Tri-mode designates a phone that supports three specific combinations of frequency band and technology (modes). Currently, the most common type of tri-mode phone in North America is one that supports ...

Abstract: Using characteristic modal analysis (CMA), this letter introduces a novel tri-band microstrip metasurface (MTS) circularly polarized (CP) antenna with dual sense. The radiation part of the ...

Abstract: This publication proposes an ultrathin tri-mode degeneracy Huygens’ element to overcome the aperture efficiency limitations of current conformal transmitarray antennas (TAs). The proposed ...

This tri-mode phone is Samsung's first CDMA model with video-clip recording. Features dual color displays, camera with flash, Java, and speaker-independent voice dialing.