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There is few linearization techniques has been reported for cmos. But I am wondering that can I use these techniques for other nonlinear fets(e.g. hjfet)?
Cmos LNA Design Example in AWR
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I want to analyse with derivative superposition method cmos LNA in AWR. I try to simulate the circuit. But the results are...
I try to simulate derivative superposition cmos Lna in AWR circuit . But the results are very odd. I use 0.18um cmos. I biased cmos's in weak and strong inversion values.I showed my circuit and the graphs in these images. Please someone tell me whats wrong?
My Cmos LNA circuit's has an LC tank. I don't know which element should I use for inductor and capacitor. For capacitor can I use varactor? And If I can use a vcap, how can I import the data file of vcap?
Re: Cmos LNA Design Example in AWR
Sorry, I wrote these accidentally. S11,S22 and S21 are dB. Do you have any circuit example. If you will give me an example circuit,I can compare with mine.
Re: Cmos LNA Design Example in AWR
Sorry, I wrote this informations the previous post. So,I couldn't think that. I used 180nm Cmos process and apply the folded cascode LNA with Mds Technique (modified derivative superposition). The center frequency is 5GHz. I import the spice netlist in Awr...
Cmos LNA Design Example in AWR
I want to design a cmos LNA circuit in AWR. I built in AWr and run.But I can't obtain reasonable result. I think I can't choose the right element.Could someone give me an example circuit,Please?
I want to design a cmos LNA circuit in AWR. I built in AWr and run.But I can't obtain reasonable result. I think I can't choose the right element.Could someone give me an example circuit,Please?
I want to design 180nm cmos LNA in AWR. I have an input and output matching network. Noise figure,input and output matching values are normal but I can't get the reasonable result for the gain. The gain is -3dBm. I am so confused.I can't find the problem.Please help me.
I want to find power gain(S21) ,impedance matching (S11) and noise figure using s parameters for cmos LNA.And I want to do simulations in orcad pspice. How can I do that?
please help
I want to plot Pout-Pin graph in pspice. In DC sweep analysis, I can sweep only voltage or current. I can't sweep Pin. So ,I think I can do this with parametric sweep analysis but I don't know how.
Please help me,
Thanks in advance
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