1) BPSK modulation
BPSK调制
1.
Compared with PPM modulation incoherent wireless optical communication system and uncoded system, the Turbo coded BPSK modulation coherent wireless optical communication system improved the performance of optical wireles.
借助系统BER的上限,比较了基于Turbo码的BPSK调制的相干无线光通信系统与PPM调制的非相干无线光通信系统和未编码无线光通信系统性能,结果表明:Turbo码技术应用在相干光通信系统中,提高了系统的抗干扰能力,节省了发射光功率,提高了系统性能。
2.
This paper analyzes its principle,and uses BPSK modulation as an example,through the matlab simulation to demonstrate its feasibility.
最后提出了平滑化BPSK调制,优化了性能。
2) BPSK modulator
BPSK调制器
1.
The challenges in accuracy delay test between modulating end and output end of BPSK modulator are resolved, and the uncertainty analysis of the delay test results obtained by oscilloscope is provided.
通过大量实验和分析,发现影响示波器测量准确度的各种原因,提出提高线性器件测试准确度的解决方法,同时解决了BPSK调制器调制端到输出端时延的准确测试;最后给出了用示波器进行不同被测件时延测试的测量结果不确定度分析。
3) ASK/BPSK modulation
ASK/BPSK调制
1.
The research and practice of a synthesizer based on fractional technology with no trade offs between step size and phase noise, reference feed through spurs and tuning speed, and the designing and debugging of the ASK/BPSK modulation circuits are achieved in this article.
本文完成了一个基于分数分频技术实现兼顾细步长、低相噪、低杂散及跳频时间等指标的频率源的研制,并完成了信号ASK/BPSK调制模块电路设计、调试和测试工作。
4) BPSK modulated signal
BPSK调制信号
6) BPSK-like
类BPSK
1.
Through comparison of complexity and performance of each method,BPSK-like method is chosen.
通过比较各种算法的复杂度和性能,选择类BPSK方法作为研究对象,并对一阶类BPSK的方法作了改进,提出了二阶类BPSK,用最大合并准则(MRC)接收主瓣和旁瓣信号,降低了能量损失。
补充资料:1,3-丁二烯与甲基苯调制物
CAS:28327-92-6
分子式:(C11H14)x
中文名称:1,3-丁二烯与甲基苯调制物
英文名称:1,3-Butadiene, telomer with methylbenzene
分子式:(C11H14)x
中文名称:1,3-丁二烯与甲基苯调制物
英文名称:1,3-Butadiene, telomer with methylbenzene
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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