The number of terminals has increased rapidly with the development of wireless technology.
In future wireless communications, massive numbers of terminals will communicate with …

Radio maps provide radio frequency metrics, such as the received signal strength, at every
location of a geographic area. These maps, which are estimated using a set of …

“In reference to IEEE copyrighted material which is used with permission in this thesis, the
IEEE does not endorse any of University of Electro-Communications's products or services …

The present invention provides a technique for estimating whether or not a wireless terminal
is in a Zone without some of the costs and disadvantages for doing so in the prior art. The …

The radio map has attracted attention as a promising tool for accurately estimating radio
propagation and determining communication parameters. Conventional radio maps are …

Radio map estimation (RME) aims at providing a radiofrequency metric, such as the
received power strength, at every location of a geographical region of interest by relying on …

(57) ABSTRACT A technique for estimating the location of a wireless termi nal at an
unknown location in a geographic region is disclosed. The technique is based on the …

Radio maps characterize quantities of interest in radio communication environments, such
as the received signal strength and channel attenuation, at every point of a geographical …

The parameters of a radio environment map play an important role in radio management
and cognitive radio. In this paper, a method for estimating the parameters of the radio …

5,327,144. A* 7/1994 Stilp et al................... 342,387 5,394,158 A 2, 1995 Chia..........................
342/457 5,396,582 A 3, 1995 Kahkoska 5,564,079 A 10, 1996 Olsson 5,570.412 A 10, 1996 …