Expand Networks, Roseland, N.J.-based provider of WAN compression and acceleration appliances, has signed an OEM agreement with EMS Technologies [Nasdaq: ELMG], an Atlanta-based provider of technology solutions to wireless and satellite markets. Using Expand’s ACCELERATOR product, EMS has released its Cabin Network Xcelerator product (CNX), a wide area network optimization device for aircraft designed to increase mobile satellite bandwidth capacity by 100 percent to 400 percent, more than doubling the number of users on an existing satellite link.