[SI-LIST] Re: differences between de-emphasis and pre-emphasis
- From: steve weir <weirsi@xxxxxxxxxx>
- To: si-list@xxxxxxxxxxxxx
- Date: Sun, 10 May 2015 19:55:01 -0700
It is the difference between increasing energy over the nominal, or
decreasing energy below the nominal. In each case the effect is to
predistort the transmitted data pattern to complement the channel
distortion.
Steve.
On 5/10/2015 7:30 PM, mo han wrote:
Hi experts:
I am solving the sata ISI problem by using emphasis,but I am not very clear
about the differences between de-emphasis and pre-emphasis，could anyone
tell me?
Thanks!
Mo Han
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