Those are connection wires 
they are the same in almost every new gadget in phone,shuffles,etc..

if you want a closer check remove the cover of your laptop you could see it connected to the keyboard .

here i guess it is to connect the system with the touchscreen.

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The Brainliest Answer!
Well, this feature is not visible to many smartphone users it is placed inside the phone.

It is a part of mobile hardware connected to the picture box. The yellow portion contains many small coils (wire) for converting into digital form.

If you want a closer look You can see this at a old flashlight camera.
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