研究成果 1998 2019

フィルター
記事
2019

High Efficiency and Small Group Delay Variations 0.18-μ m CMOS UWB Power Amplifier

Mosalam, H., Allam, A., Jia, H., Abdel-Rahman, A. B. & Pokharel, R., 4 1 2019, : : IEEE Transactions on Circuits and Systems II: Express Briefs. 66, 4, p. 592-596 5 p., 8464178.

研究成果: ジャーナルへの寄稿記事

Broadband amplifiers
Group delay
Power amplifiers
Ultra-wideband (UWB)
Metals
2018

Frequency Reconfigurable Antenna for Deca-Band 5 G/LTE/WWAN Mobile Terminal Applications

Yang, L., Cheng, B. & Jia, H., 4 25 2018, : : Frequenz. 72, 5-6, p. 167-172 6 p.

研究成果: ジャーナルへの寄稿記事

Antennas
3G mobile communication systems
Diodes
Radiation
Microcontrollers
6 引用 (Scopus)

High-Efficiency CMOS RF-to-DC Rectifier Based on Dynamic Threshold Reduction Technique for Wireless Charging Applications

Mohamed, M. M., Fahmy, G. A., Abdel-Rahman, A. B., Allam, A., Barakat, A., Abo-Zahhad, M., Jia, H. & Pokharel, R. K., 8 21 2018, : : IEEE Access. 6, p. 46826-46832 7 p., 8443341.

研究成果: ジャーナルへの寄稿記事

Transistors
Diodes
Threshold voltage
Conversion efficiency
Capacitors
2017
32 引用 (Scopus)

A Novel Technique for Compact Size Wireless Power Transfer Applications Using Defected Ground Structures

Hekal, S., Abdel-Rahman, A. B., Jia, H., Allam, A., Barakat, A. & Pokharel, R., 2 1 2017, : : IEEE Transactions on Microwave Theory and Techniques. 65, 2, p. 591-599 9 p., 7731202.

研究成果: ジャーナルへの寄稿記事

Defected ground structures
Resonators
resonators
miniaturization
equivalent circuits
5 引用 (Scopus)

Diagonal-based fast intra-mode decision algorithm for HEVC

Abdelrasoul, M., Sayed, M. S. & Goulart, V., 10 1 2017, : : IET Image Processing. 11, 10, p. 888-898 11 p.

研究成果: ジャーナルへの寄稿記事

Image coding
Image compression
Computational complexity
Textures
2 引用 (Scopus)

Real-time unified architecture for forward/inverse discrete cosine transform in high efficiency video coding

Abdelrasoul, M., Sayed, M. S. & Goulart Ferreira, V. M., 7 1 2017, : : IET Circuits, Devices and Systems. 11, 4, p. 381-387 7 p.

研究成果: ジャーナルへの寄稿記事

Discrete cosine transforms
Image coding
Throughput
Networks (circuits)
2016
1 引用 (Scopus)

A-193 (dBc/Hz) FoM and -126 (dBc/Hz) phase noise octagonal ring oscillator using pulse injection technique

Yousef, K., Jia, H., Allam, A., Pokharel, R., Abdel-Rahman, A. & Kanaya, H., 7 1 2016, : : Microwave and Optical Technology Letters. 58, 7, p. 1760-1762 3 p.

研究成果: ジャーナルへの寄稿記事

Pulse generators
Phase noise
figure of merit
oscillators
injection
15 引用 (Scopus)

Compact Wireless Power Transfer System Using Defected Ground Bandstop Filters

Hekal, S., Abdel-Rahman, A. B., Jia, H., Allam, A., Barakat, A., Kaho, T. & Pokharel, R., 10 1 2016, : : IEEE Microwave and Wireless Components Letters. 26, 10, p. 849-851 3 p.

研究成果: ジャーナルへの寄稿記事

bandstop filters
Notch filters
electromagnetism
Circuit simulation
planar structures
2013
10 引用 (Scopus)

CMOS ultra-wideband low noise amplifier design

Yousef, K., Jia, H., Pokharel, R., Allam, A., Ragab, M., Kanaya, H. & Yoshida, K., 5 27 2013, : : International Journal of Microwave Science and Technology. 328406.

研究成果: ジャーナルへの寄稿記事

amplifier design
Broadband amplifiers
Low noise amplifiers
Ultra-wideband (UWB)
low noise
2012
16 引用 (Scopus)

Flexible router architecture for network-on-chip

Sayed, M. S., Shalaby, A., El-Sayed, M. & Goulart Ferreira, V. M., 9 1 2012, : : Computers and Mathematics with Applications. 64, 5, p. 1301-1310 10 p.

研究成果: ジャーナルへの寄稿記事

Router
Routers
Buffer
Power Consumption
Electric power utilization
2008
1 引用 (Scopus)

Numerical analysis of coupling between two-dimensional conventional dielectric waveguides and photonic crystal waveguide

Zhang, D., Jia, H. & Yasumoto, K., 9 1 2008, : : International Journal of Infrared and Millimeter Waves. 29, 9, p. 823-831 9 p.

研究成果: ジャーナルへの寄稿記事

Dielectric waveguides
dielectric waveguides
Photonic crystals
numerical analysis
Numerical analysis
2007

Numerical analysis of microcavities on two-dimensional photonic crystals

Zhang, D., Jia, H. & Yasumoto, K., 11 1 2007, : : International Journal of Infrared and Millimeter Waves. 28, 11, p. 1003-1010 8 p.

研究成果: ジャーナルへの寄稿記事

perfectly matched layers
Microcavities
Fourier series
Photonic crystals
numerical analysis
2006
6 引用 (Scopus)

Analysis of electromagnetic bandgap based filters in a rectangular waveguide

Yasumoto, K., Koike, N., Jia, H. & Gupta, B., 2006, : : IEICE Transactions on Electronics. E89-C, 9, p. 1324-1329 6 p.

研究成果: ジャーナルへの寄稿記事

Rectangular waveguides
Energy gap
Crystals
Circular cylinders
Frequency response
1 引用 (Scopus)

Effect of periodic defects on electromagentic scattering by the two-dimensional photonic crystals

Jandieri, V., Yasumoto, K. & Jia, H., 2 1 2006, : : International Journal of Infrared and Millimeter Waves. 27, 2, p. 301-317 17 p.

研究成果: ジャーナルへの寄稿記事

Photonic crystals
photonics
circular cylinders
Scattering
Circular cylinders
12 引用 (Scopus)
Fourier series
Modal analysis
Photonic crystals
Waveguides
photonics

Two-dimensional analysis of guided modes in a metallic electromagnetic crystal waveguide

Jia, H. & Yasumoto, K., 1 1 2006, : : IEICE Transactions on Electronics. E89-C, 9, p. 1291-1298 8 p.

研究成果: ジャーナルへの寄稿記事

Waveguides
Crystals
Costs
2005
4 引用 (Scopus)
circular cylinders
Circular cylinders
electromagnetism
Crystals
crystals
8 引用 (Scopus)

Fast analysis of optical waveguides using an improved Fourier series method with perfectly matched layer

Jia, H., Zhang, D. & Yasumoto, K., 8 5 2005, : : Microwave and Optical Technology Letters. 46, 3, p. 263-268 6 p.

研究成果: ジャーナルへの寄稿記事

perfectly matched layers
Fourier series
Optical waveguides
optical waveguides
Boundary conditions
17 引用 (Scopus)

Reflection and transmission properties of layered periodic arrays of circular cylinders embedded in magnetized ferrite slab

Jia, H., Yasumoto, K. & Toyama, H., 3 1 2005, : : IEEE Transactions on Antennas and Propagation. 53, 3, p. 1145-1153 9 p.

研究成果: ジャーナルへの寄稿記事

Circular cylinders
Ferrite
Frequency response
Scattering
Magnetic fields
3 引用 (Scopus)

Rigorous analysis of guided modes of two-dimensional metallic electromagnetic crystal waveguides

Jia, H. & Yasumoto, K., 11 17 2005, : : Journal of Electromagnetic Waves and Applications. 19, 14, p. 1919-1933 15 p.

研究成果: ジャーナルへの寄稿記事

Waveguides
circular cylinders
Circular cylinders
electromagnetism
waveguides
5 引用 (Scopus)

Rigorous analysis of photonic crystals with periodic defects

Jia, H. & Yasumoto, K., 11 1 2005, : : Microwave and Optical Technology Letters. 47, 3, p. 256-261 6 p.

研究成果: ジャーナルへの寄稿記事

Photonic crystals
photonics
formulations
Defects
defects
17 引用 (Scopus)

Rigorous modal analysis of two-dimensional photonic crystal waveguides

Yasumoto, K., Jia, H. & Sun, K., 11 1 2005, : : Radio Science. 40, 6

研究成果: ジャーナルへの寄稿記事

circular cylinders
Modal analysis
Circular cylinders
Photonic crystals
Waveguides
3 引用 (Scopus)

Rigorous mode analysis of coupled cavity waveguides in two-dimensional photonic crystals

Jia, H. & Yasumoto, K., 8 1 2005, : : International Journal of Infrared and Millimeter Waves. 26, 9, p. 1291-1306 16 p.

研究成果: ジャーナルへの寄稿記事

Photonic crystals
Waveguides
photonics
waveguides
cavities
6 引用 (Scopus)

Scatteration and absorption characteristics of multilayered gratings embedded in a dielectric slab

Jia, H. & Yasumoto, K., 7 1 2005, : : International Journal of Infrared and Millimeter Waves. 26, 8, p. 1111-1126 16 p.

研究成果: ジャーナルへの寄稿記事

slabs
gratings
Scattering
matrices
S matrix theory
2004
3 引用 (Scopus)

Analysis of rectangular-groove waveguides using the fourier-transform technique

Jia, H., Yasumoto, K. & Yoshitomi, K., 6 5 2004, : : Microwave and Optical Technology Letters. 41, 5, p. 388-392 5 p.

研究成果: ジャーナルへの寄稿記事

grooves
Fourier transforms
Waveguides
waveguides
propagation modes
14 引用 (Scopus)

A novel formulation of the fourier model method in S-matrix form for arbitrary shaped gratings

Jia, H. & Yasumoto, K., 11 1 2004, : : International Journal of Infrared and Millimeter Waves. 25, 11, p. 1591-1609 19 p.

研究成果: ジャーナルへの寄稿記事

Fourier series
Conservation
Permittivity
gratings
Fluxes

Electromagnetic Scattering by Multilayered Periodic Arrays of Circular Cylinders —Activity Report

Yasumoto, K., Jia, H. & Toyama, H., 1 1 2004, : : IEEJ Transactions on Fundamentals and Materials. 124, 12, p. 1141-1147 7 p.

研究成果: ジャーナルへの寄稿記事

Circular cylinders
Scattering
Materials properties
5 引用 (Scopus)

Electromagnetic scattering from multilayered crossed-arrays of circular cylinders

Yasumoto, K. & Jia, H., 7 6 2004, : : Proceedings of SPIE - The International Society for Optical Engineering. 5445, p. 200-205 6 p.

研究成果: ジャーナルへの寄稿記事

Electromagnetic Scattering
electromagnetic scattering
circular cylinders
Circular Cylinder
Circular cylinders
11 引用 (Scopus)

Rigorous and fast convergent analysis of a rectangular waveguide coupler slotted in common wall

Jia, H., Yoshitomi, K. & Yasumoto, K., 12 1 2004, : : Progress in Electromagnetics Research. 46, p. 245-264 20 p.

研究成果: ジャーナルへの寄稿記事

Waveguide couplers
Rectangular waveguides
rectangular waveguides
Green's function
Electromagnetic fields
22 引用 (Scopus)

S-matrix solution of electromagnetic scattering from periodic arrays of metallic cylinders with arbitrary cross section

Jia, H. & Yasumoto, K., 12 1 2004, : : IEEE Antennas and Wireless Propagation Letters. 3, 1, p. 41-44 4 p.

研究成果: ジャーナルへの寄稿記事

Scattering
2003
7 引用 (Scopus)

NSP: A neuro-symbolic processor

Burattini, E., De Gregorio, M., Goulart Ferreira, V. M. & França, F. M. G., 12 1 2003, : : Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). 2687, p. 9-16 8 p.

研究成果: ジャーナルへの寄稿記事

Computer hardware description languages
Networks (circuits)
Logic Programs
Field Programmable Gate Array
Field programmable gate arrays (FPGA)
2002
34 引用 (Scopus)

Time-domain inverse scattering method for cross-borehole radar imaging

Jia, H., Takenaka, T. & Tanaka, T., 7 1 2002, : : IEEE Transactions on Geoscience and Remote Sensing. 40, 7, p. 1640-1647 8 p.

研究成果: ジャーナルへの寄稿記事

imaging radar
Radar imaging
inverse scattering
boreholes
Boreholes
2001
6 引用 (Scopus)
Fourier transforms
Boundary conditions
boundary conditions
expansion
propagation
2000
68 引用 (Scopus)

Microwave imaging of electrical property distributions by a forward-backward time-stepping method

Takenaka, T., Jia, H. & Tanaka, T., 1 1 2000, : : Journal of Electromagnetic Waves and Applications. 14, 12, p. 1609-1626 18 p.

研究成果: ジャーナルへの寄稿記事

Electric properties
electrical properties
Microwaves
Imaging techniques
microwaves
1999
1 引用 (Scopus)
Rectangular waveguides
rectangular waveguides
Fourier transforms
Waveguides
Scattering parameters
1998
2 引用 (Scopus)

Rigorous analysis of rectangular waveguide junctions by fourier transform technique – abstract

Jia, H., Yoshitomi, K. & Yasumoto, K., 1 1 1998, : : Journal of Electromagnetic Waves and Applications. 12, 12, p. 1597-1598 2 p.

研究成果: ジャーナルへの寄稿記事

Waveguide junctions
Rectangular waveguides
rectangular waveguides
Scattering parameters
Fourier transforms