[PDF] Top 20 Dual-Band Filter for WiMAX and WLAN with Improved Upper Stop Band Performance

... describe filter performance variations for parametric variation and to optimize filter parameters, parametric analyses have been carried ...proposed filter for different positions, ...proposed ... See full document

... [11], dual inverted L-shaped branches [12], tree-like structure branches [13] are applied to achieve high ...GHz WLAN bands and ...frequency band with good ...system performance. A ... See full document

... entire WLAN band without increasing the dimensions, two sets of band-notched structures are used to form a compact dual band-notched ultra-wideband ...One band-rejected structure ... See full document

... with improved upper rejection ...and dual-band responses with harmonic suppression can be ...the upper rejection bands of the proposed filters are increased up to near third- and ... See full document

... each band related to the couple (L 3 ) and perturbation (P 1 ) can be obtained by ...each band are controllable. Second, the third band is the periodicity of the first and second resonated ... See full document

... a filter based on Composite Right/Left Handed (CRLH) structures is presented, wide pass band is obtained due to the balanced CRLH ...its upper stop band. The CSRRs work as a stop ... See full document

... compact dual-band band-pass filter is proposed in this ...respectively. Dual-resonance operation usually needs two resonators on the same layer to generate two passbands ...implement ... See full document

... for dual-band operation is ...achieving dual operation bands, especially an extremely wide bandwidth for the higher band, can be ...and upper bands, respectively, which agree well with ... See full document

... miniaturized dual band u-slot patch antennas for WLAN ...been improved in two designs of the patch ...and performance of the antenna has been carefully established by parametric ... See full document

... a band pass filter [2, 3]. A wide variety of UWB band pass filters with various design topologies are reported in ...narrow upper stopband performance due to higher order harmonics ... See full document

... with dual band rejected characteristic is ...frequency band and has good radiation performance and time-domain characteristic in the working ...achieves dual band rejection for ... See full document

... Almost 25 dB and 20 dB isolations have been achieved by making use the cylindrical air-gap in the DRA. Total efficiency achieved at both the bands is better than 91%. Simulated and measured S-parameters are in good ... See full document

... digital filter. The digital filter can be designed after constructing the analog filter and with the application of analog to digital mapping technique with the introduction of frequency ...digital ... See full document

... triple band controllable band rejected antenna with three differently shaped slots for notched bands has been presented and ...5G, upper WLAN band, and X-band, we integrate ... See full document

... Ka band application such as nanosatellite and radar system ...mention performance with respect to better gain and bandwidth and operates at higher frequency band (14GHz to ...better ... See full document

... for dual-band antennas, the coplanar waveguide (CPW) [12-18] is very attractive by researchers due to its attractive features, such as low profile, low cost and better isolation from feeding ... See full document

... DGS has its unique characteristics including sharp transition knee, compact size and no unnecessary harmonics in wide frequency range. So the DGS and improved DGS have been applied to design filters in many ... See full document

... In this paper, a new compact dual-band fractal antenna is proposed for WLAN and WiMAX applications. The proposed multiband antenna is studied and designed using the electromagnetic (EM) ... See full document

... utilizing of a double planar U-shaped antenna. Furthermore, to achieve a reconfigurable function, a PIN diode switch is introduced across the slot between the two U-shaped patches. By controlling the PIN diode, the ... See full document

... Abstract—In present scenario, this paper intends to demonstrate the practicality of a miniaturized coplanar waveguide fed metamaterial inspired antenna that can be effectively operated at dual bands. A broad-side ... See full document