Teledesic was notable for gaining early funding from cellular pioneer Craig McCaw, Microsoft co-founder Bill Gates, and Saudi prince Alwaleed bin Talal, and for achieving a radio frequency spectrum allocation in the Ka-band for non-geostationary fixed satellite services.
32.
Regulatory bodies in the world ( including the Federal Communications Commission in the United States and Ofcom in the United Kingdom ) as well as different independent measurement campaigns found that most radio frequency spectrum was inefficiently utilized.
33.
They help manage radio frequency spectrum, perform engineering services, and prepare and certify applications for submission to the FCC . In 1997, FIT was certified to coordinate and file applications on behalf of all business and special emergency entities.
34.
That's quite a lot-but I have 5 computers in my house with 1GHz ethernet strung between them-if I switched to some futuristic radio technology, then I could imagine that I might personally consume a third of the world's radio frequency spectrum!
35.
The eMBMS service can offer many more TV programs in a specific radio frequency spectrum as compared to traditional terrestrial TV broadcasting, since it is based on the principles of Interactive Multicast, where TV content only is transmitted in where there currently are viewers.
36.
This group's very name speaks of a long tradition going back to its founding in 1914 : the U . S . government set aside portions of the radio frequency spectrum for amateurs, who would, in turn, assist in emergencies, explore new technologies and " relay " messages.
37.
Internet reporter Dana Blankenhorn stated that the size of the bill illustrated a problem with the telephone companies'" event based " or connection-oriented business model and used it to argue for open spectrum in a radio frequency spectrum auction in the U . S . scheduled for 2008.
38.
Normally frequency coordination is undertaken by " administrations " ( i . e . national governmental spectrum regulators ) as part of a formal regulatory process under the procedures of the Radio Regulations ( an intergovernmental treaty text regulating the use and sharing of the radio frequency spectrum.
39.
According to Ericsson Telecommunications Sdn Bhd, creating a third generation wireless systems to deliver high-speed multimedia applications requires several factors such as dedicating the appropriate bands on the radio frequency spectrum, creating new radio access methods, building or evolving the appropriate network architecture and developing the necessary terminal equipment.
40.
The licenses grant hams the privilege to operate in larger segments of the radio frequency spectrum, with a wider variety of communication techniques, and with higher power levels relative to unlicensed personal radio services ( such as FRS, and PMR446 ), which require type-approved equipment restricted in mode, range, and power.
