GP.1575.35.3.A.02

SPECIFICATION Part No. : GP.1575.35.3.A.02 Product Name : 3.5mm thick GPS Patch Antenna, 1575MHz Features : 35mm*35mm*3.5mm ROHS Compliant SPE-12-8-098/E/AS Page 1 of 13 1. Introduction This 35*35mm ceramic GPS/GALILEO patch antenna is based on smart XtremeGain™ technology. It is mounted via pin and double-sided adhesive and has been tuned as the optimal solution for the customer device environment. 2. Key Antenna Performance Indicators Original Patch Specification tested on 50*50mm ground plane No Parameter Specification 1 Center Frequency 1575MHz ± 6MHz 2 Bandwidth 22MHz min 3 VSWR 1.5 max 4 Gain at Zenith 2.0 dBic typ. 5 Gain at 10°elevation 1.5dBic typ. 6 Axial Ratio 3 dB max 7 Polarization RHCP 8 Impedance 50 Ohms Frequency Temperature 9 10 Coefficient（τf ） Operating Temperature 0 ± 20ppm / oC -40°C to +85°C SPE-12-8-098/E/AS Page 2 of 13 3. Test Setup Figure 1. Return Loss measurement. Z X Y Figure 2. Peak gain, average gain, efficiency and radiation pattern measurements. SPE-12-8-098/E/AS Page 3 of 13 4. Antenna Parameters 4.1. Return Loss Figure 3. Return Loss of the GP.1575.35.A.02 4.2. VSWR Figure 4. VSWR of the GP.1575.35.A.02 SPE-12-8-098/E/AS Page 4 of 13 4.3. Efficiency Figure 5. Efficiency of the GP.1575.35.A.02 4.4. Peak Gain Figure 6. Peak Gain of the GP.1575.35.A.02. SPE-12-8-098/E/AS Page 5 of 13 5. 2D Radiation 5.1 XZ Plane Radiation SPE-12-8-098/E/AS Page 6 of 13 5.2 YZ Plane Radiation SPE-12-8-098/E/AS Page 7 of 13 5.3 Axial Ratio 5.4 3D Radiation SPE-12-8-098/E/AS Page 8 of 13 Figure 7. Radiation Pattern of the GP.1575.35.A.02 at 1575Mhz. SPE-12-8-098/E/AS Page 9 of 13 6 . Mechanical Drawing SPE-12-8-098/E/AS Page 10 of 13 6.1 Adhesive Thickness 6.2 Layout Dimensions SPE-12-8-098/E/AS Page 11 of 13 6.3 Test Fixture Antenna Setup and Measurements SPE-12-8-098/E/AS Page 12 of 13 7. Packaging Taoglas makes no warranties based on the accuracy or completeness of the contents of this document and reserves the right to make changes to specifications and product descriptions at any time without notice. Taoglas reserves all rights to this document and the information contained herein. Reproduction, use or disclosure to third parties without express permission is strictly prohibited. Copyright © Taoglas Ltd. SPE-12-8-098/E/AS Page 13 of 13