bandwidth efficiency造句
例句与造句
- it has adaptive flexibility, high capacity, high bandwidth efficiency and interference robustness
具有自适应灵活性、高容量、高频谱利用率、抗干扰的优点。 - to increase the bandwidth efficiency, such a system scheme use the msk modulation method combining with a premodulation filter
文中讨论了以msk调制技术结合预调滤波器提高带宽效率的系统构建方案。 - the advantages of the modulation method omsk ( the gaussian pre-filtered minimum shift keying ) include bandwidth efficiency and constant envelope
gsm系统中采用了gmsk调制方式，gmsk调制恒定包络，具有较高的频谱利用率。 - frequency hopping technology has the capabilities of anti-interference and anti-interception . and it can increase the bandwidth efficiency as well
跳频通信是扩频通信的一种，具有抗干扰、抗截获的能力，并能作到频谱资源共享。 - in wireless communication, increasing bandwidth efficiency to transfer more data in the band-limited channel always is a task deserve for attention
无线通信中，提高带宽效率，在有限的信道带宽中传输更多的数据一直是个令人关注的问题。 - It's difficult to find bandwidth efficiency in a sentence. 用bandwidth efficiency造句挺难的
- besides high bandwidth efficiency, there are many other advantages in ofdm . but it also has two disadvantages-peak average power rate and sensitivity to frequency skew
但是ofdm也有功率峰值功率比过大以及对频偏敏感等缺点,在应用的时候需要采用各种方法来克服。 - we will discuss the construction of a digital transmission system with high bandwidth efficiency and good error rate performance . in the condition of 25khz wireless channel
本文主要讨论在25khz信道条件下建立一个具有高带宽效率和较好误码性能的无线数字传输系统。 - due to a variety of advantages, such as high bandwidth efficiency and excellent anti ? multipath performance, orthogonal frequency division multiplexing ( ofdm ) has received considerable attentions and been widely used in many fields
正交频分多路复用(ofdm)因具有频带利用率高和抗多径能力强等优点，近年受到广泛的重视。 - according to the simulation result, the bandwidth efficiency brought by different pemodulation filters and the isi cause by them are analyzed and compared . then the system error rate performance is also analyzed in the article
文中通过仿真结果着重分析和比较了不同的预调滤波器带来的带宽效率和码间干扰后，进一步分析了它们对系统误码性能的影响。 - in our protocol, uniform spacing and segmentation polices make algorithm adjust with the change of loading situation dynamically, which suppresses cell jitter pretty well and also improves the bandwidth efficiency
本文给出分段均匀间隔mac协议，均匀间隔和分段分配带宽的策略可以使协议自动地随负载状况变化而调整，既很好地控制了抖动，又提高了带宽效率。 - with qpsk modulation method employed in our ofdm system, there are several important parameters relating to bandwidth efficiency should be consider carefully . they are the number of subcarrier, the length of cycle prefix and the parameters of pulse shaping filer
结合qpsk调制，文中讨论了建立这样一个高带宽效率的ofdm传输系统所需要着重考虑的几个参数：子载波数目、循环前缀长度和成形滤波器的参数。 - finally yet importantly, sctcm is researched which combines sccc with high bandwidth efficiency modular method tcm . besides, the corresponding schemes of encoding and modulating of sctcm, the corresponding demodulating and decoding algorithm, and the performance simulation are also presented
最后讨论了sccc与高频带利用率调制方式结合的sctcm，研究了适用于sctcm系统的编码调制方案和解调译码算法，并给出了性能仿真。 - considering the bandwidth efficiency, the error rate performance and the complexity for realization together, we construct a digital transmission system with single-carrier modulation technique using the optimum premodulation filter . then the system parameters and performance indexes are prensent
综合考虑带宽效率、误码性能和实现复杂程度以后，构建出基于单载波调制技术的无线数字传输系统，并给出系统参数和性能指标。 - providing a novel access scheme for solving “ last mile ” wideband access and global person communications . in wireless optical code multiple access ( w-ocdma ) network, media access control ( mac ) is a key issue, which determines network performance 、 bandwidth efficiency 、 complexity and cost of terminal
无线光码分多址(w-ocdma)接入网中,数据链路层的媒质接入控制技术(mac)至关重要,它直接影响网络的性能、带宽利用效率、终端设备的复杂度和成本。 - due to a variety of its advantages such as high bandwidth efficiency and robustness against multi-path delay, it has been widely used in the fields of digital audio broadcasting, digital television and wireless local area networks and is likely to become one of key technologies of fourth generation mobile communications
由于具有很高的频谱利用率，很强的抗多径延迟能力，它已经广泛的应用在数字音频广播、数字电视以及无线局域网当中，并有望成为第四代移动通信的关键技术之一。
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