Analytic: Olympic Games of broadcasting station of China International broadcast

MCR program allocates, transmission computer room

MCR technology computer room is the core of IBC technology system, it is each spot signal and broadcast the assemble of signal is nodded, it is to broadcast system, data transmits what system, network accepts a system to gather together center and signal allocate a center. The core part of a certain number of technology systems is centered inside the 8 spaces of smooth rice, because was used more the design concept that human nature changes, the monitoring that 2 technologies personnel can realize all pair of signal and the drill to equipment accuse.

In MCR, technical personnel transmits special railway line through 4-Wire, received the spot signal of place of 40 Olympic Gameses from BOB, deserve to control through cent dish, send the signal of need toward seed-sowing machine room, transmission equipment and satellite to go up area.

Two-way transmission access and integrated business transmit the multichannel frequency that broadcasting station of China International broadcast used 3 E1 dot to transmit equipment to provide international station to nodding data special railway line and ISDN access, undertake through the transmission line such as E1, ISDN signal backs up each other.

Transmission equipment of 3 E1 integrated business was offerred amount to 7 256kbs two-way stereo transmits access. And carry this equipment, what we realized video to transmit special network is outspread, realized direct seeding inside what spot video is based on IP network is two-way transmit, the between rear direct seeding video before was being finished is interactive. Additional, pass the IP net bridge of this equipment, we the office network inside the stage outspread to IBC, through phone bridge telephone network sth resembling a net will handle official bussiness inside the stage again outspread to IBC, carry 232 outspread unit, transmit broadcast clock signal ahead. Transmit a technology through E1 number special railway line, the business international stage by rear nature outspread to ahead.

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