… multi-rate schemes remain the same. To investigate the difference between narrowband and
wideband CDMA … , representing a narrowband and wideband CDMA channel respectively. …

… multiple access (DS-CDMA) system in which multirate user signals are transmitted via
synchronous orthogonal short codes overlaid with a common scrambling sequence. The …

… operates in an interference limited environment so the system capacity is dominated by …
imum system capacity. The power distribution under a multirate wideband CDMA environment is …

… cation in a multirate wideband CDMA system is investigated. It is shown that the traffic demand
and the background disturbance fully govern the feasibility of the system and the optimal …

… We consider a downlink DS-CDMA system in which multirate user signals are transmitted
via synchronous orthogonal short codes overlaid with a common scrambling sequence. The …

… Wideband (AMR-WB) speech codec recently selected by the … communication WCDMA system
for providing wideband … the standardization activity for wideband speech coding around 16 …

… -CDMA system that supports multi-class users. Similar studies have been conducted for
DS-CDMA system [l] and MC-CDMA system [… capacity of VSG-CDMA system for multiple classes …

… The problem is formulated in the context of third generation multimedia multirate wideband
CDMA WCDMA mobile communications. It shows that the convergence condition for any …

… We consider a CDMA system consisting of equal-size hexagonal cells. The base stations
are located at the centres of all cells and employ directional antennas dividing a cell into three …

… Also, the comparison was done in an AWGN channel and consequently any diversity gain
for wideband channels is neglected. (It has been shown that a wideband system performs …