Inventors:
- Redmond WA, US
Bhret Robert GRAYDON - San Jose CA, US
Matthew David MICKELSON - Seattle WA, US
Lauren Akemi Hamamoto Donegan RYAN - Kirkland WA, US
Assignee:
Microsoft Technology Licensing, LLC - Redmond WA
International Classification:
H05K 1/02
H05K 1/03
H05K 1/11
Abstract:
A printed circuit board is provided. The printed circuit board includes a flexible region. The flexible region includes a first copper layer, a first dielectric layer, a second copper layer, an adhesive layer, and a first metal layer, in the order listed. The first metal layer includes a metal film having a tensile strength greater than the first and second copper layers and greater than the dielectric layer.