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DataJack, Inc. is a wholly owned subsidiary of Quamtel, Inc. (OTCBB: QUMI), a public holding company headquartered in Dallas, Texas. Quamtel provides a comprehensive portfolio of advanced telecommunications technologies, enhanced service solutions and next generation broadband service. Quamtel operates in the U.S. and on a global scale through its subsidiaries DataJack, Inc. and WQN, Inc.
Touchtone Communications is a Whippany, NJ-based company in the Telecommunications sector.
Blue Egg Communications is a Elgin, IL-based company in the Telecommunications sector.
IAED is a New York, NY-based company in the Telecommunications sector.
Founded in 2012 by a team of Stanford University Professors and Ph.D graduates with a mission to commercialize research on Wireless Full Duplex Kumu Networks is revolutionizing the way wireless systems are built using its innovative full-duplex wireless design. Wireless full-duplex allows a radio to transmit and receive signals at the same time using a single frequency channel. Kumu`s patent pending full-duplex technology changes the basic assumptions on which current wireless radios are built, allowing for improved performance and reduced complexity in a variety of wireless devices and affecting all wireless markets.