Prerecorded digital portable personal stereo

Details Prerecorded digital portable personal stereo Prerecorded digital portable personal stereo

2011-03-01

2011-03-01

Nguyen, Hiep T (Department: 2187)

Electrical computers and digital processing systems: memory

Storage accessing and control

Control technique

C700S094000

Reexamination Certificate

active

07900009

ABSTRACT:
This digital portable personal stereo comprises a housing containing a connection interface for connection to earphones; a digital memory immovably attached to the housing; an electronic circuit for accessing said memory; and a control interface for controlling said electronic circuit wherein that a encrypted audio content is prerecorded in the digital memory, and in that the portable personal stereo is adapted to prevent any other audio content from being written in the digital memory.

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Findaway: “Findaway Frequently Asked Questions” Findaway [On Line], Jan. 12, 2005 (Jan. 2, 2005), XP002438519, URL: http://www.mitbc.org/playaway.pdf, pp. 7-11.

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