For the dream box, there is no standard definition. Broadly speaking, any network which is connected to TV dream box terminal equipment can be called. From the past based on analog cable channel additions, analog channel decoder to the telephone line connected to a TV with the "Vilas" Internet dream boxes, digital satellite integrated receiver decoder (IRD, Integrated Receive Decoder), digital terrestrial dream boxes and digital cable dream box can be called the dream boxes. From the narrow sense, if only considering digital devices, dream box by the main function can be divided into the Internet dream boxes, digital satellite set-top boxes (DVB-S), digital terrestrial dream boxes (DVB-T), cable TV digital dream boxes (DVB-C) and the latest IPTV dream boxes.
Digital TV dream box is one of information appliances. It is a way to allow users to existing analog TV to watch digital TV programs, interactive digital entertainment, education and commercial activities in the consumer electronics industry.
The functions of digital dream box are listed below:
The basic function of digital dream box is to receive digital television broadcasts, but it also has the function of receiving all the broadcast and interactive multimedia applications, such as:
(1) Electronic program guide (EPG). It provides users with an easy to use, friendly interface and quick access to a way to see the program. The user can see one or more channels or even channels which will be broadcast on television recently through the function.
(2) High-speed data broadcasting. Give users the stock market, ticket information, e-newspapers, popular websites and other information.
(3) Software online upgraded. Online software upgrades can be regarded as one of the data broadcasting applications. Data broadcast by DVB data broadcasting standard servers will be upgraded to software radio down. Dream box can identify the software version number and the version does not receive both the software and the software stored in memory to be updated.
(4) Internet access and e-mail. Digital dream box can be easily built-in cable modem Internet access capabilities to achieve. Users can access dream box built-in browser, send e-mail. At the same time, it can provide a variety of dream box and PC connected to the interface with the PC and Internet connection.
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