[PDF] Top 20 UWB Antennas with Multiple Notched-Band Function

... A given communication system is considered as ultra-wideband (UWB) system when it has a large relative bandwidth (20% or higher) or a large absolute bandwidth (500 MHz or higher) or both of them. In 2002, the ... See full document

... planer antennas by defected ground structure (DGS), slot, fractal, split rings, ...of UWB frequency [5]. Extensive applications of UWB antenna are found in the smart home ...system. Multiple ... See full document

... planar UWB spatial diversity antenna with band-notched function is proposed in this ...The band-notched function is achieved by etching two slits in the two radiating ... See full document

... good time-domain characteristic as well as a small pulse distortion. Additionally, the antenna peak gain in part of the operating band is shown in Figure 7, where a sharp gain decreases around 5.7 GHz, reflecting ... See full document

... design UWB antennas with various bands-notched characteristics that have been reported in open ...Several antennas are designed with one notched band [2-7], two [8-12] or three ... See full document

... The method of moment (MoM) based simulation software IE3D TM is employed in this paper for design and optimization process. The exciting stub is the key factor in the optimization process. Its three parameters L, W , and ... See full document

... presented UWB antenna designs, the printed monopole antenna [20–25] showed advantages due to its compact size, simple structure, wideband realizable characteristic, omnidirectional radiation patterns, high ... See full document

... receive multiple transmissions [34–36]. A good UWB polarization diversity antenna should have low mutual coupling, ...of UWB antennas show the continuous interest in UWB antenna design ... See full document

... or notched bands, the tuneability is one of the important characteristics that must be introduced in order to completely reduce this unwanted ...rejected band, continuously [2, ...single ... See full document

... various UWB bandpass filters have been designed and reported, including filters of composite lowpass and highpass structures [1], shorted-circuited stub filters [2] [3], multiple-mode resonator (MMR) ... See full document

... compact UWB antennas with symmetric and asymmetric ground plane configurations without compromising on the antenna ...proposed antennas are in good agreement with each ... See full document

... reflections from the connectors and the finite substrate. Comparisons with other reported UWB antennas with notched bands are listed in Table 1. It shows that the proposed antenna has good performance. ... See full document

... commercial UWB radio systems [1]. The frequency range allocated for UWB spectrum is different in different ...China, UWB spectrum is allocated from 6 to 9 GHz, whereas in Korea from ...upper UWB ... See full document

... and multiple-mode resonator (MMR) ...small band-pass filter with a notched band is urgent requirement in UWB radio system to suppress the interferes by the WLAN radio ...signals. ... See full document

... for UWB communication, while the back-to-back and side-by- side configurations giving rise to a ‘stop-band’ around 5 ...better antennas have been reported in [8]. We next discuss the ... See full document

... designing UWB systems for handling high data rates in the presence of wireless communications standards, which causes electromagnetic (EM) interference [2] such as ...of UWB MIMO antennas with ... See full document

... compact UWB BPF with notched band and improved out-of-band performance for the use in wireless ...A UWB BPF is built up by the CPW multiple-mode resonator (MMR) and ... See full document

... free band in ...the UWB band systems, such as the Worldwide Interoperability for Microwave Access (WiMAX) in the ...3.3–3.7-GHz band, Wireless Local Area Network (WLAN) in the 5.15–5.825-GHz ... See full document

... dual-frequency band-notched antennas or on the same layer within the antenna ...generate multiple band ...some UWB antennas is shown in ... See full document

... The band-notched technique for UWB DRAs can be further extended to generate dual band notches within the operating ...two band notches would be ...dual-band-notched ... See full document