Multi-band antenna arrangement
First Claim
Patent Images
1. An antenna arrangement comprising:
- a ground plane;
a ground point connected to the ground plane;
a feed point;
a λ
/2 antenna element connected to the ground point and to the feed point and extending between the ground point and the feed point as a loop that defines an area; and
a λ
/4 antenna element located within the area, wherein the λ
/4 antenna element is a PIFA.
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Abstract
An antenna arrangement comprising: a ground plane; a ground point connected to the ground plane; a feed point; a λ/2 antenna element connected to the ground point and to the feed point and extending between the ground point and the feed point as a loop that defines an area; and a λ/4 antenna element located within the area.
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Citations
32 Claims
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1. An antenna arrangement comprising:
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a ground plane; a ground point connected to the ground plane; a feed point; a λ
/2 antenna element connected to the ground point and to the feed point and extending between the ground point and the feed point as a loop that defines an area; anda λ
/4 antenna element located within the area, wherein the λ
/4 antenna element is a PIFA. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. An antenna arrangement comprising:
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a ground plane; a ground point connected to the ground plane; a feed point; an unbalanced antenna element, where the unbalanced antenna element is a PIFA antenna; a balanced antenna element connected to the ground point and to the feed point and extending between the ground point and the feed point to surround the unbalanced antenna element.
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23. An antenna arrangement having multi-band operation over a frequency range and comprising:
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a ground plane; a ground point connected to the ground plane; a feed point; a λ
/2 antenna element connected to the ground point and to the feed point and extending between the ground point and the feed point as a loop; anda λ
/4 antenna element, wherein the λ
/2 antenna element has two resonant modes in the frequency range covering at least first and second bands and the λ
/4 antenna element has one resonant mode in the frequency range covering a third band. - View Dependent Claims (24, 25, 26, 27, 28)
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29. An antenna arrangement, for multi-band operation over a frequency range, comprising:
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a ground plane; a ground point connected to the ground plane; a feed point; a λ
/2 antenna element connected to the ground point and to the feed point and extending between the ground point and the feed point as a loop, the λ
/2 antenna element having a lowest resonant mode that covers at least one of US-GSM and EGSM bands and a second lowest resonant mode in the frequency range that covers a first one of PCN1800 and PCS1900 bands; anda PIFA antenna element connected to the ground plane and the feed point, the PIFA antenna element having a lowest resonant mode in the frequency range that covers a second one of PCN1800 and PCS1900. - View Dependent Claims (30, 31)
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32. An antenna arrangement comprising:
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a ground plane; a ground point connected to the ground plane; a feed point;
a λ
/2 antenna element connected to the ground point and to the feed point and extending between the ground point and the feed point as a loop that defines an area; anda λ
/4 antenna element located within the area, wherein the λ
/4 antenna element is a planar inverted L antenna.
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Specification