Stock material or miscellaneous articles – Sheet including cover or casing – Complete cover or casing
Patent
1994-06-01
1999-10-26
Yamnitzky, Marie
Stock material or miscellaneous articles
Sheet including cover or casing
Complete cover or casing
428209, 428210, 428323, 428446, 428457, 428901, 428450, 428212, 174 522, 361684, 361748, 361737, B32B 302, B32B 702
Patent
active
RE0363561
ABSTRACT:
The disclosure relates to memory cards having an electronic component housed in a cavity. The electronic support has a first base made of silicon, with a small thickness (between 50 and 100 microns) and a thicker (between 200 and 300 microns) second base, which is deposited on the first base and is formed by a material which is harder than silicon, such as cobalt, vanadium, titanium or ceramic.
REFERENCES:
patent: 4621190 (1986-11-01), Saito et al.
patent: 4661653 (1987-04-01), Aigo
Japanese abstract 59-90183, May 1984.
Gloton Jean-Pierre
Peres Philippe
Galanthay Theodore E.
Jorgenson Lisa K.
SGS-Thomson Microelectronics S.A.
Yamnitzky Marie
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