PRODUCT Data Sheet: GPS & Bluetooth
Part No. M442100
SavviTM Embedded Ceramic
GPS & Bluetooth Antenna
1.575 and 2.4—2.5 GHz
Best in Class Performance—Smallest Occupied Volume
• Over 80% peak efficiency for GPS and 60% Bluetooth.
• Minimal ground clearance and component “keep out”
areas. Very low component height.
• High selectivity eliminates the need for additional
These highly innovative antennas provide filters and frees board space.
competitive advantages for designers of cell phones, High Tolerance to Frequency Shifts
laptops and other mobile equipment by combining • IMD’s high RF isolation resists antenna de-tuning that
GPS & Bluetooth antennas in a single, highly compact can otherwise impair reception.
form factor suitable for the thinnest/smallest • Single part works for various PCB sizes and layouts.
devices. Ethertronics Isolated Magnetic Dipole (IMD) Quicker Time-to-Market
technology utilizes superior RF isolation to combine • Fewer design changes
these two high performance antennas. • Simpler implementation—no matching networks.
TECHNOLOGY ADVANTAGES RoHS Compliant
• Antennas comply with appropriate RoHS Directives.
Real-World Performance and Implementation
Ceramic antennas may look alike on the outside, but
the important difference is inside. Other antennas END USER ADVANTAGES
may contain simple PiFA or monopole designs that Superior Range
interact with their surroundings, complicating layout • Greater antenna efficiency means longer range.
or changing performance with use position. Ether-
tronics’ antennas utilize patented IMD technology to Exceptional Coverage
deliver a unique size and performance combination. • Better GPS coverage means improved performance in
Stays in Tune buildings, cars or other areas where signal reflection
High RF isolation means occurs.
IMD antennas resist • Better Bluetooth coverage means more reliable
detuning regardless of wireless connections.
usage position. And one Faster Acquisition Times
standardized part can • Users experience faster signal acquisition for GPS
typically be placed in a readings and Bluetooth connections.
variety of locations.
Smallest Effective Size SERVICE AND SUPPORT
IMD antennas require a Extensive RF Experience
smaller keep-out area for surrounding components, • Our Savvi ceramic antennas are supported by exten-
leading to a smaller effective size. sive application notes, and when needed, by the ex-
pertise of RF engineers who have integrated hundreds
High Performance of antenna designs into wireless devices.
IMD’s high efficiency and simple design rules lower Global Operations & Design Support
development risk and speed time-to-market without • Ethertronics’ global operations encompass an
sacrificing performance. Plus, high RF selectivity integrated network of design centers that provide
eliminates the cost and space for band-pass circuitry. local customer support.
More information is available on our Website at ETHERTRONICS
www.ethertronics.com/resources/. 9605 Scranton Road, Suite 300 | San Diego, CA 92121 - USA | www.ethertronics.com
tel +(1) 858.550.3820 | fax +(1) 858.550.3821 | contact: email@example.com
PRODUCT: GPS & Bluetooth Dual Band Antenna
Ethertronics’ GPS & Bluetooth Embedded Antenna Specifications.
Ethertronics produces a wide variety of standard and custom antennas to meet user needs.
Below are the typical specs for a combination GPS & Bluetooth application.
Electrical Specifications BGTP/SG/BPTS Antenna 1.575 GHz 2.42.–42.G5HGzHz
Typical Characteristics Average Gain -2.56 dBi -2.4 dBi
(inside an enclosure) Average Efficiency 750% 650%
VSWR Match 2.0:1 max 2.6:1 max
FeeFdroPnotintto IBmapcekdRaantcieo 50 ohms-6undbBalanced 50 ohms-6undbBalanced
Feed PPooinwteImr Hpaenddalninceg 50 oh.m5 sWuantbt aclwanced 50 oh.m5 sWuantbt aclwanced
PowPeorlaHraiznadtlionng .5 LWinaetat rcw .5 LWinaetat rcw
Isolation <-25 dB <-20dB
Mechanical Specifications Size 14x4x1.3mm
Mounting Surface mount
Weight .2 grams
Packaging Tape & Reel
Typical Efficiency, The GPS response (below) will shift toward the carrier frequency when placed in circuit.
Isolation & Return Loss
Antenna Radiation Phi = 0o Plane Phi = 90o Plane Theta = 90o Plane
1.575 GHz Band
Ethertronics’ Test Board
2.4 GHz Band
© 2008 Ethertronics. All rights reserved. Ethertronics, the Ethertronics logo, shaping antenna technology, Savvi, Isolated Magnetic Dipole and the
iMD logo are trademarks of Ethertronics. All other trademarks are the property of their respective owners.
Specifications subject to change and are dependent upon actual implementation. GPS/BT-3-25-08 RA
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