A smart watch is a computerized wristwatch with functionality beyond timekeeping. Smart watches, that began with basic functionalities like calculations, translations and game playing, are now effective wearable computers.
They offer various operations like:
- Running mobile apps
- Mobile operating systems
- Portable media players
- Mobile phone capabilities to answer calls
They can be made more complex in functionality with camera, measurements, GPS navigations, map display, activity tracker, heart rate monitor and so on. It may support Bluetooth, Wi-Fi or GPS and may be enabled to control and retrieve external data.
There are multiple companies offering smart watches in the market today. Some of them support mobile phones like:
The Hamilton Watch Company introduced the first smart watch in 1972 with a digital display created from LEDs. They progressed from including Microsoft Office in 1994 to a Linux wristwatch in 1998 to integrated speaker and microphone in 1999. In 2000, it was upgraded with accelerometer, vibrating mechanism, calendar, Bluetooth, 8MB RAM, 16MB flash memory and fingerprint censor. Since then, it has been launched with features like Palm OS, LCD display, an external Bluetooth display, and eventually smartphone capability.
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