Implementing one-user multi-terminal digital television terminal system and method

Abstract

The present invention relates to the technical field of digital TV, disclosing a terminal system of digital TV which can provide a plurality of terminals for one user. The system includes: a card processing device for parent card of smart card of digital TV, which is used for receiving multimedia data on television network with the help of the message saved in the smart card parent card of digital TV and the outside RF control signal, and to output the received multimedia data to main display device; a main display device used for playing and displaying the multimedia data; at least one processing device of daughter card of the smart card of digital TV used for receiving the multimedia data on television network with the help of the message saved in the smart card daughter card of digital TV and the outside RF control signal, and to output the received multimedia data to the main sub-display device. At least one sub-display device is used for playing and displaying the multimedia. The present invention also discloses a method for realization of multi-terminal of digital TV for one user. The present invention solves the difficulty of viewing TV program at multiple points, being good for the popularization of digital TV.

Description

technical field [0001] The invention relates to the technical field of digital television, in particular to a digital television terminal system and method for realizing one household with multiple terminals. Background technique [0002] In the era of analog TV, a frequency divider can be used to divide one analog signal into multiple analog signals, and then it is possible to use multiple TVs to watch analog TV programs. [0003] In the era of digital TV, if you use an analog TV to watch digital TV programs, each TV must be equipped with a set-top box and a digital TV smart card. [0004] At present, digital TV has gradually begun to be promoted and popularized. Since a family or a unit generally has multiple TV sets, when a family or a unit wants to use multiple TV sets to watch TV programs at the same time, that is, when they want to be able to perform multi-point viewing, they need to purchase the same number of TV sets. Set-top boxes and smart cards, which greatly in...

AI Technical Summary

Problems solved by technology

Since a family or a unit generally has multiple TV sets, when a family or a unit wants to use multiple TV sets to watch TV programs at the same time, that is, when they want to be able to perform multi-point viewing, they need to purchase the same number of TV sets. set-top boxes and smart cards, which greatly increases the cost for users to watch digital TV, which is very unfavorable for the promotion and popularization of digital TV

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