LiShield Can Block Smartphone Cameras for Privacy's Sake

High-frequency flickering patterns from LED lighting can ruin photos or videos taken by smartphone-grade cameras in a room

4 min read

The LiShield privacy system uses a flickering LED light pattern to corrupt the images or videos taken by consumer digital cameras
The LiShield privacy system uses a flickering LED light pattern to corrupt the images or videos taken by consumer digital cameras
Images: University of California-San Diego/University of Wisconsin-Madison