ACM SIGMOBILE is the international professional computing organization for scientists, engineers, executives, educators, and students dedicated to all things mobile. As exemplified by the inaugural test-of-time awards, its members have pioneered:
medium access mechanisms that underpin Wi-Fi and IoT sensor communications
positioning systems used in every smart phone and in factories
file system caching techniques that inspired Dropbox
congestion control and mesh networking techniques for faster and more ubiquitous wireless broadband data access