Abstract: A multiaccess ultrasonic positioning system (UPS) based on chirped signals needs to estimate the ultrasonic (US) time-of-flight (TOF) of at least three channels. If the cross correlation ...
Elysse Bell is a finance and business writer for Investopedia. She writes about small business, personal finance, technology, and more. Erika Rasure is globally-recognized as a leading consumer ...
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