One to many is a common usage of LISNR's technology and can be utilized in proximity marketing, geofencing, and mass validation use cases.

If there is a single transmitting device there can be infinite receiver devices demodulating the same payload simultaneously as long as they are in range of the transmitter.

If there are multiple transmitter devices broadcasting to one receiver, the tones will collide with each other and will likely not be able to demodulate properly.