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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MW | 2022-03-03 10:15 |
Online | Online | Applicability of Phase Modulation Scheme for Wireless Power Transmission System to Simultaneously Deliver Power and Signals Takuro Ito, Masashi Nakatsugawa (NIT, Hakodate College), Shinji Abe, Takashi Ohira (TUT)  MW2021-114 |
IoT and 5G systems are being introduced in the world. Wireless power transmission with information can further expand th... [more] | MW2021-114 pp.18-23 |
| PN | 2022-03-02 08:30 |
Online | Online | 40 Gbps Photonic Digital-to-Analog Conversion Using Frequency Chirp in a Semiconductor Optical Amplifier Masaki Sagara, Tetsuyuki Ito, Motoharu Matsuura (Univ. of Electro-Commun.) PN2021-66 |
In semiconductor optical amplifiers (SOAs), when an optical signal is amplified, frequency chirp is induced at the leadi... [more] | PN2021-66 pp.71-75 |
| PN | 2022-03-02 08:50 |
Online | Online | All-Optical Logic Gates Using Frequency Chirp in a Semiconductor Optical Amplifier Junichi Tsuda, Masaki Sagara, Taishi Takemoto, Motoharu Matsuura (Univ. of Electro-Commun) PN2021-67 |
Recently, with the demand for high-speed network, all-optical logic gate is an essential function for sup- porting high-... [more] | PN2021-67 pp.76-79 |
| EMM | 2022-01-27 14:35 |
Online | Online | Auditory Representation of Speech Signals Using a Matching Pursuit Algorithm and Sparse Coding Dung Kim Tran, Masashi Unoki (JAIST) EMM2021-87 |
Speech signals are the natural carrier of information such as linguistic, speaker individuality, and emotions, etc. Ther... [more] | EMM2021-87 pp.19-24 |
| WBS, RCC, ITS | 2021-12-13 09:00 |
Online | Online | [Poster Presentation]
Experimental study on Micro-Doppler Characteristics of Drones using a Millimeter-wave Fast Chirp Modulation Radar Masashi Kurosaki, Ryohei Nakamura, Hisaya Hadama (NDA) WBS2021-41 ITS2021-15 RCC2021-48 |
In recent years, the rapid development and spread of drones has attracted attention in a variety of fields, military, ag... [more] | WBS2021-41 ITS2021-15 RCC2021-48 pp.40-44 |
| SANE | 2021-08-26 15:25 |
Online | Online | Accelerating Target Detection Based on Atomic Norm Minimization Akira Kakitani, Kentaro Isoda, Kei Suwa, Ryuhei Takahashi (Mitsubishi Electric) SANE2021-25 |
We propose a method to detect the chirp signal, which is a target echo, by atomic norm minimization, assuming that the r... [more] | SANE2021-25 pp.16-21 |
| OFT | 2021-05-14 13:45 |
Online | Online | BER performance improvement of ultrahigh-speed coherent Nyquist pulse transmission using low-nonlinearity, dispersion-compensated transmission line with chirped FBG and LCoS Kosuke Kimura, Masato Yoshida, Keisuke Kasai, Toshihiko Hirooka, Masataka Nakazawa (Tohoku Univ.) OFT2021-7 |
We demonstrate a low-nonlinearity, dispersion-compensated transmission line composed of a chirped FBG and an LCoS device... [more] | OFT2021-7 pp.27-30 |
| RCS | 2021-04-22 15:35 |
Online | Online | Pilotless Multipath Equalization for Chirp Spread Non-coherent FSK Yuta Hori, Masatsugu Higashinaka, Hiroshi Aruga (MELCO) RCS2021-8 |
In low power wide area (LPWA) systems such as LoRaWAN (Long Range Wide Area Network), a combination of frequency shift k... [more] | RCS2021-8 pp.30-35 |
| PN | 2021-03-01 17:50 |
Online | Online | [Invited Lecture]
20 Gbps Photonic Digital to Analog Conversion Using Frequency Chirp in a SOA Masaki Sagara, Takuya Okada, Wang Rui, Junichi Tsuda, Motoharu Matsuura (Univ. of Electro-Commun.) PN2020-49 |
In semiconductor optical amplifiers (SOAs), when an optical signal is amplified, the frequency chirp is induced at the l... [more] | PN2020-49 pp.46-50 |
| SANE | 2021-01-28 15:45 |
Online | Online | A Proposal of an Advanced Chirp Sequence Radar using Narrowband Interference Canceller Daiki Ammen, Masahiro Umehira, Xiaoyan Wang, Shigeki Takeda (Ibaraki Univ.) SANE2020-43 |
A chirp sequence radar is promising for automotive applications for an automated driving car and advanced driver assista... [more] | SANE2020-43 pp.32-37 |
| PN | 2020-08-24 10:05 |
Online | Online | 4-bit Photonic Digital-to-Analog Conversion Using a Frequency Chirp in a Semiconductor Optical Amplifier Masaki Sagara, Takuya Okada, Wang Rui, Motoharu Matsuura (Univ. of Electro-Commun.) PN2020-13 |
In semiconductor optical amplifiers (SOAs), when an optical signal is amplified, the frequency chirp is induced at the l... [more] | PN2020-13 pp.1-5 |
| PN | 2020-03-03 11:25 |
Kagoshima | (Cancelled but technical report was issued) |
Photonic digital-to-analog and analog-to-digital conversion based on frequency chirp in SOAs Takuya Okada, Wang Rui, Masaki Sagara, Motoharu Matsuura (UEC) PN2019-66 |
Frequency chirp is a unique phenomenon in semiconductor optical amplifiers (SOAs), and provides intensity-to-frequency c... [more] | PN2019-66 pp.81-85 |
| SP, EA, SIP | 2020-03-03 09:00 |
Okinawa | Okinawa Industry Support Center (Cancelled but technical report was issued) |
[Poster Presentation]
Study on method for calculating loudness of stationary sound using auditory filterbank Takuto Isoyama, Shunsuke Kidani, Masashi Unoki (JAIST) EA2019-148 SIP2019-150 SP2019-97 |
A time-domain loudness model is necessary to calculate sound quality metrics such as roughness and fluctuation strength.... [more] | EA2019-148 SIP2019-150 SP2019-97 pp.273-278 |
| SAT, SANE (Joint) |
2020-02-19 10:00 |
Okinawa | Multi-bit Δ-Σ Modulator Based DSP Transceiver for High Dynamic Range Chirp Radar System Tomoki Abe, Yamao Yasushi (UEC) SANE2019-97 |
This paper proposes a novel digital signal processing (DSP) radar transceiver that consists of a multi-bit quadrature Δ-... [more] | SANE2019-97 pp.1-6 |
|
| IT, SIP, RCS | 2020-01-23 11:15 |
Hiroshima | Hiroshima City Youth Center | A Novel Code Acquisition Scheme Using Multiple Chirp Signals Robust to Initial Frequency Offset Megumi Fukuma, Masatsugu Higashinaka, Nakamura Ryosuke, Hiroshi Aruga (Mitsubishi Electric Corp.) IT2019-46 SIP2019-59 RCS2019-276 |
We propose a novel code acquisition scheme for Direct Sequence Spread Spectrum (DS-SS) robust to initial frequency offse... [more] | IT2019-46 SIP2019-59 RCS2019-276 pp.63-68 |
| SANE | 2019-11-29 13:05 |
Osaka | OIT UMEDA Campus | Range Walk and Doppler Frequency Tolerant Frequency Division MIMO Radar Satoshi Kageme, Kazuaki Maniwa, Kei Suwa (Mitsubishi Electric Corp.) SANE2019-81 |
MIMO(Multi Input Multi Output) radar may significantly improve the radar performance on a number aspects by using multip... [more] | SANE2019-81 pp.61-66 |
| RISING (2nd) |
2019-11-26 10:30 |
Tokyo | Fukutake Learning Theater, Hongo Campus, Univ. Tokyo | [Poster Presentation]
Photonic Analog-to-Digital and Digital-to-Analog Conversion Using Semiconductor Optical Amplifiers Takuya Okada, Ryuichi Kobayashi, Wang Rui, Masaki Sagara, Motoharu Matsuura (UEC) |
Frequency chirp is a unique phenomenon in semiconductor optical amplifiers (SOAs), and provides intensity-to-frequency c... [more] | |
| OFT | 2019-05-16 14:00 |
Osaka | Ｉ-site NANBA | [Poster Presentation]
Photonic Digital-to-Analog Conversion Using Frequency Chirp in a Quantum-Dot Semiconductor Optical Amplifier Takuya Okada, Ryuichi Kobayashi, Motoharu Matsuura (UEC) OFT2019-6 |
In this work, we propose a photonic digital-to-analog conversion (PDAC) based on frequency chirp using a SOA and followi... [more] | OFT2019-6 pp.25-28 |
| EA, SIP, SP | 2019-03-15 15:15 |
Nagasaki | i+Land nagasaki (Nagasaki-shi) | A Basic Study on Azimuth Estimation Model of Sound Image in Car Cabin by Using a Gammachirp Auditory Filterbank Koji Sakamoto (Denso Ten Technology), Masashi Nakamura, Masanobu Maeda (Denso Ten) EA2018-159 SIP2018-165 SP2018-121 |
Accuracy verification of azimuth estimation of sound image was performed by applying the frequency domain binaural model... [more] | EA2018-159 SIP2018-165 SP2018-121 pp.353-358 |
| EMM | 2019-03-13 15:15 |
Okinawa | TBD | [Poster Presentation]
Study on inaudible audio information hiding using linear-time variant IIR filter based on cochlear delay characteristics Candy Olivia Mawalim, Masashi Unoki (JAIST) EMM2018-108 |
In this paper, an inaudible audio information hiding based on cochlear delay (CD) characteristics is developed by using ... [more] | EMM2018-108 pp.89-94 |
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