Intel must have those performance tests... I've seen them, but don't know where
they are now..
"Lawson, Weston" wrote:
> Your a hero Tony, Is there a performance analysis somewhere that juxtaposes
> the thresholds functions and flaws of these chips. Gotta know!
>
> -----Original Message-----
> From: Tony Chan [mailto:tonyc@telecomasia.net]
> Sent: Thursday, August 23, 2001 5:03 PM
> To: keitai-l@appelsiini.net
> Subject: (keitai-l) Re: Keitai components
>
> The semiconductor companies that I have spoken to are pretty vague about the
> where their chips end up. There seems to be two distinct business models for
> chips in phones: licensing and OEM. Everyone knows that ARM is the biggest
> supplier of core processors for mobile phones, but how do you explain the
> fact
> that Texus Instruments is the largest supplier of actual DSP chips for
> mobile
> phones? TI actually licenses the ARM core for its DSPs, like most of the DSP
> makers also license the core processor design from ARM.
>
> So there is the IC design that can be sold to another company to integrate
> it
> into their own chip design (ARM for TI's DSPs for example). Then there is
> the
> model where the company, such as ARM, sells the complete core inside their
> own
> packaging to a mobile phone operator to put in a phone (not into another
> chip
> design). Most 3G phones are talking about 2 processors. One DSP, which might
> already include an ARM core for handling the basic phone features (UI,
> messaging, calendering, etc.) and another processor, dubbed "applications
> processor," which can also be an ARM processor, to handle more advance
> features
> (video or MP3 for example).
>
> While ARM currently dominates the market, Intel is making a run into the
> market
> with their StrongARM chip, which they brought off Compaq/DEC. Intel wants
> the
> StrongARM to become THE "applications processor" on phones. They also have
> another strategy, calling PCA, which address the integrated DSP chip (in
> partnership with National Semiconductor - or whatever they are called now).
>
> Other names with offering for advanced DSPs - Motorola (using their own
> DragonBall core) and Infineon (they have their own core too I think). There
> are
> probably many others that I've missed.
>
> Some of the lesser silicon inside a phone, such as the analog decoders,
> modems,
> memory, etc, usually come in their own packaging and are made by a host of
> other manufacturers. These are commoditized parts as far as I know and it
> really doesn't matter where they come from.
>
> Each chipmaker has its proposed solution, but so does each phone maker. So
> will
> take the chipmaker's proposal and implement it whole, others have their own
> specifications (to use one or two processors to provide or deprive this or
> that
> feature on their products) and source components accordingly.
>
> And yes, power and heat are obvious considerations when phone makers select
> their specs. Would be interesting to find out what NEC and Panasonic have
> used
> inside their FOMA handsets.
>
> Michael Turner wrote:
>
> > This could be a smokescreen for the reverse-engineers.
> > It could also be second sourcing of parts, which makes
> > them more marketable. Or the pretense of second-
> > sourcing. And for all we know, a lot of the
> > chips in a mobile phone in Japan were designed
> > elsewhere. Chip labels? It's all just ink -- a very
> > inexpensive communications technology which
> > historically has been used to express the truth, the
> > whole truth, and nothing but the truth, so help me G--
> > [lightning bolt chars his fingers beyond recognition.]
> >
> > I'd help solve this mystery, but my scanning electron
> > microscope is in the shop for repairs.
> >
> > Not to mention that I'm typing this with my nose, now
> >
> > -michael turner
> > leap@gol.com
> >
> > ----- Original Message -----
> > From: "Kyle Barrow" <kyle@X-9.com>
> > To: <keitai-l@appelsiini.net>
> > Sent: Thursday, August 23, 2001 8:50 AM
> > Subject: (keitai-l) Re: Keitai components
> >
> > > It looks like the same chips with different names depending on what
> > > phones they where destined to end up in although I would need to confirm
> > > this.
> > >
> > >
> > > Kyle
> > >
> > >
> > > X-9 DESIGN LAB
> > > http://www.X-9.com
> > >
> > > -----Original Message-----
> > >
> > > Are you saying that they put different brand names on identical chips,
> > > or that they make several different chips and brand them with the names
> > > of the companies that designed them? It would make sense to me that
> > > chips are printed with the name of the company that designs them, not
> > > the manufacturer.
> > >
> > >
> > >
> > > [ Need archives? How to unsubscribe? http://www.appelsiini.net/keitai-l/
> ]
> > >
> > >
> >
> > [ Need archives? How to unsubscribe? http://www.appelsiini.net/keitai-l/ ]
>
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Received on Fri Aug 24 08:43:28 2001