The amount paid was not disclosed but Xilinx had previously invested in DeePhi Tech in a Series A round of financing in May 2017 said to be worth tens of millions of dollars. Other investors included MediaTek Inc., Samsung Electronics and Tsinghua Holdings Corp. Ltd.
DeePhi Tech was founded in 2016 by researchers from Tsinghua and Stanford universities specializing in deep compression, pruning, and system-level optimization for neural networks. It offers a data compression tool and deep neural network compiler for mapping neural networks into digital processor unit instructions.
DeePhi Tech has been developing its technology on Xilinx FPGAs and its neural network pruning technology has been optimized to run on Xilinx FPGAs and its staff will continue to operate out of offices in Beijing joining more than 200 employees Xilinx has in the Greater China region.
"Xilinx will continue to invest in DeePhi Tech to advance our shared goal of deploying accelerated machine learning applications in the cloud as well as at the edge," said Salil Raje, executive vice president of the software and IP products group at Xilinx, in a statement.
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