Portable media device with list management tools

a media device and tool technology, applied in the field of digital audio and video player devices, can solve the problems of limited portable use and access to data transfer, advanced sorting and sequencing of selections are difficult or impossible for a user to achieve, and achieve the effect of limiting the use and access of such digital audio and video conten
US20080155470A1Inactive Publication Date: 2008-06-26SANDISK TECH LLC
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Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
SANDISK TECH LLC
Publication Date
2008-06-26
Estimated Expiration
Not applicable · inactive patent

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Abstract

A portable wireless communications subscriber audio and / or video player apparatus and system and method for selecting, requesting, downloading, and playing audio and / or video data content files from an Internet-based database server. The wireless link is preferably implemented in accordance with the WiFi protocol, which allows connectivity to the Internet by being in proximity with a local base station or WiFi hotspot (i.e., publicly available local wireless access hub connected to the Internet). The portable wireless communications subscriber audio and / or video player apparatus and system preferably include a security means for monitoring and blocking unauthorized use of the player apparatus and system. The player apparatus further preferably has the capability to communicate with other neighboring player apparatus for the purpose of exchanging content data files, playlists and personal messages.
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Description

CROSS-REFERENCE TO RELATED APPLICATIONS

[0001] This application claims priority to provisional application Ser. No. 60 / 507,110 filed Oct. 1, 2003, and incorporated herein by reference.BACKGROUND OF THE INVENTION

[0002] a. Field of Invention

[0003] The present invention relates to the field of digital audio and video player devices that are preferably portable and receive content either from a secure subscription-based or “a-la-carte” content delivery service or from other participant devices, and more particularly to a portable player apparatus that is in wireless communications with an Internet-based file server and laterally to a peer player apparatus. The present invention also relates to a system and method for delivery and management of such content to such devices.

[0004] b. Description of the Prior Art

[0005] The development of compressed digital audio and video formats, such as the Motion Picture Experts Group-Layer 3 (MP3) audio compression standard, MPEG 21, Advanced Audio Coding (A...

Claims

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