In RADCOM site you can fill your information to access their latest posters, after fill it says you will receive them via email.
There is two of them:
-5G Open RAN Evolution Path
-5G Release 17 Network Architecture Poster
I didn't received nothing until now, if it works for you can you please post them here? If I receive anything I update it in this post.
https://radcom.com/radcom-posters/