ΪƳ3Gֻ
2004-02-27 16:08
ΪֻͺвⱾվǽٻΪ3GֻϢ
ϢʿߣΪĵһ̨3GֻƷǰȻ
Ϊ˾֤ʵ˴Ϣ˽Ҳǹֻзĵһŷް3Gֻ
ݳǻΪзĵһ̨3GֻŷWCDMA˻Ѿڸɵһȫ3Gࡣ
ݲĿʿܣ3GֻĿǰܹͨҵڲС˽⣬3Gֻ˫ģ(WCDMAGSM)ģ֡
λʿߣ·ݻΪõ3Gֻģڽ°꣬ȽõΪȫ3Gһ֡
ǻΪȥֻն˺һɹΪƴɱȫƶͨǰصḶ́ѾΪ3GԽ40Ԫݳƣ껪Ϊ֮һз3GƷĿ
Ϊֻ·20023£NECºʳͨţ3Gֻзͼתãȥ¹Ӣʵݱ˵ĻWCDMA3Gֻƽ̨
ȥ£ΪƵƵ3GսҳнƶӪSUNDAY3G䣬ҳнİWCDMA 3GʽͶá
3GȻǻΪ2004صҵΪŷ˵ʵϣWCDMAϣΪ3GCDMA2000TDSCDMAҲí˾ΪӳһҺʹ˾רעTDSCDMAƷĿ
CDMA2000ԻΪ˵練ƣҵʿƣΪCDMA450ȫؿ̽˹˹ӡᡢԽϵңǡǡ̳CDMA2000ҵ˳ɵ3GƵΡ
ĵַ:http://www.cnonline.org/2004/article/3708.html
ϢʿߣΪĵһ̨3GֻƷǰȻ
Ϊ˾֤ʵ˴Ϣ˽Ҳǹֻзĵһŷް3Gֻ
ݳǻΪзĵһ̨3GֻŷWCDMA˻Ѿڸɵһȫ3Gࡣ
ݲĿʿܣ3GֻĿǰܹͨҵڲС˽⣬3Gֻ˫ģ(WCDMAGSM)ģ֡
λʿߣ·ݻΪõ3Gֻģڽ°꣬ȽõΪȫ3Gһ֡
ǻΪȥֻն˺һɹΪƴɱȫƶͨǰصḶ́ѾΪ3GԽ40Ԫݳƣ껪Ϊ֮һз3GƷĿ
Ϊֻ·20023£NECºʳͨţ3Gֻзͼתãȥ¹Ӣʵݱ˵ĻWCDMA3Gֻƽ̨
ȥ£ΪƵƵ3GսҳнƶӪSUNDAY3G䣬ҳнİWCDMA 3GʽͶá
3GȻǻΪ2004صҵΪŷ˵ʵϣWCDMAϣΪ3GCDMA2000TDSCDMAҲí˾ΪӳһҺʹ˾רעTDSCDMAƷĿ
CDMA2000ԻΪ˵練ƣҵʿƣΪCDMA450ȫؿ̽˹˹ӡᡢԽϵңǡǡ̳CDMA2000ҵ˳ɵ3GƵΡ
ĵַ:http://www.cnonline.org/2004/article/3708.html