`ping`. They were granted a patent for ping. That seems ridiculous. | Hacker News

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		andrewstuart2 on Dec 6, 2018 \| parent \| context \| favorite \| on: Thieves boosting signal from key fobs inside homes... `ping`. They were granted a patent for ping. That seems ridiculous.

williamscales on Dec 6, 2018 [–]

It also describes RADAR, or even LIDAR for that matter. It doesn't seem like one should be able to patent something that is merely an application of a well known physical principal. Maybe I misunderstand what "novel" means.

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