第四代无线通信中，多媒体移动服务需要高速率的传输机制。
Multimedia mobile services afforded in the 4th generation wireless communication require high bit-rate transmission technology.
下一代无线通信系统要求能够在复杂的移动环境下提供更高的传输数据速率和更好的服务质量，以满足人们对多媒体业务日益增长的需求。
The next generation wireless communication systems are expected to provide higher data rate and better quality of service in order to support the multimedia service in the complex mobile environment.
下一代无线通信系统要求能够在复杂的移动环境下提供更高的传输数据速率和更好的服务质量，以满足人们对多媒体业务日益增长的需求。
The next generation wireless communication systems are expected to provide higher data rate and better quality of service in order to support the multimedia service in the complex mobile environment.
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