| 摘要 |
An USB portable storage which is able to be upgraded and capacity-expanded freely by replacement of storage medium, comprises an USB connector, a control unit and a flash memory, wherein said USB connector and said control unit are integrated into a storage body, and said flash memory is combined with said body as a physically independent storage device which connects with said control unit electrically. There is a separable back cap at the rear of the shell of said body, and a cavity in said body for said flash memory, in which said flash memory is placed, said flash memory electrically connecting with said control unit by an elasticity touch connection or an inlaying grafting connection. Said flash memory is used as an independent replacement part in the invention, wherein said flash memory can be taken from said body or installed conveniently, thereby the memory can be upgraded and capacity-expanded freely, which facilitates the users, reduces cost and saves resource. |
