How to connect GPS module to usb cable
See table 4.1 on the page you referenced.

It outputs standard NMEA strings asynchronous.
 Std NMEA output is at 4800 bps but this seems to work at 9600 bps according to text in red just after section 6.4.

UARTS are on pins 5,4 and 6,7 TX/RX. 

You can probably interface it to USB using a USB to RS232 serial converter. Levels MAY be std RS232 but more likely are 0/+5V. If so you will need a data level translator (such as eg MAX232 or similar).