When the launch date is 14.09.2005, and so the frequency is 900mhz and 1800mhz, how many carriers are there?
Carrier Standard Frequency Connection speed Launch date (dd.mm.yyyy)
text text text text text
1-19246-1
Orange GSM GPRS 900MHz and 1800MHz 56 kbit/s 14.09.2005
Orange GSM EDGE 900MHz and 1800MHz 236.8 kbit/s 17.04.2006
Moldcell GSM GPRS 900MHz and 1800MHz 56 kbit/s 31.01.2005
Moldcell GSM EDGE 900MHz and 1800MHz 236.8 kbit/s 07.06.2005
Unité CDMA 1x 450MHz 153 kbit/s 01.03.2007
IDC CDMA 1x 800MHz 153 kbit/s 09.09.1999
table_19246_1
SELECT COUNT Carrier FROM table WHERE Frequency = 900MHz and 1800MHz AND Launch date (dd.mm.yyyy) = 14.09.2005
900MHz and 1800MHz 14.09.2005