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DOK Ltd. (ELVA-1 Millimeter Wave Division) presents its Gigabit Ethernet radio link on SVIAZ/EXPO COMM MOSCOW 2010


DOK Ltd. (ELVA-1 Millimeter Wave Division) company, a world leader in ultra high speed digital wireless communications technologies, will present its Gigabit Ethernet radio link on 22d International Exhibition for Telecommunications, Control Systems, IT and Communication services SVIAZ/EXPO COMM MOSCOW 2010. It is the largest and most prestigious exhibition and conference for telecommunication and IT companies of Russia and other countries that is taking place May 11-14, 2010 at Krasnaya Presnya Fairgrounds in Moscow.

Welcome to our booth and you could see the most popular and saleable DOK solution - functioning 40.5-43.5 GHz Gigabit Ethernet radio link, where the translation of IP-HDTV will be demonstrated as a data transmission example.

Let's remind that DOK Ltd is just that very company in the world who was the first to produce a gigabit capacity 40.5-43.5GHz and 71-86 GHz digital radio link. It was specifically designed to meet both European ECC and US FCC performance requirements, and DOK offers certified radio links for use in those markets. The pattern diagram of PPC-1000 series antennas meets the precise mask requirements of both FCC and ETSI. Actual performance differs little from theoretical prediction, and is well within mask limits, with room to spare.

This PPC-1000 radio link boasts an operating distance of up to 12 miles (20 km), depending on rain density, and full functionality over an environmental temperature range of -40 to +50 C (-40 to +122 F). It produces -12 dBW Tx output power and -94 dBW Rx sensitivity, with a BER of 10-6.

Such types of radio-links are equipped with SNMP control function, which allows a network administrator or technician to remotely control the operating parameters of all radios in the network from a central location. All PPC-1000 models use a QPSK carrier modulation scheme, which allows more efficient use of frequency channels and greater power density, resulting in excellent signal performance over longer distances. The same modulation scheme is used for television transmissions from satellites to Earth.

PPC-1000 radio links are not active network systems, so they carry a network data stream transparently, in the same manner as a fiber optic cable that is physically connected from one node to another. This transparency also applies to any data control features such as forward error correction (FEC). The link's large data transmission capacity enables service providers to offer a vast range of services, including Triple Play, defined as the transmission of IPTV, video on demand and VoIP services at the same time.

Until recently, only fiber optic systems were capable of 1.25 Gbps data transmission rates. However, some millimeter wave radio links now allow service providers to quickly and easily extend many digital services, including Triple Play, into areas that are difficult or costly to connect with new fiber optic cable. The PPC-1000 series' gigabit Ethernet, fiber-class data capacity, ease of installation, superb quality of service and affordable cost make our millimeter-wave radio links ideal solutions for WiFi or cellular telephone network extension and backhaul links, business WAN or IP telephony gateway connections, MAN metropolitan area networks and rapid-deployment emergency communications.

Digital radio equipment in the 40.5-43.5 GHz millimeter wave range is currently rare, because of the design challenges at these frequencies. However, the wide, 3 GHz band available in this

range enables broadband communications by allowing increased channel size and data transmission capacity. currently holds a unique position in the radio market by offering government agency certified radio links for broadband wireless data transmission in the 40.5-43.5 GHz millimeter wave frequency band.

We are waiting for you on SVIAZ/EXPO COMM MOSCOW 2010 hall ü8-2 booth üD24 where you`ll receive our technical experts detailed consultation and answers on your questions on all radio links series produced by DOK Ltd. (ELVA-1 Millimeter Wave Division) company.

About ELVA-1 Millimeter Wave Division

Founded in 1993, ELVA-1 Millimeter Wave Division is a privately-held, internationally renowned manufacturer of millimeter wave integrated components, subsystems and test equipment. In 2000, ELVA-1 began aggressively expanded its product range into millimeter wave telecommunications products, such as 42GHz, 70/80 GHz and 94GHz transmitters and receivers, high gain antennas and other advanced wireless communications products. A complete overview of ELVA-1's capabilities can be viewed at www.elva-1.com.