Ift wireless - Study guides, Class notes & Summaries

IFT WIRELESS EXAM...

Ift wireless Exam Questions and Answers |100% Pass When first introduced, cellular networks were a revolutionary development in data communications - Answer-True A Handoff (or handover) changes the routing of an ongoing voice call from one cell to another - Answer-True The SIM card enables international roaming independent of mobile equipment - Answer-True A correlation function equals 1 if the two codes are identical - Answer-True GSM networks used circuit switch telephony initially - A...

What is a logarithm? - Answer-A logarithm is an exponent based mathematical representation of a numerical value. What logarithmic base is used in digital communications? - Answer-Two How do you find a log2 value on a calculator that only has log10 functionality? (Hint: what is the formula?) - Answer-log2(a) = [log10(a) / log10(2)] What is the definition of a decibel? - Answer-A decibel is a mathematical representation of a power level on a logarithmic scale. a = 10lob(b), where a is th...

What is the chip rate for a direct sequence spread spectrum system that has 26 dB of processing gain and a data rate of 90 kbps? - Answer-Processing Gain = 10 log (Chip Rate / Data Rate) Given: Processing Gain = 26 dB; Data Rate = 90 kbps 10^(26/10) = Chip Rate / 90 kbps Chip Rate = 400 * 90 kbps = 36000 kbps = 30 Mbps What is the chip rate for a direct sequence spread spectrum system that has 23 dB of processing gain and a data rate of 50 kbps? - Answer-Processing Gain = 10 log (Chip Ra...

IFT 372 WIRELESS COMMUNICATION - HELM - QUIZ 1-7 + MIDTERM + LECTURE ACTIVITIES VERIFIED ANSWERS GRADED A+

IFT 372 WIRELESS COMMUNICATION - HELM - QUIZ 1-7 + MIDTERM + LECTURE ACTIVITIES QUESTIONS AND ANSWERS GRADED A+

ASU IFT 372 Fall 2023 Helm Weeks 1-7 Quizzes + Midterm Multisource with complete solution What is a logarithm? Correct answer: A logarithm is an exponent based mathematical representation of a numerical value. What logarithmic base is used in digital communications? Correct answer: Two How do you find a log2 value on a calculator that only has log10 functionality? (Hint: what is the formula?) Correct answer: log2(a) = [log10(a) / log10(2)] What is the definition of a decibel? Correct ...

ASU IFT 372 Fall 2023 Helm Weeks 1-7 Quizzes +Midterm Multisource with complete solution What is a logarithm? Correct answer: A logarithm is an exponent based mathematical representation of a numerical value. What logarithmic base is used in digital communications? Correct answer: Two How do you find a log2 value on a calculator that only has log10 functionality? (Hint: what is the formula?) Correct answer: log2(a) = [log10(a) / log10(2)] What is the definition of a decibel? Correct a...