Thien Hieu

Last seen: 10日前 | 2023 年からアクティブ

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質問

What factors contribute to the randomness in Channels generated by Ray Tracing?
I'm reading example CDL Channel Model Customization with Ray Tracing and have some questions. When I changed the random stream ...

4ヶ月前 | 1 件の回答 | 0

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質問

What to do next after Channel Estimation, when number of estimated channels (Antenna Ports) is smaller than number of antennas?
I'm reading example NR Channel Estimation Using CSI-RS and I have a question about the estimated channel. While the true channe...

5ヶ月前 | 1 件の回答 | 0

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質問

How to see full view of site viewer ray tracing?
Hi, I would like to ask how could I see the full view of the site viewer (when I use ray tracing). I still used it normally, b...

6ヶ月前 | 0 件の回答 | 0

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質問

How to generate Channel for 2 (or more) consecutive slots?
Hi everyone, I know that we can generate channel for 1 slot by using CDLChannel, then nrPerfectChannelEstimation, but how can I...

6ヶ月前 | 1 件の回答 | 0

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質問

CIR filter w in nrChannelEstimate (practical channel estimation)
Hi, I would like to understand the CIR denoising, and how it helps in nrChannelEstimate function. I have read the inside of the...

6ヶ月前 | 1 件の回答 | 0

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質問

Mathematics relationship between CDL channels and Saleh-Valenzuela model
Hi everyone, I'm learning to generate a CDL channel through example CDL Channel Model Customization with Ray Tracing, and I al...

11ヶ月前 | 1 件の回答 | 0

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質問

Wireless communication - how beamforming works in multi-antenna OFDM systems?
Hi everyone, I am new in channel estimation area and I am having quetions about FFT, beamforming... in a multi antenna OFDM syst...

1年以上前 | 1 件の回答 | 0

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解決済み

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

1年以上前

質問

Understanding modulation in transmiting of wireless communication
Hi everyone ^^ I have a question about modulation in transmition of singular antenna device as follow. As I understand, for ex...

1年以上前 | 0 件の回答 | 0

0

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質問

Channel gain / path loss in simulation in wireless communication
Hi everyone, I would like to ask: I have seen some papers use the path loss model of , some use . I see these are much differen...

1年以上前 | 1 件の回答 | 0

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