2.5 to 10 GHz
Co axial Fed Rectangular Microstrip Patch Antenna for 5 2 GHz WLAN Application
... 5.244 GHz which gives the measure of the wideband characteristic of the patch ...(5.14-5.36 GHz) is achieved at -10 dB reflection coefficient ...
5
Design of new combined antenna for dual polarization using crossed dipole at 2 23 GHZ and 5 GHZ
... Usually, the radiation pattern of a single radiating element is relatively wide with low directivity [10, 11]. In many applications, antennas with directive characteristics are needed, and this can be done by ...
5
A high gain PIFA at 2 45 GHz and 5 8 GHz using wireless power transfer techniques for pacemaker application
... 2.45 GHz and 5.8 GHz resonant frequencies are design and compared in terms of the advantages and disadvantages for pacemaker application in simulation and measurement ...and 10% of power ...2.45 ...
6
VLA cm-wave survey of young stellar objects in the Oph A cluster: constraining extreme UV- and X-ray-driven disk photoevaporation
... measured 10 GHz fluxes in the new VLA observations are significantly greater than 10 GHz fluxes scaled from the ...7.5 GHz upper limit fluxes of Dzib et ...[0, 2] ...
12
A Novel Dual Band-Notched Monopole Antenna for Ultra-Wideband Application
... Ultra-wideband technology has gained a lot of popularity among researchers and the wireless industry after the FCC permitted its marketing within the frequency band of 3.1 GHz to 10.6 GHz [1]. In UWB ...
9
The evolution of young HII regions. I. Continuum emission and internal dynamics
... at 5 GHz (see Table ...both 5 and 8.6 GHz detections with ...Table 2), and are indicative of op- tically thin thermal emission ...8 GHz and IR luminosities of these ...> ...
25
A Compact Triple Band Meandered Line Antenna for 2 4/3 6/5 GHZ WIFI SAT COM Applications
... 2.4 GHz and 5GHz frequencies is implemented by two meandered ...2.4, 5 and 3.6 GHz frequencies. For 3.6 GHz another set of meandered group is ...
5
A Planar U Type Monopole Antenna for UWB Applications
... − 10 dB points > 20% or total bandwidth > 500 MHz ...3.1 GHz to 10.6 GHz for radar, location tracing, and data transmissions were also approved by FCC in 2002 ...
10
The influence of design parameters on the performance of FBAR in 10–14 GHz
... 6 GHz) are too ...than 10 GHz has ...of 5 GHz to 20 GHz have been reported to show a very high quality (Q) factor, good power handling and small ...(k 2 eff ) values of ...
5
Investigation of metamaterial unit cells based on dispersion characteristics
... and 10 (a) can be used for wireless application due to the resonances occurred at 2-5 GHz as it shown in table 2 while the cells in Figure-4(a), 5 (a), and 6 (a) cannot be used ...
6
Design of Concurrent Low-Noise Amplifier for Multi-Band Applications
... 2.5 GHz and 5.8 GHz to the ...2.5 GHz and the level of the input signal at ...5.8 GHz. As seen, with the signal at 5.8 GHz at the input increasing, the output signal at ...2.5 ...
14
Dual-Polarized Complementary Structure Antenna Based on Babinet's Principle
... of 5 GHz and suitable S ...= 2 . 5 mm, R = 7 mm, r = 10 . 8 mm, d = 1 mm, l = 10 mm, h 1 = 8 mm, h = 14 mm, h 2 = 1 .... 2 mm. Fig. 5 shows the S parameters, ...
8
A Broadband 3D Printed Fractal Tree Monopole Antenna
... − 10 dB starting at approximately 1.43 GHz and continuing to ...at 2 GHz, 4.4 GHz, 5.4 GHz, 9.5 GHz, 12.7 GHz, ...15.5 GHz, and ...
12
A comparison between rectangular and C shapep patch antenna for bandwidth improvement at 5 2 GHz for WLAN applications
... A comparison between rectangular microstrip patch and C-shaped patch antennas are proposed in this paper for wireless local area networks (WLANs) applications operating at the frequency band of 5.2 GHz. The ...
6
A Novel Monopole Dual Band-Notched Antenna with Tapered Slot for UWB Applications
... 3.1 GHz to 10.6 GHz, including return loss less than −10 dB or VSWR below ...10.6 GHz), WiMAX (3.3 ∼ 3.7 GHz) and WLAN ...5.825 GHz), band-notched function is appreciable and ...
9
2 (10′,10′ Dimethyl 3′ sulfanylidene 4′ azatricyclo[5 2 1 01,5]decan 2′ yl) 10,10 dimethyl 4 azatricyclo[5 2 1 01,5]decane 3 thione
... postulate that the dimeristion occurs via initial deprotonation of the thiolactam α -carbon to give a thioenolate, followed by oxidative coupling and eventual [3,3]sigmatropic rearrangement of the resultant disulfide ...
7
Effects of Defected Waveguide Structure Toward Wideband Monopole Antennas
... In recent years, a burgeoning demand on high resolution and high data rate has kept growing in the modern communication technology. Thus, ultra-wideband (UWB) technology was developed to support maximum bandwidth. This ...
13
A Miniaturized Quasi-Self-Complementary UWB Antenna with Band-Rejection Characteristic
... 13.4 GHz) and a compact antenna having a limited occupation area of 157.5 mm 2 are ...with 5 GHz IEEE 802.11j/n WLAN (5.47–5.725 GHz, 5.725– 5.825 GHz) wireless systems, a ...
6
Design and Characterization of a 5 2 GHz/2 4 GHz Fractional Frequency Synthesizer for Low Phase Noise Performance
... The details of the actual circuit implementation will not be discussed in this paper, but are similar to those given in [11]. The raw VCO phase noise can be either predicted from a calculation [6] or else simulated with ...
11
A Compact Multiband Omnidirectional GNSS Antenna for Artillery Projectiles Applications
... H 2 decreases, the two resonance points shown in Fig. 5 move to upper ...Fig. 5, it can be concluded that the height of cone is the major factor of the upper resonances ...
8