It's already patented.
[TABLE="class: patent-bibdata, width: 450"]
[TR]
[TD="class: patent-bibdata-heading"]Publication number[/TD]
[TD="class: single-patent-bibdata"]US7504588 B2[/TD]
[/TR]
[TR]
[TD="class: patent-bibdata-heading"]Publication type[/TD]
[TD="class: single-patent-bibdata"]Grant[/TD]
[/TR]
[TR]
[TD="class: patent-bibdata-heading"]Application number[/TD]
[TD="class: single-patent-bibdata"]US 11/768,008[/TD]
[/TR]
[TR]
[TD="class: patent-bibdata-heading"]Publication date[/TD]
[TD="class: single-patent-bibdata"]Mar 17, 2009[/TD]
[/TR]
[TR]
[TD="class: patent-bibdata-heading"]Filing date[/TD]
[TD="class: single-patent-bibdata"]Jun 25, 2007[/TD]
[/TR]
[TR]
[TD="class: patent-bibdata-heading"]Priority date[/TD]
[TD="class: single-patent-bibdata"]Jun 25, 2007[/TD]
[/TR]
[TR]
[TD="class: patent-bibdata-heading"]Fee status[/TD]
[TD="class: single-patent-bibdata"]Paid[/TD]
[/TR]
[TR="class: patent-bibdata-list-row"]
[TD="class: patent-bibdata-heading"][/TD]
[TD][/TD]
[/TR]
[TR="class: patent-bibdata-list-row"]
[TD="class: patent-bibdata-heading"][/TD]
[TD][/TD]
[/TR]
[/TABLE]
FWIW,
Paul
Waveform Fidelity