Tel Aviv University (Ramot at Tel Aviv University Ltd.) has filed suit against Cisco (2:19-cv-00225) for the second time in the Eastern District of Texas, now asserting two later-issuing family members of patents briefly in suit there in 2014. The patents generally relate to converting digital electric data into modulated optical streams. Cisco is accused of infringement through the provision of fiber-optic networking equipment that allegedly utilizes electro-optical modulation techniques, including various Cisco 100G, 200G, and 400G optical modules.
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