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Master Control and Playout system
NDT has rich experience covering both theological and practical side. Through research and study on both renowned TV station in both overseas and local market, we designed a highly-efficient and advanced automation system for master control and playout. This system is being used in many TV station including the China Central TV, Chongqing TV, Nanjiang TV, Hangzhou TV and etc. The system also received an award from the SARFT for Technology Innovation. It also contributes a lot to the digital migration of Chinese TV. 
 

OB Van system
NDT has over twenty years experience in OB van design and system integration. We focus in providing the most advanced equipment with features and reliability specialized in OB applications. In our system design, we blend in our own concept addressing the needs on different types of signal flow, processing and transmission. Our system design emphasis on flexibility, customization and expandibility to maximize the production capability. 
 

Studio System
Studio is a key part for all the TV stations. It is responsible for News, Program production and etc. NDT's proposal for Studio will select the most advanced technology with future upgrade and expansion in place. We have a wide range of solution for different type and different size studio to suit your specific needs. 
 

Electronic Field Production system
EFP plays a more and more important role in modern TV production. NDT offers a wide range of different EFP system from very large to very compact system. 
 

HD encoder and Multiplexer system
ITU standard of HDTV is based on a high definition "Common Image Format" (HD-CIF) of 1920 pixels-per-line at an aspect ratio of 16:9 with 1080 lines-per-picture progressively scanned at 24, 25, and 30 frames-per-second and both interlaced and progressively scanned at 50, and 60 pictures-per-second. It is set to try to enable electronic production of film-style programmes for both television and cinema. As to the audio, Dolby AC-3 5.1 Encoding is selected as the standard. 
 

Fiber and Microwave SDH Network TV Broadcast Encoder and Multiplexing System
There are many advantage using SDH networks. E.g. large capacity, clear network structure, easy maintenance and good protection architecture. Through the nationwide SDH network, broadcast signal can be transmitted from Central to Provincial, from Provincial to Municipal centers. The program can also be sent back in the opposite direction. 
 

Cable TV Headend Platform
Digital Cable is a clear direction for the science and technology development for the Nation. It also signifies the degree of Modernization and Informationalization. The advantage of Digital Cable ties well with broadband connection which can enable interactive operation, hundreds of pay-TV programmes as well as VOD and Internet access. 
 

Fiber Optic Transmission System
If the resources are available, fiber optic point-to-point transmission for broadcast signal is a very good means. It can transmit various type of analog and digital format including HD- SDI, ASI, RGB, RS232/422/485, ethernet, 70/140MHz, L-Band, CATV, E1, E3, DS3 and etc. With the WDM and TDM technologies, we can transport multi-channels of data and signal through one single fiber. 
 

Earth Station, Satellite Uplink Encoder/Multiplexer system
There are many good characteristics in Satellite Broadcast. E.g. relatively low cost in infrastructure setup, quick to build, very wide coverage, highly reliable, easy maintenance, low operating cost, simple receiving end and etc. The widely use of broadcast satellite by CCTV and other provincial TV station has helped to improve the coverage a lot. 
 

Flyaway and SNG Satellite Uplink system
DSNG system can transport high quality signal with the advantage of good mobility. It is being widely use in broadcast, TV, news, security, water conservancy project, disaster control for live and emergency applications. Some systems are installed on vehicles while some others are set inside flight-cases. Those mobile system in flight-cases are generally called "Flyaway". 
 

Digital Terrestial TV Encoder/Multiplexer system
Digital Terrestrial broadcast is one of the four major means of transmission. It is easy to setup, needs a lower budget, fully utilizing of the frequency spectrum and quite independent from the city profile and development. It can also cover mobile and portable receiving points. DTTV is developing fast in China in the last few years. The restriction in frequency band further exploit DTTV's advantage for transmitting good quality programme with a narrow bandwidth. 
 

Portable Digital Microwave System & Wireless Camera System
With the advent of COFDM technology, digital microwave system eliminates the multi-path interference problem that is inherit in analogue microwave system. It also makes possible the transmission of high-quality programme in fast-moving action. Therefore, more and more live-telecast employ this technology. Wireless camera system using MPEG-2 technology with digital microwave technology enable live broadcasting in SD or HD operation. It becomes a very useful tools to cover live news, sports events and other entertainment activities. 
 





 
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