发明申请
US20100214184A1 ANTENNA DEVICES AND SYSTEMS FOR MULTI-BAND COVERAGE IN A COMPACT VOLUME 审中-公开
天线设备和系统在紧凑卷中的多个带宽覆盖

ANTENNA DEVICES AND SYSTEMS FOR MULTI-BAND COVERAGE IN A COMPACT VOLUME
摘要:
A multi-band antenna device includes a primary antenna with a helical component and a folded component. A wire is formed in a helix to construct the helical component and a wire is formed in a folded-over fashion to form the folded component. The folded component is disposed inside the helix. The helical component and folded component may be formed with separate wires or as one continuous wire. The primary antenna is for resonating in multiple frequency bands including a first frequency band correlated with the helical component and a second frequency band correlated with the folded component. A secondary antenna may be included to provide diversity and possibly other frequency bands. The secondary antenna includes a planar inverted F antenna.
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