Sports watches
Today's connected sports watches are really computers more than just watches. They embraced the freedom of wireless connectivity early on and as such represent some of the most advanced connectivity products you will find. They can connect to a range of sensors such as heart rate and cadence to offer visual feedback on the watch alone, or can relay up to the smartphone and from there to the cloud as well. Bluetooth Low Energy enhanced the functionality of sports watches considerably so that they now also offer e-mail and social media notifications and are even moving into watch as identification and payment devices. Sports watches come in a range of complexity and may need advanced multiprotocol SoCs as single chip designs, or less sophsiticated connectivity processors as companions to very powerful main application processors. An ever present requirement irrespective is outstanding energy efficiency given they run from relatively small limited power sources.
