯域RF CMOS周波数シンセサイザに関する研究}, year = 2010, } @misc{CTT100845809, author = {Sang_yeop Lee}, title = {微細CMOSによるVCOの高性能化に関する研究}, year = 2009, } @misc{CTT100845801, author = {Sang_yeop Lee}, title = {Scalable RF CMOS Frequency Synthesizer Design with Injection Locking}, year = , } @misc{CTT100907793, author = {Sangyeop Lee}, title = {電波反射体}, howpublished = {PublishedPatent}, year = 2023, month = {}, note = {PCT/JP2023/006867(2023/02/24), WO 2023/171427(2023/09/14)} } @misc{CTT100907816, author = {Sangyeop Lee}, title = {電波反射体}, howpublished = {PublishedPatent}, year = 2023, month = {}, note = {特願2022-037191(2022/03/10), 特開2023-132077(2023/09/22)} } @misc{CTT100907813, author = {Sangyeop Lee}, title = {電波吸収体}, howpublished = {PublishedPatent}, year = 2023, month = {}, note = {特願2022-037190(2022/03/10), 特開2023-132076(2023/09/22)} } @mastersthesis{CTT100845808, author = {Sang_yeop Lee}, title = {広帯域RF CMOS周波数シンセサイザに関する研究}, school = {Tokyo Institute of Technology}, year = 2010, } @misc{CTT100845809, author = {Sang_yeop Lee}, title = {微細CMOSによるVCOの高性能化に関する研究}, school = {Tokyo Institute of Technology}, year = 2009, note = {undergraduate thesis}, } @phdthesis{CTT100845801, author = {Sang_yeop Lee}, title = {Scalable RF CMOS Frequency Synthesizer Design with Injection Locking}, school = {Tokyo Institute of Technology}, year = , }