Portable information terminal

Computer graphics processing and selective visual display system – Plural display systems

Reexamination Certificate

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Details

C345S002200, C345S156000, C345S169000, C379S142150, C379S355030

Reexamination Certificate

active

06882326

ABSTRACT:
A portable information terminal1includes a primary terminal2and a secondary terminal3which are combinable and separable from each other, and individually have displays2A,3Ba, operation keys2B,3Aa, RAMs24, 36, antennas26, 37, and CPUs20, 30. The RAMs24, 36of the respective terminals1, 2store application programs and the CPUs20, 30individually control to operate a required function and display an image on the displays2A,3Ba. The CPUs20, 30are connected through communication between the antennas26, 37to systematically share an operation for a required function and to display images associated with each other on the respective displays2A and3Ba.

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