Blade Runner 2049 is a sequel to 1982's Blade Runner.
Bluetooth beacons are hardware transmitters - a class of Bluetooth low energy -LRB- LE -RRB- devices that broadcast their identifier to nearby portable electronic devices .. Bluetooth low energy. Bluetooth low energy. portable electronic. Mobile computing. The technology enables smartphones , tablets and other devices to perform actions when in close proximity to a beacon .. Bluetooth beacons use Bluetooth low energy proximity sensing to transmit a universally unique identifier picked up by a compatible app or operating system .. Bluetooth low energy. Bluetooth low energy. Bluetooth low energy proximity sensing. Bluetooth low energy#Proximity sensing. universally unique identifier. universally unique identifier. The identifier and several bytes sent with it can be used to determine the device 's physical location , track customers , or trigger a location-based action on the device such as a check-in on social media or a push notification .. location-based. Location-based service. check-in on social media. Check-in#Social network. push notification. Mobile marketing. One application is distributing messages at a specific Point of Interest , for example a store , a bus stop , a room or a more specific location like a piece of furniture or a vending machine .. Point of Interest. Point of Interest. This is similar to previously used geopush technology based on GPS , but with a much reduced impact on battery life and much extended precision .. GPS. GPS. Another application is an indoor positioning system , which helps smartphones determine their approximate location or context .. indoor positioning system. indoor positioning system. With the help of a Bluetooth beacon , a smartphone 's software can approximately find its relative location to a Bluetooth Beacon in a store .. smartphone. smartphone. Brick and mortar retail stores use the beacons for mobile commerce , offering customers special deals through mobile marketing , and can enable mobile payments through point of sale systems .. Brick and mortar. Brick and mortar. mobile commerce. mobile commerce. mobile marketing. mobile marketing. point of sale. point of sale. Bluetooth beacons differs from some other location-based technologies as the broadcasting device -LRB- beacon -RRB- is only a 1-way transmitter to the receiving smartphone or receiving device , and necessitates a specific app installed on the device to interact with the beacons .. smartphone. smartphone. location-based. Location-based service. This ensures that only the installed app -LRB- not the Bluetooth beacon transmitter -RRB- can track users , potentially against their will , as they passively walk around the transmitters .. Bluetooth beacon transmitters come in a variety of form factors , including small coin cell devices , USB sticks , and generic Bluetooth 4.0 capable USB dongles .. dongles. dongles