Spectrally efficient modulation and spreading scheme for CDMA systems

被引：2

作者：

Shim, JR ^{[1
]}

Bang, SC ^{[1
]}

机构：

[1] ETRI Radio & Broadcasting Technol Lab, Radio Transmiss Technol Team, Yusong Gu, Taejon 305350, South Korea

来源：

ELECTRONICS LETTERS | 1998年 / 34卷 / 23期

关键词：

D O I：

10.1049/el:19981570

中图分类号：

TM [电工技术]; TN [电子技术、通信技术];

学科分类号：

0808 ; 0809 ;

摘要：

A novel modulation and spreading scheme is proposed based on the orthogonal complex rotator that outperforms the traditional PN (pseudo noise) complex QPSK method in terms of adjacent channel power. This scheme is important for hand-held terminals because it increases battery life and capacity due to reduced interference. A mathematical analysis and adjacent channel power simulation results are provided and discussed.

引用

页码：2210 / 2211

页数：2