Does somebody know what C.L.E.A.R. mean ? I can't find out.

Probably a question that @mshalan can answer. . .

I think I have my answer in CLEAR README.md repository : «It is an open source ASIC - That's why it is called CLEAR»

True, but the person who wrote the README file is apparently un-CLEAR on the concept that all-caps indicates an acronym. . .