3 ms·
Rules are different in each country of course but most unlicensed frequencies can only be used with mechanisms that leave space for other users (networks) like
by pgorczak 5y ago
Rules are different in each country of course but most unlicensed frequencies can only be used with mechanisms that leave space for other users (networks) like listen before talk or restricted duty cycles. Cellular technology isn’t built with shared access to spectrum in mind although there is/was some effort to add it (LTE-U, 5G-NR-U).