Tadashi Takagi

Publication Activity (10 Years)

Years Active: 1996-2019
Publications (10 Years): 4

Top Topics

Selection Scheme

Spectral Domain

Affine Invariance

Location Information

Top Venues

IEICE Trans. Electron.

Publications

Suguru Kameda, Akinori Taira, Yuji Miyake, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Evaluation of Synchronized SS-CDMA for QZSS Safety Confirmation System. IEEE Trans. Veh. Technol. 68 (5) (2019)
Hideki Fukudome, Kohei Akimoto, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Modeling indoor-outdoor propagation in wooden residential area at 2.5 GHz and 3.5 GHz bands. ICNC (2017)
Kei Ohya, Tomohide Takahashi, Suguru Kameda, Hiroshi Oguma, Akinori Taira, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Efficient random access control scheme with reservation channel for QZSS short message SS-CDMA communication. WCNC (2016)
Kei Ohya, Suguru Kameda, Hiroshi Oguma, Akinori Taira, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Experimental evaluation of timing synchronization accuracy for QZSS short message synchronized SS-CDMA communication. PIMRC (2016)
Kohei Akimoto, Suguru Kameda, Akinori Taira, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Location-based virtual sector method for interference control in WLAN multicell environment. ICTC (2015)
Daliso Banda, Mizuki Motoyoshi, Tomokazu Koizumi, Osamu Wada, Tuan Thanh Ta, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Direct RF Under Sampling Receiver for Multi Channel Satellite Systems. IEICE Trans. Electron. (7) (2015)
Junpei Kuboniwa, Yuji Miyake, Suguru Kameda, Akinori Taira, Hiroshi Oguma, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
High efficient network selection scheme using location information for heterogeneous wireless system. WCNC Workshops (2015)
Yuya Suzuki, Satoshi Yoshida, Suguru Kameda, Noriharu Suematsu, Akinori Taira, Tadashi Takagi, Kazuo Tsubouchi
Hetero-plane beam synthesis using 60 GHz band 3-D phased array antenna module. RWS (2014)
Junpei Kuboniwa, Yuji Miyake, Suguru Kameda, Akinori Taira, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
A novel cell selection scheme using positioning information for heterogeneous wireless system. PIMRC (2014)
Minzhi Huang, Yuji Miyake, Suguru Kameda, Akinori Taira, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
A proposal of WLAN control scheme using separated channel. PIMRC (2014)
Suguru Kameda, Hiroshi Oguma, Noboru Izuka, Yasuyoshi Asano, Yoshiharu Yamazaki, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Measured Downlink Throughput Performance of MBWA System in Urban Area. IEICE Trans. Commun. (1) (2013)
Tomohide Takahashi, Yuji Miyake, Fumihiro Yamagata, Hiroshi Oguma, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Large-capacity QZSS location and short message system using Frame Slotted ALOHA with Flag Method. PIMRC (2013)
Tuan Thanh Ta, Shoichi Tanifuji, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
A Calibrationless Si-CMOS 5-bit Baseband Phase Shifter Using a Fixed-Gain-Amplifier Matrix. IEICE Trans. Electron. (10) (2013)
Yuji Miyake, Kazuhiro Komatsu, Hiroshi Oguma, Noboru Izuka, Suguru Kameda, Makoto Iwata, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
ASIC implementation of multimode frequency domain equalizer for heterogeneous wireless system. PIMRC (2013)
Satoshi Yoshida, Shoichi Tanifuji, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
60-GHz Band Copper Ball Vertical Interconnection for MMW 3-D System-in-Package Front-End Modules. IEICE Trans. Electron. (7) (2012)
Suguru Kameda, Hiroshi Oguma, Noboru Izuka, Fumihiro Yamagata, Yasuyoshi Asano, Yoshiharu Yamazaki, Shoichi Tanifuji, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Proposal of Heterogeneous Wireless Network with Handover in Application Layer: Feasibility Study Based on Field Trial Results. IEICE Trans. Commun. (4) (2012)
Yuji Miyake, Fumihiro Yamagata, Hiroshi Oguma, Noboru Izuka, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Hybrid single-carrier and multi-carrier system: Evaluation of throughput with inter-cell interference. PIMRC (2012)
Noriharu Suematsu, Satoshi Yoshida, Shoichi Tanifuji, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi
A 60 GHz-Band 3-Dimensional System-in-Package Transmitter Module with Integrated Antenna. IEICE Trans. Electron. (7) (2012)
Suguru Kameda, Hiroshi Oguma, Noboru Izuka, Yasuyoshi Asano, Yoshiharu Yamazaki, Kazuhiro Komatsu, Shoichi Tanifuji, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Coverage estimation of uplink 64 QAM signal up to 20 MHz bandwidth based on field trial results: coverage issue of broadband uplink signal. WPMC (2011)
Suguru Kameda, Hiroshi Oguma, Noboru Izuka, Fumihiro Yamagata, Yasuyoshi Asano, Yoshiharu Yamazaki, Shoichi Tanifuji, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Proposal of heterogeneous wireless communication network with soft handover in application layer: Feasibility study based on field trial results. CrownCom (2011)
Yuji Miyake, Kazumasa Kobayashi, Kazuhiro Komatsu, Shoichi Tanifuji, Hiroshi Oguma, Noboru Izuka, Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi
Hybrid single-carrier and multi-carrier system: Widening uplink coverage with optimally selecting SDM or join FDE/antenna diversity. WPMC (2011)
Hiroshi Oguma, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi, Noboru Izuka, Yasuyoshi Asano, Yoshiharu Yamazaki
Coverage Estimation of Uplink 16 QAM Signal up to 20 MHz Bandwidth Based on Field Trial Results of FH-OFDMA System. WCNC (2010)
Tuan Thanh Ta, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi
A 5 GHz Band Low Noise and Wide Tuning Range Si-CMOS VCO with a Novel Varactors Pair Circuit. IEICE Trans. Electron. (6) (2010)
Shoichi Tanifuji, Tuan Thanh Ta, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi
5GHz band low phase noise Si-CMOS oscillator using FBAR. IEICE Electron. Express 7 (3) (2010)
Shunsuke Tomita, Yuji Miyake, Ikuro Kashiwamura, Kazuhiro Komatsu, Ngoc Hao Tran, Hiroshi Oguma, Noboru Izuka, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi
Hybrid single-carrier and multi-carrier system: Improving uplink throughput with optimally switching modulation. PIMRC (2010)
Hiroshi Oguma, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi, Noboru Izuka, Yasuyoshi Asano, Yoshiharu Yamazaki
Uplink throughput performance of FH-OFDMA improved by 16 QAM: Effect estimation and validation in MBWA system field trial. PIMRC (2009)
Ikuro Kashiwamura, Shunsuke Tomita, Kazuhiro Komatsu, Ngoc Hao Tran, Hiroshi Oguma, Noboru Izuka, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi
Investigation on single-carrier and multi-carrier hybrid system for uplink. PIMRC (2009)
Valentin Gheorghiu, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi, Fumiyuki Adachi
Implementation of Single Carrier Packet Transmission with Frequency Domain Equalization. VTC Fall (2008)
Kazuya Shimoyama, Satoshi Yoshida, Tuan Thanh Ta, Keisuke Matsuzaki, Hiroshi Oguma, Suguru Kameda, Hiroyuki Nakase, Tadashi Takagi, Kazuo Tsubouchi
5GHz Si-CMOS differential power amplifier module with directly connected dipole antenna. IEICE Electron. Express 5 (7) (2008)
Hiroyuki Nakase, Hiroshi Oguma, Suguru Kameda, Tadashi Takagi, Kazuo Tsubouchi, Mari Ochiai, Yukimasa Nagai, Akinori Fujimura, Yoji Isota
Improvement of bit error rate using channel interleaving for channel binding WLAN prototype. PIMRC (2008)
Shoichi Oshima, Goro Mori, Hiroshi Oguma, Suguru Kameda, Hiroyuki Nakase, Tadashi Takagi, Kazuo Tsubouchi
The 60GHz Band Multi-Carrier Wireless System for 2Gbps Transmission with Constant Envelope Modulation. PIMRC (2007)
Kenichi Horiguchi, Satoru Ishizaka, Masatoshi Nakayama, Ryoji Hayashi, Yoji Isota, Tadashi Takagi
Efficiency Enhancement of a Digital Predistortion Doherty Amplifier Transmitter Using a Virtual Open Stub Technique. IEICE Trans. Electron. (9) (2007)
Suguru Kameda, Satoru Fukuyo, Atsuyoshi Yamaguchi, Hiroshi Oguma, Hiroyuki Nakase, Tadashi Takagi, Kazuo Tsubouchi
Evaluation of High-Speed and Large-Capacity RFID Inventory Method using 1-Bit Flag. PIMRC (2007)
Mitsuhiro Shimozawa, Kenichi Maeda, Eiji Taniguchi, Keiichi Sadahiro, Takayuki Ikushima, Tamotsu Nishino, Noriharu Suematsu, Kenji Itoh, Yoji Isota, Tadashi Takagi
An Even Harmonic Quadrature Mixer with a Simple Filter Configuration and an Integrated LTCC Module for W-CDMA Direct Conversion Receiver. IEICE Trans. Electron. (4) (2006)
Suguru Kameda, Atsuyoshi Yamaguchi, Satoru Fukuyo, Hiroshi Oguma, Hiroyuki Nakase, Tadashi Takagi, Kazuo Tsubouchi
High-Speed and Large-Capacity RFID Inventory Method Using 1-Bit Flag. ISWCS (2006)
Kenji Kawakami, Hiroshi Ikematsu, Koichi Matsuo, Naohisa Uehara, Moriyasu Miyazaki, Tadashi Takagi
A Millimeter-Wave Pulse Transmitter with a Harmonic Mixer. IEICE Trans. Electron. (10) (2005)
Akira Ohta, Norio Higashisaka, Tetsuya Heima, Takayuki Hisaka, Hirofumi Nakano, Ryuji Ohmura, Tadashi Takagi, Noriyuki Tanino
A 12-ps-resolution digital variable-delay macro cell on GaAs 100 K-gates gate array using a meshed air bridge structure. IEEE J. Solid State Circuits 34 (1) (1999)
Kazuya Yamamoto, Kosei Maemura, Nobuyuki Kasai, Yutaka Yoshii, Yukio Miyazaki, Masatoshi Nakayama, Noriko Ogata, Tadashi Takagi, Mutsuyuki Otsubo
A single-chip GaAs RF transceiver for 1.9-GHz digital mobile communication systems. IEEE J. Solid State Circuits 31 (12) (1996)