86 search results - page 1 / 18 » An ESPRIT-based approach for Initial Ranging in OFDMA system... |
CORR
2008
Springer
13 years 4 months ago
2008
Springer
Abstract--In this letter, an initial ranging scheme for orthogonal frequency-division multiple-access systems is proposed by which users that intend to establish a communication li...
GLOBECOM
2007
IEEE
13 years 11 months ago
2007
IEEE
This paper addresses initial ranging (uplink synchronization and power control) for TDD OFDMA systems. Exploiting the channel knowledge from the downlink channel together with ini...
WIMOB
2007
IEEE
13 years 11 months ago
2007
IEEE
In this paper, ranging process in IEEE 802.16e OFDMA systems is analyzed and performance is evaluated. Ranging process provides initial network entry, uplink synchronization, and ...
KIVS
2007
Springer
13 years 10 months ago
2007
Springer
This paper presents several results on dynamic OFDMA systems. It addresses especially the algorithmic complexity involved with several resource allocation approaches, sub-optimal h...
IWCMC
2010
ACM
13 years 9 months ago
2010
ACM
Line-of-sight (LoS) time-of-arrival (ToA) is one of key parameters for network-based localization techniques. Its estimation accuracy depends on the bandwidth of transmitted signa...