wireless channel造句
例句與造句
- an effective approach to increase the data rate over wireless channels is to use multiple transmit and receive antennae
無線信道下,提高數據傳輸速率的一種有效的方法是采用多發(fā)射多接收天線技術,構成多輸入多輸出系統(tǒng)。 - orthogonal frequency division multiplex ( ofdm ) is a new technology that transmits data in at a high speed on wireless channel
正交頻分復用(orthogonalfrequencydivisionmultiplex,ofdm)是近幾年興起的一種在無線信道上實現高速數據傳輸的新技術。 - new generation broadband wireless communications should be able to provide reliable high-data-rate transmissions in time and frequency selective wireless channel
新一代無線通信系統(tǒng)應能在時間?頻率選擇性衰落信道中提供優(yōu)質可靠的數據傳輸服務。 - so it is necessary to deal with them in implement . wireless channel is so complicated that the frame structure is very important to the system performance
無線信道是最復雜的信道之一,無線信道幀結構的合理設計對于保障系統(tǒng)性能是至關重要的。 - the wireless channel based on spread spectrum modulation can assure the digital video signal communication safe and withstanding the high noise disturbing condition
而基于擴頻技術的無線通信信道，為視頻的傳輸提供了保密及抗干擾性能強等優(yōu)點。 - It's difficult to find wireless channel in a sentence. 用wireless channel造句挺難的
- therefore, the digital video signal is one of the key techniques for realizing the dream of future communications through the effective transportation via the wireless channel
因而數字視頻信號通過無線信道有效傳輸成為實現未來通信夢想的關鍵技術之一。 - however, there are some inherent problems in wireless channels and internet that affect video delivery, such as limited bandvvidth, varying delay and high levels of noise
然而由于有限的帶寬和惡劣的通信環(huán)境，使得窄帶高噪聲成為無線和互聯網視頻通信的難點。 - the simulation results show that the type of routing protocols, traffic intension and the ber of the wireless channel are all important factors affecting the optimal udp packet size
研究了aodv和dsr兩種路由協(xié)議，業(yè)務強度以及信道誤碼對最佳udp分組長度的影響。 - chapter 3 expresses characteristics and the model of the indoor wireless channel ieee802.11 confronts, explains the principles of the channel estimation method adopted
第三章著重敘述ieees02.11所面臨的室內無線信道的特點、模型，闡釋我們提出的信道估計的原理。 - (2 ) estimation and equalization of multipath fading wireless channel which was modeled as complex-taps fir have been done using cyclic prefix under i / q modulation
采用復抽頭系數的fir濾波器來對無線信道進行建模，并用循環(huán)前綴作為訓練序列對信道進行估計和均衡。 - 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
本文主要討論在25khz信道條件下建立一個具有高帶寬效率和較好誤碼性能的無線數字傳輸系統(tǒng)。 - fade of signal via wireless channels is the most serious problem in wireless communication systems . techniques must be designed to avoid interferences caused by fading-channel
信道衰落是無線通信傳輸系統(tǒng)中要克服的主要問題，在系統(tǒng)設計中必須采用各種技術和方法進行解決。 - the construction of the local gprs network involves the estimation of the gprs wireless channels, the processing capacity of pcus, sgsns and ggsns and the demand for links
對gprs本地網的建設，涉及到gprs無線信道的估算，pcu、sgsn、ggsn單元的處理能力以及鏈路的需求情況。 - currently, the demands of video communication on low bit-rate channels ( 10kb / s ~ 60kb / s ), such as wireless channel and telephone network, are becoming more and more comprehensive
目前，針對低速率信道(10kb/s60kb/s)如無線通道和電話線上的視頻通訊的應用需求越來越廣泛。 - chapter 2 describes the characteristics of wireless channel, presents vector channel model for wideband cdma systems, and emphasizes on the characteristics of indoor wireless channel
第二章描述了無線信道的特點，給出了寬帶cdma系統(tǒng)的矢量信道模型，并著重分析了室內無線信道的特征。