Regular patch antenna (ceramic chip as a substrate) PIFAs Monopoles (ceramic chip as a support for the monopole)
11
SMA- Ceramic Chip Antenna Helix monopole embedded within the ceramic chip
US Patent 5977927, 5892490
Meandered monopole embedded within the ceramic chip
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Chip Antenna
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SMA- FR4 Chip Antenna (1) FR4 chip antenna (size 6 x 6 x 1.6 mm3) for WLAN operations in the 2.4 and 5.2 GHz bands
Patent pending
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SMA- FR4 Chip Antenna (1.1) 7.3 dB RL BW: 107 MHz @ 2.45 GHz; 820 MHz @ 5.5 GHz; gain level ~ 1 dBi for both bands 0
-10
-20
-30
-40 2E+009
3E+009
4E+009
5E+009
6E+009
15
SMA- Plastic Chip or Folded Strip Monopole (2) Dual-band operation in 2.4/5.2 GHz WLAN bands; Antenna size: 12 x 8 x 3 mm3
Patent pending
16
SMA- Plastic Chip or Folded Strip Monopole (2.1) 10 dB RL BW: 130 MHz for 2.4 GHz band, 418 MHz for 5.2 GHz band; Gain level about 2 dBi in the 2.4 and 5.2 GHz bands
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SMA- Multilayer Chip Antenna (4)
o
Line-pitch angle: 26.26
Ground size: 25 x 40 mm2 Size: 6 x 10.2 x 1.26 mm3 @ ε r = 7 BW: 363 MHz @ 2.45 GHz Proc. 2001 Asia-Pacific Microwave Conf., Vol. 2, pp. 472-475
Dielectric constant = 20 ~ 100 Compact size Very low dielectric loss No metallic loss, Suitable for higher-frequency operation Wider bandwidth than microstrip antennas 20
WLAN Printed Monopole Antennas
Integrated design with the system circuit board
Dual-band monopole antenna
Printed monopole with a coaxial feed line
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WLAN Printed MonopoleDual-band monopole (1) Dual-band F-shaped monopole for 2.4/5.2 GHz WLAN bands; antenna size: 10 x 15 mm2