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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP (2nd) |
2015-01-07 13:15 |
Overseas | PTIT, Ho Chi Minh City, Vietnam | [Tutorial Lecture]
A/D and D/A conversion for transceivers
-- on under/over sampling, spectrum distortion, and SNR -- Makoto Taromaru (Fukuoka Univ.) |
[more] | |
| SRW | 2014-12-17 16:30 |
Kanagawa | Keio University | Basic Characteristics of DS-SS System Spreading CPFSK with OQPSK
-- A Study on Envelope Fluctuation and Effect of Limiter for Demodulation with Frequency Discriminator -- Yusuke Akiyoshi, Makoto Taromaru, Mai Ohta (Fukuoka Univ.)  SRW2014-42 |
[more] | SRW2014-42 pp.39-42 |
| SR | 2014-10-30 13:00 |
Overseas | I2R, Singapore | [Poster Presentation]
A Study on Undesired Spectrum Detection Method with FFT Ryota Higashi, Mai Ohta (Fukuoka Univ.), Osamu Takyu (Sinshu Univ.), Takeo Fujii (Univ. of Electro-Comm.), Makoto Taromaru (Fukuoka Univ.) SR2014-65 |
The cognitive radio (CR) system utilizes a vacant spectrum (white space) in the coexistence environment with the existin... [more] | SR2014-65 pp.33-34 |
| SR | 2014-10-30 13:00 |
Overseas | I2R, Singapore | [Poster Presentation]
Prediction of Next ON/OFF State of Primary System by N-order Markov Chain Ryota Nakanishi, Mai Ohta, Makoto Taromaru (Fukuoka Univ.) SR2014-66 |
In this study, we propose a method that predicts the next ON/OFF state of a primary system (PS) by Nth-order Markov chai... [more] | SR2014-66 pp.35-36 |
| RCC, ASN, NS, RCS, SR (Joint) |
2014-08-01 09:50 |
Kyoto | Kyoto Terrsa | Adaptive Control Algorithm of Time-Frequency 2D AGC using Analogue Transversal Filter
-- Fundamental Study of Frequency Axis Dynamic Range Compression Control -- Naotoshi Yamasaki, Makoto Taromaru, Mai Ohta (Fukuoka Univ.) SR2014-58 |
Software defined radio (SDR) receivers A/D convert the multiple waves in the whole receivable band, and it can select an... [more] | SR2014-58 pp.203-207 |
| RCS | 2014-06-17 15:20 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Proposal of Time-Frequency 2D AGC using Analogue Transversal Filter
-- Fundamental Study on Tap Interval and Total Delay Time of Tapped Delay Line and Receiver Architecture -- Makoto Taromaru, Naotoshi Yamasaki, Mai Ohta (Fukuoka Univ.) RCS2014-51 |
We propose a receiver architecture using the "Two-dimensional AGC," that controls level of the received signals in the s... [more] | RCS2014-51 pp.109-112 |
| RCS, SR, SRW (Joint) |
2014-03-05 10:00 |
Tokyo | Waseda Univ. | Adaptive interval of information updating toward database for cognitive radio based on information reliability Mai Ohta (Fukuoka Univ.), Osamu Takyu (Shinshu Univ.), Takeo Fujii (UEC), Makoto Taromaru (Fukuoka Univ.) SR2013-119 |
In a cognitive radio system, a spectrum sensing is used as a technique for deciding a wireless environment instantly. In... [more] | SR2013-119 pp.157-162 |
| RCS, NS (Joint) |
2013-12-19 09:00 |
Kagawa | Sunport Hall Takamatsu | A Study on Optimization of Reciever Filter of Nallowband DS-CDM Transmission System Naoki Oyama, Makoto Taromaru (Fukuoka Univ.) RCS2013-223 |
Even when using spread spectrum (SS) modulation for a radio communication system, we have take into account the occupied... [more] | RCS2013-223 pp.101-105 |
| RCS | 2013-04-19 10:55 |
Okinawa | Ishigaki City Hall | RAKE Combining Reception Performance of Narrowband DS-SS Transmission in Fading Environment Ryota Nakanishi, Naoki Oyama, Makoto Taromaru (Fukuoka Univ.) RCS2013-16 |
When we communicate by radio with spread spectrum, it is necessary for us to make the bandwidth narrower not to affect t... [more] | RCS2013-16 pp.87-91 |
| RCS | 2013-04-19 11:20 |
Okinawa | Ishigaki City Hall | Evaluation on PAPR Performance of Nallowband DS-SS Transmission Using M-sequence to Spread Spectrum Code Naoki Oyama, Ryota Nakanishi, Makoto Taromaru (Fukuoka Univ.) RCS2013-17 |
Even if the transmission method is spread spreading communication, frequency band has to limit band witdh.We simulated b... [more] | RCS2013-17 pp.93-96 |
| MW | 2012-12-13 14:00 |
Yamanashi | Univ. of Yamanashi | A study on application of Class-E amplifier to EPWM transmitter Naoki Oyama, Makoto Taromaru (Fukuoka Univ.) MW2012-128 |
The PAE of Class-E/F such as switching-mode amplifiers is superior, but it is nonlinear. EPWM is one of the architectu... [more] |
MW2012-128 pp.7-12 |
| SR, AN, USN, RCS (Joint) |
2012-10-18 17:25 |
Fukuoka | Fukuoka univ. | [Special Invited Talk]
Progress of Radio Communication Technologies and Amature Radio
-- Historical Contributions and Future Roles -- Makoto Taromaru (Fukuoka Univ.) RCS2012-146 SR2012-66 AN2012-40 USN2012-43 |
This talk presents a review on amateur radio (or ham radio) concerning to the progress of radio communication. For th... [more] |
RCS2012-146 SR2012-66 AN2012-40 USN2012-43 pp.123-124(RCS), pp.181-182(SR), pp.93-94(AN), pp.87-88(USN) |
| SR, AN, USN, RCS (Joint) |
2012-10-19 15:55 |
Fukuoka | Fukuoka univ. | A study on nallowband DS-CDMA translation that applyed M-sequence to Spread Spectrum Code Naoki Oyama, Makoto Taromaru (Fukuoka Univ.), Takahiko Kishi RCS2012-157 |
Even when we communicate with spread spectrum, we have take into account occupide frequency bandwith. It have been stu... [more] |
RCS2012-157 pp.185-188 |
| RCS, NS (Joint) |
2011-07-22 11:45 |
Hokkaido | Asahikawa Civic Culture Hall | Fundamental Study on Drain Efficiency of EPWM Transmitter using Class-E_M Power Amplifier Naoki Oyama (Fukuoka Univ.), Hiroo Sekiya (Chiba Univ.), Tadashi Suetsugu, Makoto Taromaru (Fukuoka Univ.) RCS2011-101 |
Drain efficiency of EPWM (envelope pulse width modulation) transmitter composed of a class-E_M amplifier is evaluated by... [more] | RCS2011-101 pp.157-162 |
| SR | 2010-07-29 15:30 |
Kyoto | ATR (Kyoto) | [Invited Talk]
On Transceiver Architecture and Tunable Filter Technologies towards Software Defied Radio
-- Trends, Problems, and Prospect -- Makoto Taromaru (Fukuoka Univ.) SR2010-23 |
Transceiver architectures and tunable filter technologies towards SDR: software defined radio are discussed. For the ... [more] |
SR2010-23 pp.45-48 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-04 11:50 |
Kanagawa | YRP | Methods for WLAN frame identification between wideband sampling data and MAC frame monitoring data Tomohiro Miyasaka, Satoshi Tsukamoto, Kazuto Yano, Makoto Taromaru, Masazumi Ueba (ATR) SR2009-107 |
We propose two methods to realize precise time correction between two measurement data, wideband sampling data of WLAN s... [more] | SR2009-107 pp.111-116 |
| SR | 2010-01-21 13:50 |
Tokyo | Univ. of Electro-Communications | Impact of Receiver's Physical Configuration on White Space Occurrence in Multi-BSS/Multi-Channel Operation of WLAN Kazuto Yano, Makoto Taromaru, Masazumi Ueba (ATR) SR2009-80 |
Recently, dynamic spectrum access (DSA) system, which performs wireless communication over radio resources temporally-un... [more] | SR2009-80 pp.39-46 |
| SR | 2010-01-21 14:15 |
Tokyo | Univ. of Electro-Communications | Study of Data Transmission Procedure for Dynamic Spectrum Access System in ISM Band Yasuo Suzuki, Kazuto Yano, Makoto Taromaru, Masazumi Ueba (ATR) SR2009-81 |
In the dynamic spectrum access system, it is necessary to decide the data transmission frequency from channel sensing re... [more] | SR2009-81 pp.47-51 |
| RCS | 2009-10-15 11:30 |
Kyoto | ATR | Suppression of asynchronous inter-system interference in the overlay transmission system Kilsoo Jeong, Kazuto Yano, Makoto Taromaru (ATR) RCS2009-112 |
This paper proposes an asynchronous inter-system interference cancellation method for the overlay transmission system on... [more] | RCS2009-112 pp.13-18 |
| RCS | 2009-10-15 16:10 |
Kyoto | ATR | [Invited Talk]
Utility and Problem by Using Switching in Radio and Antenna Systems Makoto Taromaru (ATR) RCS2009-120 |
With the advance of power semiconductor devices, power electronics technologies using such switching devices have been s... [more] | RCS2009-120 pp.61-64 |
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