FreeLists / si-list / [SI-LIST] Re: »Ø¸´£º Re: Question on Obtaining Z parameter through VNA

[Istvan Novak <Istvan.Novak@xxxxxxx>]

My apologies, the e-mail tool truncated the link.  Here it is again:

http://home.att.net/~istvan.novak/

See also Ray's message on the subject.

regards
istvan



Istvan Novak wrote:
> Ivan,
> 
> You can download the manuscripts from http://home.att.net/~istvan.nov=
> ak/
> 
> Best regards,
> Istvan
> 
> 
> 
> Ivan Zhang wrote:
> 
>>Dear Zhangkun
>>=20
>>First of all, I'd like to express my appreciation to you for your r=
> 
> apid feedback, but I was wondering how i can get these papers written=
>  by Mr. Istvan Novak, or the whole name of his paper. Hope you can gi=
> ve me some clues. Thanks.
> 
>>=20
>>Best Regards
>>=20
>>Ivan
>>Zhangkun <zhang_kun@xxxxxxxxxx> =D0=B4=B5=C0=A3=BA
>>Dear Ivan
>>=20
>>There are several paper, written by Istvan Novak, are about this to=
> 
> pic.
> 
>>=20
>>Best Regards
>>=20
>>Zhangkun
>>2005.8.2
>>----- Original Message -----=20
>>From: "Ivan Zhang"=20
>>To:=20
>>Sent: Tuesday, August 02, 2005 11:30 AM
>>Subject: [SI-LIST] Question on Obtaining Z parameter through VNA
>>=20
>>=20
>>=20
>>
>>>Dear all.=20
>>>I got to know this method by chance, however, the author of the pap=
> 
> er doesn't mention how to deduce this formula. Thus, hope someone can=
> =20
> 
>>>help me. Thanks in advance.
>>>
>>>
>>>port1 port2
>>>-----------------------------------------------
>>>+ | +
>>>|
>>>Z dut=20
>>>|
>>>_ | _
>>>-----------------------------------------------
>>>
>>>The SMA for port1 is very close to DUT as well as the SMA for port2=
> 
> . Get the S21 through 2-port s-parameter measurement, then calculate =
> Zdut according to the formula shows below.
> 
>>>S21 =3D Zdut/(Zdut + Zo/2)=20
>>>Zo is the impedance of VNA, it's 50 ohms in general.
>>>
>>>
>>>
>>>
>>>Best Regards
>>>
>>>Ivan
>>>
>>>
>>>---------------------------------
>>>DO YOU YAHOO!?
>>>=D1=C5=BB=A2=C3=E2=B7=D1G=D3=CA=CF=E4=A3=AD=D6=D0=B9=FA=B5=DA=D2=
> 
> =BB=BE=F8=CE=DE=C0=AC=BB=F8=D3=CA=BC=FE=C9=A7=C8=C5=B3=AC=B4=F3=D3=
> =CA=CF=E4=20
> 
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>>
>>=20
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> =E2=B7=D1=D3=CA=CF=E4?
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> 
> 
> --=20
> Istvan Novak=09=09Sun Microsystems, Inc.
> Istvan.Novak@xxxxxxx=09Workgroup Servers, BDT Group,
> =09=09=09One Network Drive, Burlington, MA 01803
> =09=09=09Phone: (781) 442 0340
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-- 
Istvan Novak            Sun Microsystems, Inc.
Istvan.Novak@xxxxxxx    Workgroup Servers, BDT Group,
                        One Network Drive, Burlington, MA 01803
                        Phone: (781) 442 0340

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