[MacDV] iLink & FireWire

Jon Rutherford yohan at mac.com
Fri Jun 6 02:49:00 PDT 2003


As for the FireWire license, Apple released the license fee restriction 
earlier this year. so now no one needs to worry about paying the fees 
just use the moniker and logo.

On Thursday, June 5, 2003, at 09:39  AM, Rob Lewis wrote:

> This is not true. There are not different implementations of 1394 for 
> consumers and professionals. The standard FireWire port's 2 extra pins 
> are for DC power, not balanced signals. FireWire devices can be 
> bus-powered via these pins if their power demands are not too high.
>
> On Wednesday, Jun 4, 2003, at 22:32 US/Pacific, Macintosh Digital 
> Video List wrote:
>
>> Actually, to be totally accurate, FireWire is the professional
>> implementation of IEEE-1394, based on a balanced signal, whereas iLink
>> is the consumer unbalanced version. That explains why FireWire has the
>> two extra connections. Also, fwiw, Apple gets a license fee for every
>> time the name FireWire (or the logo) is used, so Sony may have come up
>> with the iLink moniker to avoid licensing fees.
>
>
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