
255Chapter 9: Wearability
there’s enough to cover the distance when the arm is flexed, not just when
the arm is straight.
You can also take measures to relieve the connection of the strain. With
wire, this can be accomplished by making a small loop close to the
connection and sewing it in place. This way, any strain is put on the wire, not
the solder joint.
WIRELESS COMMUNICATION
What if you want to use gestures, biometric data, or body language to
control what happens on a screen? Or log body-generated data to a shared
database? Or send a signal from one wearable to another?
So far, you’ve used various materials, tools, and components to create ...