HW Interview
SD-07 · Chapter 12 · System Design (Open-Ended)

Adding a radio to a full product

An existing handheld product must gain indoor-location capability through a new radio (for example UWB). The board has no free area and the battery budget is already used. What trade-offs do you analyze?

Level●●● onsite design / senior
TrackSenior system
Really testingSystem trade-off conversation.
Full worked answer: in the book, page 296 — what to say first, how to explain it, the numbers worth quoting and the follow-ups. About the book →

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← SD-06 Sizing a mixed sensor hubSD-08 Reviewing someone's schematic →