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Compare IS-95 and cdma2000
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written 8.1 years ago by
teamques10
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• modified 4.3 years ago |
IS-95 and cdma2000 - IS-95 is based on 2G CDMA and cdma2000 is base on 3G CDMA.
| - | IS-95 | CDMA 2000 |
|---|---|---|
| Technology | CDMA | CDMA |
| Generation | 2G | 3G |
| Handoff | Soft | Soft |
| Encoding | Digital | Digital |
| Establishment Year | 1995 | 2000 |
| Interference | None | None |
| Coverage Area | Unlimited Cell size | Unlimited Cell size |
| Channel bandwidth (MHz) | 1.25 | 1.25/5/10/15/20 |
| Chip rate (Mcps) | 1.2288 | 1.2288/3.6864/7.7328/ 11.0592/14.7456 |
| Modulation | BPSK modulation with quadrature spreading | QPSK modulation with quadrature spreading |
| Frame length (ms) | 20 | 20 (with a 5ms option) |
| Channel coding | Convolution code, K = 9, rate 3/4, 1/2, and 1/3 | Convolution code, K = 9, rate 1/3 and ¼ |
| Power control on forward link | 0.5Hz on Rate Set1 (RS1) and 50Hz on Rate Set2 (RS2) | 800Hz |
| Single user data rate (kbps) | 9.6–115.2 | 9.6–2400 |
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