Plastic packaged device having a hollow portion enclosing a chip

Details Plastic packaged device having a hollow portion enclosing a chip Plastic packaged device having a hollow portion enclosing a chip

1988-08-22

1990-07-17

Davie, James W.

357 74, H01L 2302

Patent

active

049424564

ABSTRACT:
A plastic packaged device comprises a chip element mounted on a supporting member, and covered by a hollow portion. The supporting member has a wall portion at least partially surrounding the chip element. As the hollow portion ends at the wall portion, sufficient space for covering the chip element is achieved.

REFERENCES:
patent: 4054901 (1977-10-01), Edwards et al.
patent: 4697203 (1987-09-01), Sakai et al.
patent: 4717948 (1988-01-01), Sakai et al.

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