MEASUREMENT LONG MESSAGE SERVICE WITH UNIVERSAL SOFTWARE RADIO PERIPHERAL (USRP)

Abstract - Telecommunication world is increase growing rapidly. Almost everyone in this world has a mobile communication device. It can’t be separated from the BTS (Base Transceiver Station) function which become the key of communication. Because the development of technology, appear the latest technology called USRP (Universal Software Radio Peripheral). USRP is device to connected with OpenBTS technology makes user can call and send SMS for free. This technology is very suitable for remote areas which lack of infrastructure telecommunication and for post-disaster area. SMS has special attraction for user, causes the retention of the service and low access cost for users. Moreover, the use of SMS has been extended to variety of necessary. In this topic research, implemented technology USRP and SMS service with purpose to optimizing the functional of OpenBTS which is usually only be used for voice service only. GNURadio and USRP as regulator for running OpenBTS. For running the SMS service use Smqueue which already available on OpenBTS software. From scenario testing, for SMS service use OpenBTS better than use GSM operator, with delay 2 -3 second. OpenBTS support LMS (Long Message Service) no support more than 480 character.