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各位大家好,我在matlab下写了一个GPS代码,我想用Agilent Generator N5182A生成。
为此,我按照“编程指南”中的说明进行操作,然后在生成文件(ARB格式)时,由于USB密钥,我将其下载到生成器的内部存储器中。 但是,我有一些问题,因为我没有成功播放我的波形。 首先,GPS代码很长(818400芯片和每个芯片2000个样本)因此最后,我的最终ARB文件是300mb。 因此,我想知道是否有可能从发生器播放这种文件? 因为要播放它我必须在BBG内存上下载它但是如果文件太大它不起作用......如果不可能,你认为可以直接从内部存储器或从内存中播放它 外部硬盘存储(或从USB密钥)? 非常感谢您的帮助,祝您度过愉快的一天! 安托万 以上来自于谷歌翻译 以下为原文 Hello everybody, I wrote under Matlab a GPS code that I would like to generate with the Agilent Generator N5182A. To do that, I did as it is explained in the "Programming Guide" and then when my file is generated (ARB format), I download it into the Internal Memory of the generator thanks to a USB key. However, I have a few questions because I don't succeed to play my waveform. First of all, a GPS code is something long (818400 chips and 2000 samples per chips) thus at the end, my final ARB file is 300mb. Thus, I would like to know if it is possible to play this kind of file from the generator? Because to play it I have to download it on the BBG memory but if the file is too big it doesn't work... If it is not possible, do you think it is possible to play it directly from the internal memory or from an external hard disk storage (or from a u*** key) ? Thanks a lot for your help and have a nice day! Antoine |
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4个回答
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嗨Antoine - 我怀疑你的ARB波形播放内存不足。
这就是我们所说的易失性存储器,波形只能从这个存储器中播放。 没有选件019的N5182A带有8Msa的播放内存。 使用选项019,您将获得64Msa的播放内存。 我不确定你有哪个选项,但由于波形超过64Msa无关紧要。 您的波形太大,无法放入播放内存,因此无法播放。 N5172B或N5182B分别提供更大的播放内存512Msa和1024Msa。 请查看这些产品,看看它们是否更合适。 N5172B http://www.home.agilent.com/en/pd-2115739-pn-N5172B/exg-x-series-rf-vector-signal-generator?cc=US&lc=eng N5182B http:// www .home.agilent.com / zh / pd-2115999-pn-N5182B / mxg-x-series-rf-vector-signal-generator?cc = US& lc = eng问候 - 以上来自于谷歌翻译 以下为原文 Hi Antoine - I suspect that you are running out of ARB waveform playback memory. This is what we refer to as volatile memory and the waveform can only be played from this memory. A N5182A without option 019 comes with 8Msa of playback memory. With the option 019 you would get 64Msa of playback memory. I am not sure which option you have, but since you waveform exceeds 64Msa it doesn’t matter. Your waveform is too large to fit into playback memory and thus cannot play out. The N5172B or the N5182B offer larger playback memory 512Msa and 1024Msa respectively. Please check out these products to see if they are a better fit. N5172B http://www.home.agilent.com/en/pd-2115739-pn-N5172B/exg-x-series-rf-vector-signal-generator?cc=US&lc=eng N5182B http://www.home.agilent.com/en/pd-2115999-pn-N5182B/mxg-x-series-rf-vector-signal-generator?cc=US&lc=eng Regards - |
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早上好,谢谢你的答案,但不幸的是我必须使用N5182A。
不过,我可以处理较小的段,从而加载波形就可以了。 现在,我想要做的是生成用Matlab编写的BPSK信号。 因此,我的新想法是直接以ARB格式(在基带中)写入此BPSK信号,然后将载波直接应用于生成器。 你认为这是正确的思考方式吗? 谢谢,祝你有个美好的一天,Antoine 以上来自于谷歌翻译 以下为原文 Good Morning, thanks for the answer but unfortunately I have to work with the N5182A. Nevertheless, I can work with smaller segments thus to load the waveform it is ok. Now, what I want to do, it is to generate a BPSK signal written in Matlab. Thus my new idea would be to write this BPSK signal directly in the ARB format (in baseband) and then I apply the carrier directly in the generator. Do you think this is the correct way to think? Thanks and have a nice day, Antoine |
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60user69 发表于 2018-11-27 16:08 嗨Antoine - 是的,这正是这样做的方法:1)在Matlab中创建兼容N5182A的BPSK调制I / Q波形文件2)将其下载到N5182A的波形存储器中3)选择要在B5K波形中播放的BPSK波形 内部ARB 4)根据需要设置N5182A载波和电源问候 - 以上来自于谷歌翻译 以下为原文 Hi Antoine - Yes, this is exactly the way to do it: 1) Create the N5182A compatible BPSK modulated I/Q waveform file in Matlab 2) Download it into the waveform memory of the N5182A 3) Select the BPSK waveform to playback in the internal ARB 4) Set the N5182A carrier and power as desired Regards - |
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60user69 发表于 2018-11-27 16:08 您可以下载波形尽可能多的较小波形(每个波形使用尽可能多的波形),然后创建一系列单独的较小波形,前提是您的5172A允许您对波形进行排序。 以上来自于谷歌翻译 以下为原文 You could download the waveform as many smaller waveforms (each using as much as possible/waveform) and then create a sequence of the individual smaller waveforms, provided your 5172A allows you to sequence waveforms. |
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