Up-grading From existing 2G IBS system Solution to 3G

For Up-gradation From existing 2G IBS system Solution to 3G, Operator needs 3G DBS +DAS System.

- Keep the existing 2G antenna system, save construction cost.

- BBU and RRU is small, easy to implement site acquisition and installation.

- Baseband resource is shared among all RRU, can trace the hot spot of traffic

- High reliability

- Easy expansion to meet the requirement of coverage and capacity