Page 79 - Are You Future Ready?
P. 79
Chapter One - To Know the Present
Through the Past
1.6
Wearables
Today
People want to carry useful things with them, combining a
timepiece with a computer is definitely a worthy idea.
The first digital calculator watch was introduced by Pulsar 077
in 1975, it supported the calculation of 12 digits. As the
LED screen consumed much electric power, the screen
turned blank when idle to save power, one could press
"Pulsar" to see the time. A few years later, this LED watch
was replaced by a watch with a low-power LCD screen,
and the LED version was then put aside as a collector's
item.
Today's most popular wearable device is the smart
bracelet. Health bracelets from Xiaomi, Fitbit, and Apple
have broad functions: measuring stride, distance, quantity,
speed, and calories burned. They can also detect heart
