wirelessR

3 ms·

1. 1.▲
   by wirelessR 3y ago

   This is asymmetric communication. The node itself uses backscatter thus operates at few micro-Watts. The remote acoustic projector is the 1.8W, and can communicate with 100s/1000s(?) of micro-watt power nodes - similar to RFIDs, but th
2. 2.▲
   by wirelessR 3y ago

   The press release links the two publications: - http://www.mit.edu/~fadel/papers/VAB-paper.pdf - http://www.mit.edu/~fadel/papers/PAB-theory-paper.pdf
3. 3.▲
   by wirelessR 3y ago

   There's a second theory paper in that press release that discusses the range and verifies the model experimentally: http://www.mit.edu/~fadel/papers/PAB-theory-paper.pdf This isn't a product that's
4. 4.▲
   by wirelessR 8y ago

   This is pretty cool! This has been an unsolved research problem since World War 1. The tech still needs to be tested in oceans with waves though; most experiments were done in a swimming pool. Promising and exciting but too early to tell ho