Recently, due to the development of the electronic communication industry, portable terminals are becoming necessities to a modern society while becoming an important means for delivery of fast changing information. Accordingly, a designers are competitively developing terminals having more convenient functions to guarantee many users. For one example, recently, portable terminals are supporting various services of Bluetooth®, Digital Multimedia Broadcasting (DMB), Wireless Local Area Network (WLAN) and the like in addition to a voice call function. This results in an increase of a case where, to support these services, the portable terminals include a large number of antennas, each supporting a different frequency band.
But, these antennas are mounted in a restricted space with difficulties in circumstances where terminals are miniaturized more and more.