Antennas and Propagation

antennas, including analysis, design, development, measurement, and testing; radiation, radio propagation, and the interaction of electromagnetic... | Contact experts in Antennas and Propagation to get answers

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Questions related to Antennas and Propagation

What tools and software can I use in order to evaluate the performance of DVB-T2 ?

And also an optimization of DVB-T2.

09 September 2013 2,687 3 View

Can someone advise on a line of sight visibility?

How can I calculate los visibility (LOS Probaiity) for my place (for streets). I want to calculate Line of sight visibility (Or LOS probability) on the streets of my city. I want to calculate LOS...

04 September 2013 8,192 5 View

How do I go about designing a Geolocation Database for my area?

I would like to work on a preparation of geolocation database for my area in India. I would like to start with an RF path loss model. How and where should I start? Which tool is best for simulations?

08 August 2013 4,887 4 View

Which is the most accurate and preferred software to generate contour beams of an antenna?

Kindly also provide me any related materials/links if possible.

16 July 2013 8,763 4 View

Can someone advise on what is the typical value of feeding power and/or voltage for a mobile antenna, or which are the reference ranges of values?

Power Settings

11 July 2013 5,564 1 View

Is there any way to estimate path-loss exponent in any kinds of wireless networks? Is there any protocols adaptive to the path-loss exponent ?

There are some ways to calibrate the path-loss exponent in wireless sensor networks, using anchor nodes. But they work only in localization.

07 July 2013 2,850 4 View

Which is the most accurate and preferred software to generate contour beams of an antenna?

Kindly also provide me any related materials/links if possible.

07 July 2013 7,792 2 View

Which software is best to visualize the surface current density and electric field intensity of planar antennas?

There exists a variety of simulation softwares for the modeling and design of planar antennas. All of them provide various tools for each stage of the antenna design flow to study and improve the...

07 July 2013 4,256 61 View

How to plot coverage diagram for some BTSs in urban area?

What do I need to do and with which commercial program can I plot?

07 July 2013 7,165 1 View

Which is the most accurate and preferred software to generate contour beams of an antenna?

Kindly also provide me any related materials/links if possible.

07 July 2013 6,471 5 View

Can someone advise on what is the typical value of feeding power and/or voltage for a mobile antenna, or which are the reference ranges of values?

Power Settings

07 July 2013 1,265 1 View

What should be the minimum qualifications to become a reviewer?

Having a MSc/ MPhil/ PhD? Number of publications?

21 June 2013 5,084 28 View

What should be the minimum qualifications to become a reviewer?

Having a MSc/ MPhil/ PhD? Number of publications?

06 June 2013 9,815 32 View

Simulating an OFDM frequency selective wideband channel

Please advise on simulation (MATLAB) to produce channel gains in frequency domain in addition to time domain variation. Simulation is for OFDM frequency selective wideband channel which spans...

06 June 2013 8,666 2 View

Design of Hexaband PIFA

I am trying to design a hexaband PIFA [Ref:- Do-Gu Kang and Y. SUng, "Compact Hexaband PIFA Antenna for Mobile Handset Applications" IEEE Antennas and Wireless Hexaband Letters, Vol. 9, 2010]....

06 June 2013 6,885 6 View

Is there any geometry or calculation to calculate diffraction by two wedges?

Diffraction

06 June 2013 8,922 3 View

What is the future trend for application of Artificial Magnetic Conductor (AMC) for antenna design?

There is ongoing interest in implementing matematerial in antenna design such as (AMC)

30 May 2013 1,710 3 View

RCS measurement

In my RCS project, I have a measurement result of the target which is in dbm (power received). So here is a question, how can I transform this received power (dbm) to the radar cross section value...

29 May 2013 3,100 1 View

RCS measurement

In my RCS project, I have a measurement result of the target which is in dbm (power received). So here is a question, how can I transform this received power (dbm) to the radar cross section value...

05 May 2013 7,398 1 View

How must the input impedance of frequency independent antennas be?

How input impedance is represented in smith chart for frequency inependent antennas?

24 April 2013 835 1 View

Is it possible to simulate ideal sources with CST Microwave Studio?

I would like to simulate ideal point-like sources or ideal current lines with CST Microwave Studio. Ideal sources could be particularly useful to rapidly evaluate localisation/detection/imaging...

04 April 2013 6,769 12 View

How must the input impedance of frequency independent antennas be?

How input impedance is represented in smith chart for frequency inependent antennas?

04 April 2013 10,002 1 View

How does gain loss occur in a fractal antenna?

04 April 2013 4,091 4 View

How are lagrange multipliers affected by the inclusion of MIMO in cognitive radios?

In optimizing resource allocation in cognitive radios, we use lagrange multipliers but when MIMO is introduced into cognitive radios, how are they affected?

04 April 2013 267 0 View

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