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- OFDM (Orthogonal Frequency Division Multiplex) technique, on which DRM system is based, features with high bandwidth efficiency and robustness to multi-path channel. DRM系统以OFDM(Orthogonal Frequency Division Multiplex)技术为基础,具有高频带利用率和抗多径干扰等特点。
- Simulation results show that CPQPSK signal has higher bandwidth efficiency than shaped offset OQPSK(SOQPSK) si. 针对导致传统QPSK信号带宽效率和功率效率低的相位跳变问题,提出了连续相位QPSK,CPQPSK调制。
- Simulation results show that CPQPSK signal has higher bandwidth efficiency than shaped offset OQPSK (SOQPSK) signal under same constraints and has almost the same bit error rate(BER) as the latter. 仿真结果表明CPQPSK的带宽效率在同等情况下要高于SOQPSK，而抗误码性能与后者几乎完全相同。
- high bandwidth efficiency 高频带利用率
- In data communications, a high bandwidth channel. 数据通信技术中,一种宽频带的信道。
- A WiMAX system can provide bandwidth efficiency higher than 2 bps/Hz. WiMAX系统能够实现高于2bps/Hz的频带利用率。
- Give an example of a network that exhibits high bandwidth and high latency. 请给出一个网络的例子，它具有高的带宽和高的延迟。
- Study shows that MC-CDMA has completely applicability in TDRSS and has the advantage of high data rate and ideal bandwidth efficiency and can remarkably improve the data transmission performance of TDRSS. 研究表明,MC-CDMA完全适用于TDRSS星上系统,数据传输速率和频带利用率高,对提高TDRSS数据传输性能具有十分重要的应用价值。
- POS,Packet over SONET/SDH,is a technology of transmitting IP packet over SONET/SDH and it is also a very important transmission technology on Internet. It has the advantage of low cost,high bandwidth utilization efficiency,simple network topology,etc. POS即为Packet over SONET/SDH,是一种在同步光网络上承载IP数据的技术,也是当前因特网上一种重要的传输技术,该技术具有费用低、带宽利用率高、网络简单的优点,因此有广泛的应用前景。
- Compared with PC-OFDM,PC/HC-MCM can dramatically improve the bandwidth efficiency of PC-OFDM system. 同PC-OFDM系统相比,PC/HC-MCM能够大幅度提高系统的带宽效率。
- The set-top devices access a high bandwidth pipe,but two-way interaction is currently limited. 顶匣盒可访问高带宽的通道但目前双向交互功能有限。
- By this way, no redundant signals are added, and the bandwidth efficiency of OFDM system is further increased. 由于采用这种方法无需加入冗馀信息，故进一步提高了系统的传输效率。
- In order to understand the problem, the limit effect of ICI on the bandwidth efficiency of I-UWB was analyzed. 作者分析了码间干扰对I-UWB频谱效率的限制作用。
- Fiber/coaxial cable hybrids use fiber to bring high bandwidth to the neighborhood and then switches to coaxial cable for the last few feet to the customer's phone. 光缆/同轴电缆混合方式用光缆将高带宽送进社区，然后在接到客户电话的最后一段距离上转换到同轴电缆。
- ADSL delivers high bandwidth where you need it and only uses a single copper pair. ADSL在你需要之处给出了高带宽，并且只用一对铜线。
- The set-top devices access a high bandwidth pipe, but two-way interaction is currently limited. 顶匣盒可访问高带宽的通道但目前双向交互功能有限。
- Cooperative relaying can combat multi-path fading and shadowing effect in wireless networks to enhance communication quality and bandwidth efficiency. 采用中继传输能够抵抗无线信道的多径衰落，克服阴影效应，从而增强通信质量，提高频谱效率。
- WVC200 also supports MJPEG compression for video, providing good video quality at high bandwidth rates. WVC200还支持MJPEG压缩在高帧频时提供更好的视频信息！
- Space-time trellis codes can provide the best tradeoff between bandwidth efficiency, diversity gain, constellation size and trellis complexity. 摘要空时网格编码能在频带利用率、分集增益、调制方式与编码网格图复杂度之间达到最佳的折衷。
- Multimode dispersion is the main obstacle for high bandwidth in multimode optical fiber (MMF) communication system. 在多模光纤中，可以通过选择特定模式以抑制模间色散。
