Digital TV broadcasting service receiving and deciphering method, master terminal and its slave terminal

A technology of digital TV broadcasting and main terminal, applied in the direction of TV, electrical components, analog security/charging system, etc., to achieve the effect of flexible use and expansion of flexibility

Inactive Publication Date: 2007-10-24
HUAWEI TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0037] The present invention proposes a method for receiving and decrypting digital TV broadcasting services to solve the drawbacks in the prior art that users must use subscription terminals to receive and decrypt digital TV broadcasting services, expand the flexibility of users to watch digital TV broadcasting services, and flexibly use copyright objects permission

Method used

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  • Digital TV broadcasting service receiving and deciphering method, master terminal and its slave terminal
  • Digital TV broadcasting service receiving and deciphering method, master terminal and its slave terminal
  • Digital TV broadcasting service receiving and deciphering method, master terminal and its slave terminal

Examples

Experimental program
Comparison scheme
Effect test

no. 1 example

[0174] Assuming that the digital TV broadcasting service operator has arranged some digital TV broadcasting service receiving terminals with good reception performance and good playback effect in the hotspot area, these terminals have a communication interface, but no other user interface for controlling the broadcasting of digital TV broadcasting service, The specific playback control can be controlled and operated by the main terminal sending control information through the communication interface.

[0175] Assume that a certain user just needs to use digital TV broadcasting services in these hotspots, but at this time his smart phone is in a state of insufficient power and can only receive digital TV broadcasting services for more than ten minutes, so the user uses his smartphone The mobile phone is connected to one of the above-mentioned public digital TV broadcast service receivers through Bluetooth wireless transmission technology, and starts the request message editing i...

no. 2 example

[0177] Assume that a user has a set of digital TV broadcast service receiving equipment in his private car, and the user has subscribed to the relevant digital TV broadcast service with his smart phone, but the user wants to use the car device to receive the digital TV broadcast service subscribed by his smart phone while driving. Digital TV broadcast service to save battery power in smartphones, but does not want to re-subscribe digital TV broadcast service for car equipment. At this time, the user turns on his vehicle-mounted device and connects his smart phone to the vehicle-mounted device through a data cable. The smart phone opens the RO request message editing interface, and the user chooses to read the information from the terminal. After a few seconds, the smart phone After the prompt information is read, the user then enters other information required for the request message, such as choosing to broadcast "Newsletter" by time period, and setting the RO type to be used ...

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PUM

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Abstract

The disclosed receive and decipher method for digital TV broadcast business comprises: a master terminal applies the copyright object of relative digital TBV broadcast business and/or program for the slave terminal; the latter receives and deciphers the relative business and/or program. This invention enhances flexibility for broadcast business.

Description

technical field [0001] The invention relates to the technical field of digital television broadcasting services, in particular to a method for receiving and decrypting digital television broadcasting services. Background technique [0002] In the digital TV broadcasting service, the user must first register with the digital TV broadcasting server through the terminal. After registration, the user can subscribe to one or more digital TV broadcasting services provided by the broadcasting TV content provider through the terminal. After the subscription is successful, the terminal A service rights object (Service RO, Service Right Object) bound to the terminal issued by the server end will be obtained, which is used to decrypt the digital TV broadcast service content issued by the broadcast TV server end. [0003] In addition, users can also choose pay-per-view to watch digital TV broadcasting services. When using this method to watch digital TV broadcasting services, the termin...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H04N7/173H04N7/16H04L29/00H04N7/167
CPCH04N7/1675H04N21/43615
Inventor 李智斌张勤伟
Owner HUAWEI TECH CO LTD
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