Publications

56 / 3,599 publications found.


  •  Chung, S., Ma, R., "Cancelling Noise in Multi-Band Digital-Intensive Transmitters", Asia-Pacific Microwave Conference (APMC), DOI: 10.23919/​APMC.2018.8617217, November 2018.
    BibTeX TR2018-157 PDF
    • @inproceedings{Chung2018nov,
    • author = {Chung, Sungwon and Ma, Rui},
    • title = {Cancelling Noise in Multi-Band Digital-Intensive Transmitters},
    • booktitle = {Asia-Pacific Microwave Conference (APMC)},
    • year = 2018,
    • month = nov,
    • doi = {10.23919/APMC.2018.8617217},
    • url = {https://www.merl.com/publications/TR2018-157}
    • }
  •  Fu, H., Wang, P., Koike-Akino, T., Ma, R., Wang, B., Orlik, P.V., Tsujita, W., Sadamoto, K., Sawa, Y., Kato, K., Nakajima, M., "Terahertz Imaging of Multi-Level Pseudo-Random Reflectance", International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), DOI: 10.1109/​irmmw-thz.2018.8510277, September 2018.
    BibTeX TR2018-143 PDF
    • @inproceedings{Wang2018sep4,
    • author = {Fu, H. and Wang, P., and Koike-Akino, T. and Ma, R. and Wang, B. and Orlik, P.V. and Tsujita, W. and Sadamoto, K. and Sawa, Y. and Kato, K. and Nakajima, M.},
    • title = {Terahertz Imaging of Multi-Level Pseudo-Random Reflectance},
    • booktitle = {International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)},
    • year = 2018,
    • month = sep,
    • doi = {10.1109/irmmw-thz.2018.8510277},
    • url = {https://www.merl.com/publications/TR2018-143}
    • }
  •  Sadamoto, K., Tsujita, W., Sawa, Y., Wang, B., Ma, R., Wang, P., Teo, K.H., Orlik, P.V., Kato, K., Nakajima, M., "Terahertz Polarimetric Sensing for Linear Encoder", International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW THz), DOI: 10.1109/​IRMMW-THz.2018.8510391, September 2018.
    BibTeX TR2018-142 PDF
    • @inproceedings{Sadamoto2018sep,
    • author = {Sadamoto, Kota and Tsujita, Wataru and Sawa, Yoshitsugu and Wang, Bingnan and Ma, Rui and Wang, Pu and Teo, Koon Hoo and Orlik, Philip V. and Kato, K. and Nakajima, M.},
    • title = {Terahertz Polarimetric Sensing for Linear Encoder},
    • booktitle = {International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW THz)},
    • year = 2018,
    • month = sep,
    • doi = {10.1109/IRMMW-THz.2018.8510391},
    • url = {https://www.merl.com/publications/TR2018-142}
    • }
  •  Dinis, D., Ma, R., Shinjo, S., Yamanaka, K., Teo, K.H., Orlik, P.V., Oliveira, A., Vieira, J., "A Real-time Architecture for Agile and FPGA-based Concurrent Triple-Band All-Digital RF Transmission", IEEE Transaction on Microwave Theory and Techniques, DOI: 10.1109/​TMTT.2018.2860972, Vol. 66, No. 11, pp. 4955-4966, August 2018.
    BibTeX TR2018-105 PDF Video
    • @article{Dinis2018aug,
    • author = {Dinis, Daniel and Ma, Rui and Shinjo, Shintaro and Yamanaka, Koji and Teo, Koon Hoo and Orlik, Philip V. and Oliveira, Arnaldo and Vieira, Jose},
    • title = {A Real-time Architecture for Agile and FPGA-based Concurrent Triple-Band All-Digital RF Transmission},
    • journal = {IEEE Transaction on Microwave Theory and Techniques},
    • year = 2018,
    • volume = 66,
    • number = 11,
    • pages = {4955--4966},
    • month = aug,
    • doi = {10.1109/TMTT.2018.2860972},
    • url = {https://www.merl.com/publications/TR2018-105}
    • }
  •  Ma, R., Benosman, M., Manjunatha, K., Komatsuszaki, Y., Shinjo, S., Teo, K.H., Orlik, P.V., "Machine-Learning Based Digital Doherty Power Amplifier", IEEE International Symposium on Radio Frequency Integration Technology (RFIT), DOI: 10.1109/​RFIT.2018.8524126, August 2018.
    BibTeX TR2018-114 PDF Video
    • @inproceedings{Ma2018aug,
    • author = {Ma, Rui and Benosman, Mouhacine and Manjunatha, Koushik and Komatsuszaki, Yuji and Shinjo, Shintaro and Teo, Koon Hoo and Orlik, Philip V.},
    • title = {Machine-Learning Based Digital Doherty Power Amplifier},
    • booktitle = {IEEE International Symposium on Radio Frequency Integration Technology (RFIT)},
    • year = 2018,
    • month = aug,
    • doi = {10.1109/RFIT.2018.8524126},
    • url = {https://www.merl.com/publications/TR2018-114}
    • }
  •  Dinis, D., Ma, R., Teo, K.H., Orlik, P.V., Oliveira, A., Vieira, J., "An FPGA-based Multi-level All-Digital Transmitter with 1.25 GHz of Bandwidth", IEEE International Microwave Symposium (IMS), DOI: 10.1109/​MWSYM.2018.8439490, June 2018, pp. 659-662.
    BibTeX TR2018-075 PDF Video
    • @inproceedings{Dinis2018jun,
    • author = {Dinis, Daniel and Ma, Rui and Teo, Koon Hoo and Orlik, Philip V. and Oliveira, Arnaldo and Vieira, Jose},
    • title = {An FPGA-based Multi-level All-Digital Transmitter with 1.25 GHz of Bandwidth},
    • booktitle = {IEEE International Microwave Symposium (IMS)},
    • year = 2018,
    • pages = {659--662},
    • month = jun,
    • doi = {10.1109/MWSYM.2018.8439490},
    • url = {https://www.merl.com/publications/TR2018-075}
    • }
  •  Komatsuzaki, Y., Lanfranco, S., Komlonen, T., Piirainen, O., Tanskanen, J., Sakata, S., Ma, R., Shinjo, S., Yamanaka, K., Asbeck, P., "A High Efficiency 3.6-4.0 GHz Envelope-Tracking Power Amplifier Using GaN Soft-Switching Buck-Converter", IEEE International Microwave Symposium (IMS), DOI: 10.1109/​MWSYM.2018.8439225, June 2018, pp. 465-468.
    BibTeX TR2018-073 PDF
    • @inproceedings{Komatsuzaki2018jun,
    • author = {Komatsuzaki, Yuji and Lanfranco, Sandro and Komlonen, Tapio and Piirainen, Olli and Tanskanen, Jarno and Sakata, Shuichi and Ma, Rui and Shinjo, Shintaro and Yamanaka, Koji and Asbeck, Peter},
    • title = {A High Efficiency 3.6-4.0 GHz Envelope-Tracking Power Amplifier Using GaN Soft-Switching Buck-Converter},
    • booktitle = {IEEE International Microwave Symposium (IMS)},
    • year = 2018,
    • pages = {465--468},
    • month = jun,
    • doi = {10.1109/MWSYM.2018.8439225},
    • url = {https://www.merl.com/publications/TR2018-073}
    • }
  •  Tanovic, O., Ma, R., "Compact Analytical Description of Digital Radio-Frequency Pulse-Width Modulated Signals", IEEE International Symposium on Circuits & Systems (ISCAS), DOI: 10.1109/​ISCAS.2018.8351725, May 2018.
    BibTeX TR2018-065 PDF
    • @inproceedings{Tanovic2018may,
    • author = {Tanovic, Omer and Ma, Rui},
    • title = {Compact Analytical Description of Digital Radio-Frequency Pulse-Width Modulated Signals},
    • booktitle = {IEEE International Symposium on Circuits \& Systems (ISCAS)},
    • year = 2018,
    • month = may,
    • doi = {10.1109/ISCAS.2018.8351725},
    • url = {https://www.merl.com/publications/TR2018-065}
    • }
  •  Dinis, D., Ma, R., Teo, K.H., Orlik, P.V., Oliveira, A., Vieira, J., "Towards Analog Filter-Free All-Digital Transmitters through Hybrid Estimation and Cancellation of Delta-Signma M's Quantization Noise", International Microwave and Radar Conference, May 2018.
    BibTeX TR2018-057 PDF
    • @inproceedings{Dinis2018may,
    • author = {Dinis, Daniel and Ma, Rui and Teo, Koon Hoo and Orlik, Philip V. and Oliveira, Arnaldo and Vieira, Jose},
    • title = {Towards Analog Filter-Free All-Digital Transmitters through Hybrid Estimation and Cancellation of Delta-Signma M's Quantization Noise},
    • booktitle = {International Microwave and Radar Conference},
    • year = 2018,
    • month = may,
    • url = {https://www.merl.com/publications/TR2018-057}
    • }
  •  Peng, Z., Kim, K.J., Wang, P., Ma, R., Kihira, K., Fukasawa, T., Li, C., Wang, B., "Code-Division Multiplexing based Hardware Reduction for a Digital Beamforming Transmitter Array", European Conference on Antennas and Propagation (EuCAP), April 2018.
    BibTeX TR2018-049 PDF
    • @inproceedings{Peng2018apr,
    • author = {Peng, Zhengyu and Kim, Kyeong Jin and Wang, Pu and Ma, Rui and Kihira, Kazunari and Fukasawa, Toru and Li, Changzhi and Wang, Bingnan},
    • title = {Code-Division Multiplexing based Hardware Reduction for a Digital Beamforming Transmitter Array},
    • booktitle = {European Conference on Antennas and Propagation (EuCAP)},
    • year = 2018,
    • month = apr,
    • url = {https://www.merl.com/publications/TR2018-049}
    • }
  •  Tanovic, O., Ma, R., "Truly Aliasing-Free Digital RF-PWM Power Coding Scheme for Switched-Mode Power Amplifiers", IEEE Radio and Wireless Symposium (RWS), DOI: 10.1109/​RWS.2018.8304948, March 2018.
    BibTeX TR2018-021 PDF
    • @inproceedings{Ma2018mar,
    • author = {Tanovic, Omer and Ma, Rui},
    • title = {Truly Aliasing-Free Digital RF-PWM Power Coding Scheme for Switched-Mode Power Amplifiers},
    • booktitle = {IEEE Radio and Wireless Symposium (RWS)},
    • year = 2018,
    • month = mar,
    • doi = {10.1109/RWS.2018.8304948},
    • url = {https://www.merl.com/publications/TR2018-021}
    • }
  •  Wang, B., Sadeqi, A., Ma, R., Wang, P., Tsujita, W., Sadamoto, K., Sawa, Y., Rezaei Nejad, H., Sonkusale, S., Wang, C., Kim, M., Han, R., "Metamaterial Absorber for THz Polarimetric Sensing", SPIE Photonics West, DOI: 10.1117/​12.2293122, February 2018, vol. 10531.
    BibTeX TR2018-024 PDF
    • @inproceedings{Wang2018feb,
    • author = {Wang, Bingnan and Sadeqi, Aydin and Ma, Rui and Wang, Pu and Tsujita, Wataru and Sadamoto, Kota and Sawa, Yoshitsugu and Rezaei Nejad, Hojatollah and Sonkusale, Sameer and Wang, Cheng and Kim, Mina and Han, Ruonan},
    • title = {Metamaterial Absorber for THz Polarimetric Sensing},
    • booktitle = {SPIE Photonics West},
    • year = 2018,
    • volume = 10531,
    • month = feb,
    • doi = {10.1117/12.2293122},
    • url = {https://www.merl.com/publications/TR2018-024}
    • }
  •  Sakata, S., Ma, R., Shinjo, S., Yamanaka, K., "Digital Transmitter and Envelope Tracking Power Amplifier using GaN Switching Mode Power Amplifiers", Microwave Workshops & Exhibition, November 2017.
    BibTeX TR2017-172 PDF
    • @inproceedings{Sakata2017nov,
    • author = {Sakata, Shuichi and Ma, Rui and Shinjo, Shintaro and Yamanaka, Koji},
    • title = {Digital Transmitter and Envelope Tracking Power Amplifier using GaN Switching Mode Power Amplifiers},
    • booktitle = {Microwave Workshops \& Exhibition},
    • year = 2017,
    • month = nov,
    • url = {https://www.merl.com/publications/TR2017-172}
    • }
  •  Tanovic, O., Ma, R., Teo, K.H., "Simultaneous Power Encoding and Upconversion for All-Digital Transmitters Using Digital PWM", IEEE Asia Pacific Microwave Conference, DOI: 10.1109/​APMC.2017.8251579, November 2017.
    BibTeX TR2017-164 PDF
    • @inproceedings{Tanovic2017nov,
    • author = {Tanovic, Omer and Ma, Rui and Teo, Koon Hoo},
    • title = {Simultaneous Power Encoding and Upconversion for All-Digital Transmitters Using Digital PWM},
    • booktitle = {IEEE Asia Pacific Microwave Conference},
    • year = 2017,
    • month = nov,
    • doi = {10.1109/APMC.2017.8251579},
    • url = {https://www.merl.com/publications/TR2017-164}
    • }
  •  Niu, S., Ma, R., Manjunatha, K., "Stochastically Approximated Multiobjective Optimization of Dual Input Digital Doherty Power Amplifier", IEEE International Workshop on Computational Intelligence and Applications, DOI: 10.1109/​IWCIA.2017.8203576, November 2017.
    BibTeX TR2017-163 PDF Video
    • @inproceedings{Niu2017nov,
    • author = {Niu, Sufeng and Ma, Rui and Manjunatha, Koushik},
    • title = {Stochastically Approximated Multiobjective Optimization of Dual Input Digital Doherty Power Amplifier},
    • booktitle = {IEEE International Workshop on Computational Intelligence and Applications},
    • year = 2017,
    • month = nov,
    • doi = {10.1109/IWCIA.2017.8203576},
    • url = {https://www.merl.com/publications/TR2017-163}
    • }
  •  Ma, R., Teo, K.H., Shinjo, S., Yamanaka, K., Asbeck, P., "GaN PA for 4G LTE-Advanced and 5G", IEEE Microwave Magazine, DOI: 10.1109/​MMM.2017.2738498, Vol. 18, No. 7, pp. 77-85, October 2017.
    BibTeX TR2017-160 PDF
    • @article{Ma2017oct,
    • author = {Ma, Rui and Teo, Koon Hoo and Shinjo, Shintaro and Yamanaka, Koji and Asbeck, Peter},
    • title = {GaN PA for 4G LTE-Advanced and 5G},
    • journal = {IEEE Microwave Magazine},
    • year = 2017,
    • volume = 18,
    • number = 7,
    • pages = {77--85},
    • month = oct,
    • doi = {10.1109/MMM.2017.2738498},
    • issn = {1527-3342},
    • url = {https://www.merl.com/publications/TR2017-160}
    • }
  •  Chung, S., Ma, R., Teo, K.H., "A Concurrent Triple-Band Digital Transmitter Using Feedforward Noise Cancellation for Delta-Sigma Modulation", European Microwave Conference, DOI: 10.23919/​EuMC.2017.8231049, October 2017.
    BibTeX TR2017-144 PDF
    • @inproceedings{Chung2017oct,
    • author = {Chung, SungWon and Ma, Rui and Teo, Koon Hoo},
    • title = {A Concurrent Triple-Band Digital Transmitter Using Feedforward Noise Cancellation for Delta-Sigma Modulation},
    • booktitle = {European Microwave Conference},
    • year = 2017,
    • month = oct,
    • doi = {10.23919/EuMC.2017.8231049},
    • url = {https://www.merl.com/publications/TR2017-144}
    • }
  •  Ma, R., Tanovic, O., Teo, K.H., "Optimal Delta-Sigma Modulation Based Noise Shaping for Truly Aliasing-Free digital PWM", European Microwave Conference, DOI: 10.23919/​EuMC.2017.8230951, October 2017.
    BibTeX TR2017-143 PDF
    • @inproceedings{Ma2017oct2,
    • author = {Ma, Rui and Tanovic, Omer and Teo, Koon Hoo},
    • title = {Optimal Delta-Sigma Modulation Based Noise Shaping for Truly Aliasing-Free digital PWM},
    • booktitle = {European Microwave Conference},
    • year = 2017,
    • month = oct,
    • doi = {10.23919/EuMC.2017.8230951},
    • url = {https://www.merl.com/publications/TR2017-143}
    • }
  •  Wang, P., Orlik, P.V., Wang, B., Ma, R., Teo, K.H., Tsujita, W., Sadamoto, K., Sawa, Y., "Bayesian Coupled-Pixel Terahertz-TDS Imaging", International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz), DOI: 10.1109/​IRMMW-THz.2017.8067174, August 2017.
    BibTeX TR2017-136 PDF
    • @inproceedings{Wang2017aug3,
    • author = {Wang, Pu and Orlik, Philip V. and Wang, Bingnan and Ma, Rui and Teo, Koon Hoo and Tsujita, Wataru and Sadamoto, Kota and Sawa, Yoshitsugu},
    • title = {Bayesian Coupled-Pixel Terahertz-TDS Imaging},
    • booktitle = {International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)},
    • year = 2017,
    • month = aug,
    • doi = {10.1109/IRMMW-THz.2017.8067174},
    • url = {https://www.merl.com/publications/TR2017-136}
    • }
  •  Tanovic, O., Ma, R., Teo, K.H., "Theoretical Bounds on Time-Domain Resolution of Multilevel Carrier-Based Digital PWM Signals Used in All-Digital Transmitters", IEEE International Midwest Symposium on Circuits and Systems, DOI: 10.1109/​MWSCAS.2017.8053131, August 2017.
    BibTeX TR2017-106 PDF
    • @inproceedings{Tanovic2017aug,
    • author = {Tanovic, Omer and Ma, Rui and Teo, Koon Hoo},
    • title = {Theoretical Bounds on Time-Domain Resolution of Multilevel Carrier-Based Digital PWM Signals Used in All-Digital Transmitters},
    • booktitle = {IEEE International Midwest Symposium on Circuits and Systems},
    • year = 2017,
    • month = aug,
    • doi = {10.1109/MWSCAS.2017.8053131},
    • url = {https://www.merl.com/publications/TR2017-106}
    • }
  •  Ma, R., Ali, S.N., Shinjo, S., "Novel Impedance Flattening Network for Wideband GaN Doherty Power Amplifier at 3.4-3.8 GHz", Electronic Design Innovation (EDI), April 2017.
    BibTeX TR2017-051 PDF
    • @article{Ma2017apr,
    • author = {Ma, Rui and Ali, Sheikh Nijam and Shinjo, Shintaro},
    • title = {Novel Impedance Flattening Network for Wideband GaN Doherty Power Amplifier at 3.4-3.8 GHz},
    • journal = {Electronic Design Innovation (EDI)},
    • year = 2017,
    • month = apr,
    • url = {https://www.merl.com/publications/TR2017-051}
    • }
  •  Nakatani, K., Shinjo, S., Miwa, S., Ma, R., Yamanaka, K., "3.0-3.6 GHz Wideband, over 46% Average Efficiency GaN Doherty Power Amplifier with Frequency Dependency Compensating Circuits", IEEE Radio Wireless Week (RWW), January 2017.
    BibTeX TR2017-005 PDF
    • @article{Nakatani2017jan,
    • author = {Nakatani, Keigo and Shinjo, Shintaro and Miwa, Shinichi and Ma, Rui and Yamanaka, Koji},
    • title = {3.0-3.6 GHz Wideband, over 46% Average Efficiency GaN Doherty Power Amplifier with Frequency Dependency Compensating Circuits},
    • journal = {IEEE Radio Wireless Week (RWW)},
    • year = 2017,
    • month = jan,
    • url = {https://www.merl.com/publications/TR2017-005}
    • }
  •  Tanovic, O., Ma, R., Teo, K.H., "Novel Baseband Equivalent Models of Quadrature Modulated All-Digital Transmitters", IEEE Radio Wireless Week (RWW), January 2017.
    BibTeX TR2017-006 PDF
    • @article{Tanovic2017jan,
    • author = {Tanovic, Omer and Ma, Rui and Teo, Koon Hoo},
    • title = {Novel Baseband Equivalent Models of Quadrature Modulated All-Digital Transmitters},
    • journal = {IEEE Radio Wireless Week (RWW)},
    • year = 2017,
    • month = jan,
    • url = {https://www.merl.com/publications/TR2017-006}
    • }
  •  Ma, R., Shao, J., Shinjo, S., Teo, K.H., "Design of Broadband Three-way Sequential Power Amplifiers", IEEE International Symposium on Radio-Frequency Integration Technology (RFIT), DOI: 10.1109/​RFIT.2016.7578196, August 2016.
    BibTeX TR2016-110 PDF
    • @inproceedings{Ma2016aug,
    • author = {Ma, Rui and Shao, Jin and Shinjo, Shintaro and Teo, Koon Hoo},
    • title = {Design of Broadband Three-way Sequential Power Amplifiers},
    • booktitle = {IEEE International Symposium on Radio-Frequency Integration Technology (RFIT)},
    • year = 2016,
    • month = aug,
    • doi = {10.1109/RFIT.2016.7578196},
    • url = {https://www.merl.com/publications/TR2016-110}
    • }
  •  Chung, S., Ma, R., Teo, K.H., "Design Considerations on Wideband Envelope Termination for High Efficiency RF Power Amplifiers", Electronics Letters, DOI: 10.1049/​el.2015.4328, Vol. 52, No. 6, pp. 460-462, March 2016.
    BibTeX TR2016-026 PDF
    • @article{Chung2016mar,
    • author = {Chung, Sungwon and Ma, Rui and Teo, Koon Hoo},
    • title = {Design Considerations on Wideband Envelope Termination for High Efficiency RF Power Amplifiers},
    • journal = {Electronics Letters},
    • year = 2016,
    • volume = 52,
    • number = 6,
    • pages = {460--462},
    • month = mar,
    • publisher = {IET},
    • doi = {10.1049/el.2015.4328},
    • issn = {0013-5194},
    • url = {https://www.merl.com/publications/TR2016-026}
    • }