Tatsuo Itoh

Articles in Scholarly Journals [Incomplete List]

  1. Infinite Wavelength Resonant Antennas With Monopolar Radiation Pattern Based on Periodic Structures
    IEEE Transactions on Antennas and Propagation, vol. 55, no. 3, pp. 868–876, 2007
  2. Demonstration of Negative Refraction in a Cutoff Parallel-Plate Waveguide Loaded With 2-D Square Lattice of Dielectric Resonators
    IEEE Transactions on Microwave Theory and Techniques, vol. 55, no. 6, pp. 1280–1287, 2007
  3. Design of Microstrip Resonators Using Balanced and Unbalanced Composite Right/Left-Handed Transmission Lines
    IEEE Transactions on Microwave Theory and Techniques, vol. 54, no. 7, pp. 3104–3112, 2006
  4. Composite Right/Left-Handed Transmission Line Based Compact Resonant Antennas for RF Module Integration
    IEEE Transactions on Antennas and Propagation, vol. 54, no. 8, pp. 2283–2291, 2006
  5. Demonstration of reverse Doppler effect using a left-handed transmission line
    Microwave and Optical Technology Letters, vol. 48, no. 3, pp. 545–547, 2006
  6. Isotropic left handed material at optical frequency with dielectric spheres embedded in negative permittivity medium
    Applied Physics Letters, vol. 88, no. 16, p. 161122, 2006
  7. The challenge of homogenization in metamaterials
    New Journal of Physics, vol. 7, pp. 167–167, 2005
  8. Experimental demonstration of transparency in the ENG-MNG pair in a CRLH transmission-line implementation
    Microwave and Optical Technology Letters, vol. 46, no. 5, pp. 476–481, 2005
  9. Fully matched dual-operation-mode GaAs FET amplifier for efficiency enhancement at low-power level
    Microwave and Optical Technology Letters, vol. 47, no. 1, pp. 41–44, 2005
  10. Metamaterials for high-frequency electronics
    Proceedings of the IEEE, vol. 93, no. 10, pp. 1744–1752, 2005
  11. Modal Characteristics of Planar Transmission Lines With Periodical Perturbations: Their Behaviors in Bound, Stopband, and Radiation Regions
    IEEE Transactions on Antennas and Propagation, vol. 53, no. 1, pp. 47–58, 2005
  12. Metamaterial-Based Electronically Controlled Transmission-Line Structure as a Novel Leaky-Wave Antenna With Tunable Radiation Angle and Beamwidth
    IEEE Transactions on Microwave Theory and Techniques, vol. 53, no. 1, pp. 161–173, 2005
  13. Power Level-Dependent Dual-Operating Mode LDMOS Power Amplifier for CDMA Wireless Base-Station Applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 53, no. 2, pp. 739–746, 2005
  14. Guest Editorial
    IEEE Transactions on Microwave Theory and Techniques, vol. 53, no. 4, pp. 1413–1417, 2005
  15. Super-Compact Multilayered Left-Handed Transmission Line and Diplexer Application
    IEEE Transactions on Microwave Theory and Techniques, vol. 53, no. 4, pp. 1527–1534, 2005
  16. Mutually Exclusive Data Encoding for Realization of a Full Duplexing Self-Steering Wireless Link Using a Retrodirective Array Transceiver
    IEEE Transactions on Microwave Theory and Techniques, vol. 53, no. 12, pp. 3687–3696, 2005
  17. A Secure High-Speed Retrodirective Communication Link
    IEEE Transactions on Microwave Theory and Techniques, vol. 53, no. 11, pp. 3548–3556, 2005
  18. A Compact Enhanced-Bandwidth Hybrid Ring Using an Artificial Lumped-Element Left-Handed Transmission-Line Section
    IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 3, pp. 798–804, 2004
  19. A Novel Composite Right-/Left-Handed Coupled-Line Directional Coupler With Arbitrary Coupling Level and Broad Bandwidth
    IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 3, pp. 980–992, 2004
  20. Planar Distributed Structures With Negative Refractive Index
    IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 4, pp. 1252–1263, 2004
  21. Arbitrary Dual-Band Components Using Composite Right/Left-Handed Transmission Lines
    IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 4, pp. 1142–1149, 2004
  22. Multifunctional Microstrip Transmission Lines Integrated With Defected Ground Structure for RF Front-End Application
    IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 5, pp. 1425–1432, 2004
  23. A Full Duplex Capable Retrodirective Array System for High-Speed Beam Tracking and Pointing Applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 5, pp. 1479–1489, 2004
  24. A Compact Digital Beamforming SMILE Array for Mobile Communications
    IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 12, pp. 2732–2738, 2004
  25. Metamaterial-Based Electronically Controlled Transmission-Line Structure as a Novel Leaky-Wave Antenna With Tunable Radiation Angle and Beamwidth
    IEEE Transactions on Microwave Theory and Techniques, vol. 52, no. 12, pp. 2678–2690, 2004
  26. Smart Antennas Based on Spatial Multiplexing of Local Elements (SMILE) for Mutual Coupling Reduction
    IEEE Transactions on Antennas and Propagation, vol. 52, no. 1, pp. 106–114, 2004
  27. A Frequency-Controlled Beam-Steering Array With Mixing Frequency Compensation for Multichannel Applications
    IEEE Transactions on Antennas and Propagation, vol. 52, no. 4, pp. 1039–1048, 2004
  28. Transmission Line Approach of Left-Handed (LH) Materials and Microstrip Implementation of an Artificial LH Transmission Line
    IEEE Transactions on Antennas and Propagation, vol. 52, no. 5, pp. 1159–1166, 2004
  29. A rectenna design with harmonic-rejecting circular-sector antenna
    Antennas and Wireless Propagation Letters, vol. 3, no. 3, pp. 52–54, 2004
  30. High Isolation Dual-Polarized Patch Antenna Using Integrated Defected Ground Structure
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 1, pp. 4–6, 2004
  31. A Novel Mixed Conventional Microstrip and Composite Right/Left-Handed Backward-Wave Directional Coupler With Broadband and Tight Coupling Characteristics
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 1, pp. 31–33, 2004
  32. Characteristics of the Composite Right/Left-Handed Transmission Lines
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 2, pp. 68–70, 2004
  33. A Simple and Accurate Model for Microstrip Structures With Slotted Ground Plane
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 3, pp. 127–129, 2004
  34. A Frequency-Controlled Active Phased Array
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 3, pp. 115–117, 2004
  35. A Reflecto-Directive System Using a Composite Right/Left-Handed (CRLH) Leaky-Wave Antenna and Heterodyne Mixing
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 4, pp. 183–185, 2004
  36. Electronically Scanned Composite Right/Left Handed Microstrip Leaky-Wave Antenna
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 6, pp. 277–279, 2004
  37. Array Factor Approach of Leaky-Wave Antennas and Application to 1-D/2-D Composite Right/Left-Handed (CRLH) Structures
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 6, pp. 274–276, 2004
  38. A Simple and Accurate Model for Microstrip Structures With Slotted Ground Plane
    IEEE Microwave and Wireless Components Letters, vol. 14, no. 4, pp. 133–135, 2004
  39. Composite right/left-handed transmission line metamaterials
    IEEE Microwave Magazine, vol. 5, no. 3, pp. 34–50, 2004
  40. Characteristics and potential applications of nonlinear left-handed transmission lines
    Microwave and Optical Technology Letters, vol. 40, no. 6, pp. 471–473, 2004
  41. Analytical expression for a composite right/left-handed transmission line based on the Mittag-Leffler series expansion
    Microwave and Optical Technology Letters, vol. 43, no. 1, pp. 26–29, 2004
  42. Lossy transmission line metamaterials
    Microwave and Optical Technology Letters, vol. 43, no. 2, pp. 112–114, 2004
  43. Power routing scheme with dual operating modes: two-way Wilkinson divider and one-way signal path
    Electronics Letters, vol. 40, no. 2, p. 129, 2004
  44. Invited paper: Prospects for metamaterials
    Electronics Letters, vol. 40, no. 16, p. 972, 2004
  45. Unoxidized porous Si as an isolation material for mixed-signal integrated circuit applications
    Journal of Applied Physics, vol. 93, no. 7, p. 4226, 2003
  46. Backward-wave cancellation in distributed traveling-wave photodetectors
    Journal of Lightwave Technology, vol. 21, no. 12, pp. 3071–3077, 2003
  47. Comments on "Surface wave enhanced broadband planar antenna for wireless applications"
    IEEE Microwave and Wireless Components Letters, vol. 13, no. 6, pp. 250–251, 2003
  48. Positive/negative refractive index anisotropic 2-D metamaterials
    IEEE Microwave and Wireless Components Letters, vol. 13, no. 12, pp. 547–549, 2003
  49. A periodic microstrip radial antenna array with a conical beam
    IEEE Transactions on Antennas and Propagation, vol. 51, no. 4, pp. 756–765, 2003
  50. AlGaN/GaN HFET power amplifier integrated with microstrip antenna for RF front-end applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 51, no. 2, pp. 653–659, 2003
  51. Integrated antenna with direct conversion circuitry for broad-band millimeter-wave communications
    IEEE Transactions on Microwave Theory and Techniques, vol. 51, no. 5, pp. 1482–1488, 2003
  52. Evolutionary generation of 3-d line-segment circuits with a broadside-coupled multiconductor transmission-line model
    IEEE Transactions on Microwave Theory and Techniques, vol. 51, no. 10, pp. 2045–2054, 2003
  53. A high-speed adaptive antenna array with simultaneous multibeam-forming capability
    IEEE Transactions on Microwave Theory and Techniques, vol. 51, no. 12, pp. 2483–2494, 2003
  54. Digital wireless sensor server using an adaptive smart-antenna/retrodirective array
    IEEE Transactions on Vehicular Technology, vol. 52, no. 5, pp. 1181–1188, 2003
  55. A reconfigurable leaky-wave/patch microstrip aperture for phased-array applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 50, no. 8, pp. 1877–1884, 2002
  56. Evolutionary generation of microwave line-segment circuits by genetic algorithms
    IEEE Transactions on Microwave Theory and Techniques, vol. 50, no. 9, pp. 2048–2055, 2002
  57. Multilayer and anisotropic planar compact PBG structures for microstrip applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 50, no. 9, pp. 2206–2208, 2002
  58. An unconditionally stable extended (USE) finite-element time-domain solution of active nonlinear microwave circuits using perfectly matched layers
    IEEE Transactions on Microwave Theory and Techniques, vol. 50, no. 10, pp. 2226–2232, 2002
  59. A microwave communication link with self-heterodyne direct down conversion and system predistortion
    IEEE Transactions on Microwave Theory and Techniques, vol. 50, no. 12, pp. 3059–3063, 2002
  60. A smart antenna receiver array using a single RF channel and digital beamforming
    IEEE Transactions on Microwave Theory and Techniques, vol. 50, no. 12, pp. 3052–3058, 2002
  61. Efficient analysis of microwave passive structures using 3-D envelope-finite element (EVFE)
    IEEE Transactions on Microwave Theory and Techniques, vol. 50, no. 12, pp. 2721–2727, 2002
  62. A novel smart antenna system implementation for broad-band wireless communications
    IEEE Transactions on Antennas and Propagation, vol. 50, no. 5, pp. 600–606, 2002
  63. A broadband planar quasi-Yagi antenna
    IEEE Transactions on Antennas and Propagation, vol. 50, no. 8, pp. 1158–1160, 2002
  64. Effects of output harmonic termination on PAE and output power of AlGaN/GaN HEMT power amplifier
    IEEE Microwave and Wireless Components Letters, vol. 12, no. 11, pp. 421–423, 2002
  65. Forward coupling phenomena between artificial left-handed transmission lines
    Journal of Applied Physics, vol. 92, no. 9, p. 5560, 2002
  66. Dominant mode leaky-wave antenna with backfire-to-endfire scanning capability
    Electronics Letters, vol. 38, no. 23, p. 1414, 2002
  67. Time domain global modelling of EM propagation in semiconductor using irregular grids
    International Journal of Numerical Modelling: Electronic Networks, Devices and Fields, vol. 15, no. 4, pp. 355–370, 2002
  68. Active integrated antennas
    IEEE Transactions on Microwave Theory and Techniques, vol. 50, no. 3, pp. 937–944, 2002
  69. High power and highly linear monolithically integrated distributed balanced photodetectors
    Journal of Lightwave Technology, vol. 20, no. 2, pp. 285–295, 2002
  70. Retrodirective arrays for wireless communications
    IEEE Microwave Magazine, vol. 3, no. 1, pp. 71–79, 2002
  71. Coupling suppression in microstrip lines using a bi-periodically perforated ground plane
    IEEE Microwave and Wireless Components Letters, vol. 12, no. 5, pp. 169–171, 2002
  72. A compact circularly polarized subdivided microstrip patch antenna
    IEEE Microwave and Wireless Components Letters, vol. 12, no. 1, pp. 18–19, 2002
  73. A new circuit topology for continuous group delay synthesis
    IEEE Microwave and Wireless Components Letters, vol. 12, no. 3, pp. 85–87, 2002
  74. Surface wave enhanced broadband planar antenna for wireless applications
    IEEE Microwave and Wireless Components Letters, vol. 11, no. 2, pp. 62–64, 2001
  75. A design of the low-pass filter using the novel microstrip defected ground structure
    IEEE Transactions on Microwave Theory and Techniques, vol. 49, no. 1, pp. 86–93, 2001
  76. A subharmonic self-oscillating mixer with integrated antenna for 60-GHz wireless applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 49, no. 3, pp. 442–450, 2001
  77. An active integrated retrodirective transponder for remote information retrieval-on-demand
    IEEE Transactions on Microwave Theory and Techniques, vol. 49, no. 9, pp. 1658–1662, 2001
  78. Velocity-matched distributed photodetectors and balanced photodetectors with p-i-n photodiodes
    IEEE Transactions on Microwave Theory and Techniques, vol. 49, no. 10, pp. 1914–1920, 2001
  79. Envelope-finite-element (EVFE) technique - a more efficient time-domain scheme
    IEEE Transactions on Microwave Theory and Techniques, vol. 49, no. 12, pp. 2241–2247, 2001
  80. Miniature low-loss CPW periodic structures for filter applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 49, no. 12, pp. 2336–2341, 2001
  81. Full-wave verification of the fundamental properties of left-handed materials in waveguide configurations
    Journal of Applied Physics, vol. 90, no. 11, p. 5483, 2001
  82. High power wideband AlGaN/GaN HEMT feedback amplifier module with drain and feedback loop inductances
    Electronics Letters, vol. 37, no. 19, p. 1199, 2001
  83. An X-band GaN HEMT power amplifier design using an artificial neural network modeling technique
    IEEE Transactions on Electron Devices, vol. 48, no. 3, pp. 495–501, 2001
  84. Phase conjugator for active retrodirective array applications
    Electronics Letters, vol. 36, no. 1, p. 4, 2000
  85. Coplanar waveguide fed quasi-Yagi antenna
    Electronics Letters, vol. 36, no. 1, p. 1, 2000
  86. A new quasi-Yagi antenna for planar active antenna arrays
    IEEE Transactions on Microwave Theory and Techniques, vol. 48, no. 6, pp. 910–918, 2000
  87. Generation of millimeter waves by photomixing at 1.55 µm using InGaAs-InAlAs-InP velocity-matched distributed photodetectors
    IEEE Photonics Technology Letters, vol. 12, no. 8, pp. 1055–1057, 2000
  88. Distributed balanced photodetectors for high-performance RF photonic links
    IEEE Photonics Technology Letters, vol. 11, no. 4, pp. 457–459, 1999
  89. Analysis and applications of a new CPW-slotline transition
    IEEE Transactions on Microwave Theory and Techniques, vol. 47, no. 4, pp. 426–432, 1999
  90. Integrated-antenna push-pull power amplifiers
    IEEE Transactions on Microwave Theory and Techniques, vol. 47, no. 8, pp. 1418–1425, 1999
  91. A uniplanar compact photonic-bandgap (UC-PBG) structure and its applications for microwave circuit
    IEEE Transactions on Microwave Theory and Techniques, vol. 47, no. 8, pp. 1509–1514, 1999
  92. Efficient FDTD analysis of conductor-backed CPWs with reduced leakage loss
    IEEE Transactions on Microwave Theory and Techniques, vol. 47, no. 8, pp. 1585–1587, 1999
  93. Aperture-coupled patch antenna on UC-PBG substrate
    IEEE Transactions on Microwave Theory and Techniques, vol. 47, no. 11, pp. 2123–2130, 1999
  94. Reconfigurable leaky-mode/multifunction patch antenna structure
    Electronics Letters, vol. 35, no. 2, p. 104, 1999
  95. Push-pull power amplifier integrated with microstrip leaky-wave antenna
    Electronics Letters, vol. 35, no. 22, p. 1891, 1999
  96. Analysis and Application of Photonic Band-Gap (PBG) Structures for Microwave Circuits
    Electromagnetics, vol. 19, no. 3, pp. 241–254, 1999
  97. Silicon/metal/polyimide (SIMPOL) interconnects for broadband mixed signal silicon MMICs
    Electronics Letters, vol. 34, no. 17, p. 1670, 1998
  98. Realisation of magnetic conducting surface using novel photonic bandgap structure
    Electronics Letters, vol. 34, no. 21, p. 2041, 1998
  99. Microstrip-fed quasi-Yagi antenna with broadband characteristics
    Electronics Letters, vol. 34, no. 23, p. 2194, 1998
  100. Optical and Quantum Electronics, vol. 30, no. 11/12, pp. 1065–1078, 1998
  101. TM surface-wave power combining by a planar active-lens amplifier
    IEEE Transactions on Microwave Theory and Techniques, vol. 46, no. 6, pp. 775–783, 1998
  102. Progress in active integrated antennas and their applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 46, no. 11, pp. 1891–1900, 1998
  103. Novel architectures for high-efficiency amplifiers for wireless applications
    IEEE Transactions on Microwave Theory and Techniques, vol. 46, no. 11, pp. 1901–1909, 1998
  104. Injection- and phase-locking techniques for beam control [antenna arrays]
    IEEE Transactions on Microwave Theory and Techniques, vol. 46, no. 11, pp. 1920–1929, 1998
  105. Dielectric waveguide-based leaky-wave antenna at 212 GHz
    IEEE Transactions on Antennas and Propagation, vol. 46, no. 11, pp. 1665–1673, 1998
  106. Broad-band power amplifier using dielectric photonic bandgap structure
    IEEE Microwave and Guided Wave Letters, vol. 8, no. 1, pp. 13–14, 1998
  107. Novel 2-D photonic bandgap structure for microstrip lines
    IEEE Microwave and Guided Wave Letters, vol. 8, no. 2, pp. 69–71, 1998
  108. A novel low-loss slow-wave microstrip structure
    IEEE Microwave and Guided Wave Letters, vol. 8, no. 11, pp. 372–374, 1998
  109. Novel push-pull integrated antenna transmitter front-end
    IEEE Microwave and Guided Wave Letters, vol. 8, no. 11, pp. 405–407, 1998
  110. FDTD analysis of a metal-strip-loaded dielectric leaky-wave antenna
    IEEE Transactions on Antennas and Propagation, vol. 45, no. 8, pp. 1294–1301, 1997
  111. High-efficiency power amplifier integrated with antenna
    IEEE Microwave and Guided Wave Letters, vol. 7, no. 2, pp. 39–41, 1997
  112. Full-wave analysis of packaged microwave circuits with active and nonlinear devices: an FDTD approach
    IEEE Transactions on Microwave Theory and Techniques, vol. 45, no. 5, pp. 819–826, 1997
  113. High-power high-speed photodetectors-design, analysis, and experimental demonstration
    IEEE Transactions on Microwave Theory and Techniques, vol. 45, no. 8, pp. 1320–1331, 1997
  114. Velocity-matched distributed photodetectors with high-saturation power and large bandwidth
    IEEE Photonics Technology Letters, vol. 8, no. 10, pp. 1376–1378, 1996
  115. Application of Volterra series to the problem of self-oscillating mixer
    IEEE Transactions on Microwave Theory and Techniques, vol. 44, no. 2, pp. 269–274, 1996
  116. Use of direct-modulated/gain-switched optical links in monopulse-type active phased array systems
    IEEE Transactions on Microwave Theory and Techniques, vol. 44, no. 2, pp. 326–330, 1996
  117. DC instability of the series connection of tunneling diodes
    IEEE Transactions on Microwave Theory and Techniques, vol. 44, no. 6, pp. 936–943, 1996
  118. Modeling of microwave active devices using the FDTD analysis based on the voltage-source approach
    IEEE Microwave and Guided Wave Letters, vol. 6, no. 5, pp. 199–201, 1996
  119. Free-space RF triggering of an active antenna with series-connected tunneling diodes
    IEEE Microwave and Guided Wave Letters, vol. 6, no. 8, p. 280, 1996
  120. Analysis and application of nonleaky uniplanar structures with conductor backing
    International Journal of Microwave and Millimeter-Wave Computer-Aided Engineering, vol. 6, no. 5, pp. 319–327, 1996
  121. Three-dimensional time-domain method for solving Maxwell's equations based on circumcenters of elements
    IEEE Transactions on Magnetics, vol. 32, no. 3, pp. 946–949, 1996
  122. Fundamental and subharmonic excitation for an oscillator with several tunneling diodes in series
    IEEE Transactions on Microwave Theory and Tec