To provide a portable radio terminal which is capable of dealing with a multi-application system and ensuring sufficient isolation between antennas.
A portable radio terminal includes: a first housing; a second housing; a first slide member provided in the first housing and comprised of a metal; a second slide member provided inside the first slide member and comprised of a metal; a slider to which the first housing and the second housing are connected to be freely elongated/contracted by fixing the second slide member to the second housing; a first circuit board provided in the first housing; a second circuit board provided in the second housing; a first radio system provided on the first circuit board; and a second radio system provided on the second circuit board and operating in an operational frequency different from that of the first radio system. Power is fed from the first circuit board to the first slide member as an antenna of the first radio system and power is fed from the second circuit board to the second slide member as an antenna of the second radio system.
| JP2018078255 | ELECTRONIC APPARATUS |
| JP2003115915 | COMMUNICATION TERMINAL |
| JPH11122375 | PORTABLE TELEPHONE SET |
SATO KENICHI
KONNO DAIGO
KIKUCHI HIRONORI
OMORI HIROAKI
Daisuke Nagano
Kentaro Fujii