diversity reception
英 [daɪˈvɜːsəti rɪˈsepʃn]
美 [daɪˈvɜːrsəti rɪˈsepʃn]
分集接收
双语例句
- Decision Feedback Differential Detection with Postdetection Maximal Ratio Diversity Reception for MDPSK
MDPSK判决反馈差分检测联合检测后最大比分集接收 - Finally, this thesis put forward the application of frequency diversity reception to the counteraction against the frequency selectivity decline in the airborne oceanic submarine laser communication system, and whose capability graph is educed through the simulation on the computer.
文中提出把频率分集接收技术应用于对潜通信中，以达到抗频率选择性衰落的目的，并通过计算机模拟得出了其性能曲线。 - The diversity reception technique plays an important role in the large-capacity digital microwave transmission.
分集接收技术在大容量数字微波通信中起着非常重要的作用。 - In usual spatial-time processing for diversity reception of UWB pulses, the channel delays are not easy to be implemented accurately.
在UWB脉冲信号的角度分集接收中，通常的空时处理中通道时延不易精确地控制。 - Performance of M ary orthogonal direct sequence code division multiple access ( DS-CDMA) signals over multipath Rayleigh fading channel with noncoherent RAKE receiver is examed. Two maximum selection diversity reception schemes, maximum signal to noise ratio selection and muximum output selection, are considered.
研究了随机M进制正交码直接序列扩频码分多址信号经过多径瑞利频率非选择性衰落，在非相干RAKE接收机中采用最大输出信噪比选择或最大输出选择分集接收时系统的性能； - Performance analysis of MQAM using MRC diversity reception in Nakagami channel
MRC分集接收的MQAM在Nakagami信道上的性能分析 - A family of multiuser receivers with diversity reception in asychronous CDMA mobile communications
异步CDMA移动通信系统中采用分集接收的多用户检测器 - Firstly the paper analyses three key technology of mobile reception, that is, Coded Orthogonal Frequency Modulation ( COFDM), diversity reception and MPEG-2 video decoding.
文章探讨了实现数字高清移动接收的三个关键技术：编码的正交频分复用（COFDM）技术、多天线（DIVERSITY）接收技术和MPEG-2视频解码技术。 - The performance of the spectral efficiency for constant-power adaptive M-ary quadrature amplitude modulation schemes over correlated Nakagami fading channel under maximum ratio combining diversity reception is investigated.
研究相关Nakagami衰落信道上恒定发射功率自适应M进制正交幅度调制的频谱效率。 - The scale-delay diversity reception based on the UWB time-variant mobile channel
超宽带时变移动信道下的尺度-时延分集接收 - It is an effective method to use diversity reception in Rayleigh channel. The best performance can be obtained when the diversity signals are independent of each other. The correlation between those signals deteriorates the bit-error performance.
在瑞利衰落信道中利用分集接收是抗衰落最有效的方法，当参与分集的各接收信号彼此独立时能获得最佳性能，分集信号之间的相关性会造成误码性能恶化。 - Frequency diversity reception of multi-carrier CDMA signals over multipath fading channel
多径衰落信道下多载波CDMA信号的频率分集接收 - This article states in brief the working principle of a new generation of light capacity tropo communication equipment, GS-100, presents a design of eight-fold diversity reception and three-rate compatible transmission, and gives the test results of the equipment in/ out-of room.
论文简述了GS-100型新一代小容量散射通信机工作原理，给出了八重分集接收和三种速率兼容传输的一种设计方法，最后还给出了该设备的室内实验结果和野外实验结果。 - In the stable state, this method has the potential of diversity reception for multi-path signals.
在稳态时，此方法还具有对多径信号分集接收的潜力。 - The schematic diagram of a multi-user detector employing hybrid genetic algorithm, with diversity reception, is put forward for the demodulation of spread spectrum signals in asynchronous Raleigh fading channels. An analysis is then given to the theoretical basis and practical performance of multi-user detection using HGA.
本文先给出了在异步瑞利衰落信道下解调扩频信号的分集接收混合遗传算法多用户检测器的原理框图，然后分析了用混合遗传算法进行多用户检测的理论依据和实际性能。 - Study on Performance of Turbo Product Coded OFDM with LS Channel Estimation and Diversity Reception
基于LS信道估计和分集接收的Turbo乘积编码OFDM系统的性能研究 - DS CDMA performance of M ary orthogonal codes with maximum selection diversity reception
最大选择分集接收M进制正交码DS－CDMA扩频通信系统性能分析 - A new type of two-branch diversity reception system is presented.
本文提出了一种新的两支路分集接收系统。 - In this paper, the frequency diversity reception of multi-carrier CDMA signal is studied.
本文研究了多载波码分多址（Multi-carrierCDMA）扩展频谱系统在多径衰落信道下的频率分集接收技术。 - The Multiple Diversity Reception of Signal Under Water in Laser Communication
水下激光通信中信号的分集接收 - The low-complexity Least Square ( LS) channel estimation in Orthogonal Frequency Division Multiplexing ( OFDM) is studied in this paper. To reduce the error floor of OFDM with LS channel estimation, the diversity reception and turbo product coding are used in system design.
该文研究OFDM系统中低复杂性最小二乘方（LS）信道估计技术，为了改善LS估计的OFDM在严重多径信道中错误平底效应，分集接收和Turbo乘积编码用于系统设计。 - Performance of CDMA Multiuser Diversity Reception for Rayleigh Fading Channels
Rayleigh衰落信道中的CDMA多用户分集接收性能 - Bit-error rates for two-branch diversity reception and maximal-ratio combining in correlated rayleigh fading
双分集最大比合并相关瑞利衰落的误码性能 - The use of phase diversity reception and polarization diversity reception to improve the system performance is briefly described.
又简单提到相位分集接收和偏振分集接收，以改善系统性能。 - According to space time block coding based transmitting antenna diversity ( STTD) in the WCDMA system, this paper presents a reception scheme based on maximal ratio combining ( MRC).
针对WCDMA下行链路空时编码发送分集（STTD）确定了基于最大比合并（MRC）的分集接收方案，并对其进行了性能分析。 - After summarize the trial data, we found that two-directional antenna diversity reception technology could simplify the channel model which the railway television faces; the open-loop self-healing mechanisms could ensure reliable synchronization of the SFN system.
整理总结测试数据，发现双定向天线分集接收技术简化了铁路电视所面临的信道模型，开环自愈的同步机制保证了单频网系统的可靠同步。 - A new permeation grouting test device was developed independently, provided with a good feature of exact grouting pressure control, a large diversity of reception medium and a high accuracy of grouting effect feedback.
自主研发了渗透注浆试验装置，该装置具有注浆压力控制精确度高、受注介质模拟多样化、注浆效果反馈准确的优点。 - In researching on FB-FDE and its implementation, a synchronization method and a diversity reception algorithm are proposed.
在研究FB-FDE方法及其实现中，提出了一种同步方法和一种接收分集算法。 - The phase diversity reception of the amplitude modulation signal, the application of quadrature amplitude modulation ( QAM) signal in the coherent optical system, and the automatic polarization control in the coherent optical system are studied in this thesis.
本文主要对调幅信号的相位分集接收，正交幅度调制（QAM）信号在相干光通信系统中的应用，以及相干光系统中的自动偏振控制技术进行了研究。 - It also shows that the effect of phase error in multi-user system is negligible compared to the multi-access interference ( MAI). In addition, the diversity reception has the ability to combat the phase errors.
当干扰用户比较多时，相位误差带来的系统性能降低可以忽略，分集接收技术可以提高系统抵抗相位误差的能力。