[PDF] Top 20 Microstrip-fed microstrip second higher order leaky-mode antenna

... The microstrip second higher order leaky-mode antenna with the microstrip feeding structure on both ends of the antenna is depicted in ...the ... See full document

... The radiation bands of the antennas are deduced from the leaky-wave propagation characteristics of the microstrip line first higher order leaky mode.. The measured reflection coeflic[r] ... See full document

... odd mode of the ...the microstrip and generate the decayed resonance close to point (point 11 at ...the leaky mode at summit is largely excited because its characteristic impedance is close to ... See full document

... However, the bandwidth is narrow and the leaky wave phenomenon is not clearly observed because the feed excites both the dominant mode and the first higher order mode[r] ... See full document

... TEM-like mode at the X point of the ...the second mode is predominantly a TEM mode, since both electric and magnetic fields are predominantly perpendicular to the direction of wave ...The ... See full document

... first higher order mode of the microstrip line is an odd mode, a phase reversal, or null, appears along the centerline of the ... See full document

... the leaky-wave antenna applying two-layer broadside-coupled microstrips and the isolated leaky ...surface-wave leaky modes, are relatively small in magnitude and are neg- ligible under the ... See full document

... steerable microstrip leaky-wave antenna (LWA) array design, which has dual-beam radiation pattern and two-dimensional (2-D) beam-scanning ...first higher order mode and excited ... See full document

... cylindrical microstrip leaky-wave antenna. The first higher-order leaky-mode is thoroughly investi- ...of leaky modes, which are verified with results obtained by ... See full document

... Leaky mode propagation has found to be a common behavior to most printed waveguides in open or partially open space ...the leaky effects due to the radiation from the first leaky ... See full document

... x antenna. In 6 , Lin, Sheen, and Tzuang proposed a CPS-fed structure for generating the first higher order mode of the leaky-wave ...strips-fed microstrip ... See full document

... the microstrip leaky-wave array excited by the aperture-coupling ...The microstrip first higher order leaky mode is employed as the radiation ...the leaky-wave ... See full document

... first higher order mode is op- erated near the surface-wave leakage ...the microstrip line first higher order ...the mode, which can be clearly observed from the electric ... See full document

... micro-CPW antenna fairly easy since a CPW or a coaxial line can be directly launched into the CPW feed line and they are readily accessible in most laborato- ...MS mode comes first, which should be viewed ... See full document

... 1997 Microstrip Leaky-Mode Antenna Array Cheng-Nan Hu and Ching-Kuang ...eight-element microstrip leaky-mode antenna array is proposed, built, and tested, showing a ... See full document

... A single active microstrip leaky-modc antenna was tuned to a measured free-running frequency of 9.41 5GHz; the microstrip leaky- mode antenna was then positioned near a[r] ... See full document

... Introduction: Ferrite-loaded microstrip patch antennas have beenm widely investigated [I - 41, owing to their abilities for DC mag- netic bias control of beam scanning[r] ... See full document

... conventional microstrip line with a substrate half as thick as the balanced microstrip ...This microstrip-to-balanced-microstrip-line transition must be suffi- ciently long to yield a decent ... See full document

... proposed antenna is shown in ...the antenna and ground plane in the fabrication ...proposed antenna demonstrated a broad impedance bandwidth and wide AR ... See full document

... the microstrip-fed modified quasi-Yagi antenna is ...two microstrip sections tapered from the feeding microstrip line and its truncated ground ...the antenna design and the ... See full document