Today, Western Digital entered the Solid State Disk (SSD) market through the acquisition of SiliconSystems.  Now that the $65 million cash deal is complete, integration into Western Digital begins immediately. SiliconSystems will now be known as the WD Solid-State Storage business unit. SiliconSystems sells its SiliconDrive products to the embedded systems market for use in servers and storage devices. The drives are also used in areas such as network-communications, industrial, medical, military, and aerospace