Stealth wallpaper
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Stealth wallpaper has been developed by UK defense contractor BAE Systems to prevent electronic eavesdropping on Wi-Fi and Local area network (LAN) systems, although this product is not yet commercially available.
It controls the transmission of Radio frequency (RF) signals and provides a safer Wireless LAN (WLAN) as an active frequency selective surface (AFSS).
The panels are 50 to 100 micrometres thick and are made in the same way as printed circuit boards - layers of copper on Kapton polymer.
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Subsidiaries: BAE Systems Air Systems • BAE Systems Customer Solutions & Support • BAE Systems Insyte • BAE Systems Regional Aircraft • BAE Systems Submarine Solutions • BAE Systems Surface Fleet Solutions • BAE Systems Underwater Systems • MBDA UK
BAE Systems Inc.: BAE Systems Customer Solutions • BAE Systems Land and Armaments • BAE Systems Electronics and Integrated Solutions
Joint ventures: Air Astana (49%) • Eurofighter GmbH (33%) • MBDA (37.5%) • Saab (20.5%) • SELEX Sensors and Airborne Systems (25%)
Annual Revenue: GB£15,411 million ( FY 2005) • Employees: 100,100 (2005) • Stock Symbol: LSE: BA. • Website: www.baesystems.com