Olympus-OM
[Top] [All Lists]

[OM] Re: CCD vs CMOS more articles for technologists

Subject: [OM] Re: CCD vs CMOS more articles for technologists
From: Moose <olymoose@xxxxxxxxxxxxxxx>
Date: Tue, 21 Sep 2004 14:41:27 -0700
Tim Hughes wrote:

>Quoted from Foveon marketing manager: "As you are shrinking that pixel , the 
>image is getting worse and worse" "You get to the point where the only thing 
>you are doing is increasing the number of megapixekls on your box. You are not 
>increasing the resolution because of course there is an optical limit."   
>One issue mentioned is the fact that the readout speed becomes a problem for 
>CCD as the pixel count gets large. TheCMOS devices can readout in parrallel 
>reducing data rates to the A/D etc if you duplicate digitization. This keeps 
>amplifier readout/digitization noise down as bandwidth is then greatly 
>reduced. 
>
Which is what Nik*n is doing with 4 separate data channels amplifiers 
and 4 A/D converters in the D2X.

Moose



==============================================
List usage info:     http://www.zuikoholic.com
List nannies:        olympusadmin@xxxxxxxxxx
==============================================

<Prev in Thread] Current Thread [Next in Thread>
Sponsored by Tako
Impressum | Datenschutz