2004 9 month and in October 2005 in Shanghai, China successfully held the two Jiading Shanghai F1 Grand Prix race, fans caused widespread concern around the world, known as the top three global events (FIFA World Cup / Olympic Games / F1 Racing) of F1 first landing in China, response is. It is not only for China's F1 racing fans have the opportunity to experience the stadium, feast for the eyes, and through international communication satellites, the grand event and broadcast the signal sent to the world, so that fans around the world to see the exciting events, spectacular Shanghai International Circuit, China hospitable fans.
Central Television broadcast as the main party in the seven-year broadcast contract, not only for the people across the country undertakes to provide exciting events broadcast task, but also for the radio and television media around the world to provide high quality signal distribution and transmission service. Therefore, China's largest telecom service provider?? China Telecom to become the primary broadcaster of the CCTV activities during the event partners. With the reform and opening up, open China more and more, more and more widely integrated into the world, increasing international exchanges, as more Chinese become the main broadcast radio and television media provided by the possible, can national radio and television media to provide quality services, which also requires radio and television media and telecommunications sector, better, further cooperation. Hope this article can help you work colleagues.
The outskirts of Shanghai International Circuit in Shanghai, Anting International Automobile City, the northeast, away from the Shanghai area 50 minutes, covers an area of 5.3 square kilometers, of which the car market area covers 2.5 square kilometers, supporting area, covering 2.8 square kilometers. In fact, all over the world F1 racing games usually set up in a relatively isolated town, the United Kingdom Silverstone (SLIVERSTONE); some even park itself, such as Australia's Albert Park circuit (ALBERTPARK ), usually, F1 racing a remote site, communication inconvenience, the face of a large number of temporary increases in the communications business, have strong communication with local service companies. China's telecom companies generally have strong financial strength, build network infrastructure, transmission means rich, providing a full range of services to provide commercial service history waiting feature to the activities of the partners China Telecom, for example, only Shanghai Jiading International Circuit's construction process, there Anting telephone office, telephone office 144 Jiading core cable into the one venue. Public signal production area inside the car, the circuit television signal production area (TVCOMPOUD), TV commentary I (COMTRAY BOOTH), large-screen control room (GIANT SCREENCONTROL ROOM) points of the cable is more complete, see Figure 1.
Figure 1 In addition, they also provide a vehicle mobile satellite earth station 6 sets of fixed satellite ground station 3.
Light of the specific business to you now to make a brief introduction:
We all know, F1 Grand Prix is the world's attention to sports events, have the right to buy coverage across five continents in more than 30 countries and regions, 46 more than 20 other television media and broadcast media, various media are required in public events signal, which some media, also need to press their demands production, transmission, broadcast signals. This will undoubtedly require a large number of satellite telecommunications sector transport services.
A public signal of global coverage
Public signals are produced by means FOM, F1 race (including qualifying, the race, supporting events, the circuit performances, interviews and official government press conference) of the complete contents of the broadcast signal. Public signal of global coverage, is through a global communications satellite synchronous orbit on the three signal transmission to the public communications services around the world. Public signal in Shanghai by the China Telecom's fixed-satellite uplink earth station, via the AsiaSat 2 satellite company in Asia (at 100.5E, mainly covering Asia, Western Pacific and Europe); European satellite W3A (in 7E, mainly covering Europe, Africa and North America); international satellite organizations NSS806 (at 319.5E, mainly covering South America and the Pacific Islands and parts of Europe) to achieve global coverage, shown in Figure 2.
Figure 2
FIA (FIA) to require public signal of global coverage must meet the conditions of two-way back, that use two transponders, while upstream two carriers, the same content, mutual backup, a main use, bandwidth 18M and one for backup, bandwidth, 9M, Shanghai station in 2005, for example, the main use in Asia 2 satellite transponder F0, parameters for the uplink frequency (U / LFREQ) 6302MHz, Downlink Frequency (D / L FREQ) 4077MHz, transmission code rate (SYMBRATE) 13.3331Mbps, forward error correction (FEC) 7 / 8, with BISS-1 encryption, key (KEY) 24 hours notice, the authorized user: backup transponder G1, parameters for the transmission rate (SYMBRATE ) 6.1113Mbps, forward error correction (FEC) 3 / 4, BISS-1 encrypted using. Signal by China Telecom from Jiading F1 racetrack sent with the base station with digital Optical, fixed antenna from 18 meters up. I am a professional writer from China Manufacturers, which contains a great deal of information about single blade razor , razor blade sharpener, welcome to visit!
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