However, wireless mobile channel and IP network are highly prone to error.
然而,现有的通信网络,如无线移动网络和IP网络都是易发生差错的网络。
The performance of wireless communication system is mainly restricted by the quality of wireless mobile channel.
无线通信系统的性能主要受到移动无线信道的制约。
Inter symbol interference is regard of transporting the high rate data main obstacle in the wireless mobile channel.
码间干扰被认为是在移动无线通信信道中传输高速率数据时的主要障碍。
Then it analyzes the wireless mobile communication propagation environment and gets the characters of timing varying fading channel.
然后讨论了无线移动通信的传播环境,得到时变衰落信道的特点。
In wireless link, Packet loss may caused by the high channel bit error rate and nodes mobile, and multi-path routing and node switching will lead to reorder.
对于无线网络,信道的高误码率和节点移动等会导致丢包,多路径路由和节点移动切换等会导致乱序。
However, for the wireless mobile communication systems, the radio channel is frequency selective and time-varying.
对于无线通信系统,无线信道不仅是频率选择性的,而且是时变的。
The channel estimation method proposed in the thesis has been successfully applied in practical system, which is able to operate in complex wireless mobile environment with a pragmatic value.
提出的信道估计方法已成功运用于实际系统中,能够工作在复杂的无线移动环境,具有实用价值。
Whether in IP network or in the channel of wireless mobile network, error code or noise of signal and loss of data are always appear unavoidably.
但无论在IP网络还是在无线移动网络信道中,误码的产生、数据的丢失总是难以避免。
Transmits partially the communications channel which provides by China mobile with the aid of the GPRS wireless grouping exchange technology, realizes the data transparently to retransmit.
传输部分由中国移动提供的通信信道借助GPRS无线分组交换技术,实现数据透明转发。
D thesis, OFDM wireless broadband mobile communication systems channel estimation and equalization study, Ph.
OFDM无线宽带移动通信系统中信道估计与均衡技术研究,Ph。
In 4g communication system, Automatic Repeat reQuest (ARQ) technology is necessary to support multiple mobile terminal to communicating in Shared wireless channel.
在4g高速无线通信中,自动请求重传(ARQ)技术是无线通信中数据链路层所不可缺少的。
The wireless channel is the transmission media for mobile communication, all the information are transmitted in this channel.
无线信道是移动通信的传输媒体,所有的信息都在这个信道中传输。
Wireless Sensor Networks; Real-time; Data Diffluent Gathering; Mobile Cooperation; Green Channel.
无线传感器网络;实时性;数据分流收集;移动协作;绿色通道。
The system bandwidth efficiency and the dispersive of wireless channel are the big challenges for the wireless mobile communication system.
对于无线移动通信系统来说,面临着系统带宽效率和多径衰落信道等诸多问题的挑战。
The system bandwidth efficiency and the dispersive of wireless channel are the big challenges for the wireless mobile communication system.
对于无线移动通信系统来说,面临着系统带宽效率和多径衰落信道等诸多问题的挑战。
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