RE: [SI-LIST] : Rambus SI problems ...

Chris Cheng (hycheng@3pardata.com)
Fri, 1 Oct 1999 14:54:37 -0700

ron,
interesting patent.
have you look into US patent 5,115,455 dated May 19, 1992 ?
chris

> -----Original Message-----
> From: owner-si-list@silab.eng.sun.com
> [mailto:owner-si-list@silab.eng.sun.com]On Behalf Of Ron Nikel
> Sent: Friday, October 01, 1999 1:52 PM
> To: si-list@silab.eng.sun.com
> Subject: RE: [SI-LIST] : Rambus SI problems ...
>
>
> D. C.
>
> Hey, just to add fuel to the fire their (RAMBUS) senior signal integrity
> engineer has recently "left" the company. I just want to add to your
> rant -
> since I have many of the patents in the area of source synchronous
> communication at multi Mb speeds I examined for SGI the Rambus
> technology at
> 800Mb/s. And said one thing.....they don't know what they are talking
> about, it will never work reliably and their architecture leaves them
> open
> to too many jitter and skew problems - not to mention they haven't
> looked at
> crosstalk.
>
> Rambus is dumb, and intel was a bit silly beleiving that it work 100% as
> advertised - nintendo was a good example of how RAMBUS was clueless.
>
> Ron.
> *******************************************
> Ronald E. Nikel
> Signal Integrity, Circuit Design
> President
> TriCN Associates LLC
>
> 22 Harper St
> San Francisco, CA 94131
> renikel@tricn.com
> PH : (415) 824-4154
> FX : (415) 824-4154
> Mobile : (415) 509-1283
> Email Paging : 4155091283@paging.cellone-sf.com
> http://www.tricn.com/
>
> ************************
> Contrary to the spin control appearing in the press, this is a pure SI
> problem and not actually a flaw in the Camino chipset. Unless, of
> course,
> you consider the use of Rambus memory to be a flaw of the chipset. Also
> interesting, my sources (TANS) also say that this isn't news to Intel
> engineers; they've known about it for months but in the rather tense
> political environment at Intel the news didn't make it to the
> adminisphere.
> The phrase "career-limiting move" have been heard a lot lately.
>
> There's an utterly MARVELOUS story here. I've always been a big
> believer
> in the Horrible Example school of engineering education, and watching
> the world's largest semiconductor company crater in an extremely public
> way over mismanaged signal integrity should be very, very useful in the
> years to come.
>
> --
> D. C. Sessions
> dc.sessions@vlsi.com
>
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