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Master/slave system and management method for digital TV receiving device

A technology of a digital TV reception and management method is applied in the management field of sub-master units, which can solve problems such as the loss of viewing fees of radio and television companies, and achieve the effects of avoiding a large number of losses, facilitating mass production, and reducing costs.

Inactive Publication Date: 2008-05-28
SICHUAN CHANGHONG ELECTRIC CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Although the concept of master-slave unit solves the problem of viewing fees for multiple households, it is easy to cause a large loss of viewing fees for radio and television companies or network operating companies, because one main card can be equipped with multiple sub-cards, and sub-cards can be allocated. card's set-top box or digital television can be used in any home with a digital signal on the network

Method used

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  • Master/slave system and management method for digital TV receiving device

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Embodiment

[0019] Such as figure 1 As shown, it includes set-top box 1, set-top box 2, main card, sub-card, and sub-card management module. The main card is inserted into the set-top box 1 to form a host. The card is inserted into the set-top box 2 to form a sub-machine, and a master-sub-card management module is installed outside each of the host computer and the sub-machine. When starting up, the sub-card management module of the sub-machine sends a command to read the sub-card information to the CPU of the sub-machine; the CPU of the sub-machine reads the sub-card information (sub-card number and main card number) and sends it to the sub-machine master-card management module, the sub-card management module of the sub-machine saves the sub-card information, and sends the sub-card number to search for the host; after the sub-card management module of the host receives the sub-card number, the sub-card management module sends a read message to the CPU of the host Main card information c...

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Abstract

The invention relates to digital television receiving equipment, in particular to the management to the mother-son unit of the digital television receiving equipment. The invention discloses the mother-son unit system and the management method of the digital television receiving equipment which can avoid the large loss of the subscription fees of a broadcasting corporation or network operation corporation. The invention adopts the technical proposal that the equipment comprises digital television receiving equipment, a master card and a slave card, the digital television receiving equipment in which the master card is inserted is taken as a master machine, and the digital television receiving equipment in which the slave card is inserted is taken as a slave machine; the master machine and the slave machine are respectively provided with a master-slave card management module, the effective communication distance of the master-slave card management module is controlled within 100 m; the master-slave card management module reads slave card information and main card information, and accredits and validates the slave card information through the main card information, and the slave machine operates after the validation. The invention also discloses a method corresponding to the system. The invention has the advantages that the problem of one household with multiple machines is solved, and the problem of the large loss of the subscription fees of the broadcasting corporation or network operation corporation is avoided.

Description

technical field [0001] The invention relates to digital TV receiving equipment, in particular to the management of the digital TV receiving equipment's master and slave units. Background technique [0002] In recent years, viewing of digital television programs has become more and more popular. Users generally receive and process digital TV program signals through a set-top box to watch digital TV programs, and convert them into signals that can be received by analog TVs, and then use analog TVs for display, or directly receive digital TV program signals through digital TVs and display them. to display. Existing digital TV program viewing fee is charged according to the number of TV sets, and the viewing fee for each TV set is 20 to 30 yuan / month, and for users with multiple machines in one household, many users cannot receive it. In order to solve the problem of viewing fees for multiple TVs in one household, operators or radio and television departments all over the worl...

Claims

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Application Information

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IPC IPC(8): H04N5/44H04N5/00H04N7/16H04N5/445
Inventor 徐李健冯志刚廖红明
Owner SICHUAN CHANGHONG ELECTRIC CO LTD
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