Andor Bariska Blog on DSPRelated.com https://www.dsprelated.com/blogs-1/nf/Andor_Bariska.php Andor Bariska Blog on DSPRelated.com https://www.dsprelated.com/blogs-1/nf/Andor_Bariska.php https://d23s79tivgl8me.cloudfront.net/user/profilepictures/6818.jpg en-US Thu, 11 Jun 2026 13:45:45 +0000 1781185545 Time Machine, Anyone? https://www.dsprelated.com/showarticle/54.php Abstract: Dispersive linear systems with negative group delay have caused much confusion in the past. Some claim that they violate causality, others that they are the cause of superluminal tunneling. Can we really receive messages before they are sent? This article aims at pouring oil in the fire and causing yet more confusion :-).

Fri, 07 Mar 2008 23:01:49 +0000 Andor Bariska