It is modulated by BPSK after coding. And BP decoding algorithm is used.
编码后经过BPSK调制,采用对数域的BP译码算法进行解码。
This paper proposes a novel digital IF processing method of BPSK signal.
介绍了一种适用于二相相移键控(BPSK)扩频调制信号的数字式处理方法。
Finally, the smoothing of BPSK modulation, and optimization of its performance are performed.
最后提出了平滑化BPSK调制,优化了性能。
A communicator USES BPSK direct - sequence (DS) spreading modulation and BPSK data modulation.
一个传达者使用BPSK指导序列(DS)传播调制和BPSK数据调制。
This paper gives the Shannon limit analysis and numerical results while the modulation is BPSK.
本文对BPS K信号调制格式下的香农限进行了理论分析和数值求解。
The paper presented a software demodulating system of BPSK zero-IF signal containing carrier offset.
本文针对有载波偏移的零中频bps K调制信号提出了一种软件解调系统。
A new frequency estimation technique for BPSK modulation signals embedded in strong noise is proposed.
在强噪声背景下,针对BPSK调制信号,提出了一种新的频率估计技术。
This paper introduces the characteristics of BOC modulation and the merits compared to BPSK modulation.
现介绍BOC调制的性质及和BPSK调制方式相比较的优点。
The transmitter unit mainly consisted of differential encoding, spread spectrum and BPSK modulation and so on.
发送部分介绍了中频发送的差分编码、扩频、BPSK调制等技术;
The current analysis focuses on the performance of BPSK modulation on 2-dimensional spread spectrum system with single-tone jamming.
针对二进制相移键控调制的二维扩频系统,分析了其抗单音干扰的性能。
One is the detection of low SNR DSSS signal and extraction of length of PN code, the other is detection of BPSK signal from multi signals.
对直扩信号侦测的计算机模拟结果表明,该方法不仅能检测到低信噪比的此类信号,而且能提取到扩频码周期等参数。
The purpose of this article is to introduce the realization of Medium Frequency Receive and pulse compression for BPSK pulse compress Radar.
本文的的目的是介绍二相编码雷达中对脉冲信号回波的中频接收以及脉冲压缩处理系统的全数字实现。
Their performance is compared with that of binary LDPC codes with same coding rates over AWGN channel by BPSK modulation and 8psk modulation.
同时,与等价编码速率的二进制ld P C码进行了性能比较,分析了多进制ldpc码的纠错性能和译码复杂度。
The results illustrate that the deterioration of error performances of MSK signal caused by false carrier phase is between that of BPSK and QPSK.
分析结果表明,MS K信号因载波相位误差而造成的误码性能恶化介于BPSK与QPSK之间。
The effects of several types of oppressive broadband interference (BPSK interference, FM interference) on pseudo noise coded fuze system are analyzed.
压迫宽带干扰(BPSK干扰,FM干扰)的几种类型的伪噪声编码引信系统的影响进行了分析。
Concerning the problem of demodulating the weak Binary Phase Shift Keying (BPSK) signal, the demodulation method based on chaotic system was researched.
针对微弱二进制相移键控(BPSK)信号的解调问题,对基于混沌系统的解调方法进行了研究。
A new method called subsection polar correlation is introduced and then is used in estimation of several DS-BPSK signal parameters and in PN acquisition.
介绍了一种分段极性相关的方法,并将其应用于DS -BPS K信号的多个参数估计和伪码捕获。
For increasing the speed of convergence of the signed regressor constant modulus algorithm (SRCMA), a fast SRCMA algorithm suitable for real BPSK signals is presented.
为了加快符号回归常数模算法(SRCMA)的收敛速度,本文提出了一种适合于BPS K信号的快速算法。
The modulation types of data link for UAV are simple, such as BPSK, 2FSK , direct spread spectrum. The transmitted rate and anti-interference performance of them are limited.
目前,无人机数据链系统采用的调制模式都比较简单,如2FSK、BPSK、直接扩频技术等,传输速率与抗干扰能力有限。
Thirdly, we quantify the power penalty caused by the PMD in optical subcarrier multiplexing (OSCM) system with amplitude shift keying (ASK) and binary phase shift keying (BPSK).
第三,对采用不同调制格式(包括幅移键控和二进制相移键控)的光副载波复用(OSCM)系统中,PMD引起的功率代价进行了量化。
Following the spectral correlation theory and wavelet transform theory, a method named as wavelet spectral correlation method is proposed for BPSK signal detection and chip rate estimation.
在谱相关理论和小波变换理论的基础上,提出了小波谱相关方法实现BPS K信号检测与码元速率的提取。
In order to supply the actual BPSK DS-SS signal to verify the algorithms, this dissertation present a design method of spread spectrum signal generator with adjustable muti-parameter in detail.
为了给验证算法提供现实的BPSK调制的直接序列扩频信号,本文详细介绍了一种多参数可调的扩频信号源的设计方案。
In order to supply the actual BPSK DS-SS signal to verify the algorithms, this dissertation present a design method of spread spectrum signal generator with adjustable muti-parameter in detail.
为了给验证算法提供现实的BPSK调制的直接序列扩频信号,本文详细介绍了一种多参数可调的扩频信号源的设计方案。
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