The next generation mobile communication 4g called will support very high data transmission rate. It's necessary to introduce technology with high frequency utilization in limited frequency spectrum.
未来的新一代移动通信系统4g需要提供极高的数据速率，在有限的频谱下提供尽可能高的传输速率，这就需要采用高频谱利用率技术。
Great efforts have been contributed to satisfy the critical demands of high communication quality and data transfer rate in military communication equipment and system by various former researchers.
为了打好信息战、电子战，满足军用通信对通信质量和数据传输速率越来越严格的要求，大量科研工作者做出了巨大的努力。
Multi-Code technique is widely used in the third generation mobile communication systems, and flexibly provides high-rate packet data services for users.
多码道技术广泛地应用于第三代移动通信系统，灵活地为用户提供高速分组数据业务。
Aiming at the requirement for reliability and very high data rate transmission for broadband wireless communication, a LDPC coded MIMO-OFDM system model was proposed.
针对宽带无线通信系统对高可靠性和高速率数据传输的要求，本文介绍了一种基于LDPC码的MIMO - OFDM宽带无线通信系统模型。
The results of running this system indicate that the data transmission system has the advantage of high reliability, low communication fees, and the data receiving rate can attain to 99 percent.
系统运行结果表明，该数据通信系统可靠性高，通讯费用低，数据接收率达到99%。
The combination of the advantages of VMIMO and OFDMA technique is suitable for the high data rate transmission for the next wireless communication systems.
将VMIMO和OFDMA技术的优势相结合，非常适合下一代无线通信系统对高速数据传输速率的要求。
In broad band communication, there is a key problem of soft radio, the rate of data need for processing is too high, and currently DSP can't do with so high rate data immediately.
在宽带通信中，软件无线电技术应用中的一个主要问题是后端处理的信号数据率太高，一般的DSP信号处理速率达不到这样的要求。
In a data communication system capable of variable rate transmission, high rate packet data transmission improves utilization of the forward link and decreases the transmission delay.
在一种可以用可变速率传输的数据通信系统中，高速率分组数据传输改进了正向链路的应用，并降低了传输延迟。
The digital image has huge data information, so the algorithm which has high compression ratio and high fidelity rate is urgently needed, taking account of storage cost and communication.
由于数字图像具有数据量大的特点，出于对图像存储成本和图像通信的考虑，良好的图像压缩技术要能够实现高压缩率和高保真率。
This scheme is suitable for error control in satellite communication systems where data rate is high and round-trip delay is substantial.
本方案特别适用于卫星通信系统的差错控制，其数据率高，往返时间长。
At present, polarization mode dispersion (PMD) has become an important limiting factor for the performance of long distance transmission, high rate data and analog communication systems.
目前偏振模色散(PMD)已成为长距离传输、高速率数据和模拟系统的主要限制因素。
The new generation communication systems are required to support high capacity, high data rate and integrated services.
新一代无线通信系统要求大容量、高速率、综合业务、适用于各种环境。
Ultra Wideband(UWB)technology has the virtue of very high data rate, low power consumption and low cost, which makes it a promising technology for next generation short range wireless communication.
超带宽（UltraWideband，UWB）系统具有高传输速率、低功耗、低成本等独特优点，是下一代短距离无线通信系统的有力竞争者。
The future wireless mobile communication systems are expected to provide high-rate, high-quality and efficient data transmission.
未来无线移动通信系统对数据传输速率、通信可靠性及有效性提出了更高的要求。
In order to get high data rate communication, we must enhance frequency efficiency because mat frequency resource is limited.
频谱资源是有限的，为了实现高速通信必须提高频谱效率。
So the two technologies become key ones for high data rate, performance and capaticity in 3G mobile communication systems and beyond.
目前，这两种技术已经成为第三代以及未来移动通信系统实现高速率、高传输质量、高系统容量的关键技术之一。
So the two technologies become key ones for high data rate, performance and capaticity in 3G mobile communication systems and beyond.
目前，这两种技术已经成为第三代以及未来移动通信系统实现高速率、高传输质量、高系统容量的关键技术之一。
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