Abstract: This article provides a tutorial on digital-to-time converters (DTC), which are the core blocks of many electronic applications. Common DTC circuit topologies and major DTC timing errors are ...

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Abstract: Dead-time effects significantly degrade the quantitative accuracy of positron emission tomography (PET) imaging under high-activity conditions. In PET systems, dead-time refers to the ...

A Minnesota hiker was found deceased in Wyoming's Bighorn Mountains nearly a month after he sent a final text message to his wife and was not heard from again, authorities said Thursday. The body of ...