大学院

  • Japan

研究成果 1972 2020

フィルター
Conference contribution
Conference contribution
1 引用 (Scopus)

1.25-Gb/s 2-m indoor visible light transmission employing wavelength conversion with quasi phase matching device

Kubo, T., Yamada, T., Suzuki, K. I., Yoshimoto, N., Umeki, T., Asobe, M., Kolev, D. R. & Matsumoto, M., 2012, 2012 International Workshop on Optical Wireless Communications, IWOW 2012. 6349695

研究成果: Conference contribution

Phase matching
Optical frequency conversion
Light transmission
Lenses
Bit error rate
1 引用 (Scopus)

100x evolution of video codec chips

Zhou, J., Zhou, D. & Goto, S., 2017 3 19, ISPD 2017 - Proceedings of the 2017 ACM International Symposium on Physical Design. Association for Computing Machinery, 巻 Part F127197. p. 121-122 2 p.

研究成果: Conference contribution

Dynamic random access storage
Application specific integrated circuits
Image compression
Image coding
Computational complexity
16 引用 (Scopus)

14.7 A 4Gpixel/s 8/10b H.265/HEVC video decoder chip for 8K Ultra HD applications

Zhou, D., Wang, S., Sun, H., Zhou, J., Zhu, J., Zhao, Y., Zhou, J., Zhang, S., Kimura, S., Yoshimura, T. & Goto, S., 2016 2 23, Digest of Technical Papers - IEEE International Solid-State Circuits Conference. Institute of Electrical and Electronics Engineers Inc., 巻 59. p. 266-268 3 p. 7418009

研究成果: Conference contribution

Pipelines
Pixels
Data storage equipment
Inverse transforms
Image coding
7 引用 (Scopus)

15 GHz-band low phase-noise LC-VCO with second harmonic tunable filtering technique

Liu, Q., Sun, J., Yoshimasu, T., Kurachi, S. & Itoh, N., 2009, IEEE International Symposium on Personal, Indoor and Mobile Radio Communications, PIMRC. 5450190

研究成果: Conference contribution

Variable frequency oscillators
Phase noise
Varactors
Voltage control
Resonators
1 引用 (Scopus)

15-GHz-band low-power and low phase-noise LC VCO IC with a second harmonic filter in 130-nm SiGe BiCMOS

Xiao, X., Wang, X. & Yoshimasu, T., 2017 2 8, Proceedings of the 2016 IEEE Region 10 Conference, TENCON 2016. Institute of Electrical and Electronics Engineers Inc., p. 2525-2527 3 p. 7848489

研究成果: Conference contribution

Variable frequency oscillators
Phase noise
BiCMOS technology
Transistors
Electric power utilization
2 引用 (Scopus)

18-GHz band low-power LC VCO IC using LC bias circuit in 56-nm SOI CMOS

Xu, X., Chen, C., Sugiura, T. & Yoshimasu, T., 2018 1 8, 2017 Asia Pacific Microwave Conference, APMC 2017 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 巻 Part F134147. p. 938-941 4 p.

研究成果: Conference contribution

Variable frequency oscillators
Networks (circuits)
Phase noise
Buffer amplifiers
Feedback

2.4-GHz band low-voltage class-C PMOS VCO IC with amplitude feedback loop

Xu, X., Yang, X. & Yoshimasu, T., 2016 2 18, 2015 Asia-Pacific Microwave Conference, APMC 2015 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 巻 3. 7413483

研究成果: Conference contribution

Variable frequency oscillators
Feedback
Electric potential
Networks (circuits)
Phase noise
5 引用 (Scopus)

2.4-GHz-band low-voltage LC-VCO IC with simplified noise filtering in 180-nm CMOS

Wang, X., Yang, X., Xu, X. & Yoshimasu, T., 2016 10 6, 2016 IEEE MTT-S International Wireless Symposium, IWS 2016. Institute of Electrical and Electronics Engineers Inc., 7585430

研究成果: Conference contribution

voltage controlled oscillators
Variable frequency oscillators
low voltage
CMOS
Electric potential
9 引用 (Scopus)

2.4 GHz-band ultra-low-voltage class-C LC-VCO IC in 65 nm CMOS technology

Yang, X., Uchida, Y., Xu, K., Wang, W. & Yoshimasu, T., 2013, Asia-Pacific Microwave Conference Proceedings, APMC. p. 325-327 3 p. 6695134

研究成果: Conference contribution

Variable frequency oscillators
Electric potential
Detector circuits
Comparator circuits
Phase noise

2.4-GHz band ultra-low-voltage LC-VCO IC in 180-nm CMOS

Xu, X., Yang, X. & Yoshimasu, T., 2015 9 30, Proceedings of the 2015 IEEE International Conference on Electron Devices and Solid-State Circuits, EDSSC 2015. Institute of Electrical and Electronics Engineers Inc., p. 13-16 4 p. 7285037

研究成果: Conference contribution

Variable frequency oscillators
Electric potential
Phase noise
Buffer amplifiers
Varactors
16 引用 (Scopus)

23Gbps 9.4pJ/bit 80/100GHz band CMOS transceiver with on-board antenna for short-range communication

Nakajima, K., Maruyama, A., Kohtani, M., Sugiura, T., Otobe, E., Lee, J., Cho, S., Kwak, K., Lee, J., Yoshimasu, T. & Fujishima, M., 2015 1 13, Proceedings - 2014 IEEE Asian Solid-State Circuits Conference, A-SSCC 2014. Institute of Electrical and Electronics Engineers Inc., p. 173-176 4 p. 7008888

研究成果: Conference contribution

Transceivers
Antennas
Communication
Electric power utilization
Communication systems

24-80 GHz, 0.024 mm2 miniaturized balun using defected ground structure for Si-based RF IC applications

Xiao, H., Yang, X. & Yoshimasu, T., 2014 3 13, 2014 IEEE International Conference on Electron Devices and Solid-State Circuits, EDSSC 2014. Institute of Electrical and Electronics Engineers Inc., 7061228

研究成果: Conference contribution

Defected ground structures
Insertion losses
Millimeter waves
Frequency bands
Bandwidth
1 引用 (Scopus)

2-GHz band ultra-low-voltage LC-VCO IC in 130nm CMOS technology

Yang, X., Xu, K., Wang, W., Uchida, Y. & Yoshimasu, T., 2013, 2013 IEEE International Conference of Electron Devices and Solid-State Circuits, EDSSC 2013. 6628052

研究成果: Conference contribution

Variable frequency oscillators
Electric potential
Buffer amplifiers
Varactors
Phase noise
16 引用 (Scopus)

32-parallel SAD tree hardwired engine for variable block size motion estimation in HDTV1080p real-time encoding application

Liu, Z., Song, Y., Shao, M., Li, S., Li, N., Goto, S. & Ikenaga, T., 2007, IEEE Workshop on Signal Processing Systems, SiPS: Design and Implementation. p. 675-680 6 p. 4387630

研究成果: Conference contribution

Motion estimation
Engines
Data storage equipment
Hardware
Bandwidth

3D collaboration environment based on real space and digital space symbiosis

Kitagata, G., Sakatoku, A., Kawato, A., Osada, T., Kinoshita, T. & Shiratori, N., 2010, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). PART 4 版 巻 6019 LNCS. p. 164-174 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); 巻数 6019 LNCS, 番号 PART 4).

研究成果: Conference contribution

Symbiosis
Augmented reality
Collaborative Work
Prototype
Augmented Reality

3D face recognition based on fast feature detection and non-rigid iterative closest point

Tong, C., Kamata, S. & Ahrary, A., 2009, Proceedings - 2009 IEEE International Conference on Intelligent Computing and Intelligent Systems, ICIS 2009. 巻 4. p. 509-512 4 p. 5357633

研究成果: Conference contribution

Face recognition

3D global trajectory and multi-view local motion combined player action recognition in volleyball analysis

Liu, Y., Huang, S., Cheng, X. & Ikenaga, T., 2018 1 1, Advances in Multimedia Information Processing – PCM 2018 - 19th Pacific-Rim Conference on Multimedia, 2018, Proceedings. Ngo, C-W., Yamasaki, T., Hong, R., Wang, M. & Cheng, W-H. (版). Springer-Verlag, p. 134-144 11 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); 巻数 11166 LNCS).

研究成果: Conference contribution

Action Recognition
Trajectories
Trajectory
Motion
Brick buildings
2 引用 (Scopus)

3D-IC signal TSV assignment for thermal and wirelength optimization

Qian, Y., Hao, C. & Yoshimura, T., 2017 11 13, 2017 27th International Symposium on Power and Timing Modeling, Optimization and Simulation, PATMOS 2017. Institute of Electrical and Electronics Engineers Inc., 巻 2017-January. p. 1-8 8 p.

研究成果: Conference contribution

Integrated Circuits
Silicon
Assignment
Wire
Optimization
1 引用 (Scopus)

3D object matching based on spherical Hilbert scanning

Tong, C. & Kamata, S., 2010, Proceedings - International Conference on Image Processing, ICIP. p. 2941-2944 4 p. 5652180

研究成果: Conference contribution

Scanning
Hough transforms
Computational complexity
Experiments
1 引用 (Scopus)

3D reconstruction from a single image for a Chinese talking face

Liu, N., Fang, N. & Kamata, S., 2010, IEEE Region 10 Annual International Conference, Proceedings/TENCON. p. 1613-1616 4 p. 5686036

研究成果: Conference contribution

Color
Skin
Data storage equipment
Costs
Experiments
1 引用 (Scopus)

3D Simulations on Premixed Laminar Flame Propagation of iso-Octane/Air Mixture at Elevated Pressure and Temperature

Sok, R., Kusaka, J. & Daisho, Y., 2015 3 10, SAE Technical Papers. March 版 SAE International, 巻 2015-March.

研究成果: Conference contribution

Computational fluid dynamics
Air
Reaction kinetics
Temperature
High speed cameras

3D space motion dense based team tactical status detection in volleyball game analysis

Cheng, X. & Ikenaga, T., 2018 2 25, 2018 2nd International Conference on Digital Signal Processing, ICDSP 2018. Association for Computing Machinery, p. 32-36 5 p.

研究成果: Conference contribution

Trajectories

3D symbiotic environment for collaborative work

Sakatoku, A., Kawato, A., Osada, T., Kitagata, G., Shiratori, N. & Kinoshita, T., 2009, Proceedings of the 4th International Conference on Ubiquitous Information Technologies and Applications, ICUT 2009. 5405709

研究成果: Conference contribution

Augmented reality
1 引用 (Scopus)

44-GHz, 0.5-V compact power detector IC in 65-nm CMOS

Xu, K., Yang, X., Wang, W. & Yoshimasu, T., 2014, 2014 IEEE International Wireless Symposium, IWS 2014. IEEE Computer Society, 6864216

研究成果: Conference contribution

Detectors
Detector circuits
Electric potential
Millimeter waves
Ultra-wideband (UWB)
2 引用 (Scopus)

4-D spatial perception established through hypercube recognition tasks using interactive visualization system with 3-D screen

Miwa, T., Sakai, Y. & Hashimoto, S., 2015 9 13, Proceedings - SAP 2015: ACM SIGGRAPH Symposium on Applied Perception. Association for Computing Machinery, Inc, p. 75-82 8 p.

研究成果: Conference contribution

D-space
Hypercube
3D
Drawing (graphics)
Visualization
2 引用 (Scopus)

5.25 GHz linear CMOS power amplifier with a diode-connected NMOS bias circuit

He, S., Uchida, Y., Yang, X., Liu, Q. & Yoshimasu, T., 2012, 2012 International Conference on Microwave and Millimeter Wave Technology, ICMMT 2012 - Proceedings. 巻 5. p. 1912-1915 4 p. 6230444

研究成果: Conference contribution

Power amplifiers
Diodes
Networks (circuits)
Transistors
25 引用 (Scopus)

5-GHz Band highly linear VCO IC with a novel resonant circuit

Kurachi, S., Yoshimasu, T., Itoh, N. & Yonemura, K., 2007, 2007 Topical Meeting on Silicon Monolithic Integrated Circuits in RF Systems, SiRF07. p. 285-288 4 p. 4117381

研究成果: Conference contribution

Resonant circuits
Variable frequency oscillators
Phase noise
Tuning
Electric potential
6 引用 (Scopus)

5-GHz band linear CMOS power amplifier IC with a novel integrated linearizer for WLAN applications

Uchida, Y., He, S., Yang, X., Liu, Q. & Yoshimasu, T., 2012, Proceedings of the 2012 IEEE International Symposium on Radio-Frequency Integration Technology, RFIT 2012. p. 240-242 3 p. 6401673

研究成果: Conference contribution

Wireless local area networks (WLAN)
Power amplifiers
Varactors
Linearization
Diodes
3 引用 (Scopus)

5-GHz band SiGe HBT linear power amplifier IC with novel CMOS active bias circuit for WLAN applications

Yang, X., Sugiura, T., Otani, N., Murakami, T., Otobe, E. & Yoshimasu, T., 2014 12 23, European Microwave Week 2014: "Connecting the Future", EuMW 2014 - Conference Proceedings; EuMIC 2014: 9th European Microwave Integrated Circuits Conference. Institute of Electrical and Electronics Engineers Inc., p. 428-431 4 p. 6997884

研究成果: Conference contribution

Heterojunction bipolar transistors
Wireless local area networks (WLAN)
Power amplifiers
Networks (circuits)
BiCMOS technology

5-GHz band SiGe HBT linear power amplifier IC with novel CMOS active bias circuit for WLAN applications

Yang, X., Sugiura, T., Otani, N., Murakami, T., Otobe, E. & Yoshimasu, T., 2014 12 15, European Microwave Week 2014: Connecting the Future, EuMW 2014 - Conference Proceedings; EuMC 2014: 44th European Microwave Conference. Institute of Electrical and Electronics Engineers Inc., p. 1372-1375 4 p. 6986700

研究成果: Conference contribution

Heterojunction bipolar transistors
Wireless local area networks (WLAN)
Power amplifiers
Networks (circuits)
BiCMOS technology
3 引用 (Scopus)

61.5mW 2048-bit RSA cryptographic co-processor LSI based on N bit-wised modular multiplier

Hisakado, T., Kobayashi, N., Goto, S., Ikenaga, T., Higashi, K., Kitao, I. & Tsunoo, Y., 2007, 2006 International Symposium on VLSI Design, Automation and Test, VLSI-DAT 2006 - Proceedings of Technical Papers. p. 63-66 4 p. 4027496

研究成果: Conference contribution

Information systems
Smart cards
Static random access storage
Cryptography
Computational complexity
1 引用 (Scopus)

640 Gbit/s data transmission and clock recovery using an ultra-fast periodically poled lithium niobate device

Oxenløwe, L. K., Gomez Agis, F., Ware, C., Kurimura, S., Mulvad, H. C. H., Galili, M., Kitamura, K., Nakajima, H., Ichikawa, J., Erasme, D., Clausen, A. T. & Jeppesen, P., 2008, Optics InfoBase Conference Papers. Optical Society of America

研究成果: Conference contribution

data transmission
lithium niobates
penalties
Data communication systems
clocks
3 引用 (Scopus)

64 KBPS MOTION PICTURE CODER.

Itoh, T., Tsuda, T., Matsuda, K., Imai, R., Homma, T. & Ohuchi, N., 1986, Unknown Host Publication Title. New York, NY, USA: IEEE, p. 63-67 5 p.

研究成果: Conference contribution

Visual communication
Motion pictures
Voice/data communication systems
Channel capacity
Communication

A 0.03mm2 highly balanced balun IC for millimeter-wave applications in 180-nm CMOS

Sun, Z., Xu, X., Yang, X., Shibata, T. & Yoshimasu, T., 2014 10 21, RFIT 2014 - 2014 IEEE International Symposium on Radio-Frequency Integration Technology: Silicon Technology Heats Up for THz. Institute of Electrical and Electronics Engineers Inc., 6933244

研究成果: Conference contribution

Millimeter waves
2 引用 (Scopus)

A 0.3mW 1.4mm2 motion estimation processor for mobile video application

Hiratsuka, S., Goto, S. & Ikenaga, T., 2006, 2006 IEEE Asian Solid-State Circuits Conference, ASSCC 2006. p. 103-106 4 p. 4197601

研究成果: Conference contribution

Motion estimation
Energy dissipation
Processing
Logic gates
Static random access storage
1 引用 (Scopus)

A 0.3 v -190.2 dBc/Hz FoM 14-GHz Band LC-VCO IC with Harmonic Tuned LC Tank in 56-nm SOI CMOS

Xu, X., Sugiura, T. & Yoshimasu, T., 2018 11 16, EuMIC 2018 - 2018 13th European Microwave Integrated Circuits Conference. Institute of Electrical and Electronics Engineers Inc., p. 202-205 4 p. 8539876

研究成果: Conference contribution

voltage controlled oscillators
Variable frequency oscillators
SOI (semiconductors)
CMOS
harmonics
40 引用 (Scopus)

A 1.41 W H.264/AVC real-time encoder soc for HDTV1080P

Liu, Z., Song, Y., Shao, M., Li, S., Li, N., Ishiwata, S., Nakagawa, M., Goto, S. & Ikenaga, T., 2007, IEEE Symposium on VLSI Circuits, Digest of Technical Papers. p. 12-13 2 p. 4342716

研究成果: Conference contribution

Hardware
High definition television
Engines
Bandwidth
Data storage equipment
14 引用 (Scopus)

A 1.59Gpixel/s motion estimation processor with -211-to-211 search range for UHDTV video encoder

Zhou, J., Zhou, D., He, G. & Goto, S., 2013, IEEE Symposium on VLSI Circuits, Digest of Technical Papers. 6578697

研究成果: Conference contribution

Motion estimation
Dynamic random access storage
Energy efficiency
Energy dissipation
Throughput
2 引用 (Scopus)

A 1.5V four phase switched polarity charge pump

Huang, M., Okamura, L., Wang, Y. & Yoshihara, T., 2009, 2009 International Conference on Communications, Circuits and Systems, ICCCAS 2009. p. 688-692 5 p. 5250412

研究成果: Conference contribution

Pumps
Threshold voltage
Charge transfer
Capacitance

A 100MHz dual port (DP) MRAM with swing-less bit-line sensing (SLBS) operation for high-end microcomputer systems

Li, H., Okamura, L., Yoshihara, T., Ooishi, T. & Kihara, Y., 2006, 2006 International Symposium on Communications and Information Technologies, ISCIT. p. 63-66 4 p. 4141514

研究成果: Conference contribution

Static random access storage
Microcomputers
Robotics
Data storage equipment
19 引用 (Scopus)

A 115mW 1Gbps QC-LDPC decoder ASIC for WiMAX in 65nm CMOS

Peng, X., Chen, Z., Zhao, X., Zhou, D. & Goto, S., 2011, 2011 Proceedings of Technical Papers: IEEE Asian Solid-State Circuits Conference 2011, A-SSCC 2011. p. 317-320 4 p. 6123576

研究成果: Conference contribution

Application specific integrated circuits
Parallel architectures
Clocks
Scheduling
Throughput
4 引用 (Scopus)

A 136 cycles/MB, luma-chroma parallelized H.264/AVC deblocking filter for QFHD applications

Zhou, J., Zhou, D., Zhang, H., Hong, Y., Liu, P. & Goto, S., 2009, Proceedings - 2009 IEEE International Conference on Multimedia and Expo, ICME 2009. p. 1134-1137 4 p. 5202699

研究成果: Conference contribution

Static random access storage
Luminance
Processing
Throughput
Logic gates

A 14-GHz-Band Highly Linear Stacked FET Power Amplifier IC with 20.1 dBm P1dB and 40.1% PAE in 56-nm SOI CMOS

Chen, C., Sugiura, T. & Yoshimasu, T., 2018 11 16, EuMIC 2018 - 2018 13th European Microwave Integrated Circuits Conference. Institute of Electrical and Electronics Engineers Inc., p. 182-185 4 p. 8539942

研究成果: Conference contribution

SOI (semiconductors)
power amplifiers
Field effect transistors
Power amplifiers
CMOS

A 15-bit 10-msample/s pipelined A/D converter based on incomplete settling principle

Wang, S., Li, F. & Inoue, Y., 2006, 2006 International Conference on Communications, Circuits and Systems, ICCCAS, Proceedings. 巻 4. p. 2176-2180 5 p. 4064355

研究成果: Conference contribution

Sampling
Clocks
Energy dissipation
Electric power utilization
Capacitors

A 160MHz 4-bit pipeline multiplier using charge recovery logic technology

Zhang, Y., Okamura, L., Wang, N. & Yoshihara, T., 2010, 2010 International SoC Design Conference, ISOCC 2010. p. 127-130 4 p. 5682955

研究成果: Conference contribution

Energy dissipation
Pipelines
Recovery
Clocks
Transistors

A 16-65 cycles/MB H.264/AVC motion compensation architecture for Quad-HD applications

Zhou, J., Zhou, D., He, G. & Goto, S., 2011, European Signal Processing Conference. p. 729-733 5 p.

研究成果: Conference contribution

Motion compensation
Data storage equipment
Throughput
Cache memory
Logic gates

A 16-GHz-band low-supply-voltage class-C VCO IC with switching feedback circuit in 40-nm SOI CMOS

Fang, M., Xu, X. & Yoshimasu, T., 2019 1 16, 2018 Asia-Pacific Microwave Conference, APMC 2018 - Proceedings. Institute of Electrical and Electronics Engineers Inc., p. 1121-1123 3 p. 8617368. (Asia-Pacific Microwave Conference Proceedings, APMC; 巻数 2018-November).

研究成果: Conference contribution

Variable frequency oscillators
Feedback
Networks (circuits)
Electric potential
Phase noise
5 引用 (Scopus)

A 16M SRAM with improved characteristics using DRAM technology

Kihara, Y., Nakashima, Y., Izutsu, T., Nakamoto, M., Konishi, Y. & Yoshihara, T., 2006, 2005 IEEE Asian Solid-State Circuits Conference, ASSCC 2005. p. 17-20 4 p. 4017520

研究成果: Conference contribution

Dynamic random access storage
Static random access storage
Data storage equipment
Costs

A 18.42 times faster video encoder based on Retinex theory

Jin, X. & Goto, S., 2012, 2012 Picture Coding Symposium, PCS 2012, Proceedings. p. 473-476 4 p. 6213257

研究成果: Conference contribution

Mobile devices
Imaging systems

A 1991 Mpixels/s intra prediction architecture for Super Hi-Vision H.264/AVC encoder

He, G., Zhou, D., Zhou, J. & Goto, S., 2012, European Signal Processing Conference. p. 1054-1058 5 p. 6334062

研究成果: Conference contribution

Throughput
Logic gates
Pipelines
Hardware
Networks (circuits)