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Multimedia data transacting system and method

A technology of multimedia data and metadata, applied in two-way working systems, components of TV systems, analog security/charging systems, etc. question

Inactive Publication Date: 2006-03-08
SAMSUNG ELECTRONICS CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0010] The troublesome point of this conventional technique is that, as described above, the user must connect the communication device 130 to the sales server 110 through the basic network 140 in order to purchase multimedia data, and must input various types of identification information in order to download the multimedia data. to pay
Also, downloading multimedia data takes a long time
[0011] In addition, since the communication device 130 is connected to the basic network 140 through a modem, a network connection fee must be paid

Method used

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  • Multimedia data transacting system and method
  • Multimedia data transacting system and method
  • Multimedia data transacting system and method

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Embodiment Construction

[0024] Reference will now be made in detail to embodiments of the invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like parts throughout. Hereinafter, the embodiments will be described to explain the present invention by referring to the figures. However, this invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

[0025] figure 2 A multimedia data transaction system according to an embodiment of the present invention is described.

[0026] The system includes: a broadcast station server 210, which periodically or non-periodically transmits scrambled multimedia data; a broadcast receiving device 230, which receives a broadcast signal sent from the broadcast station server 210, and provides the broadcast signal to a user; and a communication server 220. Provide the user with a descrambling key to descramble specific multimedia data.

[0...

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Abstract

A multimedia data transacting method, and an apparatus and system to perform the method, the method including extracting scrambled multimedia data from a broadcast signal received from a broadcasting station server, requesting and receiving a descramble key to descramble multimedia data, contained in the broadcast signal, that a user selects to purchase, and descrambling the selected multimedia data using the descramble key.

Description

field of invention [0001] The present invention relates to a multimedia data transaction system and method, more specifically, to a multimedia data transaction system and method for receiving scrambled multimedia data from a broadcast station server and obtaining a descrambling key to descramble users The multimedia data selected by the public carrier is used to purchase the multimedia data. Background technique [0002] With the development of the digital age, the demand for various digital multimedia data (hereinafter referred to as multimedia data) including moving picture files such as, for example, MPEG (Moving Picture Experts Group) or AVI (Audio Video Interleave), while the audio files are such as, for example, MP3 (MPEG Audio Layer-3) or OGG (Ogg Vobis). In particular, with the development of wired and wireless network communications, multimedia data transactions are increasingly performed online rather than offline. [0003] figure 1 A conventional multimedia dat...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N7/16H04N5/00H04N5/44H04N7/167H04N7/173H04N7/24
CPCH04N21/26613H04N7/17318H04N21/2541H04N5/4401H04N7/1675H04N21/2347H04N21/47211H04N21/47202H04N21/4405H04N21/8355H04N21/2543H04N21/4627H04N21/63775H04N21/4753H04N21/435H04N21/235H04N21/426
Inventor 康龙镇
Owner SAMSUNG ELECTRONICS CO LTD