{"id":342836,"date":"2024-01-03T02:52:31","date_gmt":"2024-01-03T02:52:31","guid":{"rendered":"\/forum\/forums\/topic\/optical-pam4-transceiver-in-the-case-library\/"},"modified":"2024-01-03T02:52:31","modified_gmt":"2024-01-03T02:52:31","slug":"optical-pam4-transceiver-in-the-case-library","status":"closed","type":"topic","link":"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/optical-pam4-transceiver-in-the-case-library\/","title":{"rendered":"&#8220;Optical PAM4 transceiver&#8221; in the case library"},"content":{"rendered":"<p>Hi, I met a problem when I learn the case &#8220;&#8221;Optical PAM4 transceiver&#8221; in the case library&#8221;&nbsp;<\/p>\n<p>https:\/\/optics.ansys.com\/hc\/en-us\/articles\/360042322694-Optical-PAM4-transceiver<\/p>\n<p>I add an &#8220;Optical Oscilloscope&#8221; as the picture to view the optical signal after pam4 modulation, and I noticed the signal have some problems: There will be some overshoot at the edge of the modulated signal strength change, resulting in some &#8220;spikes&#8221; in the signal. Is this correct? Is there any way to reduce this?<\/p>\n<p>Thanks, wish for your reply \ud83d\ude42<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/forum\/wp-content\/uploads\/sites\/2\/2024\/01\/03-01-2024-1704250097-mceclip0.png\" width=\"813\" height=\"682\"><\/p>\n","protected":false},"template":"","class_list":["post-342836","topic","type-topic","status-closed","hentry"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"description\" content=\"Hi, I met a problem when I learn the case &quot;&quot;Optical PAM4 transceiver&quot; in the case library&quot; https:\/\/optics.ansys.com\/hc\/en-us\/articles\/360042322694-Optical-PAM4-transceiverI add an &quot;Optical Oscilloscope&quot; as the picture to view the optical signal after pam4 modulation, and I noticed the signal have some problems: There will be some overshoot at the edge of the modulated signal strength change, resulting\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<link rel=\"canonical\" href=\"https:\/\/innovationspace.ansys.com\/forum\/forums\/topic\/optical-pam4-transceiver-in-the-case-library\/\" \/>\n\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 4.9.10\" \/>\n\t\t<meta property=\"og:locale\" content=\"en_US\" \/>\n\t\t<meta property=\"og:site_name\" content=\"Ansys Learning Forum | Ansys Innovation Space\" \/>\n\t\t<meta property=\"og:type\" content=\"article\" \/>\n\t\t<meta property=\"og:title\" content=\"\u201cOptical PAM4 transceiver\u201d in the case library | Ansys Learning Forum\" \/>\n\t\t<meta property=\"og:description\" content=\"Hi, I met a problem when I learn the case &quot;&quot;Optical PAM4 transceiver&quot; 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