On Tv From Analog Tv To Digital Conversion Of The Value-added Services - Digital Tv, Analog Tv,

State Administration of Radio Science and Technology Division Wang Xiaojie Prior to that

, according to China's national conditions and uneven development between different realities SARFT formulated and promulgated the "China Cable television Timetable for the transition to digital, "according to the eastern, central, western three zones into 2005, 2008, 2010, 2015, four stages, from the municipalities, provincial capitals and cities with independent planning to prefecture-level cities and counties at different levels step by step, the ultimate realization of digital cable TV. 2015 will be fully off the air analog TV.

Although there is still incomplete industry chain, the content-poor, region segmentation, closed system, such factors as clear profit model, but with the decision of the State Administration of Radio Free distribution by STB To accelerate Digital TV Process has been around the digital TV noticeably accelerated. According to estimates, the end of 2005, digital TV users in China will reach 5 million.

But from analog TV to digital TV conversion, not by simply issuing a set-top box can be done, and involves a series of changes in circumstances, in addition to providing more and more clear than television, but also provide value-added business. Here are just some of the major value added services.

1, video services N VOD Business NVOD quasi- Video on Demand Business use of video Server Multiple channels of digital programming in some time on the interval kept playing, the audience at any time through the digital TV set-top box on demand. This has given the user must choose the right, but can provide a very limited choice of content, and take a long time waiting, it is difficult to be widely accepted NVOD services.

IPTV IPTV service that is interactive Network TV , Set the Internet, multimedia, communications and other technology, and users can set-top box + TV to watch. Way to achieve a live IPTV, multicast, on demand, etc., which complement the best of digital television is VOD, users can at any time, anywhere, free to enjoy the show. The impact of VOD users is revolutionary, and its changed status of the user passively watching TV, the choice really returned to the user. IPTV for Radio and Television Networks expanded Operation Space, improving the user's ARPU value, a development Pay TV One of the best technical means. Meanwhile, IPTV can also provide distance education, telemedicine and other remote video services, as development has just started, there is still much room for development of the future.

2, Information Services For operators, information service The first elements of the localization of the second is interactivity.

Sun Chief By data Broadcasting The form of open government information, government services, the window for the masses. Through the interactive network, the user can open online to the Government to express their views and recommendations to the Chief of the real sun.

Community service Provide community information services to the masses, such as community notification, community information, water, electricity payment information, residential property management, communication between the community and the residents of the window. Can also be closely integrated with the TV shop.

Network Game Recent years, the rapid development of online games, network games as a vast reservoir of opportunities, especially family Leisure Games, and now the company has set out to develop such games.

Interactive Advertisement Interactive advertising has changed the traditional net-based advertising model, the user can sort the ads take the initiative to select information, combined with television e-mail, text messaging and other services ordered television advertisements of interest, combined with E-commerce Can be ordered online.

TV SMS TV SMS is based on the digital TV platform messaging service, users can text message through television to watch the content, prepared by remote control, send text messages. You can also launch SMS guessing, SMS advertising services, with Mobile SMS interoperability, play aggregate advantage.

Transport Services Users can not only transport service inquiries via car, train, aircraft and other traffic information can also be combined with the ticketing links, traffic information in the inquiry, while direct online bookings, quick, convenient and safe.

3, E-Commerce Interactive digital TV as a relatively closed environment, network transmission, and therefore security, such as audience and network with the internet has some advantages in comparison.

Home banking CUP and other Internet companies can Financial Agencies, the set-top boxes Set Into a reader or transplant the front platform of the banking family. Users at home can handle a variety of banking services, such as account inquiries, fund transfers, bill payment, banking business can be completed without leaving home, laid the foundation for the development of electronic commerce.

TV Mall Interactive network based on digital TV TV Mall, in the security, manageability, usability, audience and so on, have a distinct advantage, especially in user authentication, the reliability higher. TV Mall is the beginning of e-commerce civilians.

Securities and Exchange TV very early with the Securities and forged a deep origin, such as teletext investors has long been accepted, just as online trading technology and operational reasons, in recent years are gradually being replaced by online transactions. Interactive TV with integrated teletext and the advantages of online transactions, and more popular than the side-line transactions.

Lottery business Recent years, the Lottery Sell Has developed into a very large industry, phone, mobile phones to buy lottery tickets, etc. Telecommunications service Endless process, but because of the balance sheet Risk , Local operators on the one hand there is no large-scale promotion, on the other hand also conducted monthly limit measures. In digital television, more people to carry out not only the basis of the lottery business, it can be to solve the funds transfer CUP real-time billing issues. It can also be provided to the Lottery winning notice, lottery live and on-demand services.

4, IP phone IP phone costs low, has been rapid development in recent years. USB phone and camera through the USB interface to access the reserved set-top box set-top box later, you can easily interact with network VOIP / VIDEO PHONE.

5, search

With the continuous development of digital television, the information provided, information will be more and more users find themselves faced with how you want the information as soon as possible. Through search technology, users can search more efficient

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