Interchangeable cartridge data storage system for devices...

Dynamic magnetic information storage or retrieval – Record transport with head stationary during transducing – Disk record

Reexamination Certificate

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Details

C360S098080, C360S099020, C360S099050, C360S099060, C360S099120, C369S077110, C369S077210, C369S256000, C710S013000, C711S002000

Reexamination Certificate

active

06947254

ABSTRACT:
A system for exchanging digital data among a plurality of hand-held computer devices. Digital signals are written by a first hand-held device to a mini-cartridge that mini-cartridge is inter-operable among a class of hand-held devices, each of which is equipped with a mini-disk drive. A common digital data format is employed to further facilitate exchange of data between devices.

REFERENCES:
patent: 5809520 (1998-09-01), Edwards et al.
patent: 5835773 (1998-11-01), Dunn
patent: 5841605 (1998-11-01), Foster et al.
patent: 5930090 (1999-07-01), Schick et al.
patent: 5969915 (1999-10-01), Patterson
patent: 6185069 (2001-02-01), Schick
patent: 6587304 (2003-07-01), Edwards et al.
patent: 6785091 (2004-08-01), Edwards et al.

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