IC card and method of manufacturing the same

Details IC card and method of manufacturing the same IC card and method of manufacturing the same

1993-06-11

1994-08-02

Picard, Leo P.

Electricity: electrical systems and devices

Housing or mounting assemblies with diverse electrical...

For electronic systems and devices

361749, 361770, 361785, 361792, 174261, 439 77, H05K 114

Patent

active

053351452

ABSTRACT:
An IC card exhibiting improved electrical insulation, heat radiation capability, and radiation noise resistance includes circuit boards stacked in two layers and spaced apart from each other and surface panels of the IC card while maintaining satisfactory mechanical strength in the card. Board supporting portions extending in a frame portion of a main frame and sub-frames disposed on the board supporting portions hold the circuit boards, maintain a predetermined interval between the two circuit boards and between each circuit board and the surface panels, and provide the desired mechanical strength for the card.

REFERENCES:
patent: 3766439 (1973-10-01), Isaacson
patent: 4905124 (1990-02-01), Banjo et al.

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