Electronic device
AssigneeSeiko Epson Corporation
InventorsEiji Osawa, Hikaru Iwai, Masahiro Komatsu
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Abstract
An electronic device includes a first substrate including a first face on which a common terminal to be coupled to the element is disposed, and a second substrate which has a second face and a third face, and which is arranged so that the second face faces to the first face, wherein the second substrate has a first through hole at a position corresponding to the common terminal, the first through hole penetrating from the second face to the third face, a first through electrode electrically coupled to the common terminal is disposed in the first through hole, and a void is disposed in a part of the first through electrode.
Claims7
An electronic device comprising:
- a first substrate including a first face on which an element and a first electrode to be coupled to the element is disposed;
- and
- a second substrate which has a second face and a third face, and which is disposed so that the second face faces to the first face, wherein
- the second substrate has a through hole at a position corresponding to the first electrode, the through hole penetrating from the second face to the third face,
- a through electrode is provided in the through hole and electrically coupled to the first electrode, and
- a void is disposed in a part of the through electrode.
Dependencies are inferred from the claim text.