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- But the mobile spectrum resource is limited, MAI, CCI and multipath fading are the bottlenecks of improving the mobile communications system performance. 但是移动通信频谱资源日益紧张,多址干扰、共信道干扰以及多径衰落的影响,都成为提高移动通信系统性能的瓶颈。
- With the rising demand ever, the orbital resource and frequency spectrum resource for GSO communication satellite has been almost fully exploited and utilized, by means of cross polarization, multi coverage, and orbital space reduction. 随着通信需求的增长,人们采用极化复用、空间复用和缩小轨位间距等手段,对静止卫星轨位和无线电频谱资源作了接近极限的开发利用。
- spectrum resource spectrum requirements 频谱需求
- wireless spectrum resource management 无线频谱资源管理
- 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。
- New Technical Solutions on Utilizing C-band Spectrum Resource 开发和利用C频段资源的新途径
- The survey covered a broad spectrum of topic. 这本简史涉及的话题范围很广。
- Frequency Spectrum Resources for CATV Network 有线电视网络的频谱资源
- communication satellite spectrum resources 通信卫星频谱资源
- Red and violet are at opposite ends of the spectrum. 红色和紫色位于光谱相对的两端。
- There's a wide spectrum of opinions on this problem. 对这个问题的说法众说纷纭,莫衷一是。
- In the spectrum, distinct colours shade into each other. 在光谱中,截然不同的颜色相互融合起来。
- Immeasurable quantity of natural resource was lost forever through misuse. 无法估量的自然资源因被滥用而永远丧失了。
- There is a wide spectrum of opinions on this question. 在这个问题上有著各种不同的意见。
- Water is an essentially nonrenewable resource. 水是一种不能再生的资源。
- The degree to which a system or resource is ready when needed to process data. 在需要处理数据时,系统或资源就绪的程度。
- A key resource to be used at an opportune moment. 王牌适当时刻所用的关键手段
- Unresolved contention for the use of a resource. 为使用同一资源而产生的无法解决的争用状态。
- It uses spread spectrum technology. 它使用扩频技术。
- We had an example of his readiness of resource. 咱们已经领略了他敏捷的才智了。