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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP (2nd) |
2024-01-08 - 2024-01-10 |
Overseas | EPU, Hanoi | A Proposal for Millimeter-wave Distributed Antenna System Using Optical Fiber Link with 2-bit Band-pass Delta Sigma Modulation Satoshi Tsukamoto, Tomoyuki Furuichi, Noriharu Suematsu (Tohoku Univ.) |
In order to reduce the cost and size of the radio unit in the millimeter wave distributed antenna system for 5G terrestr... [more] | |
| SeMI, RCS, RCC, NS, SR (Joint) |
2023-07-12 12:40 |
Osaka | Osaka University Nakanoshima Center + Online (Primary: On-site, Secondary: Online) |
Novel digital-to-analog converter immune to asymmetric transition waveform distortion in bandpass delta-sigma modulators Takashi Maehata (SEI), Mizuki Motoyoshi (Shizuoka Institute of Science and Technology), Noriharu Suematsu (Tohoku University)  SR2023-26 |
In 5G and next-generation mobile communication systems, to achieve High-speed communication, massive multiple-input and ... [more] | SR2023-26 pp.1-6 |
| MW | 2022-11-16 11:25 |
Nagasaki | Fukue-Bunka-Kaikan (Primary: On-site, Secondary: Online) |
SNR improvement of Digital RF Signal Generator using Delta-Sigma Modulator with Parallelized Quantizers Hiroyuki Mizutani, Michiya Hayama, Tatsuya Hagiwara, Hideyuki Nakamizo (Mitsubishi Electric Corp.) MW2022-125 |
With the recent increase in the speed of FPGAs, the application of a digital RF signal generator to a transmitter is bei... [more] | MW2022-125 pp.85-89 |
| ED, IEE-BMS, IEE-MSS | 2022-08-18 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. B3-2 (Primary: On-site, Secondary: Online) |
Frequency Delta-Sigma Modulation Position Sensors using a Cavity Resonator and Their Possible Applications Koichi Maezawa, Masayuki Mori (Univ. Toyama) ED2022-18 |
A frequency delta-sigma modulation is an interesting variant of the delta-sigma modulation based on a voltage-controlled... [more] | ED2022-18 pp.5-8 |
| SR | 2021-11-04 09:55 |
Online | Online | Wideband Single-bit Bandpass Delta Sigma Modulator Takashi Maehata (SEI), Noriharu Suematsu (Tohoku University) SR2021-42 |
In 5G and next-generation mobile communication systems, to achieve high-speed communication, massive multiple-input and ... [more] | SR2021-42 pp.9-16 |
| MW | 2020-12-10 16:00 |
Kanagawa | (Primary: On-site, Secondary: Online) |
Experimental evaluation of signal-to-quantization noise power ratio of transversal filter with power amplifier for EPWM transmitter Ryuta Sato, Natuki Utigiri, Taishi Sawayama, Yusuke Koike, Yotaro Umeda, Kyoya Takano (TUS) MW2020-77 |
In recent years, envelope pulse width modulation has been devised for transmitters in wireless communications to meet ma... [more] | MW2020-77 pp.36-41 |
| SAT, RCS (Joint) |
2020-08-21 10:55 |
Online | Online | [Encouragement Talk]
A Fundamental Study Toward the Software Defined Satellite Shigenori Tani, Yasutaka Yamashita, Michiya Hayama, Masatake Hangai, Hiroshi Aruga (Mitsubishi Electric) SAT2020-20 |
The software defined satellite (SDS) improves frequency utilization to control resources such as time, frequency, and sp... [more] | SAT2020-20 pp.53-57 |
| US | 2020-02-28 15:55 |
Tokyo | Auralization based on local sound field synthesis with multi-channel 1-bit signals Kakeru Kurokawa, Izumi Tsunokuni, Yusuke Ikeda, Naotoshi Osaka (Tokyo Denki Univ.), Yasuhiro Oikawa (Waseda Univ.) US2019-109 |
Auralization requires auditory display techniques, which can physically synthesis the desired sound field. To improve sy... [more] | US2019-109 pp.57-62 |
|
| PEM (Workshop) |
2019-11-18 - 2019-11-19 |
Mie | Sinfonia Technology Hibiki Hall Ise (Ise Tourism and Culture Hall) | [Poster Presentation]
Analysis of Polarization-Reversed Electro-Optic Modulator with Arbitrary Transfer Function and its Application to Pre-Equalization of Signal Distortion by Fiber Dispersion Takaba Kenta, Murata Hiroshi (Mie Univ) |
We have proposed a pre-equalizing electro-optic (EO) modulator utilizing the velocity mismatching between lightwave and ... [more] | |
| ICD, CPSY, CAS | 2018-12-21 13:30 |
Okinawa | Power-amplifier-inserted Transversal Filter that Recovers Quantization Noise Power by CMOS Rectifier Yuto Tanaka, Yohtaro Umeda, Kyoya Takano (Tokyo University of Science) CAS2018-78 ICD2018-62 CPSY2018-44 |
In this paper, we aim to improve power efficiency by using a CMOS rectifier for power-amplifier-inserted transversal fil... [more] | CAS2018-78 ICD2018-62 CPSY2018-44 pp.1-5 |
|
| EA | 2018-10-11 15:20 |
Fukushima | Iwaki business Innovation Center (Iwaki) | Generation of Wavefront by High Density Electro-dynamic Multiplication Output Loudspeaker Array Using Multiple Inputs Delta-sigma Modulator Takeru Sonobe, Shigeto Takeoka (SIST) EA2018-56 |
It is known that in order to exactly reproduce the three-dimensional sound field, it is necessary to set a speaker for e... [more] | EA2018-56 pp.13-19 |
| ED, THz | 2017-12-18 15:15 |
Miyagi | RIEC, Tohoku Univ | [Invited Talk]
Improved stability of resonant tunneling diode oscillators and their application to sensors Koichi Maezawa (Univ. Toyama) ED2017-76 |
RTD oscillators are one of the most promising candidates for THz signal sources. However, RTD oscillators have stability... [more] | ED2017-76 pp.15-18 |
| EA, ASJ-H | 2017-12-01 16:40 |
Overseas | University of Auckland (New Zealand) | Matrix Driving Method for Multichannel Loudspeaker using Multiplication-output and Delta-sigma Modulator with Multiple inputs Shigeto Takeoka (Shizuoka Inst. of Science and Tech.) EA2017-83 |
A sound wave is a physical phenomenon in which three-dimensional vibrations are propagated, in principle. It is known th... [more] | EA2017-83 pp.133-138 |
| MW, EMCJ, EST, IEE-EMC [detail] | 2017-10-19 09:40 |
Akita | Yupopo | Comparison of Power Combining Methods in Power-amplifier-inserted Transversal Filter for EPWM Transmitters Yuto Tanaka, Yohtaro Umeda (TUS), Yusuke Kozawa (Ibaraki Univ.) EMCJ2017-32 MW2017-84 EST2017-47 |
This paper compares power-amplifier-inserted transversal filter (PAITF) with 180º hybrids and T-junctions for envelope p... [more] | EMCJ2017-32 MW2017-84 EST2017-47 pp.11-15 |
| NLP | 2017-05-11 11:25 |
Okayama | Okayama University of Science | Delta Sigma Domain LDPC Decoder Based on Min-Sum Algorithm Akiyoshi Yasuda, Hisato Fujisaka, Masaru Fukushima, Takeshi Kamio (Hiroshima City Univ.) NLP2017-5 |
Combination of interleaving and random error correction code is effective as a measure against burst error when power li... [more] | NLP2017-5 pp.23-27 |
| EA | 2016-07-08 13:40 |
Shizuoka | Yamaha, Toyooka Factory | A Method of Driving Multi-channel System by Using Multiplication Outputs with Random Signals Shigeto Takeoka (SIST) EA2016-16 |
In this paper, we will discuss about a multichannel drive method which plays an arbitrary number of individual signals, ... [more] | EA2016-16 pp.45-49 |
| SIP, RCS | 2015-01-22 11:30 |
Okayama | Okayama Univ. | FPGA Design of ANC-EPWM Transmitter Takashi Funabashi, Yuelin Ma, Yasushi Yamao (UEC) SIP2014-87 RCS2014-275 |
OFDM scheme is widely used for broadband mobile communications. Since it has high PAPR, it is difficult to amplify the O... [more] | SIP2014-87 RCS2014-275 pp.37-42 |
| MW, ED | 2015-01-16 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Digital Doherty Transmitter with Envelope ΔΣ Modulated Class-D GaN Amplifier for 800 MHz band Keiichi Motoi (NEC), Andreas Wentzel (FBH), Masaaki Tanio, Shinichi Hori, Makoto Hayakawa (NEC), Wolfgang Heinrich (FBH), Kazuaki Kunihiro (NEC) ED2014-131 MW2014-195 |
This paper presents a novel transmitter (Tx) architecture combining voltage-mode class-D power amplifiers (PAs) with an ... [more] | ED2014-131 MW2014-195 pp.83-88 |
| ICD, CPSY | 2014-12-01 12:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Invited Talk]
Time-to-Digital Converters with Delta-Sigma Modulation
-- Key Component of Time-Domain Analog Circuitry -- Haruo Kobayashi (Gunma Univ.) ICD2014-75 CPSY2014-87 |
This paper presents the research results of delta-sigma time-to-digital converters (TDCs) performed at the author’s labo... [more] | ICD2014-75 CPSY2014-87 pp.13-18 |
| ED | 2013-08-09 09:00 |
Toyama | University of Toyama | MEMS Microphones on InP Substrates for High Performance Digital Ultrasonic Sensors Shunya Fujino, Yuta Mizuno, Kazuhiro Takaoka, Masayuki Mori, Koichi Maezawa (Univ. of Toyama) ED2013-44 |
This paper describes the fabrication process of the MEMS microphones on InP substrates. The process is based on ozone as... [more] | ED2013-44 pp.33-36 |
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