Patent ID: 8971056
Filing Date: 2015-03-03
Classification: G01S,H01L

Abstract:
1. An HF front end in a multilayer structure comprising: electronic components; a plurality of substrates stacked one above the other and carrying the components, wherein an interior space is formed between the stacked plurality of substrates; and sealing elements arranged between the plurality of substrates to hermetically seal the entire multilayer structure and the interior space from an environment surrounding an exterior of the multilayer structure, wherein the substrates include grooves and the sealing elements are arranged to engage in the grooves of adjacent substrates and adjacent substrates are soldered together, wherein each of the substrates includes first, second, and third exterior sides, wherein the first exterior side includes first and second ends, and wherein second and third exterior sides respectively extend perpendicularly from first and second ends of the first exterior side, wherein the second and third exterior sides each have a first end adjoining the first exterior side and a second end opposite of the first end adjoining the first exterior side, and wherein the grooves are formed in the second end of the second and third exterior sides, wherein each of the grooves has a first side formed in a first direction in the substrate and a second side formed in a second direction in the substrate, wherein the first and second directions are perpendicular to each other, wherein the grooves open into the interior space.