[PDF] Top 20 A Novel Compact Feeding Network for Array Antenna

... microwave compact components, such as couplers and power dividers in communication systems, has been increased, ...of feeding networks such as sequential rotation and series-parallel feeding ... See full document

... A compact CPW-fed double T-Shaped antenna is proposed for dual-band wireless local area network (WLAN) ...proposed antenna, the -10 dB return loss bandwidth could reach about ...the ... See full document

... planar array with sequential-phase feeding can generate circularly polarized ...sequential-phase feeding networks have been proposed in ...sequential-phase feeding networks with phases of 0 ◦ ... See full document

... of all, Agilent 8722ES Network Analyzer is used to measure the return loss of the antenna and the result is shown in Figure 5. It can be seen that a good input impedance match characteristics of |S11| < ... See full document

... gain reaches 24.75 dBi. Efficiency adds up to 69%. The realized array provides a peak gain of 21.9 dBi and 65.5% efficiency, thus — as a result of the analysis on the feeding network, a loss of 2.5% ... See full document

... proposed antenna array the corporate feed network is used, as corporate feed arrays are general and ...This feeding technique has more ability to control the feed of each ...feed ... See full document

... microstrip antenna has attracted earnest consideration of the antenna community ...microstrip antenna is very suitable for the requirement of satellite (space- borne) [3] and air-borne applications ... See full document

... of antenna array on the satellite ...the antenna. These plates cause the antenna beamwidth at this face to decrease, and ripple of radiation pattern in this hemispherical is ...the ... See full document

... slot antenna incorporated with the EBG structure of square shapes in the feed network has been proposed for the ...the feeding network, which shows excellent characteristics of harmonic ... See full document

... higher antenna efficiency, and excellent conformal ...difference feeding method of the in-line and the out-of-line ...feed array has the least polarization control and the narrowest bandwidth ... See full document

... The antenna configuration for the upcoming 5G mobile communications must meet certain criterions like the compact size in which it makes it suitable for femtocell backhauling, supporting high bandwidth, ... See full document

... phased array antenna suitable for fourth generation (4G) Long Term Evolution (LTE) at ...Area Network (WLAN) at 5 GHz systems is developed. The proposed planar array antenna is built ... See full document

... the antenna structure is unsuitable for printed antenna; in [2], the ground and the fed line are arranged in two layers of the substrate; RF-signals is easily interfered by the antenna when it is ... See full document

... CPW-fed antenna are used to improve the ...popular feeding structures adopted in recent ...matching network [12], and loading printed distributed inductance technology [13] and fractal technology ... See full document

... proposed compact differential microstrip antenna operating at ...The feeding points are placed at 5 mm away from the center of the patch, and the basic parameters of the proposed antenna are as ... See full document

... The antenna in [11] with a modified annular ring slot and modified printed arc dipole array has a low profile, but the bandwidth is only ...broadband feeding network is designed to be applied to ... See full document

... a novel tunable feeding ...patch antenna is used to verify the tunable feeding ...tunable feeding network is modeled, and both frequency tuning and impedance tuning performance ... See full document

... ground antenna receivers and satellites, circularly polarized (CP) antennas exhibiting an excellent axial ratio over the operating band and over a wide beamwidth are then required ... See full document

... added into the multiple antenna systems as shown in Fig. 1. It is equivalent to make the off-diagonal elements of the scattering matrix S II at the end plane II equal zero, namely S ij II = 0, i = j , and i , j = 1 ... See full document

... the feeding structure: the stepped strip and the inverted T-shaped ...four antenna prototypes with or without the modified structures are shown in Figure ... See full document