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Recent content by Firas

  1. Firas

    VHDL question 2 - how to get codes together in one code

    Re: VHDL question 2 Hi, Yes you can code your design in one entity, but it is better that you defragment it.
  2. Firas

    Looking for documents about 802.11u Interworking

    Hello friends, Please can any one help me to find good documentations about the "802.11u Interworking". Please I need urgently any documentations about the 802.11u. Thanks. Firas.
  3. Firas

    need architectures for Controlled sources

    Hi, I am looking for CMOS based architectures of the four Controlled sources : * Voltage controlled current sources (VCCS) * Current controlled current sources (CCCS) * Voltage controlled Voltage sources (VCVS) * Current controlled voltage sources (CCVS) OTA and CC based one are also welcome...
  4. Firas

    rough estimation of layout area

    layout aria estimation Hello friends, I want to estimate the aria of the layout of my circuit. I know the size of transistors but I don't know the size of the aria to be occupied by routing signals and power. Please can any one help me how I can estimate the aria of my circuit. Thanks. Firas.
  5. Firas

    want to convert vhdl to verilog, code must be synthesisable

    Re: convert vhdl to verilog Hello afouladi86, This topic can help you: Don't forget to push "helped me". Thanks. Firas.
  6. Firas

    need the "AD844AN" library for Orcad

    Hello friends, I work with "Orcad" design tools, and I need the library of the "AD844AN" circuit. Thanks. Firas.
  7. Firas

    need Hilditch's Algorithm for Skeletonization of fingerprint

    hilditch algorithm Hello Friends, I need an Hilditch's Algorithm for Skeletonization of a fingerprint picture. Please can anyone help me to find an algorithm. Thanks.
  8. Firas

    How to calculate the THD for a differential ended OTA

    Please I need help urgently. Thanks. Firas.
  9. Firas

    How to calculate the THD for a differential ended OTA

    Hello friends, I want to simulate the THD of a folded-cascode OTA (differential ended structure) --> Figure 1. Can any one know what is the best test-schematic of this component? And how to calculate exactly the THD? (with TRAN simulation and THD command in the Calculator, or with PSS...
  10. Firas

    THD-cadence simulation

    thd of rectangle wave Hello LvW, I use IC5x, I don't find the "FOURIER" command in the the TRAN analysis toolbox, Please can you help me, where I can find it. Thanks.
  11. Firas

    how to characterize a comparator

    Hello friends, I want to characterize a comparator for Sigma Delta modulator, Please can anyone help me to characterize properly this comparators (what are the simulations types to do?) Thanks.
  12. Firas

    sigma delta adc in cadence spectre

    calculate snr in matlab Hello ljy4468 Thank you for your help. When I run this code, an error come out at the line 15 because the function calculateSNR.m is not found. ??? Undefined command/function 'calculateSNR'. Error in ==> sdmcal at 15...
  13. Firas

    sigma delta adc in cadence spectre

    snr cadence calcualte I do not know how to calculate SNR with cadence. But in my case, I simulated & extracted data (0,1,0,1,1......) and calculated SNR with MATLAB. If you want, I can send you my code. Hello ljy4468 I have find many code that calculate the SNR with MATLAB, but everyone...
  14. Firas

    Calcul of SNR in CADENCE

    Hello friends, I'm working on a second order switched capacitors sigma-delta modulator, I want to calculate the SNR of the modulated signal (output of the modulator), Please can anyone help me how to calculate the SNR of this signal with the calculator of CADENCE, Thanks in advance.
  15. Firas

    sigma delta adc in cadence spectre

    snr calculation in cadence Hello friends, I'm working on a second order switched capacitors sigma-delta modulator, I want to calculate the SNR of the modulated signal (output of the modulator), Please can anyone help me how to calculate the SNR of this signal with the calculator of CADENCE...
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