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Translucent layers of metal inside glass windows could block outside signals and reinforce those inside
The Wi-Fi antenna that Ericsson built into the glass pane of a window is barely visible as a faint red diamond shape near the bottom of the window.
At CTIA Wireless, Ericsson showed off a window with a Wi-Fi antenna built into the glass.
In its booth at CTIA Wireless, Ericsson showed off two experimental windows with built-in wireless antennas. They were flanked by existing technologies: A window with electronic shading, left, and a window with a built-in touchscreen display.