Plastic molded pin grid chip carrier package

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 4868638
SERIAL NO

07121506

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Abstract

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An improved plastic molded chip carrier package for a semiconductor chip has a plurality of I/O pins arranged on a pin grid array. The pin grid array comprises at least two rows of the I/O pins disposed along the sides of the chip in such a manner that the I/O pins are staggered with respect to those in the other row. The staggered arrangement of the I/O pins makes it easy to provide electrical interconnection between the I/O ports on the chip and the corresponding I/O pins without requiring an elaborate or crowded wiring or connection lines. This is particularly effective when an increased number of the I/O pins are required to be included in the limited area of the chip carrier.

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Patent Owner(s)

Patent OwnerAddress
MATSUSHITA ELECTRIC WORKS LTD 1048 OAZA-KADOMA KADOMA-SHI OSAKA 571 JAPANNot Provided

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hirata, Atsuomi Nara, JP 2 105
Morii, Kensaku Takatsuki, JP 1 46
Nakamura, Yoshihiko Nishinomiya, JP 68 2553

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