Title :
Call admission control algorithm for cellular CDMA systems based on best achievable performance
Author :
Nuaymi, Loutfi ; Godlewski, Philippe ; Mihailescu, Claudiu
Author_Institution :
Univ. St. Joseph, Beirut, Lebanon
Abstract :
Uplink admission and power control in a CDMA wireless network are investigated. The subject is first reviewed and admission strategies classification is recalled. We propose a feasibility-based call admission control algorithm. This algorithm is compared to a received power-based admission control in a simple simulation. Performance is represented by the grade of annoyance, which is a combination of blocking and dropping probabilities. The best performance of each of the two studied algorithms is evaluated as a function of the offered traffic. The proposed feasibility-based admission control is found to have some performance improvements
Keywords :
cellular radio; code division multiple access; digital simulation; power control; probability; radio links; radio networks; spread spectrum communication; telecommunication congestion control; telecommunication traffic; CDMA wireless network; DS-CDMA networks; admission strategies classification; best achievable performance; call admission control algorithm; call blocking probability; call dropping probability; cellular CDMA systems; feasibility-based admission control; grade of annoyance; offered traffic; performance; received power-based admission control; simulation; uplink admission control; uplink power control; Admission control; Call admission control; Electronic mail; Interference constraints; Iterative algorithms; Mobile communication; Multiaccess communication; Power control; Proposals; Synthetic aperture sonar;
Conference_Titel :
Vehicular Technology Conference Proceedings, 2000. VTC 2000-Spring Tokyo. 2000 IEEE 51st
Conference_Location :
Tokyo
Print_ISBN :
0-7803-5718-3
DOI :
10.1109/VETECS.2000.851482