Reconstructing an image behind obstacles is an old problem that was impossible to solve until now. Matthew Kitchener, Wenbin Shao, Alex Seng, Prof Salim Bouzerdoum and Jie Yang proposed came up with a new different approach that is currently used by their own portable see through walls and solid objects device.
They already won the USA innovation award. Each member also received $1000 for his contribution in the project. The device could have a lot of uses: from medical to military. Although the device is not yet available for the general public, some prototypes already exist and have proven the technology is there and images can be reconstructed.