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Recent content by tw20053010

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    how can see return loss of microstrip antenna in hfss

    antenna return loss returen loss can be seen in results-creat report-s11.
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    urgent help in HFSS!!

    Thanks a lot for your helps!!!!!
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    urgent help in HFSS!!

    hfss solve inside Thank you for your reply!! I only add manually skin depth mesh and elect solve inside on the metal conductor. Becuase for my structure, the thinckness of conductor is much thinner than the skin depth required in the low frequency. This leads a different result from metal...
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    urgent help in HFSS!!

    solve inside hfss Dear Sir, I am doing simulation for a microstrip line filter by HFSS. I find the simulated results are totally different if I elect the solve inside when I define the metal. Could you tell when should I elect solve inside and what is it used for? Thank you very much...
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    solve inside for the metals in HFSS

    Hello, Since my microstrip line structure is working under 2GHz, I have to take skin depth effect into consideration. Therefore, I select the metal lines, and add skin depth mesh on all these metal objects. Meanwhile, I elect the inside solution for all the metal objects. Could u tell me...
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    solution of skin depth effect in HFSS

    lossy conductors in hfss I have already read the manual of the HFSS. But I didnot find the information about the solution of the skin depth. Now, I add the solve inside of all the metal in the simulation,and some loss has been demonstrated in the results. But I am not sure is the way right?
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    solution of skin depth effect in HFSS

    hfss metal conductivity Dear Sir, I am doing a circuit simulation by HFSS. This circuit is working at 1 GHz. It is known that the skin depth at that frequency is almost 2 um. Therefore, usually I need the metal thickness to be 6 um. But the simulation results of the circuit with 0.2 um...
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    Transfer the file from HFSS to ADS

    Dear Sir : I am trying to transfer a file from HFSS to the layout of ADS. I export the file from HFSS as dxf., but when I import it under layout in ADS, it always said error. Could u tell me how can I transfer such a file from HFSS to ADS momentum. Thank u very much! Regards, Wei
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    What's the difference between fast sweep and interpolating?

    Dear Sir: I wonder doing a simulation on waveguide. But as the tutorial, it uses the interpolating for sweep type. What's the difference between fast sweep and interpolating? And I heard in certain case, we need change the 'edit impedance Mult' of exitations from '1' to '0.5'. Why...
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    What do the arrows mean when u chick the port field display?

    Re: What do the arrows mean when u chick the port field disp Thank you Sir. So the integration line of the port doesnot mean vector of the E filed??? Regards, wei
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    What do the arrows mean when u chick the port field display?

    Dear Sir: After the HFSS finished the port refining, we can chick the wave mode under the port fiel display. Then there occur many arrows on the port, what do the arrows mean? Do they mean the direction of the E field in the port?? Thank you very much!! Regards, Wei
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    Books about using finite element method in HFSS

    Dear Sir : Does any one have the e-book for the solution method for HFSS? I mean like the FDTD method for IE3 and CST(Time domain) introduce of the method for HFSS(Frequence domain)? Thank you very much!! Regards, Wei
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    How to get the even and odd mode by HFSS

    Dear Sir: As you said, I cannot use voltage source to get the Spara. But how can I get the even-mode and odd-mode of a coupler due to no definition of sign of voltage by HFSS?? Thanks a lot! Regards, Wei
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    How to use voltage source in HFSS?

    Thank you very much!!!! Best regards, Wei
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    How to use voltage source in HFSS?

    hfss assign voltage Dear Sir: I want to use voltage source instead of wave port in HFSS. But I find if I set up the retangulars as the same as the wave port to be a voltage source, I cannot get the S-para results. May I just use valtage source to get the S-para in Driven Model?Could you help...

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