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Type: Posts; User: rameshbalan

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  1. Replies
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    Closed: Re: adc conversion rate doubt

    is there any formula to find the conversion rate of the sigma delta adc.
  2. Replies
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    742

    Closed: Re: adc conversion rate doubt

    yes. i need the conversion speed of delta sigma adc related with the resolution of adc.

    thanks
  3. Replies
    7
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    742

    Closed: adc conversion rate doubt

    Is there any formula for finding conversion rate of ADC, how to relate the conversion rate with others.
  4. Replies
    4
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    1,037

    Closed: Re: quarter wavelength line

    i have one doubt, is all the lines in electronic circuits are transmission lines or, is the signal wavelength is less than the length of the cable thenonly it becomes transmission line?. what is the...
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    Closed: quarter wavelength line

    i have one doubt, if all the lines in electronic circuits are transmission lines or, if the signal wavelength is less than the length of the cable then it becomes transmission line.
    if it is the...
  6. Closed: meaning of 'No rule to make target''error in tiva processor

    hai,
    i have one doubt. while i am doing serial communication using cortex TM4C123G processor, the error comes like that, gmake: *** No rule to make target...
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    866

    Closed: direct form and cascade form

    how the direct form is most sensitivity to the coefficient quantization in IIR filter. and cascade form is not much sensitive to the coefficient quantization in IIR filter.
    how the direct form is...
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    4
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    4,515

    Closed: Re: What is a minimum phase system?

    hai,
    i have one doubt, if the zeros lie on the unit circle, not inside or outside means, is it minimum phase system. how?
  9. Replies
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    67,793

    Closed: Re: difference between moore and mealy

    hi,
    i understood what you are telling . i have one doubt.
    how the mealy faster than moore.
    and for designing of the system which one is more useful.
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    Closed: Re: sampling and quantization

    my doubt is if the system is LTI then only the output is not change even we interchange the order of the system.
    here if we sample and quantize or quantize first and sample next will give a same...
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    918

    Closed: sampling and quantization

    i have one doubt.
    when A and B system are cascade, then if the system is linear time invariant system even A and B are interchanged, no change in result.
    quantizer is a nonlinear system. but even...
  12. Closed: Re: interpolation in DAC and interpolation in multirate signal processing

    thanks, now i understood the difference between the reconstruction filter and interpolation filter.
  13. Closed: Re: interpolation in DAC and interpolation in multirate signal processing

    i understood,
    but in oppenheim "signals and systems" second edition book page no 522, they are telling that interpolation is commonly used for reconstruction in discrete to continuous time converter
  14. Closed: Re: interpolation in DAC and interpolation in multirate signal processing

    no, i am asking why this reconstruction filter is called interpolation filter?. is this interpolation and interpolation in the multirate signal processing are same or not? please tell.
  15. Closed: interpolation in DAC and interpolation in multirate signal processing

    i have one doubt. what is the difference between interpolation filter in DAC and interpolation in multirate signal processing. why the filter in reconstruction of DAC is called interpolation filter.
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    Closed: area sampling and normal sampling

    Hai,
    i have one doubt.
    what is difference between normal sampling and area sampling. why we need area sampling?
  17. Replies
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    682

    Closed: group dealy and phase delay

    Hai, i have one doubt,
    At which situation we have to use group delay and phase delay?. what is the exact difference between those two.
    can we apply for group delay for non linear system also.
  18. Replies
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    4,556

    Closed: Re: convolution of two aperiodic signal

    in oppenheim 'signals and systems' book, he give one example that the convolution of two aperiodic signal is able to form a periodic signal . how can we analyze with help of fourier transform
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    4,556

    Closed: convolution of two aperiodic signal

    is it possible to give periodic signal when convolving two aperiodic signals
  20. Replies
    3
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    995

    Closed: Re: propagation delay with voltage swing

    no, actually when the peak to peak voltage swing increases, the slew rate of the voltage swing decreases.so the speed of the waveform increases. even the device operate above the threshold level, the...
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    3
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    995

    Closed: propagation delay with voltage swing

    i have one doubt. when the input peak to peak voltage level of the inverter decrease, the propagation delay decrease. what is the limit that i have the voltage level to get low propagation delay?
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    3,367

    Closed: Re: negative time constant

    sir,
    i couldn't understood. can you explain with some examples.
  23. Replies
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    3,367

    Closed: negative time constant

    is it possible to have negative time constant in the real world circuit. what is the significance of the negative time constant circuit?
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    1,280

    Closed: Re: nco in modelsim and quartusII

    thank you sir.
  25. Replies
    4
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    1,280

    Closed: Re: nco in modelsim and quartusII

    thank you sir. i need why it cant calculate like that. i tried using ROM table. it give correct answer. what difference does it make. please explain .
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