[HN Gopher] Radar fall detection and breath rate under $40 ___________________________________________________________________ Radar fall detection and breath rate under $40 Author : GameOfKnowing Score : 23 points Date : 2022-01-31 10:00 UTC (1 days ago) (HTM) web link (www.seeedstudio.com) (TXT) w3m dump (www.seeedstudio.com) | robocat wrote: | That board shouldn't have passed QC? The largest SMD on the first | image of the board is severely off-centre. | jacteh wrote: | I think you'd be surprised how lax IPC-A-610 can be. That | probably just sneaks in as acceptable for class 1/2 (side | overhang <=50%). Even class 3 acceptance criteria allows for | 25% overhang. | crystalmeph wrote: | They probably gave the marketing department a QC reject to take | pictures with, since marketing can't be bothered to worry about | things like proper ESD protection =) | jrockway wrote: | I would be shocked if they didn't ship that. The capacitor is | electrically connected to the pads, and isn't shorting the | row of smaller passives above. It's $32. | GameOfKnowing wrote: | Whoa-- yeah, that's hard to un-see. I can't believe they missed | that (and that I did at first glance) | GameOfKnowing wrote: | The breath rate application really got my mind turning here-- | replacing 2 wearables (breath monitor, fall monitor) with a | wireless device, and pulse sensing can already be done by video. | Imagine walking into a hospital room or grandma's home & having | full bio monitoring with no tubes or cables... | bloodyplonker22 wrote: | Anyone remember how viral "I've fallen and I can't get up" went? | This was apparently the main use case and selling point for those | devices back then, and it still is now. | adolph wrote: | See also "Apple's new ad invites you to imagine dying alone | without a Watch on your wrist" | | https://theverge.com/2022/1/1/22862543/apple-watch-911-ad-fe... | keville wrote: | This ought to make for inexpensive home automation sensors that | do much better occupancy detection for rooms than pIR sensors, | which stall out if you're sitting and don't move enough to | trigger "motion" but still want lights on in the room. ___________________________________________________________________ (page generated 2022-02-01 23:00 UTC)