高数据速率

但是，要充分利用这一高数据速率，目前的IEEE802.11媒体存取控制（MAC）需要加强。

However , to fully utilize this high data rate , the current IEEE 802.11 medium access control ( MAC ) needs to be enhanced .

在高数据速率的环境下，与ATM和POS相比，SDL是一种颇具吸引力的方案。

Under the high data rate environments , SDL is a very attractive alternative to conventional solutions such as ATM and POS.

在卫星通信中，宽带卫星通信的主要目标是为多媒体和高数据速率的Internet应用提供一种无所不在的通信方式。

In satellite communication , broadband satellite communication is focused on providing ubiquitous communication mode for multimedia and high bit rates Internet application .

相对单个高频子载波的单独传输，OFDM可通过同时使用多个子载波来实现多倍的高数据速率传输。

For each single high frequency carrier used , OFDM transmits multiple high data rates signals concurrently using sub carriers .

在功率带宽受限的无线信道中，MIMO技术是实现高数据速率、提高系统容量、提高传输质量的空间分集技术。

In power limited wireless channel , MIMO is a diversity technology that can realize higher data rates , increase system capacity and improve the communication quality .

在无线通信中，MIMO-OFDM可以赢得高数据速率和大系统容量而不必增加额外的功率或者带宽，因此MIMO-OFDM系统成为4G的关键技术。

In wireless communication , MIMO-OFDM can get high data rate and large system volume without the extra power or bandwidth which make itself the key technique of the fourth generation communication .

为了进一步满足无线用户对无缝覆盖、更高数据速率业务的需求，3GPP正在研究和制定LTE-A系统的后续演进标准。

In order to further meet the requirements of seamless coverage , higher data rate for wireless users , 3GPP is working on the standardization of LTE-Advanced system and its evolving system .

对于高数据速率的移动通信系统而言，信道衰落这个问题变得尤为的严重。

For high-speed mobile communication system the channel fading is more serious than ever .

适用于高数据速率和高速移动环境的多相位匹配信道估计方法

Channel estimation using multiple phase matching for high data rate and high speed mobile communication

空时编码能够为无线通信系统提供高数据速率及性能。

Space time coding can provide high data rate and performance gain for wireless communication system .

它能够极大地满足用户对多媒体、高数据速率移动通信业务地需求。

It can satisfy the requirement about multimedia and high speed data communication service of customers .

高数据速率、高可靠性的分组数据传输将成为未来无线通信的主流。

High speed packet data transmission with high reliability is the most promising direction for the future wireless communications .

对无线网络的高数据速率应用的需求进一步促使了借助中继实现的多跳无线通信的出现。

The demand of high data-rate applications over wireless network paves a way to the multi-hop wireless communication by incorporating relays .

实现高数据速率无线通信所面临的严峻挑战之一是多径传播所带来的时间色散。

One of the most challenging problems in high data rate wireless communication is to overcome the time dispersion caused by multipath propagation .

一种适用于高数据速率和高速移动环境的新型信道估计方法&双正交通道信道估计方法

A Novel Channel Estimation Method Applied to High Data Rate and High Speed Mobile Communications & Channel Estimation by Using Two Orthogonal Channels

如何提供高数据速率、高服务质量的数据传输是未来无线通信系统面临的关键性挑战。

The key challenge faced by the next generation of wireless communication systems is how to provide transmission of data with high speed and quality of service .

超宽带技术以其高数据速率、低系统成本和抗多径效应等一般窄带系统无法比拟的优点成为最具竞争力和发展前景的技术之一。

With the merits of high data rate , low system cost and multipath immunity , compared with general narrow band system , UWB has became one of the most competitive and promising technology in the future .

由于无线传输受到信号衰落和噪声的影响，为了实现高数据速率和高业务质量，要求采用新技术来提高频谱效率和改善链路可靠性。

Because of the affection of noise and signal fading , in order to high data rate access and high quality , wireless communication need new technology to improve the link reliability and enhance the spectrum efficiency .

未来无线通信系统需要在保证业务服务质量（QoS）的同时，在有限的频带内提供更高的数据速率和频谱效率。

Future wireless communication systems face the great challenges of providing higher data rates and spectral efficiency with the limited frequency bandwidth , while guaranteeing quality of service ( QoS ) .

人们期望，下一代（B3G／4G）移动通信系统能提供更高的数据速率，更大的系统容量支持更多的用户并且满足多种业务的不同服务质量（QoS）要求。

The next-generation mobile communication systems ( B3G / 4G ) provide high data-rate , support more subscribers and guarantee quality-of-service ( QoS ) .

LTE实现了更高的数据速率、更低的时延、更低的成本、更高的系统容量以及更大的覆盖范围。

LIE achieves the higher data rates , the lower latency , the lower costs , the higher system capacity and the larger coverage .

LTE的目标是获得更高的数据速率，更低的时延，改进的系统容量和覆盖范围，以及较低的成本。

The aim of LTE is to achieve higher data rates , lower latency , improved system capacity and coverage , as well as lower costs .

无线Mesh网络技术最早曾是一项军事技术，在战场上，移动网络需要很高的数据速率、很低的被检出概率和很好的防干扰的能力，而Mesh技术恰恰就具备这些能力。

Wireless Mesh Network technology first was a military technology on the battlefield , mobile networks require a high data rate , low probability of being detected and a good anti-interference ability , and Mesh Technology with precisely these capabilities .

WCDMA系统主要受多址干扰和多径衰落效应影响，其高数据传输速率和大传输带宽会导致信道频率选择性衰落加剧。

WCDMA communication system mainly suffers from multi-access interferences ( MAI ) and the impairment of multi-path fading . Its high data transmitting rate and large transmitting bandwidth make the frequency-selective fading more severe .

LTE系统以其显著的高数据传输速率和较低的系统时延，已经被国际铁路联盟确定为下一代铁路通信系统的演进技术。

LTE ( Long Term Evolution ) system , with its remarkable high data rate and low delay , has been adopted as the next generation of railway communication system by International Union of railway .

目前，3G系统已经投入商用，包括未来的B3G以及4G通信系统，它们都面临着在保证良好通信质量的条件下提供高数据传输速率和大量用户同时通信的挑战。

With the future B3G and 4G communication systems , 3G faces the challenges of providing high data transfer rates and simultaneous communication of a large number of users in terms of good communication quality .

作为下一代移动通信演进计划之一，TD-LTE系统是TD-SCDMA系统的发展方向，其目标是能够支持高的数据速率和低的系统时延。

As one of the next-generation mobile communication evolution plans , TD-LTE system is the development direction of TD-SCDMA system , and its goal is the ability to support high data rates and low system delay .

MIMO技术将成为未来移动通信和个人通信系统实现高数据传输速率、提高传输质量的重要途径，而OFDM技术具有抗多径的良好鲁棒性和较高的带宽利用率，可以有效减小多径衰落的影响。

MIMO technology will be a significant way to achieve high data transmitting rate and to improve the quality of transmission for mobile telecommunication and personal communication systems in times to come while OFDM technology has good robustness and high spectrum efficiency to go against multipath decadency .

移动通信系统发展的目标是为用户提供更高的数据速率，为网络提供更好的覆盖，更大的容量。

The targets of mobile communication development are higher data transmission rate , better coverage and larger capacity .

光纤通信技术具有很多优点，高传输数据速率，低损耗，有效传输距离远等。

The fiber communication has many merits . High transfer speed , low transfer wastage , long usable transfer distance .