14 Questions 21 Answers 0 Followers
Questions related from Raza Javed
Hello everyone, I am implementing Galileo E1 tracking, and I want to use FLL assisted PLL, I am using the structure given in 'Understanding GPS' by Kaplan (Page 182, figure 5.21(a)). I try to...
11 August 2021 2,710 2 View
Hello Everyone, I am implementing tracking algorithm for Galileo satellite in MATLAB. In the tracking algorithm we generally have two loops, PLL and DLL and both of them have loop filters. And we...
23 July 2021 5,103 2 View
Hello Everyone, I want to calculate CRC-16/X-25 for my APDU tranmission. I have a C code that calculates CRC-16/CCITT-FALSE, But I don't know what exactly is the difference between these two...
08 November 2019 1,023 1 View
I want to implement CRC-16/X-25. I have a code written in C for CRC-16/CCITT_FALSE, but I don't know what changes do I need to make in that code for CRC-16/X-25 implementation? The code I am...
08 November 2019 2,560 1 View
Hello Everyone, I started learning VHDL and FPGA Programming. I have watched tutorials regarding this, but that were just basic concepts. Can someone please suggest me some good books for...
14 October 2019 5,316 10 View
Hello Everyone, I have a question related to the voltage rating. what exactly that means that the cable has a voltage rating of 500V? Is it like this, that the maximum voltage that can pass...
02 October 2019 5,901 5 View
Hello Everyone, As we know that, molar mass of Air is 28.97 g approximately, which is the average value of molar masses of mixture of gases. Now, If I create a vacuum from that air, and there is...
23 August 2019 7,503 11 View
Hello Everyone, I have a question related to the generation of vacuum. Suppose I have a region Air, and that air has some thermal conductivity, viscosity and heat capacity etc. Air is at room...
14 August 2019 8,380 8 View
Hello Everyone, I am using chtMultiRegionSimpleFoam and my Openfoam version is 4.1. I made my geometry in Salome and I am modelling a laminar fluid flow. Now I want to change the flow to...
20 May 2019 7,037 10 View
Hello Everyone, I am currently working on fluid dynamics and I have one question: I am studying about the fluid flow from a cylindrical pipe. and I have got how to find the velocity profile and...
02 April 2019 5,433 6 View
I am new to FPGA and I am studying the basics of the connections OR interfaces of different components with FPGA, like USB, Ethernet etc. On Xilinx FPGA evaluation boards, there is also an...
12 March 2019 5,496 7 View
Hello Everyone, I am doing a project on Acquisition and Tracking of Galileo E1 signal. I am collecting a raw data using USRP front end and GNURadio. my data is a complex baseband signal. I have...
02 July 2018 5,806 5 View
Hello Everyone, I want to track Galileo E1C channel. I have one doubt that is it necessary to remove secondary code from the incoming signal before tracking OR we can go track the signal...
24 June 2018 7,712 1 View
Hello everyone, I am implementing the acquisition and tracking of Galileo E1 signal in MATLAB. but I am not exactly getting that when we get some offset in code chips from dll discriminator, then...
26 May 2018 8,203 22 View
