Difference between 3G & 4G
Wireless Engineer Interview Questions
1,097 wireless engineer interview questions shared by candidates
1) Types of equalizers. Problems with zero-forcing equalizer. Why is MMSE equalizer better than the former? 2) Asked me about a wireless channel measurement project that I had done. Based on that, tested me on the concepts of coherence time, inter symbol interference, multipath fading. 3) Asked about basic concepts in OFDM. What problem does it solve? Can we keep increasing the number of subcarriers? Will there be any issues if we do that? 4) How many numbers can you represent by a unsigned and signed n-bit binary number.
Write a function in C to reverse the order of words in a string. Write a function to swap bytes in an integer.
Study basic DSA questions and how to built from one on top of the other
Questions are technical details about OS, RTOS, scheduling, networks. Coding are leetcode easy to medium, but I was asked to write in C.
What is one job that you've had where confidentiality was an important part of the job?
There is a promotion currently available to get a new phone, how would you pitch this idea to me on the phone.
Do you have any experience in testing?
Describe the difference between coaxial line and microstrip line
Estimation theory, OFDM, filter design.
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