What character(s) does a bitstring is encoded in each character set?

Bitstring:
Binary  Hexadecimal 
EncodingBitstringCharacter(s)
ISO-8859-1f7fe3f3f3f3f3f3f3f40f7fe3f3f3f3f3f3f3f4042÷þ???????@÷þ???????@B
SJIS-WINf7fe3f3f3f3f3f3f3f40f7fe3f3f3f3f3f3f3f4042????????@????????@B
EUC-JPf7fe3f3f3f3f3f3f3f40f7fe3f3f3f3f3f3f3f4042????????@????????@B
UTF-8f7fe3f3f3f3f3f3f3f40f7fe3f3f3f3f3f3f3f4042?????????@?????????@B
UHCf7fe3f3f3f3f3f3f3f40f7fe3f3f3f3f3f3f3f4042鈑???????@鈑???????@B