2008 |
16 | EE | Hideki Ueda,
Jiro Hirokawa,
Makoto Ando,
Osamu Amano,
Yukio Kamata:
A Lightweight Radial Line Slot Antenna with Honeycomb Structure for Space Use.
IEICE Transactions 91-B(3): 871-877 (2008) |
2007 |
15 | EE | Takafumi Kai,
Jiro Hirokawa,
Makoto Ando:
Moment Method Analysis of a Plane Wave Generator in an Oversized Rectangular Waveguide.
IEICE Transactions 90-B(1): 105-113 (2007) |
14 | EE | Takafumi Kai,
Jiro Hirokawa,
Makoto Ando,
Hiroshi Nakano,
Yasutake Hirachi:
A Cost-Effective Transition between a Microstrip Line and a Post-Wall Waveguide Using a Laminated LTCC Substrate in 60-GHz Band.
IEICE Transactions 90-C(4): 907-910 (2007) |
2006 |
13 | EE | Takuichi Hirano,
Kimio Sakurai,
Jiro Hirokawa,
Makoto Ando,
Tetsuya Ide,
Atsushi Sasaki,
Kazufumi Azuma,
Yukihiko Nakata:
Design of 1 m2 Order Plasma Excitation Single-Layer Slotted Waveguide Array with Conducting Baffles and Quartz Glass Strips Using the GSM-MoM Analysis.
IEICE Transactions 89-B(5): 1627-1635 (2006) |
12 | EE | Takafumi Kai,
Yusuke Katou,
Jiro Hirokawa,
Makoto Ando,
Hiroshi Nakano,
Yasutake Hirachi:
A Coaxial Line to Post-Wall Waveguide Transition for a Cost-Effective Transformer between a RF-Device and a Planar Slot-Array Antenna in 60-GHz Band.
IEICE Transactions 89-B(5): 1646-1653 (2006) |
11 | EE | Shin-ichi Yamamoto,
Jiro Hirokawa,
Makoto Ando:
A Single-Layer Hollow-Waveguide 8-Way Butler Matrix.
IEICE Transactions 89-C(7): 1080-1088 (2006) |
2005 |
10 | EE | Miao Zhang,
Jiro Hirokawa,
Makoto Ando:
A Three-Way Divider for Partially-Corporate Feed in an Alternating Phase-Fed Single-Layer Slotted Waveguide Array.
IEICE Transactions 88-B(11): 4339-4345 (2005) |
9 | EE | Takuichi Hirano,
Jiro Hirokawa,
Makoto Ando:
A Design of a Leaky Waveguide Crossed-Slot Linear Array with a Matching Element by the Method of Moments with Numerical-Eigenmode Basis Functions.
IEICE Transactions 88-B(3): 1219-1226 (2005) |
8 | EE | Takafumi Kai,
Jiro Hirokawa,
Makoto Ando:
Feed through an Aperture to a Post-Wall Waveguide with Step Structure.
IEICE Transactions 88-B(3): 1298-1302 (2005) |
7 | EE | Shin-ichi Yamamoto,
Nozomu Hikino,
Jiro Hirokawa,
Makoto Ando:
A Post-Wall Waveguide Slot Array with a Three-Way Power Divider on a Single-Layer Dielectric Substrate.
IEICE Transactions 88-B(4): 1740-1742 (2005) |
6 | EE | Yasuhiro Tsunemitsu,
SeHyun Park,
Jiro Hirokawa,
Makoto Ando,
Yohei Miura,
Yasuhiro Kazama,
Naohisa Goto:
Reflection Characteristics of Center-Feed Single-Layer Waveguide Arrays.
IEICE Transactions 88-B(6): 2313-2319 (2005) |
5 | EE | M. G. Sorwar Hossain,
Jiro Hirokawa,
Makoto Ando:
Grating Lobes Suppression in Transverse Slot Linear Array with a Dual Parasitic Beam of Strip Dipoles.
IEICE Transactions 88-B(6): 2320-2326 (2005) |
4 | EE | Yuichi Kimura,
Masanari Takahashi,
Jiro Hirokawa,
Makoto Ando,
Misao Haneishi:
An Alternating-Phase Fed Single-Layer Slotted Waveguide Array in 76 GHz Band and Its Sidelobe Suppression.
IEICE Transactions 88-C(10): 1952-1960 (2005) |
3 | EE | M. G. Sorwar Hossain,
Jiro Hirokawa,
Makoto Ando:
A Waveguide Broad-Wall Transverse Slot Linear Array with Reflection-Canceling Inductive Posts and Grating-Lobe Suppressing Parasitic Dipoles.
IEICE Transactions 88-C(12): 2266-2273 (2005) |
2 | EE | Shin-ichi Yamamoto,
Jiro Hirokawa,
Makoto Ando:
A Half-Sized Post-Wall Short-Slot Directional Coupler with Hollow Rectangular Holes in a Dielectric Substrate.
IEICE Transactions 88-C(7): 1387-1394 (2005) |
2004 |
1 | EE | Hisahiro Kai,
Jiro Hirokawa,
Makoto Ando:
Circularly Polarized Post-wall Waveguide Slotted Arrays.
IEICE Electronic Express 1(1): 7-12 (2004) |