| abstract |
Disclosed and claimed herein is a microwave assembly having a substrate comprising a microwave device; said device having a die, a first layer having a dielectric constant between about 1.00 and about 1.45 and a thickness between about 0.05 and about 2 mm along with one or more layers chosen from an absorbing layer, an EMI blocking layer, a layer comprising conductive material or a metal cover. |