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Urban couplet net calls the police systematic composition reachs a solution
From;    Author:Stand originally
As the ceaseless development of socioeconomy, how to prevent the technology also is updated ceaselessly and progress. The country that develops quite on international values progress very this industry.

One, couplet net calls the police systematic composition: Couplet net calls the police central system is transmit the information that is nodded by protection individually well and truly quickly with all sorts of transmission ways call the police command center, make public security policemen is directed in time deal with the of all kinds sudden incident of the spot. According to afore-mentioned concepts, call the police the very important part in couplet network system transmits a technology namely, the technology that using on international at present has the following kinds:
1) . Line is transmitted;
2) . Bus line is made;
3) . Power supply cord is transmitted;
4) . Wireless transmit.
Among them most all-pervading means is line transmission means, in big in urban phone gains ground more and more, use line to transmit alarm signal, it is easier that opposite other is transmitted cheaper, right big in the city calls the police couplet net has real sense more.
1. Couplet net calls the police of central system if attached drawing shows 1 times,form:
2. The center receives equipment to configure basically:
1) digital receiver   of   of   of   of   of   of   of   of   of       1
2)   of   of   of   of   of   of   of   of   of   of   of Chinese management software 1
3)   of   of   of indication screen of 586 computer and color 1
4) computer printer   of   of   of   of   of   of   of   of   of       1
5) printer of collateral type miniature (receive past number receiver)   1
6) UPS UPS:   of   of   of   of   of 600VA     1
7) mothball batteries: 12V,   of   of   of   of   of   of   of   of 55A     1
3. Receiver of the number in above equipment is the heart of whole system, must be to specialization call the police equipment, it should satisfy the following requirement:
1)     is stable and reliable, pass namely apply actually for long, ceaseless the mature product that according to the user actual condition perfects stage by stage.
2)     must be to pass the Ministry of Public Security to detect the center detects eligible product.
3)     must can accomplish 24 hours to work continuously all the year round.
4)     must cut off the power in communication hind, assure successive job 24 hours.
5)     has high capacity, the user information that can receive has been jumped over more more.
6)     should a lot of more compatible kind of communication format, include: ,     ADEMCO,     ARITECH MOOSE,     C&K,     DSC,     FBI
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