Pakistan Telecommunication Authority (PTA) and COMSATS Institute of Information Technology have signed a memorandum of understanding (MoU) in order to promote the telecom research that would be beneficial not only for both the organisations, but also for the country, an official said on Friday. PTA Chairman Dr Mohammed Yaseen said that the authority would provide data on telecom sector and expertise to COMSATS and the institute would encourage its students to undertake research in different areas of telecom.