Sunday, February 6, 2011

Network extension

Network extension device
Is able to put the network transmission distance prolong the equipment. To break through the traditional Ethernet transmission distance of 100 meters within the limitation, can will 10BASE - TX twisted-pair signals of extended to 350 meters or even longer. It will network transmission distance limit of 100 meters from copper expanded to hundreds of meters above sea level, and can be easily realized hubs, switches, servers, terminal and remote terminal between the interconnection.
Network extension device adopts the own property right LRE long-term Ethernet drive technology, and IEEE802.3 consistent standards, this provides a pre-requisite code extension device generation, symmetry and amplitude compensation. The signal is heavy timing, in order to make transceiver and cable caused signals in multiple network segment jitter not accumulate. He detected incomplete data packets, or conflict and produce a jam signal to strengthen the detection. Finally separated those problem port in order to make the network to work properly.
With digital transmit port, he gets correction function of twisted-pair cable inner inherent signal strength attenuation to compensate.
Plug-in network extension regulator is module type of 10M or 100M Ethernet switches product, with long mature technologies and lower the cost of long distance transmission, complete Ethernet optical fiber through without realizing copper Ethernet link 1400 meters access ability, coordinate the single slot or 16 slot frame, facilitate centralized management. Common environment include: broadband access, ERP network connection, TCP/IP access, IP camera connection, etc.
The key characteristics
1, adopts Ethernet lre (to) - reacher application-specific integrated circuit design,
2, no protocol conversion, without software support, online plug and play, plug and play,
3, support multiple cascade, extend the transmission distance
Network extension instruments have low transmission delay, can wire-speed forward packets. Network extension device adopts the own property right LRE (to) long-term Ethernet Reacher Ethernet - can effectively drive technology, extend Ethernet transmission distance reaches 700 meters, at the same time ensure maximum transmission bandwidth. The basic principle is through signal plastic amplifier, increased sensitivity to achieve distance extended.
Application field
Used for point-to-point, point-to-multipoint communications, industrial control automation, road traffic control automation, smart CARDS, attendance, access control, sell meal systems, industrial distribution distribution system, closed-circuit monitoring and security system, POS system, building automation systems and self-service banking system. Telecommunication system, banking, insurance system, remote distributed equipment control, intelligent automatic alarm and fire linkage system, building automatic control system, the large retail system, network appliances, etc. These doppler based on the technology development of UTP701E and UTP704E will provide us with product stability, price cheap and convenient use flexible network interconnection method.

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