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Recent content by Girly_girl

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    Wireshark and Bluetooth Device

    Hi Has anyone used wireshark before in order to view the data packets whizzing between the computer/laptop and the Bluetooth device? If so, I am facing a problem with that wireshark as it is not recognizing the Bluetooth device... I'm positive on the fact that the Bluetooth device works, as i...
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    Communicating to a device via Bluetooth in Labview

    Hi Thank you so much for your reply - do you have any idea on how I could check the baude rate of the bluetooth device? Its a Unique cfm device for collecting EEG signals
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    Communicating to a device via Bluetooth in Labview

    Hi all, has any one tried Communicating to a device via Bluetooth in Labview? If so what are the approach? any .vi that I could start with? Thank you
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    .edf file in Labview

    Dear all, open, read and view an .edf file in Labview Any hints, suggestions, vi template - would greatly be appreciated. Cheers
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    Clarification on this image

    cheers for that.. they are both usefull. thanks in ur first link, there is a similar image but there is no statement on the axis of the graph.. any idea on that?
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    Advantages of AWGN channel model

    Hi all what are the advantages of AWGN channel model? and what are its main properties for it getting very popular? Thanks
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    Clarification on this image

    Hi.. yeap you'r right. I think it is a spectrum of OFDM.. but im not sure if it is a spectrum of it or is it something else of it :D if you get what i mean. I found it from google images when i types ofdm spectrum.. but i m not sure if it is actually a spectrum of an OFDM or did it just come up...
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    Clarification on this image

    Hi all, can you please let me know what is this image ( ) usually refered to as? It is related to OFDM.... What does it represent? and what are the labels on the axes? Thanks
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    OFDM orthogonality using IFFT/FFT

    Thanks for your very good response and clear explanations. Do you have any reference ( or can yourself) provide me with some appropriate mathematical equations on orthogonality concept please? Thanks Regards
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    OFDM orthogonality using IFFT/FFT

    Hi everyone. Just a question.. How does IFFT and FFT help obtaining and maintaining the orthogonality between the ofdm symbols? Thanks
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    What is the ISI channel?

    Re: what is ISI channel? Hello.. Please have a look at the attached pdf.. it says: The lack of guard interval makes OFDM/OQAM more spectrally efficient, but multipath effects must be eliminated by an equalizer. Hirosaki [2] has proved that a single branch fractionally spaced equalizer is...
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    What is the ISI channel?

    Re: what is ISI channel? Received it thank you very much.. just replied to it.. thanks again
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    What is the ISI channel?

    Re: what is ISI channel? Yes thanks for your very kind explanation.. but if I was to investigate the functioning of OFDM to help in counteracting the effects of delay ICI or ISI? what do i nneed to do? I have already added CP... but i dont think thats enough... Would i need to create Equalizer...
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    What is the ISI channel?

    Re: what is ISI channel? Thanks all ---------- Post added at 14:28 ---------- Previous post was at 14:24 ---------- But now if I was to investigate the functioning of OFDM to help in counteracting the effects of delay ICI or ISI? what do i nneed to do? Would i need to create Equalizer (i.e...
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    What is the ISI channel?

    hello all what is ISI channel? is it the channel that has been affected by the ISI or such inteferences? thanks

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