... isolation between ports 1 and 4, and 2 and 3 is greater than 19 dB in the 3.1 to 10.6 GHz frequency band. In the same band, the coupling between ports 1 and 3 and 2 and 4 is 3 dB with a ±1 dB ... simulated and measured return loss characteristics at Port 1 and the simulated and measured transmission coefficients between port 1 and Port 8 and 9. Similarly, Fig. 11 presents the simulated and ... Port 8 and 9 of the reflectometer. Fig. 11. Simulated and measured reflection coefficient at Port 2, and simulated and measured transmission coefficients between Port 2 and Port 3, 8 and 9....
Ngày tải lên: 20/06/2014, 11:20
... AdvancedMicrowave Circuits and Systems442 complex reflection coefficient as defined in (6) due to open, short and load conditions for and . The incident and backscatter waves ... consisting of a pole and zero as shown in Fig. 8 located inside a segment of bandwidth with start and stop frequencies f1 and f2. We are allowed to move the positions of poles and zeros within ... AdvancedMicrowave Circuits and Systems446 There could be alternative ways to recover the phase ripple information and this method is not claimed to be the optimum one. We observe that the detection bandwidth...
Ngày tải lên: 20/06/2014, 11:20
Advanced Microwave Circuits and Systems Part 15 ppt
... between larvae and adults mortality rate of Tribolium and Sitophilus Granarius exposed to microwave radiation (2.44 GHz) in terms of exposed time AdvancedMicrowave Circuits and Systems488 ... lives will AdvancedMicrowave Circuits and Systems490 Ikediala, J. N.; Tang, J.; Neven, L. G.; Drake, S. R.; (2000). “Dielectric Properties of apple culvitars and codling moth larve, Transaction ... Agriculture” , 3rd International Conference on Broadband Dielectric Spectroscopy and its Applications, 23-26 August 2004, Delft, Netherlands, pp.200. Nelson, S.O.; Tetson, L. E.; (1974). “Possibilities...
Ngày tải lên: 20/06/2014, 11:20
Advanced Microwave and Millimeter Wave Technologies Devices, Circuits and Systems Part 4 ppt
... AdvancedMicrowave and MillimeterWave Technologies:SemiconductorDevices, Circuits and Systems122 device quality factor (Q) and (iv) of SDR and DDR diodes for both flat and SLHL structures,. ... and Johnson’s FOM for Si as unity, the Baliga and Johnson’s FOM for GaAs are 11.0 and 7.1, respectively, while those for WBG semiconductor SiC are 29.0 and 278 and those for GaN are 77.8 and ... IMPATT diodes are designed and studied thoroughly by Mukherjee et al. (2009 a) at three different window frequencies: 35 GHz (Ka-band), 140 GHz (D-band) and 220 GHz (Y- band) and the corresponding...
Ngày tải lên: 21/06/2014, 06:20
Advanced Microwave and Millimeter Wave Technologies Devices, Circuits and Systems Part 5 ppt
... the carrier and depends on the channel bandwidth. Recent standards like mobile WiMAX and LTE are very flexible and propose different channel bandwidths, number of carriers and coding and modulation ... whole ISM band from 2.4 to 2.48 GHz, with 3dB insertion loss and 40 dB out-of-band and image AdvancedMicrowave and MillimeterWave Technologies:SemiconductorDevices, Circuits and Systems156 ... frequency bands and these frequency bands can be split into smaller bandwidth channels allocated to different users. The RF filter is used to select the standard bands while the IF and/ or BF...
Ngày tải lên: 21/06/2014, 06:20
Advanced Microwave and Millimeter Wave Technologies Devices, Circuits and Systems Part 11 ppt
... UltrawidebandBandpassFilterusingCompositeRight- and Left-HandednessLineMetamaterialUnit-Cell 395 Ultrawideband Bandpass Filter using Composite Right- and Left- HandednessLineMetamaterialUnit-Cell SungtekKahng X ... convenience, we check the critical points, say, transmission and stop bands . UltrawidebandBandpassFilterusingCompositeRight- and Left-HandednessLineMetamaterialUnit-Cell 397 Different from ... in Tables 7 and 8 and values of s 1 and s 2 are restricted by s 1 , s 2 < 3, while values of c 1 and c 2 are restricted by c 1 , c 2 < 30. Indexes 1 AdvancedMicrowave and MillimeterWave Technologies:SemiconductorDevices, Circuits and Systems398 line...
Ngày tải lên: 21/06/2014, 06:20
Advanced Microwave and Millimeter Wave Technologies Devices, Circuits and Systems Part 14 pptx
... wind vector and wave height are assimilated into regional and global numerical weather and wave models, thereby extending and improving our ability to predict future weather patterns and sea/ocean ... Aperture Radar (SAR) and Radar Altimeter. However, for the local numerical weather and wave 26 AdvancedMicrowave and MillimeterWave Technologies:SemiconductorDevices, Circuits and Systems538 ... distorting the signal generating nonlinear distortion both in-band and out-of-band. The in-band distortion cannot be filtered out, and some form of linearizer should be used or other form of reconstruction...
Ngày tải lên: 21/06/2014, 06:20
Advanced Microwave and Millimeter Wave Technologies Devices, Circuits and Systems Part 17 ppt
... AdvancedMicrowave and MillimeterWave Technologies:SemiconductorDevices, Circuits and Systems634 5. Experimental Set-up The used 38 GHz, 58 GHz, and 93 GHz radio systems, the meteorological measurements ... 5.2 Meteorological measurements The meteorological conditions are identified both by means of colour video-camera images of the space between the transmitter and the receiver sites and of the ... monthly and annual statistics of both rain intensities and rain attenuation and the assessed availability performances of experimental links are presented in this section. 6.1 Monthly and annual...
Ngày tải lên: 21/06/2014, 06:20
Advanced Microwave Circuits and Systems Part 1 ppt
... V noise and I noise are the induced voltage and current noises on the adjacent line and V driver and I driver are the driving voltage and current on the active line. Since both the voltage and ... 3 and 4 yeilds ܸ ଵ ൌ ሺ ܮ െܮ ሻ ௗூ భ ௗ௧ (5) Current into the page Current out of the p a g e I Advanced Microwave Circuits and Systems Advanced Microwave Circuits and ... digital signaling systems and radio-frequency (RF) circuits. Millimeter-wave CMOS circuits have also been becoming a hot research topic. To characterize on-chip devices and circuits, on-wafer scattering...
Ngày tải lên: 21/06/2014, 06:20
Advanced Microwave and Millimeter Wave technologies devices circuits and systems Part 8 ppt
Ngày tải lên: 21/06/2014, 10:20
Advanced Microwave and Millimeter Wave technologies devices circuits and systems Part 10 pptx
Ngày tải lên: 21/06/2014, 10:20
Advanced Microwave and Millimeter Wave technologies devices circuits and systems Part 13 ppt
Ngày tải lên: 21/06/2014, 10:20
Advanced Microwave and Millimeter Wave technologies devices circuits and systems Part 14 pptx
Ngày tải lên: 21/06/2014, 10:20
Báo cáo "Another method of logic synthesis of digital counting circuits " pptx
... form 1 and 2 depend on ε, ℓ (ℓ ∈ k). This dependence is demonstrated by the periodical existence of P and frequency of existence in each period F (See table 3 and Figure 4) From table 3 and ... many difficulties and even become impossible if over 10 variants are available. In order to deal with this weakness, it is both necessary and rational to use computer in logical synthesis ... OF SCIENCE, Mathematics - Physics, T.xXI, n 0 3, 2005 55 Another method of logic synthesis of digital counting circuits Nguyen Quy Thuong Vietnam National University, Hanoi Abstract. In...
Ngày tải lên: 14/03/2014, 13:20