TELECAST TECHNOLOGY

System Features:

1．  With more working frequency resources, can transmit more digital TV programs and various kinds of value-added services, such as VOD, EPG, two way data transmission and kinds of interactive games.

2．  For analog system, it is convenient to upgrade to digital, in the case of not change the original transmission network, analog program and digital program can be transmitted at the same time.

3．  If the program is encrypted, it is easy for operator to manage the subscription charge and more services.

How to require design and quotation:

1．  What is the original working bandwidth? 550MHz? 750 MHz? 860 MHz?

2．  How many frequency points can be used for digital TV transmission? Please list the specific frequency point.

3．  Do you want to encrypt the programs?

4．  Please indicate the sources of the program. If the programs are from satellite, please give us the receiving parameters of each; and if the programs are from local, please tell us the interface type of the output; if the programs are from SDH network, please tell us the interface type of the SDH output.

5．  How many customers has been access to the analog system? And how many will be access to the digital system in the future?