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Research Output

60GHz Monolithic LTCC Module for Wireless Communication Systems

Seki, T., Nishikawa, K. & Kubota, S., 2007 Sep 1, In : URSI First International Symposium on Radio Systems and Space Plasma. p. 63-66

Research output: Contribution to journalArticle

8 Citations (Scopus)

Accretion Disk Spectra of Ultraluminous X-ray Sources in Nearby Spiral Galaxies and Galactic Superluminal Jet

Ebisawa, K., Zycki, P., Kubota, A., Mizuno, T. & Watarai, K., 2003 Nov 10, In : The Astrophysical Journal. 597, p. 780-797

Research output: Contribution to journalArticle

73 Citations (Scopus)

A coded vsb-qpsk transmission scheme for digital satellite communications in co-channel interference environments

Sugiyama, T., Kubota, S., Morikura, M. & Kato, S., 1996 Dec 1, In : IEEE Transactions on Aerospace and Electronic Systems. 32, 3, p. 1174-1181 8 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

A Compact Spectrum and Interference-resistant Digital Video Transmission System

Kubota, S., Morikura, M., Enomoto, K. & Kato, S., 1989 Nov 1, In : IEEE International Conference on Global Communications (Globecom'89).

Research output: Contribution to journalArticle

3 Citations (Scopus)

Advanced Technologies for Broadband Wireless Access Services

Kubota, S., 2004 May 1, In : Default journal.

Research output: Contribution to journalArticle

A Feature Extraction Technique for Fading Channels to Achieve Automatic Modulation Recognition that Employs the Nearest Neigbor Rule

Yoshioka, H., Shirato, Y., Nakatsugawa, M. & Kubota, S., 2001 Jan 1, In : URSI AP-RASC01.

Research output: Contribution to journalArticle

11 Citations (Scopus)

A half-chip offset QPSK modulation CDMA scheme employing differential detection for advanced wireless LAN systems

Sugiyama, T., Mizoguchi, M. & Kubota, S., 1996 Jan 1, In : IEICE Transactions on Communications. E79-B, 5, p. 693-700 8 p.

Research output: Contribution to journalArticle

A High-accuracy Pedestrian Positioning Information System using Pico Cell Techniques

Shibuya, A., Nakatsugawa, M., Kubota, S. & Ogawa, T., 2000 May 1, In : IEEE International Conference on Vehicle Technology (VTC'2000-S).

Research output: Contribution to journalArticle

3 Citations (Scopus)

A High Efficient and Interference Resistant Half-Chip Offset QPSK-CDMA Scheme for Wireless LAN Systems

Sugiyama, T., Mizoguchi, M., Kubota, S. & Kato, S., 1995 Nov 1, In : IEEE International Conference on Global Communications (Globecom'95). p. 2166-2170

Research output: Contribution to journalArticle

A High-Quality and Low Power Consumption Modem LSIC for Personal Handy Phone System

Mizoguchi, M., Matsumoto, Y., Sakata, T., Kubota, S. & Kato, S., 1994 Nov 1, In : International Workshop on Multi-Dimensional Mobile Communications (MDMC'94). p. 39-42

Research output: Contribution to journalArticle

A High-speed and High-coding-gain Viterbi Decoder LSI with Low Power Consumption Employing SST Scheme

Kubota, S., Ohtani, K. & Kato, S., 1986 Apr 1, In : IEE Electronics letters.

Research output: Contribution to journalArticle

A high speed QPSK/OQPSK digital burst modem for LSIC implementation

Seki, K., Matsumoto, Y., Kobayashi, K., Sakata, T., Morikura, M., Kubota, S. & Kato, S., 1992 Jan 1, GLOBECOM 1992 - Communication for Global Users: IEEE Global Telecommunications Conference. Institute of Electrical and Electronics Engineers Inc., p. 422-426 5 p. 276540. (GLOBECOM 1992 - Communication for Global Users: IEEE Global Telecommunications Conference).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

A High Speed QPSK/OQPSK Digital Burst Modem for LSIC Implementation

Seki, K., Matsumoto, Y., Kobayashi, K., Sakata, T., Morikura, M., Kubota, S. & Kato, S., 1992 Dec 1, In : IEEE International Conference on Global Communications (Globecom'92). p. 422-426

Research output: Contribution to journalArticle

A low power demodulator LSIC for personal communications: High performance coherent detection demodulator

Matsumoto, Y., Kubota, S. & Kato, S., 1994 Jan 1, Wireless Networks - Catching the Mobile Future: 5th IEEE Intemational Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC 1994 - Proceedings. Arnbak, J. C., Prasad, R. & Weber, J. H. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 476-480 5 p. 529135. (IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC; vol. 2).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

An effective data transmission control method for mobile terminals in spot communication systems

Yoshioka, H., Nakatsugawa, M. & Kubota, S., 2000 Jan 1, In : IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences. E82-A, 7, p. 1328-1337 10 p.

Research output: Contribution to journalArticle

5 Citations (Scopus)

An Efficient and Effective Layer Ordering Rule for Spartial Multiplexing Systems

Jiang, J., Asai, A. & Kubota, K., 2007 Sep 1, In : Default journal.

Research output: Contribution to journalArticle

A New Carrier Recovery Circuit for Land Mobile Satellite Communication

Kobayashi, K., Sakai, T., Kubota, S., Morikura, M. & Kato, S., 1992 Oct, In : IEEE Journal on Selected Areas in Communications. 10, 8, p. 1306-1314 9 p.

Research output: Contribution to journalArticle

3 Citations (Scopus)
1 Citation (Scopus)

A new user selection measure in Block Diagonalization algorithm for multiuser MIMO systems

Kudo, R., Takatori, Y., Nishimori, K., Ohta, A., Kubota, S. & Mizoguchi, M., 2009 Oct, In : IEICE Transactions on Communications. E92-B, 10, p. 3206-3218 13 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

An FFT interference detection scheme for interference suppression in digital satellite communication systems

Sugiyama, T., Suzuki, M. & Kubota, S., 1997 Jan 1, In : IEICE Transactions on Communications. E80-B, 9, p. 1352-1362 11 p.

Research output: Contribution to journalArticle

An integrated interference suppression scheme with an adaptive equalizer for digital satellite communication systems

Sugiyama, T., Suzuki, M. & Kubota, S., 1996 Jan 1, In : IEICE Transactions on Communications. E79-B, 2, p. 191-196 6 p.

Research output: Contribution to journalArticle

13 Citations (Scopus)

Another Interpretation of the Power-law type Spectrum of an Ultralunminous Compact X-ray Source in IC 342

Kubota, A., Done, C. & Makishima, K., 2002 Dec 1, In : Monthly Notices of the Royal Astronomical Society. 337, p. L11-L15

Research output: Contribution to journalArticle

A novel detection scheme for MIMO spatial multiplexing systems with partial lattice reduction

Jiang, W., Asai, Y. & Kubota, S., 2009 Dec 1, 2009 IEEE 20th Personal, Indoor and Mobile Radio Communications Symposium, PIMRC 2009. 5449907. (IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Antenna Selection Method for Terminal Antennas Employing Orthogonal Polarization and Patterns in Outdooe Multiuser MIMO System

Honma, H., Kudo, K., Nishimori, N., Takatori, T., Ohta, O. & Kubota, K., 2008 Jun 1, In : IEICE Transactions on Communications. E91-B, p. 1752-1759

Research output: Contribution to journalArticle

6 Citations (Scopus)

Antenna selection method for terminal antennas employing orthogonal polarizations and patterns in outdoor MultiUser MIMO system

Honma, N., Kudo, R., Nishimori, K., Takatori, Y., Ohta, A. & Kubota, S., 2008 Jan 1, In : IEICE Transactions on Communications. E91-B, 6, p. 1752-1759 8 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)

Application of Advanced Microelectronics to Large Scale Communication Equipment: Compact & Maintenance Free TDMA Equipment

Kato, S., Morikura, M., Umehira, M., Enomoto, K. & Kubota, S., 1989 Jun 1, In : Default journal.

Research output: Contribution to journalArticle

Application of Advanced Microelectronics to Large-Scale Communication Equipment—Compact and Maintenance-Free TDMA Equipment

Kato, S., Morikura, M., Umehira, M., Enomoto, K. & Kubota, S., 1990 Oct, In : IEEE Journal on Selected Areas in Communications. 8, 8, p. 1551-1564 14 p.

Research output: Contribution to journalArticle

6 Citations (Scopus)
3 Citations (Scopus)

APPLICATION OF SPREAD SPECTRUM MULTIPLE ACCESS SYSTEM TO SPACE COMMUNICATIONS.

Masamura, T. & Kubota, S., 1982 Dec 1, p. 883-889. 7 p.

Research output: Contribution to conferencePaper

3 Citations (Scopus)

Approximate Maximum Likelihood Detecters for MIMO Spartial Multiplexing Systems

Jiang, J., Asai, A. & Kubota, K., 2008 Mar 1, In : IEEE Wireless Communications and Networking Conference (WCNC'2008). p. 153-158

Research output: Contribution to journalArticle

Approximate Maximum Likelihood Detection Algorithm for Multiple Antenna Systems

Jiang, J., Jiang;Asai;Kubota, JAK. & Kubota, S., 2008 Jul 1, In : IEICE Anntenas and Propagation. p. 105-110

Research output: Contribution to journalArticle

Approximate maximum likelihood detectors for MIMO spatial multiplexing systems

Jiang, W., Kubota, S. & Asai, Y., 2008 Sep 18, WCNC 2008 - IEEE Wireless Communications and Networking Conference, Conference Proceedings. p. 153-158 6 p. 4489063. (IEEE Wireless Communications and Networking Conference, WCNC).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

A priority control method for wireless multi-hop access using IEEE 802.11 DCF mechanism

Kawamura, K., Inoue, Y. & Kubota, S., 2004 Dec 1, p. 520-524. 5 p.

Research output: Contribution to conferencePaper

A Proposal of Universal-coding-rate Viterbi Decoder

Kubota, S., Kato, S., Ishitani, T. & Nagatani, M., 1987 Jun 1, In : IEEE International Conference on Communications (ICC'87).

Research output: Contribution to journalArticle

1 Citation (Scopus)

A Reliable Channel Control Method for Wireless Multimedia Communications

Sugimura, Y., Kawazoe, K. & Kubota, S., 1995 Nov 1, In : IEEE International Conference on Universal Personal Communications (ICUPC'95). p. 476-480

Research output: Contribution to journalArticle

A reliable packet transmission method for tdma based wireless multimedia communications

Kawazoe, K., Sugimura, Y. & Kubota, S., 1996 Jan 1, In : IEICE Transactions on Communications. E79-B, 3, p. 251-256 6 p.

Research output: Contribution to journalArticle

2 Citations (Scopus)

ASCA Observation of Cygnus X-1 in the Soft State; Mass of the Compact Object

Dotani, T., Inoue, H., Mitsuda, K., Nagase, F., Negoro, H., Ueda, Y., Makishima, K., Kubota, A. & ?2?, ., 1997 Aug 20, In : The Astrophysical Journal. 485, p. 87-90

Research output: Contribution to journalArticle

ASCA Observation of ultra-Luminous X-ray Source in the Nearby Spiral Galaxy NGC 2403

Kotoku, J., Mizuno, T., Kubota, A. & Makishima, K., 2000 Dec 1, In : Publications of the Astronomical Society of Japan. 52, p. 1081-L1085

Research output: Contribution to journalArticle

13 Citations (Scopus)

ASCA observations of the X-ray transient YTE J1550-564 : change of accretion disk parameters

Kubota, A., Marchall, F., Makishima, K., Dotani, T., Inoue, H. & Negoro, H., 1999 Apr 1, In : Astronomische Nachrichten. 320, p. 353

Research output: Contribution to journalArticle

A Scarce State Transition Viterbi Decoder VLSI for Bit Error Correction

Ishitani, T., Tansho, K., Miyahara, N., Kubota, S. & Kato, S., 1987 Aug 1, In : IEEE Journal of Solid State Circuits.

Research output: Contribution to journalArticle

23 Citations (Scopus)

A Scarce-State-Transition Viterbi-Decoder VLSI for Bit Error Correction

Ishitani, T., Tansho, K., Miyahara, N., Kubota, S. & Kato, S., 1987 Aug, In : IEEE Journal of Solid-State Circuits. 22, 4, p. 575-582 8 p.

Research output: Contribution to journalArticle

23 Citations (Scopus)
26 Citations (Scopus)