Forward link unbalancing power control based on channel modulation scheme for wireless multimedia CDMA systems

Author

Qiu, Ling ; Zhu, Jinkang

Author_Institution

Univ. of Sci. & Technol. of China, Hefei, China

fYear

1998

fDate

22-24 Oct 1998

Abstract

This paper proposes a forward link unbalancing power control algorithm which is based on a channel modulation scheme for wireless multimedia CDMA mobile systems. The forward channel adopts dual orthogonal spreading codes and a multicode modulation scheme to meet different data rate traffic requirements. The proposed power control algorithm is the integration of a priority scheme and forward link power allocation and adjustment. The numerical results show that the unbalancing power control can guarantee the QoS requirements of traffic with higher priority even for the condition of heavy traffic

Keywords

code division multiple access; dual codes; land mobile radio; modulation; multimedia communication; power control; spread spectrum communication; telecommunication channels; telecommunication control; telecommunication traffic; CDMA mobile systems; QoS requirements; channel modulation scheme; dual orthogonal spreading codes; forward link unbalancing power control; heavy traffic; multicode modulation scheme; traffic requirements; wireless multimedia CDMA systems; Communication system traffic control; Information rates; Intersymbol interference; Mobile communication; Modulation coding; Multiaccess communication; Multimedia communication; Multimedia systems; Power control; Wireless communication;

fLanguage

English

Publisher

ieee

Conference_Titel

Communication Technology Proceedings, 1998. ICCT '98. 1998 International Conference on

Conference_Location

Beijing

Print_ISBN

7-80090-827-5

Type

conf

DOI

10.1109/ICCT.1998.741082

Filename

741082