H - Electricity – 01 – Q
Patent
H - Electricity
01
Q
H01Q 1/22 (2006.01) H01Q 1/32 (2006.01) H01Q 21/30 (2006.01) H04B 1/38 (2006.01)
Patent
CA 2148725
An antenna apparatus for a mobile unit capable of performing communications based on a plurality of types of digital cellular schemes using different frequencies includes at least two antennas. At least one of the antennas is tuned to the transmission and reception bands in one digital cellular scheme, and at least one of the remaining antennas is tuned to the transmission and recep- tion bands in another digital cellular scheme. At least one of the antennas can be recognized on the outer appearance of the mobile unit, and the remaining antennas are housed in the mobile unit. With this arrangement, the mobile unit having the antenna apparatus of the invention is provided in the form which is not different in outer appearance from a mobile unit designed to cope with a single system.
Corporation Nec
G. Ronald Bell & Associates
LandOfFree
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