我也感觉三星的CDMA手机很一般
另外,给楼主一段话。应该算是官方回答。
节选自CTIA Program Management Document
1.5. Is CTIA Certification Mandatory?
The CTIA Certification Program is a voluntary program operating at the request of and for the benefit of CTIA members. CTIA Certification is not a requirement for sale of a product in North America. The Program is developed by CTIA with the assistance of industry advisory groups comprised of representatives from the wireless carriers, product vendors, testing laboratories and test equipment vendors.