Smartphone is next stop for PCI Express

Rick Merritt, EETimes
9/13/2012 1:03 PM EDT

SAN FRANCISCO -- PCI Express, the I/O backbone of PCs and servers, is getting a low-power extension that will take it into Ultrabooks, tablets and smartphones starting next year. The enhanced interconnect will draw two to four times less power while helping mobile devices link to high-performance peripherals such as 60-GHz wireless networking controllers and solid-state drives.

The PCI Special Interest Group expects to approve by the end of the year a new version of its low level software for PCIe 3.0. The code will run on the M-PHY physical layer chips defined by the MIPI Alliance that creates handset interfaces.

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