[ibis-macro] Re: Jitter BIRD 123-3 Draft 5

  • From: "Lenski, Eckhard (NSN - DE/Munich)" <eckhard.lenski@xxxxxxx>
  • To: <wkatz@xxxxxxxxxx>, "IBIS-ATM" <ibis-macro@xxxxxxxxxxxxx>
  • Date: Thu, 22 Dec 2011 13:18:50 +0100

Hello all,

 

some editing comments: 

 

TX_Rj   Time equation :

 

 

Time(n)=n*bit_time+Tx_Rj*gaussian_rand()

gaussian_rand() is a function that returns floating point numbers between -inf 
and _inf. The distribution of these numbers shall be

 

should this be :   between   -inf  and +inf  ?

 

 

Rx_Clock_Recovery_Sj   clock times equation

 

clock_times(n)=clock_times(n)+Rx_Clock_Recovery_Sj*sin(Pi*rand())

rand()is a function that returns floating point numbers between -.5 and +.5. 
The distribution of these numbers shall be an uncorrelated uniform distribution 
between -.5 and .5.

 

last  line   :    between  -.5 and +.5   ( as throughout the whole docment )

 

 

 

regards

Eckhard

 

 

 

Mit freundlichen Grüßen / Best regards / Cordiali saluti / ystävällisin 
terveisin 
Eckhard Lenski 

Nokia Siemens Networks GmbH & Co. KG 
NWS EP CP HW CAD libraries 
St.-Martinstr. 76 
80240 München 
Germany 
phone : +49 89 5159 17080 
email: eckhard.lenski@xxxxxxx 
http://www.nokiasiemensnetworks.com/ibis 

Nokia Siemens Networks GmbH & Co. KG 
Sitz der Gesellschaft: München / Registered office: Munich 
Registergericht: München / Commercial registry: Munich, HRA 88537 
WEEE-Reg.-Nr.: DE 52984304 
Persönlich haftende Gesellschafterin / General Partner: Nokia Siemens Networks 
Management GmbH 
Geschäftsleitung / Board of Directors: Dr. Hermann Rodler, Olaf Horsthemke 
Vorsitzender des Aufsichtsrats / Chairman of supervisory board: Herbert Merz 
Sitz der Gesellschaft: München / Registered office: Munich 
Registergericht: München / Commercial registry: Munich, HRB 163416 

From: ibis-macro-bounce@xxxxxxxxxxxxx [mailto:ibis-macro-bounce@xxxxxxxxxxxxx] 
On Behalf Of ext Walter Katz
Sent: Thursday, December 15, 2011 9:10 PM
To: IBIS-ATM
Subject: [ibis-macro] Jiddet BIRD Draft 5

 

All,

 

Thanks to James, David and Fangyi for doing a detailed review of this BIRD. 
Looking forward to you comments and questions by e-mail prior to the meeting on 
Dec 20, and for discussion at the Dec 20 meeting.

 

Walter

 

Walter Katz

wkatz@xxxxxxxxxx

Phone 303.449-2308

Mobile 720.333-1107

 

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  • » [ibis-macro] Re: Jitter BIRD 123-3 Draft 5 - Lenski, Eckhard (NSN - DE/Munich)