http://www.freshpatents.com/Modulators-dtnewntc332.php USPTO Class 332 - Modulators en-us Wed, 3 Jun 2009 14:36:36 -0700 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Pulse-modulation-method-dt20090528ptan20090134948.php Wed, 3 Jun 2009 14:36:36 -0700 A pulse modulation method divides code comprising 4N-bit data into 2-bit units of data. For each pulse signal having a fixed pulse width tw, a code modulated signal is generated by pausing between pulse pause intervals Tr. An adjusted time width of between ½ and 1 times the fixed pulse...