Satellite Broadband Platform Three solution

1. Distance Education Solution

With the development of information technology and Internet, as well as the increasing number of netizens, the bottleneck of Internet access has become more and more, so the mode of distance education adopted by telephone dial-up Internet is more and more not adapt to the development demand of modern distance education. , especially now the competition in distance education is becoming more and more fierce, many schools in order to attract more users, and promote their own image, are in the transition to multimedia distance education, therefore, in order to take the initiative in the market competition in the future, it is necessary to continuously inject new technology, improve service grade, to provide users with more comprehensive, Higher-quality educational products.

In order to meet the requirements of the development of multimedia distance education, the "star Online" provides a comprehensive, practical and inexpensive solution for distance education by utilizing the broadband and broadcasting advantages of satellite access. "Star Online" under the Chinese satellite group, and China Satellite group as China's only national satellite communications Operations Professional company, with its talent, technology, asset strength ranks at the top of the domestic industry. Therefore, "Star online" relying on China satellite group in the field of satellite communications experience, can provide a higher quality of modern distance education, more secure services.

China Communications Broadcasting satellite Company's latest "star Online"-high-speed Internet satellite access and multimedia broadcasting service is very suitable for distance education needs, "the spread of the" dot "point to the multicast has determined that it will become a remote education, professional and technical training, and a cheap and One of the high-speed communication tools.

Using the basic services and value-added services provided by the "Star Online", the following services can be provided for modern distance education:

Through the nationwide audio and video live education, to achieve synchronous teaching;

Nationwide large-scale audio and video education documents of the rapid broadcast;

High-speed Internet access;

Offline browsing of websites and other value-added services locally.

1. Through the nationwide audio and video live education, to achieve synchronous teaching

The use of "Star Online" IP multicast (IP multicast) service can directly observe the lectures of excellent teachers, synchronous teaching, so that all remote users can get rich, high-level education and teaching information. Remote users can regularly access the school's teaching plan, curriculum, teaching plans, instructional design, learning materials, examinations and review guidance, management methods, teacher answer questions, student exercises exchange and other services.

The use of "star Online" high-speed Internet access services to the Internet, through BBS, chat room and other ways can be online discussion, online answer and after-school counseling, so as to achieve online interaction.

In this way, excellent teachers can be taught in the classroom, real-time, fluent transfer to the remote classrooms, training centers or individual users, so that more students to participate in learning, so that more teachers and leaders to observe the real-time without prejudice to normal teaching. In this way, not only can the teachers save the teaching cost of demonstrating and demonstrating, but also let teachers have more time to improve the teaching quality. "Star Online" system to support the highest rate of 24Mbps multicast, this service is suitable for Mepg-ⅱ high-quality, multi-channel streaming audio, video real-time transmission.

2. Nationwide broadcast of large audio and video educational documents

The use of the "star Online" Packet distribution (Package Delivery) service can be issued by the various educational documents, excellent lesson plans, courseware, test questions, materials and software and various education, teaching and newspaper published in the article material, teaching-related information and other ancillary materials, such as various education, Teaching resources (can be audio, pictures, text, animation, video and other forms of resources), at a speed of up to 3Mbps high-speed broadcast to the country's remote classrooms in the computer.

For example, it can make a large multimedia file of the lecture content, through a dedicated line (DDN, etc.) or other means to the "star Online" Network Management Center (NOC), and then by the Network Management Center for data packaging, and through the satellite high-speed broadcast to the network users of the computer, due to the satellite channel broadcast advantage, Thus greatly reducing the cost, so that it can give full play to the excellent teaching materials and experience of the role.

3. High-Speed Internet access

The "star Online" high-speed Internet satellite access service, fully utilizes the Internet Information transmission asymmetry, the user's uplink data and downlink data separation.

"Star Online" users can enjoy up to 400kbps of browsing and download speed, this speed is more than three times times the standard ISDN, is 28.8kbps Modem 14 times times, it supports the standard TCP/IP network protocol and WWW, e-mail, newsgroup, Telnet and other applications. At the same time, unlike ISDN and ADSL, Cable Modem technology, DIRECPC is currently available for any corner of the country to provide sophisticated technology services.

It does not require any equipment modification, the client only has a computer, and the installation of a set of terminal equipment (including a 0.75m KU antenna and a PCI card), and through the telephone line upload information, you can achieve high-speed Internet access, and set up simple, inexpensive.

4. Browse the website offline locally

Because "star Online" utilizes satellite coverage to be geographically unaffected and uniquely broadcast, it is ideally suited for primary and secondary schools in the Midwest and remote areas to achieve Internet access. Using the "Star Online" value-added services-high-speed web site broadcast (webcast) service, can be a number of remote users concerned about the site, such as education sites, school sites, news sites, such as a large number of useful, healthy Web pages, high-speed broadcast to remote users of the computer, for teachers and students at any time high-speed local browsing, And does not require any other communication resources to be consumed. In this way, remote users can make full use of Internet resources under the premise of almost no cost increase, and can prevent harmful websites.

2. Intelligent Community Solutions

The access network of intelligent residential area has become a new hotspot of operator investment. In the access technology to diversify today, the new concept emerges endlessly, a kind of access equipment simply provide access services can not meet the new integrated information service mode, for this "star Online" to propose a new solution.