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Bell Semic Expands Litigation Campaign over Semiconductor Design Tools

September 30, 2022

Bell Semiconductor, LLC (Bell Semic) has expanded its second litigation campaign over patents acquired from Broadcom with suits against Ambarella (3:22-cv-00273), Ampere Computing (3:22-cv-01435), ASMedia Technology (1:22-cv-08166), Lattice Semiconductor (3:22-cv-01437), Phison Electronics (1:22-cv-02485), Rockchip Electronics (4:22-cv-00819), and Sequans Communications (0:22-cv-02344) filed in various districts. The asserted patents generally relate to inserting dummy fill into a circuit design, with the defendants accused of infringement through the provision of semiconductor devices that are manufactured using certain design tools provided by Cadence, Synopsys, and/or Siemens.


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