One round of coding and remaining was just to know the domain knowledge related to wireless communication and DSP implementation . Other questions are related to DSP, OFDM and optimization.
Dsp Engineer Interview Questions
270 dsp engineer interview questions shared by candidates
--What is the difference between a zero-forcing (ZF) and a MMSE equalizer? Derive the equations for both. --In wireline communication, how do you perform CDR (clock data recovery)? --What is a decision feedback equalizer and how is it different from feed forward equalizers? --What are the sources of impairments in a high speed wireline communication environment? How would you model them? --What is a minimum phase response for an LTI system? --How do you choose the traceback length for a Viterbi decoder? --Describe Shannon's channel capacity formula.
1. One proper coding question (To populate a square matrix spirally) 2. wireless domain questions 3. 5G NR channels (with BRP and SRP on DSP) 4. bitwise operators questions 5. basic c questions (refer geeksforgeeks) 6. Why Job Change? Convince for a good reason? Stability in a company is a good factor
What makes a good team?
Q1. What are you working on currently and what do you know about the company? Q2. Why did you select Signal Processing and what all projects have you done in this domain?
What is fft? What is FIR filters?
Explain the differences between IIR and FIR, and how they are implemented differently
Given a signal with a known preamble, how would you locate the frequency of transmission?
Dsp related questions, about project
Questions about matrices, covariance, FFTs.
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