Cellular systems evolved from a dedicated mobile communication system to an almost
omnipresent system with unlimited coverage anywhere and anytime for any device. The …

In this paper, the current trends and the most recent advancements in the utilization of
aerospace communications for emergency rescue applications will be discussed, with a …

The provision of high-data rates leads the advances of new technologies in mobile
communications. One of these advances is the use of multicarrier signals that allow a …

This paper presents a novel maximum likelihood (ML) time difference of arrival (TDoA)
estimation algorithm for subsample delays. We introduce a new initial acquisition and cell …

60 GHz wireless personal area networks (WPANs) offer multi-Gbps throughput, which will
provide for a new wave of high data rate applications. This paper exploits the use of location …

In this paper some simple cooperative relaying strategies which rely on the exploitation of
the Delay Diversity technique and the Maximal Ratio Combining (MRC) receive diversity …

This paper gives an introduction to a generic OFDM based testbed for positioning using time
difference of arrival (TDoA) measurements. An overview of the transmitter system and …

In this paper, a new method for joint channel and parameter estimation in the framework of
combined communication and navigation is investigated. The basic idea is to estimate the …

Today smartphone is expected to play a key role in the fast growing LBS market. Many
studies have been carried out to develop the LBS service on the smartphone and to …

This paper presents a concept for a generic mixed hardware/software test-bed to evaluate
state of the art and future round-trip-delay ranging concepts and estimation algorithms. The …