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程序清单A中收录了产生PPM-TH和PAM-DS这两个信号源的所有函数;程序清单B中收录了加性高斯白噪声(AWGN)信道建模,正交和非正交单脉冲PPM-TH接收机结构,以及反极性PAM-DS单脉冲接收机结构仿真所需的所有函数。-A list of procedures resulting in a collection of PPM-TH and PAM-DS these two signal sources all function procedure includes a list of
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这些MATLAB的M文件分为两部分:程序清单A中收录了产生PPM-TH和PAM-DS这两个信号源的所有函数;程序清单B中收录了加性高斯白噪声(AWGN)信道建模,正交和非正交单脉冲PPM-TH接收机结构,以及反极性PAM-DS单脉冲接收机结构仿真所需的所有函数。-The MATLAB M-file is divided into two parts: A list of procedures in the collection of produce PPM-TH and PAM-DS two s
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Quadrature amplitude modulation (QAM) is a modulation scheme in which two sinusoidal carriers,
one exactly 90 degrees out of phase with respect to the other, are used to transmit data over
a given physical channel. One signal is called the I sign
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讲述信道化接收机模型及正交处理,内容比较全面,有仿真结果-About the channel receiver model and the orthogonal processing, content more comprehensive, with simulation results
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Iterative receiver techniques, multiple-input – multiple-output (MIMO) processing, and
orthogonal frequency division multiplexing (OFDM) are amongst the key physical layer
technologies when aiming at higher spectral efficiency for a wireless comm
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As a multi-carrier modulation scheme, Orthogonal Frequency Division Multiplexing (OFDM)
technique can achieve high data rate in frequency-selective fading channels by splitting a
broadband signal into a number of narrowband signals over a number
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Multiple—input multiple—output(MIMO)wireless technology in combination with orthogonal
frequency division multiplexing(OFDM)is all attractive air—interface solution for next—generation wideband
wireless networks.This paper provides all overview o
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Multiple—input multiple—output(MIMO)wireless technology in combination with orthogonal
frequency division multiplexing(OFDM)is all attractive air—interface solution for next—generation wideband
wireless networks.This paper provides all overview o
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数字下变频技术是数字接收机的核心技术之一,它包括数字混频正交变换、抽取及高效率数字滤波等。-Digital down conversion technology is one of the core technology of digital receiver, which includes digital mixer orthogonal transformation, extraction and high-efficiency filtering.
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the use of coherent space-frequency coding in orthogonal frequency division multiplexing (OFDM)-based frequency-selective multiple-input multiple-output (MIMO) antenna fading channels has been proposed. Acquiring knowledge of the fading coefficients
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在一个OFDM系统中,一大批正交、重叠,狭窄的subcarriers衰落、传递并联,除可用的传输带宽。分离的理论,subcarriers最小,这是一个非常紧凑的频谱利用率。OFDM主要是由于该系统如何处理多路径干扰在接收机。多路径生成
-In an OFDM scheme, a large number of orthogonal, overlapping, narrow band
sub-channels or subcarriers, transmitted in parallel,
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Orthogonal Frequency Division Multiplexing (OFDM) is a multicarrier modulation method with the initial idea to overcome multipath fading in a wireless environment. Multipath effect causes an unacceptable symbol in multiple copies but with a different
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A 2x2 multiple-input multiple-output (MIMO) architecture
using dual-polarized antennas (DPAs) is considered
with orthogonal frequency division multiplexing (OFDM). The
performance of DPAs is evaluated for adaptive polarization
(AP) transmissi
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在MIMO2*2的无线信道环境下,运用OFDM(Orthogonal Frequency Division Multiplexing)即正交频分复用技术,发送信号,经过奇异值分解预编码,调制,在接收端解调,均衡,最终等到估计信号,并计算了整个系统的误码率;-In the wireless channel environment MIMO2* 2, the use of OFDM (Orthogonal Frequency Division Multiplexing) that is an ort
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CDMA Simulation Using MATLAB
This program models a simple implementation of CDMA technology. It considers multiple bit data streams sent by any number of senders across a common channel. Each sender uses a unique code word, given by the Walsh se
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CDMA Simulation Using MATLAB
This program models a simple implementation of CDMA technology. It considers multiple bit data streams sent by any number of senders across a common channel. Each sender uses a unique code word, given by the Walsh se
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整个MIMO-OFDM的完整系统,包括发射端和接收端。多输入多输出的正交频分复用系统-Complete the entire MIMO-OFDM system, including transmitter and receiver. Multiple input multiple output orthogonal frequency division multiplexing system
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method based on Neural
Network (NN) technique and accompanied with MMSE
(Minimum Mean Square Error), which corrects at the receiver
level, the Non-Linear (NL) distortions due to the HPA (High
Power Amplifier).-In this paper, we present a meth
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这是一个好用的频偏估计算法的matlab仿真程序,匹配追踪和正交匹配追踪,基于多相结构的信道化接收机。- This is a useful frequency estimation algorithm matlab simulation program, Matching Pursuit and orthogonal matching pursuit, Channelized receiver based on multi-phase structure.
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Here, wavelets are used in Orthogonal frequency division multiplexing. Wavelets are small waves having amplitude increase starting zero and reduces back to zero. In conventional OFDM, IFFT is used at the transmitter side and FFT is used at receiver.
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