Question: Problem 40, page 190 of the text. 5. Code Division Multiple Access (CDMA) is critical technology used in both cell phones and WiFi. Another name

Problem 40, page 190 of the text. 5. Code Division Multiple

Problem 40, page 190 of the text. 5. Code Division Multiple Access (CDMA) is critical technology used in both cell phones and WiFi. Another name for that is Spread Spectrum. (a) Briefly explain why do we call it Spread Spectrum? (b) How does direct sequence work? Give an example not in book or my lecture notes. (c) How does frequency hopping work? Give an example not in book or my lecture notes

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