Compared with the FDD system, TD-SCDMA adopting TDD, has no need of symmetrical frequency bands for uplink and downlink, and enables flexible and convenient planning and use of increasingly scarce spectrum resources.
Compared with the FDD system, TD-SCDMA adopting TDD, has no need of symmetrical frequency bands for uplink and downlink, and enables flexible and convenient planning and use of increasingly scarce spectrum resources.
与FDD系统相比，TD-SCDMA采用时分双工方式，上下行无需对称频段，可以见缝插针，灵活方便地规划使用日益紧张的频谱资源。