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2002 July 08 Rev.0
6
www.phycomp-components.com
Phycomp
Product specification
Surface-mount ceramic
multilayer antennas
2.45 GHz ISM-band antenna for Bluetooth and
WLAN IEEE 802.11b (Long Shape)
APPLICATION EXAMPLE
HBK103
180
°
−90°
90
°
0
°
−40 −30
−20
−10
0 dBi
HBK102
180
°
−90°
90
°
0
°
−40 −30
−20
−10
0
dBi
Fig.5 Typical radiation patterns.
E-plane
H-plane
HBK099
6
6
82
GROUND PLANE (on back side)
BLUETOOTH OR OTHER
RF MODULE
CLEARANCE
(no ground plane)
CLEARANCE
(no ground plane)
ANTENNA
CHIP
50
Ω transmisson line
(micrstrip or coplaner waveguide)
Dimensions in mm
Fig.6 Suggested layout.
Note:
The ground termination can be
optionally connected to RF ground.