11 Questions 8 Answers 0 Followers
Questions related from Anum Ahmed Pirkani
When an adaptive null/ notch is placed in the antenna pattern - towards let's say in the direction of interference or any specific target - where does the original energy in the artificially...
16 March 2021 9,719 8 View
Hi All, I have around 300 random signals and am determining the correlation coefficient of these signals to get a 300*300 correlation matrix consisting of all the possible correlations. I am...
25 November 2019 2,788 2 View
Hi All, I was wondering if the process of beamforming is the same as coherent integration. I say this because in the case of digital beamforming, we basically multiply the result of 1st FFT...
30 August 2019 8,785 4 View
Hi All, I am working on the design of an S band continuous wave high power amplifier based on 64QAM signal. The major bottleneck for the time being is the selection of a suitable amplifier/...
20 July 2019 9,103 4 View
Hello All, I have gone through a few research documents where I came across a term "Spatial Frequency" which is basically the sin of theta where theta is the azimuth angle ranging from -90 to 90...
17 July 2019 4,929 3 View
Hi All I was just wondering that as a mixer adds and subtracts the input frequencies, what happends if both the inputs (RF and Local Oscillator) have a phase in them as well. How would the mixer...
28 March 2019 6,064 2 View
Hi All, I am designing an L band antenna. The S11 of antenna is below -10dB in the operational band of 1.2GHz - 1.4GHz. However, the dip of S11 is not in the operational band. It is at about...
21 March 2019 5,938 9 View
Hi All, I have to cover some regions of my antenna with a microwave absorber in CST to observe its effects. However, I cant find any suitable pre-defined material in CST which can act as an...
10 March 2019 9,547 4 View
Hi all, I am designing a curve stacked dipole antenna with following specifications. Frequency of operation: L band Azimuth: Omni-directional Elevation: 6 to 70 degrees Polarization:...
08 March 2019 6,312 3 View
Hi all, I am researching on the methods to detect and track humans within a range of approximately 200m using Radar. Can someone point out the literature review along with a brief overview of the...
17 October 2018 8,419 0 View
Hey All, I have been going through many researchers papers, but couldn't find an appropriate research on the comparison of parameter identifibility for a phased array Radar with full array...
10 August 2018 1,532 0 View
