January 2018
Intermediate to advanced
524 pages
13h 33m
English
Content preview from Internet of Things for Architects
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Bluetooth 5 range and speed enhancement
Bluetooth beacon strength is constrained and can be affected by limits placed on the transmitter power to preserve battery life. Usually, a line of sight is needed for optimal beacon range and signal strength. Shown below is the signal strength to distance curve for typical line-of-sight Bluetooth 4.0 communication.
Beacon strength is limited. Often a manufacturer limits the Tx power of a beacon to preserve battery life. As one move from the beacon, the signal strength drops as expected. Typically a 30-foot range is a usable beacon distance (Bluetooth 4.0)
Bluetooth also has different power levels, ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.