Flat-plate multiplex antenna and portable terminal

Details Flat-plate multiplex antenna and portable terminal Flat-plate multiplex antenna and portable terminal

2005-11-15

2005-11-15

Wong, Don (Department: 2821)

Communications: radio wave antennas

Antennas

Slot type

Reexamination Certificate

active

06965350

ABSTRACT:
A flat-plate multiplex antenna that is small in size, wide in band and possible to operate at least two frequency bands and a portable terminal using it are provided. A flat-plate multiplex antenna having at least two resonant frequencies, comprising a radiating conductor provided with a U shaped slit and open slit opening either end of said U shaped slit, and a feeder line which supplies power to said radiating conductor.

REFERENCES:
patent: 6133879 (2000-10-01), Grangeat et al.
patent: 6172656 (2001-01-01), Ohwada et al.
patent: 6225958 (2001-05-01), Amano et al.
patent: 6304219 (2001-10-01), Rothe
patent: 6333714 (2001-12-01), Takahashi
patent: 6392609 (2002-05-01), Nieminen
patent: 6498586 (2002-12-01), Pankinaho

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