Development of a TDM/FDM Transmultiplexer. - Fumio Takahata; Yasuo Hirata; Akira Ogawa; Kazunori Inagaki (IEEE Trans. Commun., 1978)

A Digital 60 Channel Transmultiplexer: Algorithm Minimizing Multiplication Rate and Hardware Implementation. - Fumio Takahata; Kazunori Inagaki; Yasuo Hirata; Akira Ogawa (IEEE Trans. Commun., 1982)

International Connection of Plesiochronous Networks via TDMA Satellite Link. - Kazunori Inagaki; Yasuo Hirata; Fumio Takahata; Akira Ogawa; Kunihiko Niwa (IEEE J. Sel. Areas Commun., 1983)

Operation Modes for Cooperating with Autonomous Functions in Intelligent Teleoperation Systems. - Yasuyoshi Yokokohji; Akira Ogawa; Hitoshi Hasunuma; Tsuneo Yoshikawa (ICRA (3), 1993)

Near-far problem on hybrid direct-sequence/slow-frequency-hopping spread-spectrum multiple-access. - Takaya Yamazato; Yasuhiko Shinkaji; Masaaki Katayama; Akira Ogawa (PIMRC, 1994)

A novel spread slotted Aloha system with channel load sensing protocol. - Kiyoshi Toshimitsu; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (IEEE J. Sel. Areas Commun., 1994)

A preliminary study of a multimedia SSMA system considering the interactions between the signals. - Motohiro Ichiba; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (PIMRC, 1995)

Coordinate-by-coordinate interleaved trellis coded QPSK with T-algorithm on Rayleigh fading channels. - Hiroki Nakamura; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (PIMRC, 1995)

A new block demodulator for DS/SS signal with carrier frequency offset. - Shinji Okuda; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (PIMRC, 1995)

Performance of an Integrated Voice/Data System in Nonuniform Traffic Low Earth-Orbit Satellite Communication Systems. - Abbas Jamalipour; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (IEEE J. Sel. Areas Commun., 1995)

The DS/CDMA system using transmission diversity for indoor wireless communications. - Koichiro Ban; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (PIMRC, 1996)

The performance of CDMA system using π/4-shift QPSK and π/2-shift BPSK with the nonlinearity of HPA. - Kumud Kashyap; Tadahiro Wada; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (PIMRC, 1996)

Throughput improvement of CDMA slotted ALOHA system by modified channel load sensing protocol. - Masato Saito; Hiraku Okada; Takahide Sato; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (PIMRC, 1996)

A modified power control scheme for remedying the effects of traffic nonuniformity in LEO satellite communications systems. - Abbas Jamalipour; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (Int. J. Wirel. Inf. Networks, 1996)

Transmit Permission Control on Spread ALOHA Packets in LEO Satellite Systems. - Abbas Jamalipour; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (IEEE J. Sel. Areas Commun., 1996)

Throughput analysis of DS/SSMA unslotted ALOHA system with fixed packet length. - Takahide Sato; Hiraku Okada; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (IEEE J. Sel. Areas Commun., 1996)

Simultaneous estimation of code and frequency of DS/SS signals of multiple-LEO-satellite communication systems. - Mihoko Ishizu; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (PIMRC, 1997)

Traffic characteristics of LEOS-based global personal communications networks. - Abbas Jamalipour; Masaaki Katayama; Akira Ogawa (IEEE Commun. Mag., 1997)

Packet Admission Control in a Direct-Sequence Spread-Spectrum LEO Satellite Communications Network. - Abbas Jamalipour; Akira Ogawa (IEEE J. Sel. Areas Commun., 1997)

Variable Classification Technique and Application to the Year 2000 Problem. - Keiko Kawabe; Akihiko Matsuo; Sanya Uehara; Akira Ogawa (CSMR, 1998)

Queueing analysis of CDMA slotted ALOHA systems with finite buffer and finite population assumptions. - Hiraku Okada; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (ICC, 1998)

Problems of implementing adaptive array antennas in CDMA systems. - Akihito Morimoto; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (PIMRC, 1998)

Interactive Variable Classification Technique to Support the Maintenance of COBOL Business Application Systems. - Keiko Kawabe; Akihiko Matsuo; Sanya Uehara; Akira Ogawa (APSEC, 1999)

A new acquisition scheme of a DS/SS signal with transmit and receive antenna diversity. - Y. Ikai; Masaaki Katayama; Takaya Yamazato; Akira Ogawa (ICC, 1999)

Throughput improvement of a dual-class multi-code CDMA ALOHA system with modified channel load sensing protocol. - A. Sandouk; Hiraku Okada; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (ICC, 1999)

Efficient channel parameter estimators for DS-CDMA systems in slow time-varying channels using a modified version of the SAGE algorithm. - Youssef R. Senhaji; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (GLOBECOM, 2000)

Multi-Rate Traffic Accommodation Using Multicode Transmission in CDMA Cellular Systems. - Kohji Takeo; Shinichi Sato; Akira Ogawa (ICC (1), 2000)

OFDM systems with multiple trellis coded modulation. - Masaaki Harada; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (PIMRC, 2000)

Transmission power control for downlinks in CDMA/shared-TDD cellular packet systems. - Kazuo Mori; Takehiko Kobayashi; Takaya Yamazato; Akira Ogawa (PIMRC, 2000)

Application of MMSE multi-user detection to CDMA unslotted ALOHA system. - Hiraku Okada; Peter M. Grant; Ian W. Band; Akira Ogawa (PIMRC, 2000)

Throughput evaluation in CDMA/shared-TDD packet systems in a cellular environment. - Kazuo Mori; Takehiko Kobayashi; Takaya Yamazato; Akira Ogawa (WCNC, 2000)

A new packet detection scheme in CDMA unslotted ALOHA system with successive interference cancellation. - Yukihiro Tadokoro; Hiraku Okada; Takaya Yamazato; Masaaki Katayama; Akira Ogawa (GLOBECOM, 2001)

Comparison of CDMA and FDMA/TDMA in non-GEO satellite systems. - Naoki Ichikawa; Masaaki Katayama; Hiraku Okada; Takaya Yamazato; Akira Ogawa (ICC, 2001)

A design of source matched MAP receiver for image transmission. - Satoshi Makido; Takaya Yamazato; Hiraku Okada; Masaaki Katayama; Akira Ogawa (ISCAS (4), 2001)

An adaptive antenna selection scheme for transmit diversity in OFDM systems. - Hui Shi; Masaaki Katayama; Takaya Yamazato; Hiraku Okada; Akira Ogawa (VTC Fall, 2001)

Activation in the Ipsilateral Posterior Parietal Cortex during Tool Use: A PET Study. - Kentaro Inoue; Ryuta Kawashima; Motoaki Sugiura; Akira Ogawa; Thorsten Schormann; Karl Zilles; Hiroshi Fukuda (NeuroImage, 2001)

A Symbol Synchronizer for Multi-Carrier Spread-Spectrum Systems. - Shigetaka Goto; Akira Ogawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2002)

Construction of the three-dimensional brain tumor model for the operative treatment simulation by 3-D active sphere. - Shunrou Fujiwara; Akio Doi; Kouichi Matsuda; Masashi Kameda; Takashi Inoue; Akira Ogawa (Image-Guided Procedures, 2003)

Performance Improvement for Coded OFDM Systems with Adaptive Interleaving in Frequency Selective Fading Channel. - Masaaki Harada; Takaya Yamazato; Hiraku Okada; Masaaki Katayama; Akira Ogawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2003)

A simple data relay process and turbo code application to wireless sensor networks. - Takaya Yamazato; Hiraku Okada; Masaaki Katayama; Akira Ogawa (ISWCS, 2004)

Special Section on Information Theory and Its Applications. - Akira Ogawa (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2005)

Cross-Lingual Retrieval of Identical News Events by Near-Duplicate Video Segment Detection. - Akira Ogawa; Tomokazu Takahashi; Ichiro Ide; Hiroshi Murase (MMM, 2008)

Development and evaluation of a scheme for detecting multiple approaching vehicles through acoustic sensing. - Kensaku Asahi; Hideki Banno; Osami Yamamoto; Akira Ogawa; Keiichi Yamada (Intelligent Vehicles Symposium, 2011)

Randomized strategy equilibrium in the action commitment game with costs of leading. - Toshihiro Matsumura; Takeshi Murooka; Akira Ogawa (Oper. Res. Lett., 2011)

Segmentation of Multi-State Compound Waveform and Extraction of Features for Anomaly Detection. - Topon Kumar Paul; Takeichiro Nishikawa; Shigeru Maya; Akihiro Itakura; Toshihide Kawachi; Akira Ogawa; Hiroshi Yokota (ICMLA, 2020)