Soon, users will simply be able to enter events by holding their phone up to a special sensor that detects specific sound frequencies; Sara Roncero-Menendez (staff); In PFSK; 2017-07-14.
Teaser: Soon, users will simply be able to enter events by holding their phone up to a special sensor that detects specific sound frequencies
tl;dr → Lisnr licensed by Ticketmaster . A cut, paste & strip of the VentureBeat article.
Ticketmaster Will Soon Admit You To Events Using Audio Data Transmitted From Your Smartphone; Paul Sawers; In VentureBeat; 2017-07-04.
Ticket validation. <quote>[The handset] broadcasts the sound, ranging from 18.75 kHz and 19.2 kHz. A scanner at the admission gate validates the ticket; the ticket is recorded “in the cloud” in an off-site database.</quote>
- Image of the scanner device
- Promotional video on YouTube
- Justin Burleigh, EVP of product, Ticketmaster
- How Chirp Enables Easy Data Transfers Using Nothing But Sound; staff; In VentureBeat; 2017-05-12.
tl;dr → they invented & patented the audio modem?