grammar - Do these sentences in each set mean the same or not?

Could you possibly let me know whether both of the following sentences in each set mean the same thing or not:

A) - I can’t wait for you until 8 p.m.

• I can’t wait for you up to 8 p.m.

B) - I can’t wait for you until one week.

• I can’t wait for you up to one week.