ASMedia Technology Inc. is a Taiwanese integrated circuit design company. It produces designs for USB, PCI Express and SATA controllers. Excluding the X570 chipset, all of the AM4 chipsets for AMD's Zen micro-architecture were designed by ASMedia.[2]
History
In 2009, ASMedia became the first company in Taiwan to obtain USB-IF Association certification for its USB 3.0 device controller chip, followed by certification for its host controller chip in 2011.
In 2014, VIA won a courtcase against ASMedia, after it sued ASMedia for using confidential VIA intellectual property related to USB technology, obtained from ex-VIA employees who had joined ASMedia.[3][4]