An acceleration technique is developed that significantly improves the accuracy of a wide class of well-known numerical procedures for approximating the spectra of linear compact operators. A given ...

Telcos across the spectrum-those using GSM and CDMA technologies-have again locked horns, this time over comments by Ratan Tata that hoarding of spectrum by important players for free needs to be ...

With the country moving closer to the spectrum auction for the next-generation mobile internet services, there is a likelihood that all four operators that are in the race for at least one 3G licence ...

AT&T, T-Mobile and Dish have all expressed views that there should be changes to the rules on how much spectrum one operator can own – but differ in their estimations of what’s fair. As reported by ...